diff options
| author |   José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-05-18 13:18:31 +0300 |
|---|---|---|
| committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-05-18 13:42:15 +0300 |
| commit | 437fd90c0250dee670290f9b714253671a990160 (patch) | |
| tree | b871786c360704244a07411c69fb58da9ead4a06 /qemu/linux-user | |
| parent | 5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff) | |
These changes are the raw update to qemu-2.6.
Collission happened in the following patches:
migration: do cleanup operation after completion(738df5b9)
Bug fix.(1750c932f86)
kvmclock: add a new function to update env->tsc.(b52baab2)
The code provided by the patches was already in the upstreamed
version.
Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'qemu/linux-user')
63 files changed, 2424 insertions, 645 deletions
diff --git a/qemu/linux-user/aarch64/syscall_nr.h b/qemu/linux-user/aarch64/syscall_nr.h index 743255db0..59511d855 100644 --- a/qemu/linux-user/aarch64/syscall_nr.h +++ b/qemu/linux-user/aarch64/syscall_nr.h @@ -262,62 +262,16 @@ #define TARGET_NR_process_vm_writev 271 #define TARGET_NR_kcmp 272 #define TARGET_NR_finit_module 273 -#define TARGET_NR_open 1024 -#define TARGET_NR_link 1025 -#define TARGET_NR_unlink 1026 -#define TARGET_NR_mknod 1027 -#define TARGET_NR_chmod 1028 -#define TARGET_NR_chown 1029 -#define TARGET_NR_mkdir 1030 -#define TARGET_NR_rmdir 1031 -#define TARGET_NR_lchown 1032 -#define TARGET_NR_access 1033 -#define TARGET_NR_rename 1034 -#define TARGET_NR_readlink 1035 -#define TARGET_NR_symlink 1036 -#define TARGET_NR_utimes 1037 -#define TARGET_NR_stat 1038 -#define TARGET_NR_lstat 1039 -#define TARGET_NR_pipe 1040 -#define TARGET_NR_dup2 1041 -#define TARGET_NR_epoll_create 1042 -#define TARGET_NR_inotify_init 1043 -#define TARGET_NR_eventfd 1044 -#define TARGET_NR_signalfd 1045 -#define TARGET_NR_sendfile64 1046 -#define TARGET_NR_ftruncate64 1047 -#define TARGET_NR_truncate64 1048 -#define TARGET_NR_stat64 1049 -#define TARGET_NR_lstat64 1050 -#define TARGET_NR_fstat64 1051 -#define TARGET_NR_fcntl64 1052 -/* #define TARGET_NR_fadvise64 1053 */ -#define TARGET_NR_newfstatat 1054 -#define TARGET_NR_fstatfs64 1055 -#define TARGET_NR_statfs64 1056 -#define TARGET_NR_lseek64 1057 -#define TARGET_NR_mmap64 1058 -#define TARGET_NR_alarm 1059 -#define TARGET_NR_getpgrp 1060 -#define TARGET_NR_pause 1061 -#define TARGET_NR_time 1062 -#define TARGET_NR_utime 1063 -#define TARGET_NR_creat 1064 -#define TARGET_NR_getdents 1065 -#define TARGET_NR_futimesat 1066 -#define TARGET_NR_select 1067 -#define TARGET_NR_poll 1068 -#define TARGET_NR_epoll_wait 1069 -#define TARGET_NR_ustat 1070 -#define TARGET_NR_vfork 1071 -#define TARGET_NR_oldwait4 1072 -#define TARGET_NR_recv 1073 -#define TARGET_NR_send 1074 -#define TARGET_NR_bdflush 1075 -#define TARGET_NR_umount 1076 -#define TARGET_NR_uselib 1077 -#define TARGET_NR__sysctl 1078 -#define TARGET_NR_fork 1079 -#define TARGET_NR_syscalls (__NR_fork+1) +#define TARGET_NR_sched_setattr 274 +#define TARGET_NR_sched_getattr 275 +#define TARGET_NR_renameat2 276 +#define TARGET_NR_seccomp 277 +#define TARGET_NR_getrandom 278 +#define TARGET_NR_memfd_create 279 +#define TARGET_NR_bpf 280 +#define TARGET_NR_execveat 281 +#define TARGET_NR_userfaultfd 282 +#define TARGET_NR_membarrier 283 +#define TARGET_NR_mlock2 284 +#define TARGET_NR_copy_file_range 285 -#define TARGET_NR_sigreturn 1999 diff --git a/qemu/linux-user/aarch64/syscall.h b/qemu/linux-user/aarch64/target_syscall.h index dc72a15c5..f45801804 100644 --- a/qemu/linux-user/aarch64/syscall.h +++ b/qemu/linux-user/aarch64/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + struct target_pt_regs { uint64_t regs[31]; uint64_t sp; @@ -11,3 +14,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/alpha/syscall_nr.h b/qemu/linux-user/alpha/syscall_nr.h index dde8d5c6a..00e14bb6b 100644 --- a/qemu/linux-user/alpha/syscall_nr.h +++ b/qemu/linux-user/alpha/syscall_nr.h @@ -444,3 +444,9 @@ #define TARGET_NR_process_vm_writev 505 #define TARGET_NR_kcmp 506 #define TARGET_NR_finit_module 507 +#define TARGET_NR_sched_setattr 508 +#define TARGET_NR_sched_getattr 509 +#define TARGET_NR_renameat2 510 +#define TARGET_NR_getrandom 511 +#define TARGET_NR_memfd_create 512 +#define TARGET_NR_execveat 513 diff --git a/qemu/linux-user/alpha/syscall.h b/qemu/linux-user/alpha/target_syscall.h index 245cff254..3db4b16f6 100644 --- a/qemu/linux-user/alpha/syscall.h +++ b/qemu/linux-user/alpha/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + /* default linux values for the selectors */ #define __USER_DS (1) @@ -255,3 +258,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 4096 #define TARGET_MLOCKALL_MCL_CURRENT 0x2000 #define TARGET_MLOCKALL_MCL_FUTURE 0x4000 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/arm/nwfpe/double_cpdo.c b/qemu/linux-user/arm/nwfpe/double_cpdo.c index 41c28f309..1cef38085 100644 --- a/qemu/linux-user/arm/nwfpe/double_cpdo.c +++ b/qemu/linux-user/arm/nwfpe/double_cpdo.c @@ -18,6 +18,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpu/softfloat.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/nwfpe/extended_cpdo.c b/qemu/linux-user/arm/nwfpe/extended_cpdo.c index 48eca3b4a..1c8a41229 100644 --- a/qemu/linux-user/arm/nwfpe/extended_cpdo.c +++ b/qemu/linux-user/arm/nwfpe/extended_cpdo.c @@ -18,6 +18,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpu/softfloat.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/nwfpe/fpa11.c b/qemu/linux-user/arm/nwfpe/fpa11.c index eebd93fc0..441e3b1cf 100644 --- a/qemu/linux-user/arm/nwfpe/fpa11.c +++ b/qemu/linux-user/arm/nwfpe/fpa11.c @@ -18,6 +18,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpopcode.h" @@ -27,7 +28,6 @@ //#include <asm/system.h> -#include <stdio.h> FPA11* qemufpa = NULL; CPUARMState* user_registers; diff --git a/qemu/linux-user/arm/nwfpe/fpa11.h b/qemu/linux-user/arm/nwfpe/fpa11.h index bb9ac6554..0b072843d 100644 --- a/qemu/linux-user/arm/nwfpe/fpa11.h +++ b/qemu/linux-user/arm/nwfpe/fpa11.h @@ -21,9 +21,6 @@ #ifndef __FPA11_H__ #define __FPA11_H__ -#include <stdlib.h> -#include <stdio.h> -#include <errno.h> #include <cpu.h> @@ -108,7 +105,7 @@ static inline void writeRegister(unsigned int x, unsigned int y) static inline void writeConditionCodes(unsigned int x) { - cpsr_write(user_registers,x,CPSR_NZCV); + cpsr_write(user_registers, x, CPSR_NZCV, CPSRWriteByInstr); } #define ARM_REG_PC 15 diff --git a/qemu/linux-user/arm/nwfpe/fpa11_cpdo.c b/qemu/linux-user/arm/nwfpe/fpa11_cpdo.c index 5f4a6a413..94ac98aef 100644 --- a/qemu/linux-user/arm/nwfpe/fpa11_cpdo.c +++ b/qemu/linux-user/arm/nwfpe/fpa11_cpdo.c @@ -18,6 +18,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/nwfpe/fpa11_cpdt.c b/qemu/linux-user/arm/nwfpe/fpa11_cpdt.c index 007a3d650..c32b0c2fa 100644 --- a/qemu/linux-user/arm/nwfpe/fpa11_cpdt.c +++ b/qemu/linux-user/arm/nwfpe/fpa11_cpdt.c @@ -19,6 +19,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpu/softfloat.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/nwfpe/fpa11_cprt.c b/qemu/linux-user/arm/nwfpe/fpa11_cprt.c index 7be93fa54..04dc2ebb0 100644 --- a/qemu/linux-user/arm/nwfpe/fpa11_cprt.c +++ b/qemu/linux-user/arm/nwfpe/fpa11_cprt.c @@ -19,6 +19,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpu/softfloat.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/nwfpe/fpopcode.c b/qemu/linux-user/arm/nwfpe/fpopcode.c index 0ada30c6b..6784256d2 100644 --- a/qemu/linux-user/arm/nwfpe/fpopcode.c +++ b/qemu/linux-user/arm/nwfpe/fpopcode.c @@ -18,6 +18,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpu/softfloat.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/nwfpe/single_cpdo.c b/qemu/linux-user/arm/nwfpe/single_cpdo.c index 2bfb359eb..21e177bae 100644 --- a/qemu/linux-user/arm/nwfpe/single_cpdo.c +++ b/qemu/linux-user/arm/nwfpe/single_cpdo.c @@ -18,6 +18,7 @@ along with this program; if not, see <http://www.gnu.org/licenses/>. */ +#include "qemu/osdep.h" #include "fpa11.h" #include "fpu/softfloat.h" #include "fpopcode.h" diff --git a/qemu/linux-user/arm/syscall_nr.h b/qemu/linux-user/arm/syscall_nr.h index 53552beab..cc9089ccd 100644 --- a/qemu/linux-user/arm/syscall_nr.h +++ b/qemu/linux-user/arm/syscall_nr.h @@ -384,3 +384,15 @@ #define TARGET_NR_process_vm_writev (377) #define TARGET_NR_kcmp (378) #define TARGET_NR_finit_module (379) + +#define TARGET_NR_sched_setattr (380) +#define TARGET_NR_sched_getattr (381) +#define TARGET_NR_renameat2 (382) +#define TARGET_NR_seccomp (383) +#define TARGET_NR_getrandom (384) +#define TARGET_NR_memfd_create (385) +#define TARGET_NR_bpf (386) +#define TARGET_NR_execveat (387) +#define TARGET_NR_userfaultfd (388) +#define TARGET_NR_membarrier (389) +#define TARGET_NR_mlock2 (390) diff --git a/qemu/linux-user/arm/syscall.h b/qemu/linux-user/arm/target_syscall.h index 3844a9611..ea863db0b 100644 --- a/qemu/linux-user/arm/syscall.h +++ b/qemu/linux-user/arm/target_syscall.h @@ -1,3 +1,5 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H /* this struct defines the way the registers are stored on the stack during a system call. */ @@ -48,3 +50,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/cris/syscall_nr.h b/qemu/linux-user/cris/syscall_nr.h index 694bd02fa..44f0b645b 100644 --- a/qemu/linux-user/cris/syscall_nr.h +++ b/qemu/linux-user/cris/syscall_nr.h @@ -336,3 +336,27 @@ #define TARGET_NR_preadv 333 #define TARGET_NR_pwritev 334 #define TARGET_NR_setns 335 +#define TARGET_NR_name_to_handle_at 336 +#define TARGET_NR_open_by_handle_at 337 +#define TARGET_NR_rt_tgsigqueueinfo 338 +#define TARGET_NR_perf_event_open 339 +#define TARGET_NR_recvmmsg 340 +#define TARGET_NR_accept4 341 +#define TARGET_NR_fanotify_init 342 +#define TARGET_NR_fanotify_mark 343 +#define TARGET_NR_prlimit64 344 +#define TARGET_NR_clock_adjtime 345 +#define TARGET_NR_syncfs 346 +#define TARGET_NR_sendmmsg 347 +#define TARGET_NR_process_vm_readv 348 +#define TARGET_NR_process_vm_writev 349 +#define TARGET_NR_kcmp 350 +#define TARGET_NR_finit_module 351 +#define TARGET_NR_sched_setattr 352 +#define TARGET_NR_sched_getattr 353 +#define TARGET_NR_renameat2 354 +#define TARGET_NR_seccomp 355 +#define TARGET_NR_getrandom 356 +#define TARGET_NR_memfd_create 357 +#define TARGET_NR_bpf 358 +#define TARGET_NR_execveat 359 diff --git a/qemu/linux-user/cris/syscall.h b/qemu/linux-user/cris/target_syscall.h index 2957b0d6a..2957b0d6a 100644 --- a/qemu/linux-user/cris/syscall.h +++ b/qemu/linux-user/cris/target_syscall.h diff --git a/qemu/linux-user/elfload.c b/qemu/linux-user/elfload.c index 17883686f..e47caff7a 100644 --- a/qemu/linux-user/elfload.c +++ b/qemu/linux-user/elfload.c @@ -1,20 +1,13 @@ /* This is the Linux kernel elf-loading code, ported into user space */ -#include <sys/time.h> +#include "qemu/osdep.h" #include <sys/param.h> -#include <stdio.h> -#include <sys/types.h> -#include <fcntl.h> -#include <errno.h> -#include <unistd.h> #include <sys/mman.h> #include <sys/resource.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> #include "qemu.h" #include "disas/disas.h" +#include "qemu/path.h" #ifdef _ARCH_PPC64 #undef ARCH_DLINFO @@ -145,7 +138,6 @@ static uint32_t get_elf_hwcap(void) #ifdef TARGET_X86_64 #define ELF_START_MMAP 0x2aaaaab000ULL -#define elf_check_arch(x) ( ((x) == ELF_ARCH) ) #define ELF_CLASS ELFCLASS64 #define ELF_ARCH EM_X86_64 @@ -273,9 +265,7 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUX86State *en #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ((x) == ELF_MACHINE) - -#define ELF_ARCH ELF_MACHINE +#define ELF_ARCH EM_ARM #define ELF_CLASS ELFCLASS32 static inline void init_thread(struct target_pt_regs *regs, @@ -481,9 +471,7 @@ static uint32_t get_elf_hwcap2(void) /* 64 bit ARM definitions */ #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ((x) == ELF_MACHINE) - -#define ELF_ARCH ELF_MACHINE +#define ELF_ARCH EM_AARCH64 #define ELF_CLASS ELFCLASS64 #define ELF_PLATFORM "aarch64" @@ -556,8 +544,6 @@ static uint32_t get_elf_hwcap(void) #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ((x) == EM_UNICORE32) - #define ELF_CLASS ELFCLASS32 #define ELF_DATA ELFDATA2LSB #define ELF_ARCH EM_UNICORE32 @@ -666,7 +652,6 @@ static inline void init_thread(struct target_pt_regs *regs, #define ELF_START_MMAP 0x80000000 #define ELF_HWCAP (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | HWCAP_SPARC_SWAP \ | HWCAP_SPARC_MULDIV) -#define elf_check_arch(x) ( (x) == EM_SPARC ) #define ELF_CLASS ELFCLASS32 #define ELF_ARCH EM_SPARC @@ -686,6 +671,7 @@ static inline void init_thread(struct target_pt_regs *regs, #ifdef TARGET_PPC +#define ELF_MACHINE PPC_ELF_MACHINE #define ELF_START_MMAP 0x80000000 #if defined(TARGET_PPC64) && !defined(TARGET_ABI32) @@ -696,8 +682,6 @@ static inline void init_thread(struct target_pt_regs *regs, #else -#define elf_check_arch(x) ( (x) == EM_PPC ) - #define ELF_CLASS ELFCLASS32 #endif @@ -875,8 +859,6 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUPPCState *en #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ( (x) == EM_MIPS ) - #ifdef TARGET_MIPS64 #define ELF_CLASS ELFCLASS64 #else @@ -985,8 +967,6 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUMBState *env #define ELF_START_MMAP 0x08000000 -#define elf_check_arch(x) ((x) == EM_OPENRISC) - #define ELF_ARCH EM_OPENRISC #define ELF_CLASS ELFCLASS32 #define ELF_DATA ELFDATA2MSB @@ -1026,8 +1006,6 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ( (x) == EM_SH ) - #define ELF_CLASS ELFCLASS32 #define ELF_ARCH EM_SH @@ -1110,8 +1088,6 @@ static uint32_t get_elf_hwcap(void) #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ( (x) == EM_CRIS ) - #define ELF_CLASS ELFCLASS32 #define ELF_ARCH EM_CRIS @@ -1129,8 +1105,6 @@ static inline void init_thread(struct target_pt_regs *regs, #define ELF_START_MMAP 0x80000000 -#define elf_check_arch(x) ( (x) == EM_68K ) - #define ELF_CLASS ELFCLASS32 #define ELF_ARCH EM_68K @@ -1182,8 +1156,6 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUM68KState *e #define ELF_START_MMAP (0x30000000000ULL) -#define elf_check_arch(x) ( (x) == ELF_ARCH ) - #define ELF_CLASS ELFCLASS64 #define ELF_ARCH EM_ALPHA @@ -1203,8 +1175,6 @@ static inline void init_thread(struct target_pt_regs *regs, #define ELF_START_MMAP (0x20000000000ULL) -#define elf_check_arch(x) ( (x) == ELF_ARCH ) - #define ELF_CLASS ELFCLASS64 #define ELF_DATA ELFDATA2MSB #define ELF_ARCH EM_S390 @@ -1218,10 +1188,41 @@ static inline void init_thread(struct target_pt_regs *regs, struct image_info *i #endif /* TARGET_S390X */ +#ifdef TARGET_TILEGX + +/* 42 bits real used address, a half for user mode */ +#define ELF_START_MMAP (0x00000020000000000ULL) + +#define elf_check_arch(x) ((x) == EM_TILEGX) + +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_TILEGX + +static inline void init_thread(struct target_pt_regs *regs, + struct image_info *infop) +{ + regs->pc = infop->entry; + regs->sp = infop->start_stack; + +} + +#define ELF_EXEC_PAGESIZE 65536 /* TILE-Gx page size is 64KB */ + +#endif /* TARGET_TILEGX */ + #ifndef ELF_PLATFORM #define ELF_PLATFORM (NULL) #endif +#ifndef ELF_MACHINE +#define ELF_MACHINE ELF_ARCH +#endif + +#ifndef elf_check_arch +#define elf_check_arch(x) ((x) == ELF_ARCH) +#endif + #ifndef ELF_HWCAP #define ELF_HWCAP 0 #endif @@ -1365,66 +1366,69 @@ static bool elf_check_ehdr(struct elfhdr *ehdr) * to be put directly into the top of new user memory. * */ -static abi_ulong copy_elf_strings(int argc,char ** argv, void **page, - abi_ulong p) +static abi_ulong copy_elf_strings(int argc, char **argv, char *scratch, + abi_ulong p, abi_ulong stack_limit) { - char *tmp, *tmp1, *pag = NULL; - int len, offset = 0; + char *tmp; + int len, offset; + abi_ulong top = p; if (!p) { return 0; /* bullet-proofing */ } + + offset = ((p - 1) % TARGET_PAGE_SIZE) + 1; + while (argc-- > 0) { tmp = argv[argc]; if (!tmp) { fprintf(stderr, "VFS: argc is wrong"); exit(-1); } - tmp1 = tmp; - while (*tmp++); - len = tmp - tmp1; - if (p < len) { /* this shouldn't happen - 128kB */ + len = strlen(tmp) + 1; + tmp += len; + + if (len > (p - stack_limit)) { return 0; } while (len) { - --p; --tmp; --len; - if (--offset < 0) { - offset = p % TARGET_PAGE_SIZE; - pag = (char *)page[p/TARGET_PAGE_SIZE]; - if (!pag) { - pag = g_try_malloc0(TARGET_PAGE_SIZE); - page[p/TARGET_PAGE_SIZE] = pag; - if (!pag) - return 0; - } - } - if (len == 0 || offset == 0) { - *(pag + offset) = *tmp; - } - else { - int bytes_to_copy = (len > offset) ? offset : len; - tmp -= bytes_to_copy; - p -= bytes_to_copy; - offset -= bytes_to_copy; - len -= bytes_to_copy; - memcpy_fromfs(pag + offset, tmp, bytes_to_copy + 1); + int bytes_to_copy = (len > offset) ? offset : len; + tmp -= bytes_to_copy; + p -= bytes_to_copy; + offset -= bytes_to_copy; + len -= bytes_to_copy; + + memcpy_fromfs(scratch + offset, tmp, bytes_to_copy); + + if (offset == 0) { + memcpy_to_target(p, scratch, top - p); + top = p; + offset = TARGET_PAGE_SIZE; } } } + if (offset) { + memcpy_to_target(p, scratch + offset, top - p); + } + return p; } -static abi_ulong setup_arg_pages(abi_ulong p, struct linux_binprm *bprm, +/* Older linux kernels provide up to MAX_ARG_PAGES (default: 32) of + * argument/environment space. Newer kernels (>2.6.33) allow more, + * dependent on stack size, but guarantee at least 32 pages for + * backwards compatibility. + */ +#define STACK_LOWER_LIMIT (32 * TARGET_PAGE_SIZE) + +static abi_ulong setup_arg_pages(struct linux_binprm *bprm, struct image_info *info) { - abi_ulong stack_base, size, error, guard; - int i; + abi_ulong size, error, guard; - /* Create enough stack to hold everything. If we don't use - it for args, we'll use it for something else. */ size = guest_stack_size; - if (size < MAX_ARG_PAGES*TARGET_PAGE_SIZE) { - size = MAX_ARG_PAGES*TARGET_PAGE_SIZE; + if (size < STACK_LOWER_LIMIT) { + size = STACK_LOWER_LIMIT; } guard = TARGET_PAGE_SIZE; if (guard < qemu_real_host_page_size) { @@ -1442,19 +1446,8 @@ static abi_ulong setup_arg_pages(abi_ulong p, struct linux_binprm *bprm, target_mprotect(error, guard, PROT_NONE); info->stack_limit = error + guard; - stack_base = info->stack_limit + size - MAX_ARG_PAGES*TARGET_PAGE_SIZE; - p += stack_base; - - for (i = 0 ; i < MAX_ARG_PAGES ; i++) { - if (bprm->page[i]) { - info->rss++; - /* FIXME - check return value of memcpy_to_target() for failure */ - memcpy_to_target(stack_base, bprm->page[i], TARGET_PAGE_SIZE); - g_free(bprm->page[i]); - } - stack_base += TARGET_PAGE_SIZE; - } - return p; + + return info->stack_limit + size - sizeof(void *); } /* Map and zero the bss. We need to explicitly zero any fractional pages @@ -1478,8 +1471,7 @@ static void zero_bss(abi_ulong elf_bss, abi_ulong last_bss, int prot) host_start = (uintptr_t) g2h(elf_bss); host_end = (uintptr_t) g2h(last_bss); - host_map_start = (host_start + qemu_real_host_page_size - 1); - host_map_start &= -qemu_real_host_page_size; + host_map_start = REAL_HOST_PAGE_ALIGN(host_start); if (host_map_start < host_end) { void *p = mmap((void *)host_map_start, host_end - host_map_start, @@ -1744,7 +1736,7 @@ unsigned long init_guest_space(unsigned long host_start, } } - qemu_log("Reserved 0x%lx bytes of guest address space\n", host_size); + qemu_log_mask(CPU_LOG_PAGE, "Reserved 0x%lx bytes of guest address space\n", host_size); return real_start; } @@ -1756,7 +1748,6 @@ static void probe_guest_base(const char *image_name, * it explicitly, and set guest_base appropriately. * In case of error we will print a suitable message and exit. */ -#if defined(CONFIG_USE_GUEST_BASE) const char *errmsg; if (!have_guest_base && !reserved_va) { unsigned long host_start, real_start, host_size; @@ -1786,16 +1777,15 @@ static void probe_guest_base(const char *image_name, } guest_base = real_start - loaddr; - qemu_log("Relocating guest address space from 0x" - TARGET_ABI_FMT_lx " to 0x%lx\n", - loaddr, real_start); + qemu_log_mask(CPU_LOG_PAGE, "Relocating guest address space from 0x" + TARGET_ABI_FMT_lx " to 0x%lx\n", + loaddr, real_start); } return; exit_errmsg: fprintf(stderr, "%s: %s\n", image_name, errmsg); exit(-1); -#endif } @@ -2198,10 +2188,9 @@ int load_elf_binary(struct linux_binprm *bprm, struct image_info *info) struct image_info interp_info; struct elfhdr elf_ex; char *elf_interpreter = NULL; + char *scratch; info->start_mmap = (abi_ulong)ELF_START_MMAP; - info->mmap = 0; - info->rss = 0; load_elf_image(bprm->filename, bprm->fd, info, &elf_interpreter, bprm->buf); @@ -2211,18 +2200,24 @@ int load_elf_binary(struct linux_binprm *bprm, struct image_info *info) when we load the interpreter. */ elf_ex = *(struct elfhdr *)bprm->buf; - bprm->p = copy_elf_strings(1, &bprm->filename, bprm->page, bprm->p); - bprm->p = copy_elf_strings(bprm->envc,bprm->envp,bprm->page,bprm->p); - bprm->p = copy_elf_strings(bprm->argc,bprm->argv,bprm->page,bprm->p); + /* Do this so that we can load the interpreter, if need be. We will + change some of these later */ + bprm->p = setup_arg_pages(bprm, info); + + scratch = g_new0(char, TARGET_PAGE_SIZE); + bprm->p = copy_elf_strings(1, &bprm->filename, scratch, + bprm->p, info->stack_limit); + bprm->p = copy_elf_strings(bprm->envc, bprm->envp, scratch, + bprm->p, info->stack_limit); + bprm->p = copy_elf_strings(bprm->argc, bprm->argv, scratch, + bprm->p, info->stack_limit); + g_free(scratch); + if (!bprm->p) { fprintf(stderr, "%s: %s\n", bprm->filename, strerror(E2BIG)); exit(-1); } - /* Do this so that we can load the interpreter, if need be. We will - change some of these later */ - bprm->p = setup_arg_pages(bprm->p, bprm, info); - if (elf_interpreter) { load_elf_interp(elf_interpreter, &interp_info, bprm->buf); @@ -2850,7 +2845,7 @@ static int fill_note_info(struct elf_note_info *info, TaskState *ts = (TaskState *)cpu->opaque; int i; - info->notes = g_malloc0(NUMNOTES * sizeof (struct memelfnote)); + info->notes = g_new0(struct memelfnote, NUMNOTES); if (info->notes == NULL) return (-ENOMEM); info->prstatus = g_malloc0(sizeof (*info->prstatus)); @@ -3016,7 +3011,7 @@ static int elf_core_dump(int signr, const CPUArchState *env) if (dump_write(fd, &elf, sizeof (elf)) != 0) goto out; - /* fill in in-memory version of notes */ + /* fill in the in-memory version of notes */ if (fill_note_info(&info, signr, env) < 0) goto out; diff --git a/qemu/linux-user/flatload.c b/qemu/linux-user/flatload.c index 566a7a87a..f9139c399 100644 --- a/qemu/linux-user/flatload.c +++ b/qemu/linux-user/flatload.c @@ -33,15 +33,11 @@ /****************************************************************************/ -#include <stdio.h> -#include <stdlib.h> -#include <errno.h> +#include "qemu/osdep.h" #include <sys/mman.h> -#include <unistd.h> #include "qemu.h" #include "flat.h" -#define ntohl(x) be32_to_cpu(x) #include <target_flat.h> //#define DEBUG @@ -707,7 +703,7 @@ static int load_flat_shared_library(int id, struct lib_info *libs) int load_flt_binary(struct linux_binprm *bprm, struct image_info *info) { struct lib_info libinfo[MAX_SHARED_LIBS]; - abi_ulong p = bprm->p; + abi_ulong p; abi_ulong stack_len; abi_ulong start_addr; abi_ulong sp; diff --git a/qemu/linux-user/i386/syscall_nr.h b/qemu/linux-user/i386/syscall_nr.h index c8f730219..bc1bc233e 100644 --- a/qemu/linux-user/i386/syscall_nr.h +++ b/qemu/linux-user/i386/syscall_nr.h @@ -324,7 +324,7 @@ #define TARGET_NR_epoll_pwait 319 #define TARGET_NR_utimensat 320 #define TARGET_NR_signalfd 321 -#define TARGET_NR_timerfd 322 +#define TARGET_NR_timerfd_create 322 #define TARGET_NR_eventfd 323 #define TARGET_NR_fallocate 324 #define TARGET_NR_timerfd_settime 325 @@ -353,3 +353,30 @@ #define TARGET_NR_process_vm_writev 348 #define TARGET_NR_kcmp 349 #define TARGET_NR_finit_module 350 +#define TARGET_NR_sched_setattr 351 +#define TARGET_NR_sched_getattr 352 +#define TARGET_NR_renameat2 353 +#define TARGET_NR_seccomp 354 +#define TARGET_NR_getrandom 355 +#define TARGET_NR_memfd_create 356 +#define TARGET_NR_bpf 357 +#define TARGET_NR_execveat 358 +#define TARGET_NR_socket 359 +#define TARGET_NR_socketpair 360 +#define TARGET_NR_bind 361 +#define TARGET_NR_connect 362 +#define TARGET_NR_listen 363 +#define TARGET_NR_accept4 364 +#define TARGET_NR_getsockopt 365 +#define TARGET_NR_setsockopt 366 +#define TARGET_NR_getsockname 367 +#define TARGET_NR_getpeername 368 +#define TARGET_NR_sendto 369 +#define TARGET_NR_sendmsg 370 +#define TARGET_NR_recvfrom 371 +#define TARGET_NR_recvmsg 372 +#define TARGET_NR_shutdown 373 +#define TARGET_NR_userfaultfd 374 +#define TARGET_NR_membarrier 375 +#define TARGET_NR_mlock2 376 +#define TARGET_NR_copy_file_range 377 diff --git a/qemu/linux-user/i386/syscall.h b/qemu/linux-user/i386/target_syscall.h index 906aaac0b..0ac84dc02 100644 --- a/qemu/linux-user/i386/syscall.h +++ b/qemu/linux-user/i386/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + /* default linux values for the selectors */ #define __USER_CS (0x23) #define __USER_DS (0x2B) @@ -150,3 +153,5 @@ struct target_vm86plus_struct { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/linuxload.c b/qemu/linux-user/linuxload.c index 506e837ae..6f0d6054c 100644 --- a/qemu/linux-user/linuxload.c +++ b/qemu/linux-user/linuxload.c @@ -1,12 +1,6 @@ /* Code for loading Linux executables. Mostly linux kernel code. */ -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <errno.h> -#include <unistd.h> -#include <stdio.h> -#include <stdlib.h> +#include "qemu/osdep.h" #include "qemu.h" @@ -135,10 +129,7 @@ int loader_exec(int fdexec, const char *filename, char **argv, char **envp, struct linux_binprm *bprm) { int retval; - int i; - bprm->p = TARGET_PAGE_SIZE*MAX_ARG_PAGES-sizeof(unsigned int); - memset(bprm->page, 0, sizeof(bprm->page)); bprm->fd = fdexec; bprm->filename = (char *)filename; bprm->argc = count(argv); @@ -172,9 +163,5 @@ int loader_exec(int fdexec, const char *filename, char **argv, char **envp, return retval; } - /* Something went wrong, return the inode and free the argument pages*/ - for (i=0 ; i<MAX_ARG_PAGES ; i++) { - g_free(bprm->page[i]); - } return(retval); } diff --git a/qemu/linux-user/m68k-sim.c b/qemu/linux-user/m68k-sim.c index 1994e4000..34d332d8b 100644 --- a/qemu/linux-user/m68k-sim.c +++ b/qemu/linux-user/m68k-sim.c @@ -17,14 +17,7 @@ * along with this program; if not, see <http://www.gnu.org/licenses/>. */ -#include <sys/types.h> -#include <sys/stat.h> -#include <errno.h> -#include <fcntl.h> -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> -#include <time.h> +#include "qemu/osdep.h" #include "qemu.h" diff --git a/qemu/linux-user/m68k/syscall_nr.h b/qemu/linux-user/m68k/syscall_nr.h index 25f8521ec..4b50fb29b 100644 --- a/qemu/linux-user/m68k/syscall_nr.h +++ b/qemu/linux-user/m68k/syscall_nr.h @@ -317,7 +317,7 @@ #define TARGET_NR_epoll_pwait 315 #define TARGET_NR_utimensat 316 #define TARGET_NR_signalfd 317 -#define TARGET_NR_timerfd 318 +#define TARGET_NR_timerfd_create 318 #define TARGET_NR_eventfd 319 #define TARGET_NR_fallocate 320 #define TARGET_NR_timerfd_settime 321 @@ -349,3 +349,30 @@ #define TARGET_NR_process_vm_writev 346 #define TARGET_NR_kcmp 347 #define TARGET_NR_finit_module 348 +#define TARGET_NR_sched_setattr 349 +#define TARGET_NR_sched_getattr 350 +#define TARGET_NR_renameat2 351 +#define TARGET_NR_getrandom 352 +#define TARGET_NR_memfd_create 353 +#define TARGET_NR_bpf 354 +#define TARGET_NR_execveat 355 +#define TARGET_NR_socket 356 +#define TARGET_NR_socketpair 357 +#define TARGET_NR_bind 358 +#define TARGET_NR_connect 359 +#define TARGET_NR_listen 360 +#define TARGET_NR_accept4 361 +#define TARGET_NR_getsockopt 362 +#define TARGET_NR_setsockopt 363 +#define TARGET_NR_getsockname 364 +#define TARGET_NR_getpeername 365 +#define TARGET_NR_sendto 366 +#define TARGET_NR_sendmsg 367 +#define TARGET_NR_recvfrom 368 +#define TARGET_NR_recvmsg 369 +#define TARGET_NR_shutdown 370 +#define TARGET_NR_recvmmsg 371 +#define TARGET_NR_sendmmsg 372 +#define TARGET_NR_userfaultfd 373 +#define TARGET_NR_membarrier 374 +#define TARGET_NR_mlock2 375 diff --git a/qemu/linux-user/m68k/syscall.h b/qemu/linux-user/m68k/target_syscall.h index 9218493a4..97a4cc0cb 100644 --- a/qemu/linux-user/m68k/syscall.h +++ b/qemu/linux-user/m68k/target_syscall.h @@ -1,3 +1,5 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H /* this struct defines the way the registers are stored on the stack during a system call. */ @@ -23,3 +25,5 @@ struct target_pt_regs { #define TARGET_MLOCKALL_MCL_FUTURE 2 void do_m68k_simcall(CPUM68KState *, int); + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/main.c b/qemu/linux-user/main.c index fdee98135..5f3ec9747 100644 --- a/qemu/linux-user/main.c +++ b/qemu/linux-user/main.c @@ -16,36 +16,45 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ -#include <stdlib.h> -#include <stdio.h> -#include <stdarg.h> -#include <string.h> -#include <errno.h> -#include <unistd.h> +#include "qemu/osdep.h" #include <sys/mman.h> #include <sys/syscall.h> #include <sys/resource.h> #include "qemu.h" -#include "qemu-common.h" +#include "qemu/path.h" +#include "qemu/cutils.h" +#include "qemu/help_option.h" #include "cpu.h" #include "tcg.h" #include "qemu/timer.h" #include "qemu/envlist.h" #include "elf.h" +#include "exec/log.h" char *exec_path; int singlestep; -const char *filename; -const char *argv0; -int gdbstub_port; -envlist_t *envlist; +static const char *filename; +static const char *argv0; +static int gdbstub_port; +static envlist_t *envlist; static const char *cpu_model; unsigned long mmap_min_addr; -#if defined(CONFIG_USE_GUEST_BASE) unsigned long guest_base; int have_guest_base; + +#define EXCP_DUMP(env, fmt, ...) \ +do { \ + CPUState *cs = ENV_GET_CPU(env); \ + fprintf(stderr, fmt , ## __VA_ARGS__); \ + cpu_dump_state(cs, stderr, fprintf, 0); \ + if (qemu_log_separate()) { \ + qemu_log(fmt, ## __VA_ARGS__); \ + log_cpu_state(cs, 0); \ + } \ +} while (0) + #if (TARGET_LONG_BITS == 32) && (HOST_LONG_BITS == 64) /* * When running 32-on-64 we should make sure we can fit all of the possible @@ -63,9 +72,8 @@ unsigned long reserved_va = 0xf7000000; #else unsigned long reserved_va; #endif -#endif -static void usage(void); +static void usage(int exitcode); static const char *interp_prefix = CONFIG_QEMU_INTERP_PREFIX; const char *qemu_uname_release; @@ -107,7 +115,7 @@ static int pending_cpus; /* Make sure everything is in a consistent state for calling fork(). */ void fork_start(void) { - pthread_mutex_lock(&tcg_ctx.tb_ctx.tb_lock); + qemu_mutex_lock(&tcg_ctx.tb_ctx.tb_lock); pthread_mutex_lock(&exclusive_lock); mmap_fork_start(); } @@ -129,11 +137,11 @@ void fork_end(int child) pthread_mutex_init(&cpu_list_mutex, NULL); pthread_cond_init(&exclusive_cond, NULL); pthread_cond_init(&exclusive_resume, NULL); - pthread_mutex_init(&tcg_ctx.tb_ctx.tb_lock, NULL); + qemu_mutex_init(&tcg_ctx.tb_ctx.tb_lock); gdbserver_fork(thread_cpu); } else { pthread_mutex_unlock(&exclusive_lock); - pthread_mutex_unlock(&tcg_ctx.tb_ctx.tb_lock); + qemu_mutex_unlock(&tcg_ctx.tb_ctx.tb_lock); } } @@ -217,7 +225,7 @@ void cpu_list_unlock(void) uint64_t cpu_get_tsc(CPUX86State *env) { - return cpu_get_real_ticks(); + return cpu_get_host_ticks(); } static void write_dt(void *ptr, unsigned long addr, unsigned long limit, @@ -418,8 +426,8 @@ void cpu_loop(CPUX86State *env) break; default: pc = env->segs[R_CS].base + env->eip; - fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", - (long)pc, trapnr); + EXCP_DUMP(env, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", + (long)pc, trapnr); abort(); } process_pending_signals(env); @@ -429,22 +437,54 @@ void cpu_loop(CPUX86State *env) #ifdef TARGET_ARM -#define get_user_code_u32(x, gaddr, doswap) \ +#define get_user_code_u32(x, gaddr, env) \ ({ abi_long __r = get_user_u32((x), (gaddr)); \ - if (!__r && (doswap)) { \ + if (!__r && bswap_code(arm_sctlr_b(env))) { \ (x) = bswap32(x); \ } \ __r; \ }) -#define get_user_code_u16(x, gaddr, doswap) \ +#define get_user_code_u16(x, gaddr, env) \ ({ abi_long __r = get_user_u16((x), (gaddr)); \ - if (!__r && (doswap)) { \ + if (!__r && bswap_code(arm_sctlr_b(env))) { \ (x) = bswap16(x); \ } \ __r; \ }) +#define get_user_data_u32(x, gaddr, env) \ + ({ abi_long __r = get_user_u32((x), (gaddr)); \ + if (!__r && arm_cpu_bswap_data(env)) { \ + (x) = bswap32(x); \ + } \ + __r; \ + }) + +#define get_user_data_u16(x, gaddr, env) \ + ({ abi_long __r = get_user_u16((x), (gaddr)); \ + if (!__r && arm_cpu_bswap_data(env)) { \ + (x) = bswap16(x); \ + } \ + __r; \ + }) + +#define put_user_data_u32(x, gaddr, env) \ + ({ typeof(x) __x = (x); \ + if (arm_cpu_bswap_data(env)) { \ + __x = bswap32(__x); \ + } \ + put_user_u32(__x, (gaddr)); \ + }) + +#define put_user_data_u16(x, gaddr, env) \ + ({ typeof(x) __x = (x); \ + if (arm_cpu_bswap_data(env)) { \ + __x = bswap16(__x); \ + } \ + put_user_u16(__x, (gaddr)); \ + }) + #ifdef TARGET_ABI32 /* Commpage handling -- there is no commpage for AArch64 */ @@ -507,7 +547,7 @@ static void arm_kernel_cmpxchg64_helper(CPUARMState *env) env->regs[0] = -1; cpsr &= ~CPSR_C; } - cpsr_write(env, cpsr, CPSR_C); + cpsr_write(env, cpsr, CPSR_C, CPSRWriteByInstr); end_exclusive(); return; @@ -556,7 +596,7 @@ do_kernel_trap(CPUARMState *env) env->regs[0] = -1; cpsr &= ~CPSR_C; } - cpsr_write(env, cpsr, CPSR_C); + cpsr_write(env, cpsr, CPSR_C, CPSRWriteByInstr); end_exclusive(); break; case 0xffff0fe0: /* __kernel_get_tls */ @@ -604,11 +644,11 @@ static int do_strex(CPUARMState *env) segv = get_user_u8(val, addr); break; case 1: - segv = get_user_u16(val, addr); + segv = get_user_data_u16(val, addr, env); break; case 2: case 3: - segv = get_user_u32(val, addr); + segv = get_user_data_u32(val, addr, env); break; default: abort(); @@ -619,12 +659,16 @@ static int do_strex(CPUARMState *env) } if (size == 3) { uint32_t valhi; - segv = get_user_u32(valhi, addr + 4); + segv = get_user_data_u32(valhi, addr + 4, env); if (segv) { env->exception.vaddress = addr + 4; goto done; } - val = deposit64(val, 32, 32, valhi); + if (arm_cpu_bswap_data(env)) { + val = deposit64((uint64_t)valhi, 32, 32, val); + } else { + val = deposit64(val, 32, 32, valhi); + } } if (val != env->exclusive_val) { goto fail; @@ -636,11 +680,11 @@ static int do_strex(CPUARMState *env) segv = put_user_u8(val, addr); break; case 1: - segv = put_user_u16(val, addr); + segv = put_user_data_u16(val, addr, env); break; case 2: case 3: - segv = put_user_u32(val, addr); + segv = put_user_data_u32(val, addr, env); break; } if (segv) { @@ -649,7 +693,7 @@ static int do_strex(CPUARMState *env) } if (size == 3) { val = env->regs[(env->exclusive_info >> 12) & 0xf]; - segv = put_user_u32(val, addr + 4); + segv = put_user_data_u32(val, addr + 4, env); if (segv) { env->exception.vaddress = addr + 4; goto done; @@ -686,7 +730,7 @@ void cpu_loop(CPUARMState *env) /* we handle the FPU emulation here, as Linux */ /* we get the opcode */ /* FIXME - what to do if get_user() fails? */ - get_user_code_u32(opcode, env->regs[15], env->bswap_code); + get_user_code_u32(opcode, env->regs[15], env); rc = EmulateAll(opcode, &ts->fpa, env); if (rc == 0) { /* illegal instruction */ @@ -756,25 +800,23 @@ void cpu_loop(CPUARMState *env) if (trapnr == EXCP_BKPT) { if (env->thumb) { /* FIXME - what to do if get_user() fails? */ - get_user_code_u16(insn, env->regs[15], env->bswap_code); + get_user_code_u16(insn, env->regs[15], env); n = insn & 0xff; env->regs[15] += 2; } else { /* FIXME - what to do if get_user() fails? */ - get_user_code_u32(insn, env->regs[15], env->bswap_code); + get_user_code_u32(insn, env->regs[15], env); n = (insn & 0xf) | ((insn >> 4) & 0xff0); env->regs[15] += 4; } } else { if (env->thumb) { /* FIXME - what to do if get_user() fails? */ - get_user_code_u16(insn, env->regs[15] - 2, - env->bswap_code); + get_user_code_u16(insn, env->regs[15] - 2, env); n = insn & 0xff; } else { /* FIXME - what to do if get_user() fails? */ - get_user_code_u32(insn, env->regs[15] - 4, - env->bswap_code); + get_user_code_u32(insn, env->regs[15] - 4, env); n = insn & 0xffffff; } } @@ -865,11 +907,12 @@ void cpu_loop(CPUARMState *env) if (do_kernel_trap(env)) goto error; break; + case EXCP_YIELD: + /* nothing to do here for user-mode, just resume guest code */ + break; default: error: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", - trapnr); - cpu_dump_state(cs, stderr, fprintf, 0); + EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); abort(); } process_pending_signals(env); @@ -1054,10 +1097,14 @@ void cpu_loop(CPUARMState *env) queue_signal(env, info.si_signo, &info); } break; + case EXCP_SEMIHOST: + env->xregs[0] = do_arm_semihosting(env); + break; + case EXCP_YIELD: + /* nothing to do here for user-mode, just resume guest code */ + break; default: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", - trapnr); - cpu_dump_state(cs, stderr, fprintf, 0); + EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); abort(); } process_pending_signals(env); @@ -1147,8 +1194,7 @@ void cpu_loop(CPUUniCore32State *env) } error: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); - cpu_dump_state(cs, stderr, fprintf, 0); + EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); abort(); } #endif @@ -1413,7 +1459,7 @@ void cpu_loop (CPUSPARCState *env) default: printf ("Unhandled trap: 0x%x\n", trapnr); cpu_dump_state(cs, stderr, fprintf, 0); - exit (1); + exit(EXIT_FAILURE); } process_pending_signals (env); } @@ -1424,7 +1470,7 @@ void cpu_loop (CPUSPARCState *env) #ifdef TARGET_PPC static inline uint64_t cpu_ppc_get_tb(CPUPPCState *env) { - return cpu_get_real_ticks(); + return cpu_get_host_ticks(); } uint64_t cpu_ppc_load_tbl(CPUPPCState *env) @@ -1466,17 +1512,6 @@ int ppc_dcr_write (ppc_dcr_t *dcr_env, int dcrn, uint32_t val) return -1; } -#define EXCP_DUMP(env, fmt, ...) \ -do { \ - CPUState *cs = ENV_GET_CPU(env); \ - fprintf(stderr, fmt , ## __VA_ARGS__); \ - cpu_dump_state(cs, stderr, fprintf, 0); \ - qemu_log(fmt, ## __VA_ARGS__); \ - if (qemu_log_enabled()) { \ - log_cpu_state(cs, 0); \ - } \ -} while (0) - static int do_store_exclusive(CPUPPCState *env) { target_ulong addr; @@ -1649,7 +1684,7 @@ void cpu_loop(CPUPPCState *env) info.si_signo = TARGET_SIGBUS; info.si_errno = 0; info.si_code = TARGET_BUS_ADRALN; - info._sifields._sigfault._addr = env->nip - 4; + info._sifields._sigfault._addr = env->nip; queue_signal(env, info.si_signo, &info); break; case POWERPC_EXCP_PROGRAM: /* Program exception */ @@ -2635,9 +2670,7 @@ done_syscall: break; default: error: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", - trapnr); - cpu_dump_state(cs, stderr, fprintf, 0); + EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); abort(); } process_pending_signals(env); @@ -2660,11 +2693,11 @@ void cpu_loop(CPUOpenRISCState *env) switch (trapnr) { case EXCP_RESET: - qemu_log("\nReset request, exit, pc is %#x\n", env->pc); - exit(1); + qemu_log_mask(CPU_LOG_INT, "\nReset request, exit, pc is %#x\n", env->pc); + exit(EXIT_FAILURE); break; case EXCP_BUSERR: - qemu_log("\nBus error, exit, pc is %#x\n", env->pc); + qemu_log_mask(CPU_LOG_INT, "\nBus error, exit, pc is %#x\n", env->pc); gdbsig = TARGET_SIGBUS; break; case EXCP_DPF: @@ -2673,25 +2706,25 @@ void cpu_loop(CPUOpenRISCState *env) gdbsig = TARGET_SIGSEGV; break; case EXCP_TICK: - qemu_log("\nTick time interrupt pc is %#x\n", env->pc); + qemu_log_mask(CPU_LOG_INT, "\nTick time interrupt pc is %#x\n", env->pc); break; case EXCP_ALIGN: - qemu_log("\nAlignment pc is %#x\n", env->pc); + qemu_log_mask(CPU_LOG_INT, "\nAlignment pc is %#x\n", env->pc); gdbsig = TARGET_SIGBUS; break; case EXCP_ILLEGAL: - qemu_log("\nIllegal instructionpc is %#x\n", env->pc); + qemu_log_mask(CPU_LOG_INT, "\nIllegal instructionpc is %#x\n", env->pc); gdbsig = TARGET_SIGILL; break; case EXCP_INT: - qemu_log("\nExternal interruptpc is %#x\n", env->pc); + qemu_log_mask(CPU_LOG_INT, "\nExternal interruptpc is %#x\n", env->pc); break; case EXCP_DTLBMISS: case EXCP_ITLBMISS: - qemu_log("\nTLB miss\n"); + qemu_log_mask(CPU_LOG_INT, "\nTLB miss\n"); break; case EXCP_RANGE: - qemu_log("\nRange\n"); + qemu_log_mask(CPU_LOG_INT, "\nRange\n"); gdbsig = TARGET_SIGSEGV; break; case EXCP_SYSCALL: @@ -2706,26 +2739,25 @@ void cpu_loop(CPUOpenRISCState *env) env->gpr[8], 0, 0); break; case EXCP_FPE: - qemu_log("\nFloating point error\n"); + qemu_log_mask(CPU_LOG_INT, "\nFloating point error\n"); break; case EXCP_TRAP: - qemu_log("\nTrap\n"); + qemu_log_mask(CPU_LOG_INT, "\nTrap\n"); gdbsig = TARGET_SIGTRAP; break; case EXCP_NR: - qemu_log("\nNR\n"); + qemu_log_mask(CPU_LOG_INT, "\nNR\n"); break; default: - qemu_log("\nqemu: unhandled CPU exception %#x - aborting\n", + EXCP_DUMP(env, "\nqemu: unhandled CPU exception %#x - aborting\n", trapnr); - cpu_dump_state(cs, stderr, fprintf, 0); gdbsig = TARGET_SIGILL; break; } if (gdbsig) { gdb_handlesig(cs, gdbsig); if (gdbsig != TARGET_SIGTRAP) { - exit(1); + exit(EXIT_FAILURE); } } @@ -2790,7 +2822,7 @@ void cpu_loop(CPUSH4State *env) default: printf ("Unhandled trap: 0x%x\n", trapnr); cpu_dump_state(cs, stderr, fprintf, 0); - exit (1); + exit(EXIT_FAILURE); } process_pending_signals (env); } @@ -2851,7 +2883,7 @@ void cpu_loop(CPUCRISState *env) default: printf ("Unhandled trap: 0x%x\n", trapnr); cpu_dump_state(cs, stderr, fprintf, 0); - exit (1); + exit(EXIT_FAILURE); } process_pending_signals (env); } @@ -2932,7 +2964,7 @@ void cpu_loop(CPUMBState *env) printf ("Unhandled hw-exception: 0x%x\n", env->sregs[SR_ESR] & ESR_EC_MASK); cpu_dump_state(cs, stderr, fprintf, 0); - exit (1); + exit(EXIT_FAILURE); break; } break; @@ -2953,7 +2985,7 @@ void cpu_loop(CPUMBState *env) default: printf ("Unhandled trap: 0x%x\n", trapnr); cpu_dump_state(cs, stderr, fprintf, 0); - exit (1); + exit(EXIT_FAILURE); } process_pending_signals (env); } @@ -3046,9 +3078,7 @@ void cpu_loop(CPUM68KState *env) } break; default: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", - trapnr); - cpu_dump_state(cs, stderr, fprintf, 0); + EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); abort(); } process_pending_signals(env); @@ -3122,17 +3152,17 @@ void cpu_loop(CPUAlphaState *env) switch (trapnr) { case EXCP_RESET: fprintf(stderr, "Reset requested. Exit\n"); - exit(1); + exit(EXIT_FAILURE); break; case EXCP_MCHK: fprintf(stderr, "Machine check exception. Exit\n"); - exit(1); + exit(EXIT_FAILURE); break; case EXCP_SMP_INTERRUPT: case EXCP_CLK_INTERRUPT: case EXCP_DEV_INTERRUPT: fprintf(stderr, "External interrupt. Exit\n"); - exit(1); + exit(EXIT_FAILURE); break; case EXCP_MMFAULT: env->lock_addr = -1; @@ -3282,7 +3312,7 @@ void cpu_loop(CPUAlphaState *env) default: printf ("Unhandled trap: 0x%x\n", trapnr); cpu_dump_state(cs, stderr, fprintf, 0); - exit (1); + exit(EXIT_FAILURE); } process_pending_signals (env); } @@ -3386,7 +3416,7 @@ void cpu_loop(CPUS390XState *env) default: fprintf(stderr, "Unhandled program exception: %#x\n", n); cpu_dump_state(cs, stderr, fprintf, 0); - exit(1); + exit(EXIT_FAILURE); } break; @@ -3403,7 +3433,7 @@ void cpu_loop(CPUS390XState *env) default: fprintf(stderr, "Unhandled trap: 0x%x\n", trapnr); cpu_dump_state(cs, stderr, fprintf, 0); - exit(1); + exit(EXIT_FAILURE); } process_pending_signals (env); } @@ -3411,6 +3441,252 @@ void cpu_loop(CPUS390XState *env) #endif /* TARGET_S390X */ +#ifdef TARGET_TILEGX + +static void gen_sigill_reg(CPUTLGState *env) +{ + target_siginfo_t info; + + info.si_signo = TARGET_SIGILL; + info.si_errno = 0; + info.si_code = TARGET_ILL_PRVREG; + info._sifields._sigfault._addr = env->pc; + queue_signal(env, info.si_signo, &info); +} + +static void do_signal(CPUTLGState *env, int signo, int sigcode) +{ + target_siginfo_t info; + + info.si_signo = signo; + info.si_errno = 0; + info._sifields._sigfault._addr = env->pc; + + if (signo == TARGET_SIGSEGV) { + /* The passed in sigcode is a dummy; check for a page mapping + and pass either MAPERR or ACCERR. */ + target_ulong addr = env->excaddr; + info._sifields._sigfault._addr = addr; + if (page_check_range(addr, 1, PAGE_VALID) < 0) { + sigcode = TARGET_SEGV_MAPERR; + } else { + sigcode = TARGET_SEGV_ACCERR; + } + } + info.si_code = sigcode; + + queue_signal(env, info.si_signo, &info); +} + +static void gen_sigsegv_maperr(CPUTLGState *env, target_ulong addr) +{ + env->excaddr = addr; + do_signal(env, TARGET_SIGSEGV, 0); +} + +static void set_regval(CPUTLGState *env, uint8_t reg, uint64_t val) +{ + if (unlikely(reg >= TILEGX_R_COUNT)) { + switch (reg) { + case TILEGX_R_SN: + case TILEGX_R_ZERO: + return; + case TILEGX_R_IDN0: + case TILEGX_R_IDN1: + case TILEGX_R_UDN0: + case TILEGX_R_UDN1: + case TILEGX_R_UDN2: + case TILEGX_R_UDN3: + gen_sigill_reg(env); + return; + default: + g_assert_not_reached(); + } + } + env->regs[reg] = val; +} + +/* + * Compare the 8-byte contents of the CmpValue SPR with the 8-byte value in + * memory at the address held in the first source register. If the values are + * not equal, then no memory operation is performed. If the values are equal, + * the 8-byte quantity from the second source register is written into memory + * at the address held in the first source register. In either case, the result + * of the instruction is the value read from memory. The compare and write to + * memory are atomic and thus can be used for synchronization purposes. This + * instruction only operates for addresses aligned to a 8-byte boundary. + * Unaligned memory access causes an Unaligned Data Reference interrupt. + * + * Functional Description (64-bit) + * uint64_t memVal = memoryReadDoubleWord (rf[SrcA]); + * rf[Dest] = memVal; + * if (memVal == SPR[CmpValueSPR]) + * memoryWriteDoubleWord (rf[SrcA], rf[SrcB]); + * + * Functional Description (32-bit) + * uint64_t memVal = signExtend32 (memoryReadWord (rf[SrcA])); + * rf[Dest] = memVal; + * if (memVal == signExtend32 (SPR[CmpValueSPR])) + * memoryWriteWord (rf[SrcA], rf[SrcB]); + * + * + * This function also processes exch and exch4 which need not process SPR. + */ +static void do_exch(CPUTLGState *env, bool quad, bool cmp) +{ + target_ulong addr; + target_long val, sprval; + + start_exclusive(); + + addr = env->atomic_srca; + if (quad ? get_user_s64(val, addr) : get_user_s32(val, addr)) { + goto sigsegv_maperr; + } + + if (cmp) { + if (quad) { + sprval = env->spregs[TILEGX_SPR_CMPEXCH]; + } else { + sprval = sextract64(env->spregs[TILEGX_SPR_CMPEXCH], 0, 32); + } + } + + if (!cmp || val == sprval) { + target_long valb = env->atomic_srcb; + if (quad ? put_user_u64(valb, addr) : put_user_u32(valb, addr)) { + goto sigsegv_maperr; + } + } + + set_regval(env, env->atomic_dstr, val); + end_exclusive(); + return; + + sigsegv_maperr: + end_exclusive(); + gen_sigsegv_maperr(env, addr); +} + +static void do_fetch(CPUTLGState *env, int trapnr, bool quad) +{ + int8_t write = 1; + target_ulong addr; + target_long val, valb; + + start_exclusive(); + + addr = env->atomic_srca; + valb = env->atomic_srcb; + if (quad ? get_user_s64(val, addr) : get_user_s32(val, addr)) { + goto sigsegv_maperr; + } + + switch (trapnr) { + case TILEGX_EXCP_OPCODE_FETCHADD: + case TILEGX_EXCP_OPCODE_FETCHADD4: + valb += val; + break; + case TILEGX_EXCP_OPCODE_FETCHADDGEZ: + valb += val; + if (valb < 0) { + write = 0; + } + break; + case TILEGX_EXCP_OPCODE_FETCHADDGEZ4: + valb += val; + if ((int32_t)valb < 0) { + write = 0; + } + break; + case TILEGX_EXCP_OPCODE_FETCHAND: + case TILEGX_EXCP_OPCODE_FETCHAND4: + valb &= val; + break; + case TILEGX_EXCP_OPCODE_FETCHOR: + case TILEGX_EXCP_OPCODE_FETCHOR4: + valb |= val; + break; + default: + g_assert_not_reached(); + } + + if (write) { + if (quad ? put_user_u64(valb, addr) : put_user_u32(valb, addr)) { + goto sigsegv_maperr; + } + } + + set_regval(env, env->atomic_dstr, val); + end_exclusive(); + return; + + sigsegv_maperr: + end_exclusive(); + gen_sigsegv_maperr(env, addr); +} + +void cpu_loop(CPUTLGState *env) +{ + CPUState *cs = CPU(tilegx_env_get_cpu(env)); + int trapnr; + + while (1) { + cpu_exec_start(cs); + trapnr = cpu_tilegx_exec(cs); + cpu_exec_end(cs); + switch (trapnr) { + case TILEGX_EXCP_SYSCALL: + env->regs[TILEGX_R_RE] = do_syscall(env, env->regs[TILEGX_R_NR], + env->regs[0], env->regs[1], + env->regs[2], env->regs[3], + env->regs[4], env->regs[5], + env->regs[6], env->regs[7]); + env->regs[TILEGX_R_ERR] = TILEGX_IS_ERRNO(env->regs[TILEGX_R_RE]) + ? - env->regs[TILEGX_R_RE] + : 0; + break; + case TILEGX_EXCP_OPCODE_EXCH: + do_exch(env, true, false); + break; + case TILEGX_EXCP_OPCODE_EXCH4: + do_exch(env, false, false); + break; + case TILEGX_EXCP_OPCODE_CMPEXCH: + do_exch(env, true, true); + break; + case TILEGX_EXCP_OPCODE_CMPEXCH4: + do_exch(env, false, true); + break; + case TILEGX_EXCP_OPCODE_FETCHADD: + case TILEGX_EXCP_OPCODE_FETCHADDGEZ: + case TILEGX_EXCP_OPCODE_FETCHAND: + case TILEGX_EXCP_OPCODE_FETCHOR: + do_fetch(env, trapnr, true); + break; + case TILEGX_EXCP_OPCODE_FETCHADD4: + case TILEGX_EXCP_OPCODE_FETCHADDGEZ4: + case TILEGX_EXCP_OPCODE_FETCHAND4: + case TILEGX_EXCP_OPCODE_FETCHOR4: + do_fetch(env, trapnr, false); + break; + case TILEGX_EXCP_SIGNAL: + do_signal(env, env->signo, env->sigcode); + break; + case TILEGX_EXCP_REG_IDN_ACCESS: + case TILEGX_EXCP_REG_UDN_ACCESS: + gen_sigill_reg(env); + break; + default: + fprintf(stderr, "trapnr is %d[0x%x].\n", trapnr, trapnr); + g_assert_not_reached(); + } + process_pending_signals(env); + } +} + +#endif + THREAD CPUState *thread_cpu; void task_settid(TaskState *ts) @@ -3472,7 +3748,7 @@ CPUArchState *cpu_copy(CPUArchState *env) static void handle_arg_help(const char *arg) { - usage(); + usage(EXIT_SUCCESS); } static void handle_arg_log(const char *arg) @@ -3482,7 +3758,7 @@ static void handle_arg_log(const char *arg) mask = qemu_str_to_log_mask(arg); if (!mask) { qemu_print_log_usage(stdout); - exit(1); + exit(EXIT_FAILURE); } qemu_set_log(mask); } @@ -3498,7 +3774,7 @@ static void handle_arg_set_env(const char *arg) r = p = strdup(arg); while ((token = strsep(&p, ",")) != NULL) { if (envlist_setenv(envlist, token) != 0) { - usage(); + usage(EXIT_FAILURE); } } free(r); @@ -3510,7 +3786,7 @@ static void handle_arg_unset_env(const char *arg) r = p = strdup(arg); while ((token = strsep(&p, ",")) != NULL) { if (envlist_unsetenv(envlist, token) != 0) { - usage(); + usage(EXIT_FAILURE); } } free(r); @@ -3526,7 +3802,7 @@ static void handle_arg_stack_size(const char *arg) char *p; guest_stack_size = strtoul(arg, &p, 0); if (guest_stack_size == 0) { - usage(); + usage(EXIT_FAILURE); } if (*p == 'M') { @@ -3547,7 +3823,7 @@ static void handle_arg_pagesize(const char *arg) if (qemu_host_page_size == 0 || (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { fprintf(stderr, "page size must be a power of two\n"); - exit(1); + exit(EXIT_FAILURE); } } @@ -3557,7 +3833,7 @@ static void handle_arg_randseed(const char *arg) if (parse_uint_full(arg, &seed, 0) != 0 || seed > UINT_MAX) { fprintf(stderr, "Invalid seed number: %s\n", arg); - exit(1); + exit(EXIT_FAILURE); } srand(seed); } @@ -3580,11 +3856,10 @@ static void handle_arg_cpu(const char *arg) #if defined(cpu_list) cpu_list(stdout, &fprintf); #endif - exit(1); + exit(EXIT_FAILURE); } } -#if defined(CONFIG_USE_GUEST_BASE) static void handle_arg_guest_base(const char *arg) { guest_base = strtol(arg, NULL, 0); @@ -3618,15 +3893,14 @@ static void handle_arg_reserved_va(const char *arg) #endif ) { fprintf(stderr, "Reserved virtual address too big\n"); - exit(1); + exit(EXIT_FAILURE); } } if (*p) { fprintf(stderr, "Unrecognised -R size suffix '%s'\n", p); - exit(1); + exit(EXIT_FAILURE); } } -#endif static void handle_arg_singlestep(const char *arg) { @@ -3642,7 +3916,7 @@ static void handle_arg_version(const char *arg) { printf("qemu-" TARGET_NAME " version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); - exit(0); + exit(EXIT_SUCCESS); } struct qemu_argument { @@ -3657,6 +3931,8 @@ struct qemu_argument { static const struct qemu_argument arg_table[] = { {"h", "", false, handle_arg_help, "", "print this help"}, + {"help", "", false, handle_arg_help, + "", ""}, {"g", "QEMU_GDB", true, handle_arg_gdb, "port", "wait gdb connection to 'port'"}, {"L", "QEMU_LD_PREFIX", true, handle_arg_ld_prefix, @@ -3673,12 +3949,10 @@ static const struct qemu_argument arg_table[] = { "argv0", "forces target process argv[0] to be 'argv0'"}, {"r", "QEMU_UNAME", true, handle_arg_uname, "uname", "set qemu uname release string to 'uname'"}, -#if defined(CONFIG_USE_GUEST_BASE) {"B", "QEMU_GUEST_BASE", true, handle_arg_guest_base, "address", "set guest_base address to 'address'"}, {"R", "QEMU_RESERVED_VA", true, handle_arg_reserved_va, "size", "reserve 'size' bytes for guest virtual address space"}, -#endif {"d", "QEMU_LOG", true, handle_arg_log, "item[,...]", "enable logging of specified items " "(use '-d help' for a list of items)"}, @@ -3697,7 +3971,7 @@ static const struct qemu_argument arg_table[] = { {NULL, NULL, false, NULL, NULL, NULL} }; -static void usage(void) +static void usage(int exitcode) { const struct qemu_argument *arginfo; int maxarglen; @@ -3764,7 +4038,7 @@ static void usage(void) "Note that if you provide several changes to a single variable\n" "the last change will stay in effect.\n"); - exit(1); + exit(exitcode); } static int parse_args(int argc, char **argv) @@ -3798,12 +4072,18 @@ static int parse_args(int argc, char **argv) if (!strcmp(r, "-")) { break; } + /* Treat --foo the same as -foo. */ + if (r[0] == '-') { + r++; + } for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) { if (!strcmp(r, arginfo->argv)) { if (arginfo->has_arg) { if (optind >= argc) { - usage(); + (void) fprintf(stderr, + "qemu: missing argument for option '%s'\n", r); + exit(EXIT_FAILURE); } arginfo->handle_opt(argv[optind]); optind++; @@ -3816,12 +4096,14 @@ static int parse_args(int argc, char **argv) /* no option matched the current argv */ if (arginfo->handle_opt == NULL) { - usage(); + (void) fprintf(stderr, "qemu: unknown option '%s'\n", r); + exit(EXIT_FAILURE); } } if (optind >= argc) { - usage(); + (void) fprintf(stderr, "qemu: no user program specified\n"); + exit(EXIT_FAILURE); } filename = argv[optind]; @@ -3850,7 +4132,7 @@ int main(int argc, char **argv, char **envp) if ((envlist = envlist_create()) == NULL) { (void) fprintf(stderr, "Unable to allocate envlist\n"); - exit(1); + exit(EXIT_FAILURE); } /* add current environment into the list */ @@ -3920,7 +4202,7 @@ int main(int argc, char **argv, char **envp) cpu_model = "or1200"; #elif defined(TARGET_PPC) # ifdef TARGET_PPC64 - cpu_model = "POWER7"; + cpu_model = "POWER8"; # else cpu_model = "750"; # endif @@ -3936,7 +4218,7 @@ int main(int argc, char **argv, char **envp) cpu = cpu_init(cpu_model); if (!cpu) { fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); + exit(EXIT_FAILURE); } env = cpu->env_ptr; cpu_reset(cpu); @@ -3954,7 +4236,6 @@ int main(int argc, char **argv, char **envp) target_environ = envlist_to_environ(envlist, NULL); envlist_free(envlist); -#if defined(CONFIG_USE_GUEST_BASE) /* * Now that page sizes are configured in cpu_init() we can do * proper page alignment for guest_base. @@ -3969,14 +4250,13 @@ int main(int argc, char **argv, char **envp) "space for use as guest address space (check your virtual " "memory ulimit setting or reserve less using -R option)\n", reserved_va); - exit(1); + exit(EXIT_FAILURE); } if (reserved_va) { mmap_next_start = reserved_va; } } -#endif /* CONFIG_USE_GUEST_BASE */ /* * Read in mmap_min_addr kernel parameter. This value is used @@ -3990,7 +4270,7 @@ int main(int argc, char **argv, char **envp) unsigned long tmp; if (fscanf(fp, "%lu", &tmp) == 1) { mmap_min_addr = tmp; - qemu_log("host mmap_min_addr=0x%lx\n", mmap_min_addr); + qemu_log_mask(CPU_LOG_PAGE, "host mmap_min_addr=0x%lx\n", mmap_min_addr); } fclose(fp); } @@ -4003,7 +4283,7 @@ int main(int argc, char **argv, char **envp) target_argv = calloc(target_argc + 1, sizeof (char *)); if (target_argv == NULL) { (void) fprintf(stderr, "Unable to allocate memory for target_argv\n"); - exit(1); + exit(EXIT_FAILURE); } /* @@ -4019,7 +4299,7 @@ int main(int argc, char **argv, char **envp) } target_argv[target_argc] = NULL; - ts = g_malloc0 (sizeof(TaskState)); + ts = g_new0(TaskState, 1); init_task_state(ts); /* build Task State */ ts->info = info; @@ -4032,7 +4312,7 @@ int main(int argc, char **argv, char **envp) execfd = open(filename, O_RDONLY); if (execfd < 0) { printf("Error while loading %s: %s\n", filename, strerror(errno)); - _exit(1); + _exit(EXIT_FAILURE); } } @@ -4040,7 +4320,7 @@ int main(int argc, char **argv, char **envp) info, &bprm); if (ret != 0) { printf("Error while loading %s: %s\n", filename, strerror(-ret)); - _exit(1); + _exit(EXIT_FAILURE); } for (wrk = target_environ; *wrk; wrk++) { @@ -4049,10 +4329,8 @@ int main(int argc, char **argv, char **envp) free(target_environ); - if (qemu_log_enabled()) { -#if defined(CONFIG_USE_GUEST_BASE) + if (qemu_loglevel_mask(CPU_LOG_PAGE)) { qemu_log("guest_base 0x%lx\n", guest_base); -#endif log_page_dump(); qemu_log("start_brk 0x" TARGET_ABI_FMT_lx "\n", info->start_brk); @@ -4072,12 +4350,10 @@ int main(int argc, char **argv, char **envp) syscall_init(); signal_init(); -#if defined(CONFIG_USE_GUEST_BASE) /* Now that we've loaded the binary, GUEST_BASE is fixed. Delay generating the prologue until now so that the prologue can take the real value of GUEST_BASE into account. */ tcg_prologue_init(&tcg_ctx); -#endif #if defined(TARGET_I386) env->cr[0] = CR0_PG_MASK | CR0_WP_MASK | CR0_PE_MASK; @@ -4090,7 +4366,7 @@ int main(int argc, char **argv, char **envp) /* enable 64 bit mode if possible */ if (!(env->features[FEAT_8000_0001_EDX] & CPUID_EXT2_LM)) { fprintf(stderr, "The selected x86 CPU does not support 64 bit mode\n"); - exit(1); + exit(EXIT_FAILURE); } env->cr[4] |= CR4_PAE_MASK; env->efer |= MSR_EFER_LMA | MSR_EFER_LME; @@ -4200,7 +4476,7 @@ int main(int argc, char **argv, char **envp) if (!(arm_feature(env, ARM_FEATURE_AARCH64))) { fprintf(stderr, "The selected ARM CPU does not support 64 bit mode\n"); - exit(1); + exit(EXIT_FAILURE); } for (i = 0; i < 31; i++) { @@ -4212,15 +4488,21 @@ int main(int argc, char **argv, char **envp) #elif defined(TARGET_ARM) { int i; - cpsr_write(env, regs->uregs[16], 0xffffffff); + cpsr_write(env, regs->uregs[16], CPSR_USER | CPSR_EXEC, + CPSRWriteByInstr); for(i = 0; i < 16; i++) { env->regs[i] = regs->uregs[i]; } +#ifdef TARGET_WORDS_BIGENDIAN /* Enable BE8. */ if (EF_ARM_EABI_VERSION(info->elf_flags) >= EF_ARM_EABI_VER4 && (info->elf_flags & EF_ARM_BE8)) { - env->bswap_code = 1; + env->uncached_cpsr |= CPSR_E; + env->cp15.sctlr_el[1] |= SCTLR_E0E; + } else { + env->cp15.sctlr_el[1] |= SCTLR_B; } +#endif } #elif defined(TARGET_UNICORE32) { @@ -4386,6 +4668,17 @@ int main(int argc, char **argv, char **envp) env->psw.mask = regs->psw.mask; env->psw.addr = regs->psw.addr; } +#elif defined(TARGET_TILEGX) + { + int i; + for (i = 0; i < TILEGX_R_COUNT; i++) { + env->regs[i] = regs->regs[i]; + } + for (i = 0; i < TILEGX_SPR_COUNT; i++) { + env->spregs[i] = 0; + } + env->pc = regs->pc; + } #else #error unsupported target CPU #endif @@ -4401,7 +4694,7 @@ int main(int argc, char **argv, char **envp) if (gdbserver_start(gdbstub_port) < 0) { fprintf(stderr, "qemu: could not open gdbserver on port %d\n", gdbstub_port); - exit(1); + exit(EXIT_FAILURE); } gdb_handlesig(cpu, 0); } diff --git a/qemu/linux-user/microblaze/syscall_nr.h b/qemu/linux-user/microblaze/syscall_nr.h index 6f530f9d1..0704449ba 100644 --- a/qemu/linux-user/microblaze/syscall_nr.h +++ b/qemu/linux-user/microblaze/syscall_nr.h @@ -382,3 +382,11 @@ #define TARGET_NR_process_vm_writev 378 #define TARGET_NR_kcmp 379 #define TARGET_NR_finit_module 380 +#define TARGET_NR_sched_setattr 381 +#define TARGET_NR_sched_getattr 382 +#define TARGET_NR_renameat2 383 +#define TARGET_NR_seccomp 384 +#define TARGET_NR_getrandom 385 +#define TARGET_NR_memfd_create 386 +#define TARGET_NR_bpf 387 +#define TARGET_NR_execveat 388 diff --git a/qemu/linux-user/microblaze/syscall.h b/qemu/linux-user/microblaze/target_syscall.h index 3c1ed27c0..3c1ed27c0 100644 --- a/qemu/linux-user/microblaze/syscall.h +++ b/qemu/linux-user/microblaze/target_syscall.h diff --git a/qemu/linux-user/mips/syscall_nr.h b/qemu/linux-user/mips/syscall_nr.h index 2d1a13ee2..6819f865e 100644 --- a/qemu/linux-user/mips/syscall_nr.h +++ b/qemu/linux-user/mips/syscall_nr.h @@ -351,3 +351,15 @@ #define TARGET_NR_process_vm_writev (TARGET_NR_Linux + 346) #define TARGET_NR_kcmp (TARGET_NR_Linux + 347) #define TARGET_NR_finit_module (TARGET_NR_Linux + 348) + +#define TARGET_NR_sched_setattr (TARGET_NR_Linux + 349) +#define TARGET_NR_sched_getattr (TARGET_NR_Linux + 350) +#define TARGET_NR_renameat2 (TARGET_NR_Linux + 351) +#define TARGET_NR_seccomp (TARGET_NR_Linux + 352) +#define TARGET_NR_getrandom (TARGET_NR_Linux + 353) +#define TARGET_NR_memfd_create (TARGET_NR_Linux + 354) +#define TARGET_NR_bpf (TARGET_NR_Linux + 355) +#define TARGET_NR_execveat (TARGET_NR_Linux + 356) +#define TARGET_NR_userfaultfd (TARGET_NR_Linux + 357) +#define TARGET_NR_membarrier (TARGET_NR_Linux + 358) +#define TARGET_NR_mlock2 (TARGET_NR_Linux + 359) diff --git a/qemu/linux-user/mips/syscall.h b/qemu/linux-user/mips/target_syscall.h index 35ca23b16..68db160e5 100644 --- a/qemu/linux-user/mips/syscall.h +++ b/qemu/linux-user/mips/target_syscall.h @@ -1,3 +1,5 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H /* this struct defines the way the registers are stored on the stack during a system call. */ @@ -231,3 +233,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/mips64/syscall_nr.h b/qemu/linux-user/mips64/syscall_nr.h index 004232a8a..746cc267e 100644 --- a/qemu/linux-user/mips64/syscall_nr.h +++ b/qemu/linux-user/mips64/syscall_nr.h @@ -316,6 +316,18 @@ #define TARGET_NR_process_vm_writev (TARGET_NR_Linux + 310) #define TARGET_NR_kcmp (TARGET_NR_Linux + 311) #define TARGET_NR_finit_module (TARGET_NR_Linux + 312) +#define TARGET_NR_sched_setattr (TARGET_NR_Linux + 313) +#define TARGET_NR_sched_getattr (TARGET_NR_Linux + 314) +#define TARGET_NR_renameat2 (TARGET_NR_Linux + 315) +#define TARGET_NR_seccomp (TARGET_NR_Linux + 316) +#define TARGET_NR_getrandom (TARGET_NR_Linux + 317) +#define TARGET_NR_memfd_create (TARGET_NR_Linux + 318) +#define TARGET_NR_bpf (TARGET_NR_Linux + 319) +#define TARGET_NR_execveat (TARGET_NR_Linux + 320) +#define TARGET_NR_userfaultfd (TARGET_NR_Linux + 321) +#define TARGET_NR_membarrier (TARGET_NR_Linux + 322) +#define TARGET_NR_mlock2 (TARGET_NR_Linux + 323) + #else /* * Linux 64-bit syscalls are in the range from 5000 to 5999. @@ -630,4 +642,15 @@ #define TARGET_NR_kcmp (TARGET_NR_Linux + 306) #define TARGET_NR_finit_module (TARGET_NR_Linux + 307) #define TARGET_NR_getdents64 (TARGET_NR_Linux + 308) +#define TARGET_NR_sched_setattr (TARGET_NR_Linux + 309) +#define TARGET_NR_sched_getattr (TARGET_NR_Linux + 310) +#define TARGET_NR_renameat2 (TARGET_NR_Linux + 311) +#define TARGET_NR_seccomp (TARGET_NR_Linux + 312) +#define TARGET_NR_getrandom (TARGET_NR_Linux + 313) +#define TARGET_NR_memfd_create (TARGET_NR_Linux + 314) +#define TARGET_NR_bpf (TARGET_NR_Linux + 315) +#define TARGET_NR_execveat (TARGET_NR_Linux + 316) +#define TARGET_NR_userfaultfd (TARGET_NR_Linux + 317) +#define TARGET_NR_membarrier (TARGET_NR_Linux + 318) +#define TARGET_NR_mlock2 (TARGET_NR_Linux + 319) #endif diff --git a/qemu/linux-user/mips64/syscall.h b/qemu/linux-user/mips64/target_syscall.h index 6733107dd..0e0c2d232 100644 --- a/qemu/linux-user/mips64/syscall.h +++ b/qemu/linux-user/mips64/target_syscall.h @@ -1,3 +1,5 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H /* this struct defines the way the registers are stored on the stack during a system call. */ @@ -228,3 +230,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/mmap.c b/qemu/linux-user/mmap.c index 78e1b2df4..3519147bc 100644 --- a/qemu/linux-user/mmap.c +++ b/qemu/linux-user/mmap.c @@ -16,14 +16,7 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ -#include <stdlib.h> -#include <stdio.h> -#include <stdarg.h> -#include <string.h> -#include <unistd.h> -#include <errno.h> -#include <sys/types.h> -#include <sys/stat.h> +#include "qemu/osdep.h" #include <sys/mman.h> #include <linux/mman.h> #include <linux/unistd.h> @@ -186,10 +179,12 @@ static int mmap_frag(abi_ulong real_start, if (prot_new != (prot1 | PROT_WRITE)) mprotect(host_start, qemu_host_page_size, prot_new); } else { - /* just update the protection */ if (prot_new != prot1) { mprotect(host_start, qemu_host_page_size, prot_new); } + if (prot_new & PROT_WRITE) { + memset(g2h(start), 0, end - start); + } } return 0; } @@ -206,7 +201,6 @@ abi_ulong mmap_next_start = TASK_UNMAPPED_BASE; unsigned long last_brk; -#ifdef CONFIG_USE_GUEST_BASE /* Subroutine of mmap_find_vma, used when we have pre-allocated a chunk of guest address space. */ static abi_ulong mmap_find_vma_reserved(abi_ulong start, abi_ulong size) @@ -216,14 +210,14 @@ static abi_ulong mmap_find_vma_reserved(abi_ulong start, abi_ulong size) int prot; int looped = 0; - if (size > RESERVED_VA) { + if (size > reserved_va) { return (abi_ulong)-1; } size = HOST_PAGE_ALIGN(size); end_addr = start + size; - if (end_addr > RESERVED_VA) { - end_addr = RESERVED_VA; + if (end_addr > reserved_va) { + end_addr = reserved_va; } addr = end_addr - qemu_host_page_size; @@ -232,7 +226,7 @@ static abi_ulong mmap_find_vma_reserved(abi_ulong start, abi_ulong size) if (looped) { return (abi_ulong)-1; } - end_addr = RESERVED_VA; + end_addr = reserved_va; addr = end_addr - qemu_host_page_size; looped = 1; continue; @@ -253,7 +247,6 @@ static abi_ulong mmap_find_vma_reserved(abi_ulong start, abi_ulong size) return addr; } -#endif /* * Find and reserve a free memory area of size 'size'. The search @@ -276,11 +269,9 @@ abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size) size = HOST_PAGE_ALIGN(size); -#ifdef CONFIG_USE_GUEST_BASE - if (RESERVED_VA) { + if (reserved_va) { return mmap_find_vma_reserved(start, size); } -#endif addr = start; wrapped = repeat = 0; @@ -448,9 +439,7 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, /* If so, truncate the file map at eof aligned with the hosts real pagesize. Additional anonymous maps will be created beyond EOF. */ - len = (sb.st_size - offset); - len += qemu_real_host_page_size - 1; - len &= ~(qemu_real_host_page_size - 1); + len = REAL_HOST_PAGE_ALIGN(sb.st_size - offset); } } @@ -518,10 +507,7 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, goto fail; if (!(prot & PROT_WRITE)) { ret = target_mprotect(start, len, prot); - if (ret != 0) { - start = ret; - goto the_end; - } + assert(ret == 0); } goto the_end; } @@ -545,7 +531,7 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, /* handle the end of the mapping */ if (end < real_end) { ret = mmap_frag(real_end - qemu_host_page_size, - real_end - qemu_host_page_size, real_end, + real_end - qemu_host_page_size, end, prot, flags, fd, offset + real_end - qemu_host_page_size - start); if (ret == -1) @@ -671,7 +657,7 @@ int target_munmap(abi_ulong start, abi_ulong len) ret = 0; /* unmap what we can */ if (real_start < real_end) { - if (RESERVED_VA) { + if (reserved_va) { mmap_reserve(real_start, real_end - real_start); } else { ret = munmap(g2h(real_start), real_end - real_start); @@ -701,7 +687,7 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, flags, g2h(new_addr)); - if (RESERVED_VA && host_addr != MAP_FAILED) { + if (reserved_va && host_addr != MAP_FAILED) { /* If new and old addresses overlap then the above mremap will already have failed with EINVAL. */ mmap_reserve(old_addr, old_size); @@ -719,13 +705,13 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, old_size, new_size, flags | MREMAP_FIXED, g2h(mmap_start)); - if ( RESERVED_VA ) { + if (reserved_va) { mmap_reserve(old_addr, old_size); } } } else { int prot = 0; - if (RESERVED_VA && old_size < new_size) { + if (reserved_va && old_size < new_size) { abi_ulong addr; for (addr = old_addr + old_size; addr < old_addr + new_size; @@ -735,7 +721,7 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, } if (prot == 0) { host_addr = mremap(g2h(old_addr), old_size, new_size, flags); - if (host_addr != MAP_FAILED && RESERVED_VA && old_size > new_size) { + if (host_addr != MAP_FAILED && reserved_va && old_size > new_size) { mmap_reserve(old_addr + old_size, new_size - old_size); } } else { diff --git a/qemu/linux-user/openrisc/syscall_nr.h b/qemu/linux-user/openrisc/syscall_nr.h index 4c386eae9..6b1c7d265 100644 --- a/qemu/linux-user/openrisc/syscall_nr.h +++ b/qemu/linux-user/openrisc/syscall_nr.h @@ -382,9 +382,18 @@ #define TARGET_NR_process_vm_writev 271 #define TARGET_NR_kcmp 272 #define TARGET_NR_finit_module 273 - -#undef TARGET_NR_syscalls -#define TARGET_NR_syscalls 274 +#define TARGET_NR_sched_setattr 274 +#define TARGET_NR_sched_getattr 275 +#define TARGET_NR_renameat2 276 +#define TARGET_NR_seccomp 277 +#define TARGET_NR_getrandom 278 +#define TARGET_NR_memfd_create 279 +#define TARGET_NR_bpf 280 +#define TARGET_NR_execveat 281 +#define TARGET_NR_userfaultfd 282 +#define TARGET_NR_membarrier 283 +#define TARGET_NR_mlock2 284 +#define TARGET_NR_copy_file_range 285 /* * All syscalls below here should go away really, @@ -411,9 +420,6 @@ #define TARGET_NR_3264_stat 1038 #define TARGET_NR_3264_lstat 1039 -#undef TARGET_NR_syscalls -#define TARGET_NR_syscalls (TARGET_NR_3264_lstat+1) - #define TARGET_NR_pipe 1040 #define TARGET_NR_dup2 1041 #define TARGET_NR_epoll_create 1042 @@ -421,10 +427,6 @@ #define TARGET_NR_eventfd 1044 #define TARGET_NR_signalfd 1045 -#undef TARGET_NR_syscalls -#define TARGET_NR_syscalls (TARGET_NR_signalfd+1) - - #define TARGET_NR_sendfile 1046 #define TARGET_NR_ftruncate 1047 #define TARGET_NR_truncate 1048 @@ -441,9 +443,6 @@ #define TARGET_NR_lseek 1057 #define TARGET_NR_mmap 1058 -#undef TARGET_NR_syscalls -#define TARGET_NR_syscalls (TARGET_NR_mmap+1) - #define TARGET_NR_alarm 1059 #define __ARCH_WANT_SYS_ALARM #define TARGET_NR_getpgrp 1060 @@ -477,9 +476,6 @@ #define TARGET_NR_fork 1079 -#undef TARGET_NR_syscalls -#define TARGET_NR_syscalls (TARGET_NR_fork+1) - /* * 32 bit systems traditionally used different diff --git a/qemu/linux-user/openrisc/syscall.h b/qemu/linux-user/openrisc/target_syscall.h index 8ac03656d..19aeffc95 100644 --- a/qemu/linux-user/openrisc/syscall.h +++ b/qemu/linux-user/openrisc/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + struct target_pt_regs { union { struct { @@ -27,3 +30,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/ppc/syscall_nr.h b/qemu/linux-user/ppc/syscall_nr.h index 1e1736e11..46ed8a68c 100644 --- a/qemu/linux-user/ppc/syscall_nr.h +++ b/qemu/linux-user/ppc/syscall_nr.h @@ -319,7 +319,7 @@ #define TARGET_NR_epoll_pwait 303 #define TARGET_NR_utimensat 304 #define TARGET_NR_signalfd 305 -#define TARGET_NR_timerfd 306 +#define TARGET_NR_timerfd_create 306 #define TARGET_NR_eventfd 307 #define TARGET_NR_sync_file_range2 308 #define TARGET_NR_fallocate 309 @@ -368,3 +368,27 @@ #define TARGET_NR_process_vm_writev 352 #define TARGET_NR_finit_module 353 #define TARGET_NR_kcmp 354 +#define TARGET_NR_sched_setattr 355 +#define TARGET_NR_sched_getattr 356 +#define TARGET_NR_renameat2 357 +#define TARGET_NR_seccomp 358 +#define TARGET_NR_getrandom 359 +#define TARGET_NR_memfd_create 360 +#define TARGET_NR_bpf 361 +#define TARGET_NR_execveat 362 +#define TARGET_NR_switch_endian 363 +#define TARGET_NR_userfaultfd 364 +#define TARGET_NR_membarrier 365 +#define TARGET_NR_semop 366 +#define TARGET_NR_semget 367 +#define TARGET_NR_semctl 368 +#define TARGET_NR_semtimedop 369 +#define TARGET_NR_msgsnd 370 +#define TARGET_NR_msgrcv 371 +#define TARGET_NR_msgget 372 +#define TARGET_NR_msgctl 373 +#define TARGET_NR_shmat 374 +#define TARGET_NR_shmdt 375 +#define TARGET_NR_shmget 376 +#define TARGET_NR_shmctl 377 +#define TARGET_NR_mlock2 378 diff --git a/qemu/linux-user/ppc/syscall.h b/qemu/linux-user/ppc/target_syscall.h index 0daf5cd2d..35cab5946 100644 --- a/qemu/linux-user/ppc/syscall.h +++ b/qemu/linux-user/ppc/target_syscall.h @@ -17,6 +17,9 @@ * License along with this library; if not, see <http://www.gnu.org/licenses/>. */ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + /* XXX: ABSOLUTELY BUGGY: * for now, this is quite just a cut-and-paste from i386 target... */ @@ -73,3 +76,5 @@ struct target_revectored_struct { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 0x2000 #define TARGET_MLOCKALL_MCL_FUTURE 0x4000 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/qemu.h b/qemu/linux-user/qemu.h index 8012cc2f5..26b0ba273 100644 --- a/qemu/linux-user/qemu.h +++ b/qemu/linux-user/qemu.h @@ -1,22 +1,19 @@ #ifndef QEMU_H #define QEMU_H -#include <signal.h> -#include <string.h> #include "cpu.h" #include "exec/cpu_ldst.h" #undef DEBUG_REMAP #ifdef DEBUG_REMAP -#include <stdlib.h> #endif /* DEBUG_REMAP */ #include "exec/user/abitypes.h" #include "exec/user/thunk.h" #include "syscall_defs.h" -#include "syscall.h" +#include "target_syscall.h" #include "exec/gdbstub.h" #include "qemu/queue.h" @@ -36,8 +33,6 @@ struct image_info { abi_ulong start_brk; abi_ulong brk; abi_ulong start_mmap; - abi_ulong mmap; - abi_ulong rss; abi_ulong start_stack; abi_ulong stack_limit; abi_ulong entry; @@ -145,12 +140,6 @@ extern const char *qemu_uname_release; extern unsigned long mmap_min_addr; /* ??? See if we can avoid exposing so much of the loader internals. */ -/* - * MAX_ARG_PAGES defines the number of pages allocated for arguments - * and envelope for the new program. 32 should suffice, this gives - * a maximum env+arg of 128kB w/4KB pages! - */ -#define MAX_ARG_PAGES 33 /* Read a good amount of data initially, to hopefully get all the program headers loaded. */ @@ -162,7 +151,6 @@ extern unsigned long mmap_min_addr; */ struct linux_binprm { char buf[BPRM_BUF_SIZE] __attribute__((aligned)); - void *page[MAX_ARG_PAGES]; abi_ulong p; int fd; int e_uid, e_gid; @@ -261,8 +249,6 @@ abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, int target_msync(abi_ulong start, abi_ulong len, int flags); extern unsigned long last_brk; extern abi_ulong mmap_next_start; -void mmap_lock(void); -void mmap_unlock(void); abi_ulong mmap_find_vma(abi_ulong, abi_ulong); void cpu_list_lock(void); void cpu_list_unlock(void); diff --git a/qemu/linux-user/s390x/syscall_nr.h b/qemu/linux-user/s390x/syscall_nr.h index 7c0b8b2ea..1a66c5561 100644 --- a/qemu/linux-user/s390x/syscall_nr.h +++ b/qemu/linux-user/s390x/syscall_nr.h @@ -271,6 +271,36 @@ #define TARGET_NR_s390_runtime_instr 342 #define TARGET_NR_kcmp 343 #define TARGET_NR_finit_module 344 +#define TARGET_NR_sched_setattr 345 +#define TARGET_NR_sched_getattr 346 +#define TARGET_NR_renameat2 347 +#define TARGET_NR_seccomp 348 +#define TARGET_NR_getrandom 349 +#define TARGET_NR_memfd_create 350 +#define TARGET_NR_bpf 351 +#define TARGET_NR_s390_pci_mmio_write 352 +#define TARGET_NR_s390_pci_mmio_read 353 +#define TARGET_NR_execveat 354 +#define TARGET_NR_userfaultfd 355 +#define TARGET_NR_membarrier 356 +#define TARGET_NR_recvmmsg 357 +#define TARGET_NR_sendmmsg 358 +#define TARGET_NR_socket 359 +#define TARGET_NR_socketpair 360 +#define TARGET_NR_bind 361 +#define TARGET_NR_connect 362 +#define TARGET_NR_listen 363 +#define TARGET_NR_accept4 364 +#define TARGET_NR_getsockopt 365 +#define TARGET_NR_setsockopt 366 +#define TARGET_NR_getsockname 367 +#define TARGET_NR_getpeername 368 +#define TARGET_NR_sendto 369 +#define TARGET_NR_sendmsg 370 +#define TARGET_NR_recvfrom 371 +#define TARGET_NR_recvmsg 372 +#define TARGET_NR_shutdown 373 +#define TARGET_NR_mlock2 374 /* * There are some system calls that are not present on 64 bit, some diff --git a/qemu/linux-user/s390x/syscall.h b/qemu/linux-user/s390x/target_syscall.h index 35f170af2..02061efc7 100644 --- a/qemu/linux-user/s390x/syscall.h +++ b/qemu/linux-user/s390x/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + /* this typedef defines how a Program Status Word looks like */ typedef struct { abi_ulong mask; @@ -27,3 +30,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/sh4/syscall_nr.h b/qemu/linux-user/sh4/syscall_nr.h index bdf8742c6..50099846d 100644 --- a/qemu/linux-user/sh4/syscall_nr.h +++ b/qemu/linux-user/sh4/syscall_nr.h @@ -323,7 +323,7 @@ #define TARGET_NR_epoll_pwait 319 #define TARGET_NR_utimensat 320 #define TARGET_NR_signalfd 321 -#define TARGET_NR_timerfd 322 +#define TARGET_NR_timerfd_create 322 #define TARGET_NR_eventfd 323 #define TARGET_NR_fallocate 324 #define TARGET_NR_timerfd_settime 325 diff --git a/qemu/linux-user/sh4/syscall.h b/qemu/linux-user/sh4/target_syscall.h index 7aa4f239c..9f3381bc9 100644 --- a/qemu/linux-user/sh4/syscall.h +++ b/qemu/linux-user/sh4/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + struct target_pt_regs { unsigned long regs[16]; unsigned long pc; @@ -15,3 +18,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/signal.c b/qemu/linux-user/signal.c index 9d4cef409..96e86c0a2 100644 --- a/qemu/linux-user/signal.c +++ b/qemu/linux-user/signal.c @@ -16,21 +16,14 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <stdarg.h> -#include <unistd.h> -#include <errno.h> -#include <assert.h> +#include "qemu/osdep.h" #include <sys/ucontext.h> #include <sys/resource.h> #include "qemu.h" #include "qemu-common.h" #include "target_signal.h" - -//#define DEBUG_SIGNAL +#include "trace.h" static struct target_sigaltstack target_sigaltstack_used = { .ss_sp = 0, @@ -445,7 +438,9 @@ static void QEMU_NORETURN force_sig(int target_sig) TaskState *ts = (TaskState *)cpu->opaque; int host_sig, core_dumped = 0; struct sigaction act; + host_sig = target_to_host_signal(target_sig); + trace_user_force_sig(env, target_sig, host_sig); gdb_signalled(env, target_sig); /* dump core if supported by target binary format */ @@ -500,10 +495,7 @@ int queue_signal(CPUArchState *env, int sig, target_siginfo_t *info) abi_ulong handler; int queue; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "queue_signal: sig=%d\n", - sig); -#endif + trace_user_queue_signal(env, sig); k = &ts->sigtab[sig - 1]; queue = gdb_queuesig (); handler = sigact_table[sig - 1]._sa_handler; @@ -588,9 +580,7 @@ static void host_signal_handler(int host_signum, siginfo_t *info, sig = host_to_target_signal(host_signum); if (sig < 1 || sig > TARGET_NSIG) return; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "qemu: got signal %d\n", sig); -#endif + trace_user_host_signal(env, host_signum, sig); host_to_target_siginfo_noswap(&tinfo, info); if (queue_signal(env, sig, &tinfo) == 1) { /* interrupt the virtual CPU as soon as possible */ @@ -683,10 +673,6 @@ int do_sigaction(int sig, const struct target_sigaction *act, if (sig < 1 || sig > TARGET_NSIG || sig == TARGET_SIGKILL || sig == TARGET_SIGSTOP) return -EINVAL; k = &sigact_table[sig - 1]; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "sigaction sig=%d act=0x%p, oact=0x%p\n", - sig, act, oact); -#endif if (oact) { __put_user(k->_sa_handler, &oact->_sa_handler); __put_user(k->sa_flags, &oact->sa_flags); @@ -910,6 +896,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -971,6 +958,7 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -1082,9 +1070,7 @@ long do_sigreturn(CPUX86State *env) sigset_t set; int eax, i; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "do_sigreturn\n"); -#endif + trace_user_do_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; /* set blocked signals */ @@ -1116,6 +1102,7 @@ long do_rt_sigreturn(CPUX86State *env) int eax; frame_addr = env->regs[R_ESP] - 4; + trace_user_do_rt_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; target_to_host_sigset(&set, &frame->uc.tuc_sigmask); @@ -1319,6 +1306,7 @@ static void target_setup_frame(int usig, struct target_sigaction *ka, abi_ulong frame_addr, return_addr; frame_addr = get_sigframe(ka, env); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { goto give_sigsegv; } @@ -1378,6 +1366,7 @@ long do_rt_sigreturn(CPUARMState *env) struct target_rt_sigframe *frame = NULL; abi_ulong frame_addr = env->xregs[31]; + trace_user_do_rt_sigreturn(env, frame_addr); if (frame_addr & 15) { goto badframe; } @@ -1547,82 +1536,84 @@ static void setup_sigcontext(struct target_sigcontext *sc, /*struct _fpstate *fpstate,*/ CPUARMState *env, abi_ulong mask) { - __put_user(env->regs[0], &sc->arm_r0); - __put_user(env->regs[1], &sc->arm_r1); - __put_user(env->regs[2], &sc->arm_r2); - __put_user(env->regs[3], &sc->arm_r3); - __put_user(env->regs[4], &sc->arm_r4); - __put_user(env->regs[5], &sc->arm_r5); - __put_user(env->regs[6], &sc->arm_r6); - __put_user(env->regs[7], &sc->arm_r7); - __put_user(env->regs[8], &sc->arm_r8); - __put_user(env->regs[9], &sc->arm_r9); - __put_user(env->regs[10], &sc->arm_r10); - __put_user(env->regs[11], &sc->arm_fp); - __put_user(env->regs[12], &sc->arm_ip); - __put_user(env->regs[13], &sc->arm_sp); - __put_user(env->regs[14], &sc->arm_lr); - __put_user(env->regs[15], &sc->arm_pc); + __put_user(env->regs[0], &sc->arm_r0); + __put_user(env->regs[1], &sc->arm_r1); + __put_user(env->regs[2], &sc->arm_r2); + __put_user(env->regs[3], &sc->arm_r3); + __put_user(env->regs[4], &sc->arm_r4); + __put_user(env->regs[5], &sc->arm_r5); + __put_user(env->regs[6], &sc->arm_r6); + __put_user(env->regs[7], &sc->arm_r7); + __put_user(env->regs[8], &sc->arm_r8); + __put_user(env->regs[9], &sc->arm_r9); + __put_user(env->regs[10], &sc->arm_r10); + __put_user(env->regs[11], &sc->arm_fp); + __put_user(env->regs[12], &sc->arm_ip); + __put_user(env->regs[13], &sc->arm_sp); + __put_user(env->regs[14], &sc->arm_lr); + __put_user(env->regs[15], &sc->arm_pc); #ifdef TARGET_CONFIG_CPU_32 - __put_user(cpsr_read(env), &sc->arm_cpsr); + __put_user(cpsr_read(env), &sc->arm_cpsr); #endif - __put_user(/* current->thread.trap_no */ 0, &sc->trap_no); - __put_user(/* current->thread.error_code */ 0, &sc->error_code); - __put_user(/* current->thread.address */ 0, &sc->fault_address); - __put_user(mask, &sc->oldmask); + __put_user(/* current->thread.trap_no */ 0, &sc->trap_no); + __put_user(/* current->thread.error_code */ 0, &sc->error_code); + __put_user(/* current->thread.address */ 0, &sc->fault_address); + __put_user(mask, &sc->oldmask); } static inline abi_ulong get_sigframe(struct target_sigaction *ka, CPUARMState *regs, int framesize) { - unsigned long sp = regs->regs[13]; + unsigned long sp = regs->regs[13]; - /* - * This is the X/Open sanctioned signal stack switching. - */ - if ((ka->sa_flags & TARGET_SA_ONSTACK) && !sas_ss_flags(sp)) - sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size; - /* - * ATPCS B01 mandates 8-byte alignment - */ - return (sp - framesize) & ~7; + /* + * This is the X/Open sanctioned signal stack switching. + */ + if ((ka->sa_flags & TARGET_SA_ONSTACK) && !sas_ss_flags(sp)) { + sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size; + } + /* + * ATPCS B01 mandates 8-byte alignment + */ + return (sp - framesize) & ~7; } static void setup_return(CPUARMState *env, struct target_sigaction *ka, abi_ulong *rc, abi_ulong frame_addr, int usig, abi_ulong rc_addr) { - abi_ulong handler = ka->_sa_handler; - abi_ulong retcode; - int thumb = handler & 1; - uint32_t cpsr = cpsr_read(env); + abi_ulong handler = ka->_sa_handler; + abi_ulong retcode; + int thumb = handler & 1; + uint32_t cpsr = cpsr_read(env); - cpsr &= ~CPSR_IT; - if (thumb) { - cpsr |= CPSR_T; - } else { - cpsr &= ~CPSR_T; - } + cpsr &= ~CPSR_IT; + if (thumb) { + cpsr |= CPSR_T; + } else { + cpsr &= ~CPSR_T; + } - if (ka->sa_flags & TARGET_SA_RESTORER) { - retcode = ka->sa_restorer; - } else { - unsigned int idx = thumb; + if (ka->sa_flags & TARGET_SA_RESTORER) { + retcode = ka->sa_restorer; + } else { + unsigned int idx = thumb; - if (ka->sa_flags & TARGET_SA_SIGINFO) - idx += 2; + if (ka->sa_flags & TARGET_SA_SIGINFO) { + idx += 2; + } __put_user(retcodes[idx], rc); - retcode = rc_addr + thumb; - } + retcode = rc_addr + thumb; + } - env->regs[0] = usig; - env->regs[13] = frame_addr; - env->regs[14] = retcode; - env->regs[15] = handler & (thumb ? ~1 : ~3); - cpsr_write(env, cpsr, 0xffffffff); + env->regs[0] = usig; + env->regs[13] = frame_addr; + env->regs[14] = retcode; + env->regs[15] = handler & (thumb ? ~1 : ~3); + cpsr_write(env, cpsr, CPSR_IT | CPSR_T, CPSRWriteByInstr); } static abi_ulong *setup_sigframe_v2_vfp(abi_ulong *regspace, CPUARMState *env) @@ -1704,6 +1695,7 @@ static void setup_frame_v1(int usig, struct target_sigaction *ka, abi_ulong frame_addr = get_sigframe(ka, regs, sizeof(*frame)); int i; + trace_user_setup_frame(regs, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) return; @@ -1725,6 +1717,7 @@ static void setup_frame_v2(int usig, struct target_sigaction *ka, struct sigframe_v2 *frame; abi_ulong frame_addr = get_sigframe(ka, regs, sizeof(*frame)); + trace_user_setup_frame(regs, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) return; @@ -1757,6 +1750,7 @@ static void setup_rt_frame_v1(int usig, struct target_sigaction *ka, int i; abi_ulong info_addr, uc_addr; + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) return /* 1 */; @@ -1797,6 +1791,7 @@ static void setup_rt_frame_v2(int usig, struct target_sigaction *ka, abi_ulong frame_addr = get_sigframe(ka, env, sizeof(*frame)); abi_ulong info_addr, uc_addr; + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) return /* 1 */; @@ -1850,7 +1845,7 @@ restore_sigcontext(CPUARMState *env, struct target_sigcontext *sc) __get_user(env->regs[15], &sc->arm_pc); #ifdef TARGET_CONFIG_CPU_32 __get_user(cpsr, &sc->arm_cpsr); - cpsr_write(env, cpsr, CPSR_USER | CPSR_EXEC); + cpsr_write(env, cpsr, CPSR_USER | CPSR_EXEC, CPSRWriteByInstr); #endif err |= !valid_user_regs(env); @@ -1872,6 +1867,7 @@ static long do_sigreturn_v1(CPUARMState *env) * not, then the user is trying to mess with us. */ frame_addr = env->regs[13]; + trace_user_do_sigreturn(env, frame_addr); if (frame_addr & 7) { goto badframe; } @@ -2008,6 +2004,7 @@ static long do_sigreturn_v2(CPUARMState *env) * not, then the user is trying to mess with us. */ frame_addr = env->regs[13]; + trace_user_do_sigreturn(env, frame_addr); if (frame_addr & 7) { goto badframe; } @@ -2048,6 +2045,7 @@ static long do_rt_sigreturn_v1(CPUARMState *env) * not, then the user is trying to mess with us. */ frame_addr = env->regs[13]; + trace_user_do_rt_sigreturn(env, frame_addr); if (frame_addr & 7) { goto badframe; } @@ -2089,6 +2087,7 @@ static long do_rt_sigreturn_v2(CPUARMState *env) * not, then the user is trying to mess with us. */ frame_addr = env->regs[13]; + trace_user_do_rt_sigreturn(env, frame_addr); if (frame_addr & 7) { goto badframe; } @@ -2284,13 +2283,13 @@ static void setup_frame(int sig, struct target_sigaction *ka, sigframe_size = NF_ALIGNEDSZ; sf_addr = get_sigframe(ka, env, sigframe_size); + trace_user_setup_frame(env, sf_addr); sf = lock_user(VERIFY_WRITE, sf_addr, sizeof(struct target_signal_frame), 0); if (!sf) goto sigsegv; - //fprintf(stderr, "sf: %x pc %x fp %x sp %x\n", sf, env->pc, env->regwptr[UREG_FP], env->regwptr[UREG_SP]); #if 0 if (invalid_frame_pointer(sf, sigframe_size)) goto sigill_and_return; @@ -2357,7 +2356,6 @@ sigill_and_return: force_sig(TARGET_SIGILL); #endif sigsegv: - //fprintf(stderr, "force_sig\n"); unlock_user(sf, sf_addr, sizeof(struct target_signal_frame)); force_sig(TARGET_SIGSEGV); } @@ -2379,13 +2377,9 @@ long do_sigreturn(CPUSPARCState *env) int err=0, i; sf_addr = env->regwptr[UREG_FP]; + trace_user_do_sigreturn(env, sf_addr); if (!lock_user_struct(VERIFY_READ, sf, sf_addr, 1)) goto segv_and_exit; -#if 0 - fprintf(stderr, "sigreturn\n"); - fprintf(stderr, "sf: %x pc %x fp %x sp %x\n", sf, env->pc, env->regwptr[UREG_FP], env->regwptr[UREG_SP]); -#endif - //cpu_dump_state(env, stderr, fprintf, 0); /* 1. Make sure we are not getting garbage from the user */ @@ -2444,6 +2438,7 @@ segv_and_exit: long do_rt_sigreturn(CPUSPARCState *env) { + trace_user_do_rt_sigreturn(env, 0); fprintf(stderr, "do_rt_sigreturn: not implemented\n"); return -TARGET_ENOSYS; } @@ -2903,6 +2898,7 @@ static void setup_frame(int sig, struct target_sigaction * ka, int i; frame_addr = get_sigframe(ka, regs, sizeof(*frame)); + trace_user_setup_frame(regs, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -2949,10 +2945,8 @@ long do_sigreturn(CPUMIPSState *regs) target_sigset_t target_set; int i; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "do_sigreturn\n"); -#endif frame_addr = regs->active_tc.gpr[29]; + trace_user_do_sigreturn(regs, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; @@ -2999,6 +2993,7 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -3056,10 +3051,8 @@ long do_rt_sigreturn(CPUMIPSState *env) abi_ulong frame_addr; sigset_t blocked; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "do_rt_sigreturn\n"); -#endif frame_addr = env->active_tc.gpr[29]; + trace_user_do_rt_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; @@ -3214,9 +3207,9 @@ static void setup_frame(int sig, struct target_sigaction *ka, struct target_sigframe *frame; abi_ulong frame_addr; int i; - int err = 0; frame_addr = get_sigframe(ka, regs->gregs[15], sizeof(*frame)); + trace_user_setup_frame(regs, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -3232,15 +3225,14 @@ static void setup_frame(int sig, struct target_sigaction *ka, regs->pr = (unsigned long) ka->sa_restorer; } else { /* Generate return code (system call to sigreturn) */ + abi_ulong retcode_addr = frame_addr + + offsetof(struct target_sigframe, retcode); __put_user(MOVW(2), &frame->retcode[0]); __put_user(TRAP_NOARG, &frame->retcode[1]); __put_user((TARGET_NR_sigreturn), &frame->retcode[2]); - regs->pr = (unsigned long) frame->retcode; + regs->pr = (unsigned long) retcode_addr; } - if (err) - goto give_sigsegv; - /* Set up registers for signal handler */ regs->gregs[15] = frame_addr; regs->gregs[4] = sig; /* Arg for signal handler */ @@ -3263,9 +3255,9 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, struct target_rt_sigframe *frame; abi_ulong frame_addr; int i; - int err = 0; frame_addr = get_sigframe(ka, regs->gregs[15], sizeof(*frame)); + trace_user_setup_rt_frame(regs, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -3292,15 +3284,14 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, regs->pr = (unsigned long) ka->sa_restorer; } else { /* Generate return code (system call to sigreturn) */ + abi_ulong retcode_addr = frame_addr + + offsetof(struct target_rt_sigframe, retcode); __put_user(MOVW(2), &frame->retcode[0]); __put_user(TRAP_NOARG, &frame->retcode[1]); __put_user((TARGET_NR_rt_sigreturn), &frame->retcode[2]); - regs->pr = (unsigned long) frame->retcode; + regs->pr = (unsigned long) retcode_addr; } - if (err) - goto give_sigsegv; - /* Set up registers for signal handler */ regs->gregs[15] = frame_addr; regs->gregs[4] = sig; /* Arg for signal handler */ @@ -3326,10 +3317,8 @@ long do_sigreturn(CPUSH4State *regs) int i; int err = 0; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "do_sigreturn\n"); -#endif frame_addr = regs->gregs[15]; + trace_user_do_sigreturn(regs, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; @@ -3362,10 +3351,8 @@ long do_rt_sigreturn(CPUSH4State *regs) sigset_t blocked; target_ulong r0; -#if defined(DEBUG_SIGNAL) - fprintf(stderr, "do_rt_sigreturn\n"); -#endif frame_addr = regs->gregs[15]; + trace_user_do_rt_sigreturn(regs, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; @@ -3515,6 +3502,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(ka, env, sizeof *frame); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto badframe; @@ -3580,6 +3568,7 @@ long do_sigreturn(CPUMBState *env) int i; frame_addr = env->regs[R_SP]; + trace_user_do_sigreturn(env, frame_addr); /* Make sure the guest isn't playing games. */ if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 1)) goto badframe; @@ -3605,6 +3594,7 @@ long do_sigreturn(CPUMBState *env) long do_rt_sigreturn(CPUMBState *env) { + trace_user_do_rt_sigreturn(env, 0); fprintf(stderr, "Microblaze do_rt_sigreturn: not implemented\n"); return -TARGET_ENOSYS; } @@ -3694,6 +3684,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(env, sizeof *frame); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto badframe; @@ -3747,6 +3738,7 @@ long do_sigreturn(CPUCRISState *env) int i; frame_addr = env->regs[R_SP]; + trace_user_do_sigreturn(env, frame_addr); /* Make sure the guest isn't playing games. */ if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 1)) goto badframe; @@ -3768,6 +3760,7 @@ long do_sigreturn(CPUCRISState *env) long do_rt_sigreturn(CPUCRISState *env) { + trace_user_do_rt_sigreturn(env, 0); fprintf(stderr, "CRIS do_rt_sigreturn: not implemented\n"); return -TARGET_ENOSYS; } @@ -3901,12 +3894,6 @@ static inline abi_ulong get_sigframe(struct target_sigaction *ka, return sp; } -static void setup_frame(int sig, struct target_sigaction *ka, - target_sigset_t *set, CPUOpenRISCState *env) -{ - qemu_log("Not implement.\n"); -} - static void setup_rt_frame(int sig, struct target_sigaction *ka, target_siginfo_t *info, target_sigset_t *set, CPUOpenRISCState *env) @@ -3918,6 +3905,7 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, abi_ulong info_addr, uc_addr; frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { goto give_sigsegv; } @@ -3979,14 +3967,15 @@ give_sigsegv: long do_sigreturn(CPUOpenRISCState *env) { - - qemu_log("do_sigreturn: not implemented\n"); + trace_user_do_sigreturn(env, 0); + fprintf(stderr, "do_sigreturn: not implemented\n"); return -TARGET_ENOSYS; } long do_rt_sigreturn(CPUOpenRISCState *env) { - qemu_log("do_rt_sigreturn: not implemented\n"); + trace_user_do_rt_sigreturn(env, 0); + fprintf(stderr, "do_rt_sigreturn: not implemented\n"); return -TARGET_ENOSYS; } /* TARGET_OPENRISC */ @@ -4109,13 +4098,11 @@ static void setup_frame(int sig, struct target_sigaction *ka, abi_ulong frame_addr; frame_addr = get_sigframe(ka, env, sizeof(*frame)); - qemu_log("%s: frame_addr 0x%llx\n", __FUNCTION__, - (unsigned long long)frame_addr); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { goto give_sigsegv; } - qemu_log("%s: 1\n", __FUNCTION__); __put_user(set->sig[0], &frame->sc.oldmask[0]); save_sigregs(env, &frame->sregs); @@ -4156,7 +4143,6 @@ static void setup_frame(int sig, struct target_sigaction *ka, return; give_sigsegv: - qemu_log("%s: give_sigsegv\n", __FUNCTION__); force_sig(TARGET_SIGSEGV); } @@ -4169,13 +4155,11 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, abi_ulong frame_addr; frame_addr = get_sigframe(ka, env, sizeof *frame); - qemu_log("%s: frame_addr 0x%llx\n", __FUNCTION__, - (unsigned long long)frame_addr); + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { goto give_sigsegv; } - qemu_log("%s: 1\n", __FUNCTION__); tswap_siginfo(&frame->info, info); /* Create the ucontext. */ @@ -4214,7 +4198,6 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, return; give_sigsegv: - qemu_log("%s: give_sigsegv\n", __FUNCTION__); force_sig(TARGET_SIGSEGV); } @@ -4229,9 +4212,8 @@ restore_sigregs(CPUS390XState *env, target_sigregs *sc) } __get_user(env->psw.mask, &sc->regs.psw.mask); - qemu_log("%s: sc->regs.psw.addr 0x%llx env->psw.addr 0x%llx\n", - __FUNCTION__, (unsigned long long)sc->regs.psw.addr, - (unsigned long long)env->psw.addr); + trace_user_s390x_restore_sigregs(env, (unsigned long long)sc->regs.psw.addr, + (unsigned long long)env->psw.addr); __get_user(env->psw.addr, &sc->regs.psw.addr); /* FIXME: 31-bit -> | PSW_ADDR_AMODE */ @@ -4249,11 +4231,10 @@ long do_sigreturn(CPUS390XState *env) { sigframe *frame; abi_ulong frame_addr = env->regs[15]; - qemu_log("%s: frame_addr 0x%llx\n", __FUNCTION__, - (unsigned long long)frame_addr); target_sigset_t target_set; sigset_t set; + trace_user_do_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) { goto badframe; } @@ -4278,10 +4259,9 @@ long do_rt_sigreturn(CPUS390XState *env) { rt_sigframe *frame; abi_ulong frame_addr = env->regs[15]; - qemu_log("%s: frame_addr 0x%llx\n", __FUNCTION__, - (unsigned long long)frame_addr); sigset_t set; + trace_user_do_rt_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) { goto badframe; } @@ -4666,6 +4646,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, #endif frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 1)) goto sigsegv; sc = &frame->sctx; @@ -4730,7 +4711,6 @@ static void setup_frame(int sig, struct target_sigaction *ka, sigsegv: unlock_user_struct(frame, frame_addr, 1); - qemu_log("segfaulting from setup_frame\n"); force_sig(TARGET_SIGSEGV); } @@ -4826,7 +4806,6 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, sigsegv: unlock_user_struct(rt_sf, rt_sf_addr, 1); - qemu_log("segfaulting from setup_rt_frame\n"); force_sig(TARGET_SIGSEGV); } @@ -4864,7 +4843,6 @@ long do_sigreturn(CPUPPCState *env) sigsegv: unlock_user_struct(sr, sr_addr, 1); unlock_user_struct(sc, sc_addr, 1); - qemu_log("segfaulting from do_sigreturn\n"); force_sig(TARGET_SIGSEGV); return 0; } @@ -4920,7 +4898,6 @@ long do_rt_sigreturn(CPUPPCState *env) sigsegv: unlock_user_struct(rt_sf, rt_sf_addr, 1); - qemu_log("segfaulting from do_rt_sigreturn\n"); force_sig(TARGET_SIGSEGV); return 0; } @@ -5044,6 +5021,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(ka, env, sizeof *frame); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -5160,6 +5138,7 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, int i; frame_addr = get_sigframe(ka, env, sizeof *frame); + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; @@ -5227,6 +5206,7 @@ long do_sigreturn(CPUM68KState *env) sigset_t set; int d0, i; + trace_user_do_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; @@ -5261,6 +5241,7 @@ long do_rt_sigreturn(CPUM68KState *env) sigset_t set; int d0; + trace_user_do_rt_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; @@ -5400,6 +5381,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, int err = 0; frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { goto give_sigsegv; } @@ -5444,6 +5426,7 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, int i, err = 0; frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_rt_frame(env, frame_addr); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { goto give_sigsegv; } @@ -5522,6 +5505,7 @@ long do_rt_sigreturn(CPUAlphaState *env) struct target_rt_sigframe *frame; sigset_t set; + trace_user_do_rt_sigreturn(env, frame_addr); if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) { goto badframe; } @@ -5544,6 +5528,165 @@ long do_rt_sigreturn(CPUAlphaState *env) force_sig(TARGET_SIGSEGV); } +#elif defined(TARGET_TILEGX) + +struct target_sigcontext { + union { + /* General-purpose registers. */ + abi_ulong gregs[56]; + struct { + abi_ulong __gregs[53]; + abi_ulong tp; /* Aliases gregs[TREG_TP]. */ + abi_ulong sp; /* Aliases gregs[TREG_SP]. */ + abi_ulong lr; /* Aliases gregs[TREG_LR]. */ + }; + }; + abi_ulong pc; /* Program counter. */ + abi_ulong ics; /* In Interrupt Critical Section? */ + abi_ulong faultnum; /* Fault number. */ + abi_ulong pad[5]; +}; + +struct target_ucontext { + abi_ulong tuc_flags; + abi_ulong tuc_link; + target_stack_t tuc_stack; + struct target_sigcontext tuc_mcontext; + target_sigset_t tuc_sigmask; /* mask last for extensibility */ +}; + +struct target_rt_sigframe { + unsigned char save_area[16]; /* caller save area */ + struct target_siginfo info; + struct target_ucontext uc; +}; + +static void setup_sigcontext(struct target_sigcontext *sc, + CPUArchState *env, int signo) +{ + int i; + + for (i = 0; i < TILEGX_R_COUNT; ++i) { + __put_user(env->regs[i], &sc->gregs[i]); + } + + __put_user(env->pc, &sc->pc); + __put_user(0, &sc->ics); + __put_user(signo, &sc->faultnum); +} + +static void restore_sigcontext(CPUTLGState *env, struct target_sigcontext *sc) +{ + int i; + + for (i = 0; i < TILEGX_R_COUNT; ++i) { + __get_user(env->regs[i], &sc->gregs[i]); + } + + __get_user(env->pc, &sc->pc); +} + +static abi_ulong get_sigframe(struct target_sigaction *ka, CPUArchState *env, + size_t frame_size) +{ + unsigned long sp = env->regs[TILEGX_R_SP]; + + if (on_sig_stack(sp) && !likely(on_sig_stack(sp - frame_size))) { + return -1UL; + } + + if ((ka->sa_flags & SA_ONSTACK) && !sas_ss_flags(sp)) { + sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size; + } + + sp -= frame_size; + sp &= -16UL; + return sp; +} + +static void setup_rt_frame(int sig, struct target_sigaction *ka, + target_siginfo_t *info, + target_sigset_t *set, CPUArchState *env) +{ + abi_ulong frame_addr; + struct target_rt_sigframe *frame; + unsigned long restorer; + + frame_addr = get_sigframe(ka, env, sizeof(*frame)); + trace_user_setup_rt_frame(env, frame_addr); + if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { + goto give_sigsegv; + } + + /* Always write at least the signal number for the stack backtracer. */ + if (ka->sa_flags & TARGET_SA_SIGINFO) { + /* At sigreturn time, restore the callee-save registers too. */ + tswap_siginfo(&frame->info, info); + /* regs->flags |= PT_FLAGS_RESTORE_REGS; FIXME: we can skip it? */ + } else { + __put_user(info->si_signo, &frame->info.si_signo); + } + + /* Create the ucontext. */ + __put_user(0, &frame->uc.tuc_flags); + __put_user(0, &frame->uc.tuc_link); + __put_user(target_sigaltstack_used.ss_sp, &frame->uc.tuc_stack.ss_sp); + __put_user(sas_ss_flags(env->regs[TILEGX_R_SP]), + &frame->uc.tuc_stack.ss_flags); + __put_user(target_sigaltstack_used.ss_size, &frame->uc.tuc_stack.ss_size); + setup_sigcontext(&frame->uc.tuc_mcontext, env, info->si_signo); + + restorer = (unsigned long) do_rt_sigreturn; + if (ka->sa_flags & TARGET_SA_RESTORER) { + restorer = (unsigned long) ka->sa_restorer; + } + env->pc = (unsigned long) ka->_sa_handler; + env->regs[TILEGX_R_SP] = (unsigned long) frame; + env->regs[TILEGX_R_LR] = restorer; + env->regs[0] = (unsigned long) sig; + env->regs[1] = (unsigned long) &frame->info; + env->regs[2] = (unsigned long) &frame->uc; + /* regs->flags |= PT_FLAGS_CALLER_SAVES; FIXME: we can skip it? */ + + unlock_user_struct(frame, frame_addr, 1); + return; + +give_sigsegv: + if (sig == TARGET_SIGSEGV) { + ka->_sa_handler = TARGET_SIG_DFL; + } + force_sig(TARGET_SIGSEGV /* , current */); +} + +long do_rt_sigreturn(CPUTLGState *env) +{ + abi_ulong frame_addr = env->regs[TILEGX_R_SP]; + struct target_rt_sigframe *frame; + sigset_t set; + + trace_user_do_rt_sigreturn(env, frame_addr); + if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) { + goto badframe; + } + target_to_host_sigset(&set, &frame->uc.tuc_sigmask); + do_sigprocmask(SIG_SETMASK, &set, NULL); + + restore_sigcontext(env, &frame->uc.tuc_mcontext); + if (do_sigaltstack(frame_addr + offsetof(struct target_rt_sigframe, + uc.tuc_stack), + 0, env->regs[TILEGX_R_SP]) == -EFAULT) { + goto badframe; + } + + unlock_user_struct(frame, frame_addr, 0); + return env->regs[TILEGX_R_RE]; + + + badframe: + unlock_user_struct(frame, frame_addr, 0); + force_sig(TARGET_SIGSEGV); +} + #else static void setup_frame(int sig, struct target_sigaction *ka, @@ -5600,9 +5743,7 @@ void process_pending_signals(CPUArchState *cpu_env) return; handle_signal: -#ifdef DEBUG_SIGNAL - fprintf(stderr, "qemu: process signal %d\n", sig); -#endif + trace_user_handle_signal(cpu_env, sig); /* dequeue signal */ q = k->first; k->first = q->next; @@ -5663,7 +5804,8 @@ void process_pending_signals(CPUArchState *cpu_env) } #endif /* prepare the stack frame of the virtual CPU */ -#if defined(TARGET_ABI_MIPSN32) || defined(TARGET_ABI_MIPSN64) +#if defined(TARGET_ABI_MIPSN32) || defined(TARGET_ABI_MIPSN64) \ + || defined(TARGET_OPENRISC) || defined(TARGET_TILEGX) /* These targets do not have traditional signals. */ setup_rt_frame(sig, sa, &q->info, &target_old_set, cpu_env); #else diff --git a/qemu/linux-user/sparc/syscall_nr.h b/qemu/linux-user/sparc/syscall_nr.h index 181cd3265..732b1052a 100644 --- a/qemu/linux-user/sparc/syscall_nr.h +++ b/qemu/linux-user/sparc/syscall_nr.h @@ -278,7 +278,7 @@ #define TARGET_NR_epoll_pwait 309 #define TARGET_NR_utimensat 310 #define TARGET_NR_signalfd 311 -#define TARGET_NR_timerfd 312 +#define TARGET_NR_timerfd_create 312 #define TARGET_NR_eventfd 313 #define TARGET_NR_fallocate 314 #define TARGET_NR_timerfd_settime 315 @@ -309,3 +309,17 @@ #define TARGET_NR_kern_features 340 #define TARGET_NR_kcmp 341 #define TARGET_NR_finit_module 342 +#define TARGET_NR_sched_setattr 343 +#define TARGET_NR_sched_getattr 344 +#define TARGET_NR_renameat2 345 +#define TARGET_NR_seccomp 346 +#define TARGET_NR_getrandom 347 +#define TARGET_NR_memfd_create 348 +#define TARGET_NR_bpf 349 +#define TARGET_NR_execveat 350 +#define TARGET_NR_membarrier 351 +#define TARGET_NR_userfaultfd 352 +#define TARGET_NR_bind 353 +#define TARGET_NR_listen 354 +#define TARGET_NR_setsockopt 355 +#define TARGET_NR_mlock2 356 diff --git a/qemu/linux-user/sparc/syscall.h b/qemu/linux-user/sparc/target_syscall.h index 58573b92e..a73fa6dae 100644 --- a/qemu/linux-user/sparc/syscall.h +++ b/qemu/linux-user/sparc/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + struct target_pt_regs { abi_ulong psr; abi_ulong pc; @@ -18,3 +21,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 4096 #define TARGET_MLOCKALL_MCL_CURRENT 0x2000 #define TARGET_MLOCKALL_MCL_FUTURE 0x4000 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/sparc64/syscall_nr.h b/qemu/linux-user/sparc64/syscall_nr.h index 34a984cc8..2b49ead26 100644 --- a/qemu/linux-user/sparc64/syscall_nr.h +++ b/qemu/linux-user/sparc64/syscall_nr.h @@ -341,3 +341,17 @@ #define TARGET_NR_kern_features 340 #define TARGET_NR_kcmp 341 #define TARGET_NR_finit_module 342 +#define TARGET_NR_sched_setattr 343 +#define TARGET_NR_sched_getattr 344 +#define TARGET_NR_renameat2 345 +#define TARGET_NR_seccomp 346 +#define TARGET_NR_getrandom 347 +#define TARGET_NR_memfd_create 348 +#define TARGET_NR_bpf 349 +#define TARGET_NR_execveat 350 +#define TARGET_NR_membarrier 351 +#define TARGET_NR_userfaultfd 352 +#define TARGET_NR_bind 353 +#define TARGET_NR_listen 354 +#define TARGET_NR_setsockopt 355 +#define TARGET_NR_mlock2 356 diff --git a/qemu/linux-user/sparc64/syscall.h b/qemu/linux-user/sparc64/target_syscall.h index 8398d3f46..eb827fcac 100644 --- a/qemu/linux-user/sparc64/syscall.h +++ b/qemu/linux-user/sparc64/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + struct target_pt_regs { abi_ulong u_regs[16]; abi_ulong tstate; @@ -19,3 +22,5 @@ struct target_pt_regs { #define TARGET_MINSIGSTKSZ 4096 #define TARGET_MLOCKALL_MCL_CURRENT 0x2000 #define TARGET_MLOCKALL_MCL_FUTURE 0x4000 + +#endif /* TARGET_SYSCALL_H */ diff --git a/qemu/linux-user/strace.c b/qemu/linux-user/strace.c index ea6c1d24e..0810c85fb 100644 --- a/qemu/linux-user/strace.c +++ b/qemu/linux-user/strace.c @@ -1,13 +1,11 @@ -#include <stdio.h> +#include "qemu/osdep.h" #include <sys/ipc.h> #include <sys/msg.h> #include <sys/sem.h> #include <sys/shm.h> #include <sys/select.h> -#include <sys/types.h> #include <sys/mount.h> #include <sys/mman.h> -#include <unistd.h> #include <sched.h> #include "qemu.h" diff --git a/qemu/linux-user/syscall.c b/qemu/linux-user/syscall.c index f62c69894..032d33886 100644 --- a/qemu/linux-user/syscall.c +++ b/qemu/linux-user/syscall.c @@ -17,24 +17,15 @@ * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #define _ATFILE_SOURCE -#include <stdlib.h> -#include <stdio.h> -#include <stdarg.h> -#include <string.h> +#include "qemu/osdep.h" +#include "qemu/cutils.h" +#include "qemu/path.h" #include <elf.h> #include <endian.h> -#include <errno.h> -#include <unistd.h> -#include <fcntl.h> -#include <time.h> -#include <limits.h> #include <grp.h> -#include <sys/types.h> #include <sys/ipc.h> #include <sys/msg.h> #include <sys/wait.h> -#include <sys/time.h> -#include <sys/stat.h> #include <sys/mount.h> #include <sys/file.h> #include <sys/fsuid.h> @@ -44,7 +35,6 @@ #include <sys/mman.h> #include <sys/swap.h> #include <linux/capability.h> -#include <signal.h> #include <sched.h> #ifdef __ia64__ int __clone2(int (*fn)(void *), void *child_stack_base, @@ -60,6 +50,7 @@ int __clone2(int (*fn)(void *), void *child_stack_base, #include <sys/statfs.h> #include <utime.h> #include <sys/sysinfo.h> +#include <sys/signalfd.h> //#include <sys/user.h> #include <netinet/ip.h> #include <netinet/tcp.h> @@ -213,7 +204,7 @@ static int gettid(void) { return -ENOSYS; } #endif -#ifdef __NR_getdents +#if defined(TARGET_NR_getdents) && defined(__NR_getdents) _syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count); #endif #if !defined(__NR_getdents) || \ @@ -260,6 +251,9 @@ _syscall2(int, ioprio_get, int, which, int, who) #if defined(TARGET_NR_ioprio_set) && defined(__NR_ioprio_set) _syscall3(int, ioprio_set, int, which, int, who, int, ioprio) #endif +#if defined(TARGET_NR_getrandom) && defined(__NR_getrandom) +_syscall3(int, getrandom, void *, buf, size_t, buflen, unsigned int, flags) +#endif static bitmask_transtbl fcntl_flags_tbl[] = { { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, @@ -294,6 +288,64 @@ static bitmask_transtbl fcntl_flags_tbl[] = { { 0, 0, 0, 0 } }; +typedef abi_long (*TargetFdDataFunc)(void *, size_t); +typedef abi_long (*TargetFdAddrFunc)(void *, abi_ulong, socklen_t); +typedef struct TargetFdTrans { + TargetFdDataFunc host_to_target_data; + TargetFdDataFunc target_to_host_data; + TargetFdAddrFunc target_to_host_addr; +} TargetFdTrans; + +static TargetFdTrans **target_fd_trans; + +static unsigned int target_fd_max; + +static TargetFdDataFunc fd_trans_host_to_target_data(int fd) +{ + if (fd >= 0 && fd < target_fd_max && target_fd_trans[fd]) { + return target_fd_trans[fd]->host_to_target_data; + } + return NULL; +} + +static TargetFdAddrFunc fd_trans_target_to_host_addr(int fd) +{ + if (fd >= 0 && fd < target_fd_max && target_fd_trans[fd]) { + return target_fd_trans[fd]->target_to_host_addr; + } + return NULL; +} + +static void fd_trans_register(int fd, TargetFdTrans *trans) +{ + unsigned int oldmax; + + if (fd >= target_fd_max) { + oldmax = target_fd_max; + target_fd_max = ((fd >> 6) + 1) << 6; /* by slice of 64 entries */ + target_fd_trans = g_renew(TargetFdTrans *, + target_fd_trans, target_fd_max); + memset((void *)(target_fd_trans + oldmax), 0, + (target_fd_max - oldmax) * sizeof(TargetFdTrans *)); + } + target_fd_trans[fd] = trans; +} + +static void fd_trans_unregister(int fd) +{ + if (fd >= 0 && fd < target_fd_max) { + target_fd_trans[fd] = NULL; + } +} + +static void fd_trans_dup(int oldfd, int newfd) +{ + fd_trans_unregister(newfd); + if (oldfd < target_fd_max && target_fd_trans[oldfd]) { + fd_trans_register(newfd, target_fd_trans[oldfd]); + } +} + static int sys_getcwd1(char *buf, size_t size) { if (getcwd(buf, size) == NULL) { @@ -457,6 +509,7 @@ static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { * minus the errnos that are not actually generic to all archs. */ static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { + [EAGAIN] = TARGET_EAGAIN, [EIDRM] = TARGET_EIDRM, [ECHRNG] = TARGET_ECHRNG, [EL2NSYNC] = TARGET_EL2NSYNC, @@ -1112,7 +1165,7 @@ static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn, return 0; } -static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, +static inline abi_long target_to_host_sockaddr(int fd, struct sockaddr *addr, abi_ulong target_addr, socklen_t len) { @@ -1120,6 +1173,10 @@ static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, sa_family_t sa_family; struct target_sockaddr *target_saddr; + if (fd_trans_target_to_host_addr(fd)) { + return fd_trans_target_to_host_addr(fd)(addr, target_addr, len); + } + target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); if (!target_saddr) return -TARGET_EFAULT; @@ -1181,7 +1238,7 @@ static inline abi_long target_to_host_cmsg(struct msghdr *msgh, struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); abi_long msg_controllen; abi_ulong target_cmsg_addr; - struct target_cmsghdr *target_cmsg; + struct target_cmsghdr *target_cmsg, *target_cmsg_start; socklen_t space = 0; msg_controllen = tswapal(target_msgh->msg_controllen); @@ -1189,6 +1246,7 @@ static inline abi_long target_to_host_cmsg(struct msghdr *msgh, goto the_end; target_cmsg_addr = tswapal(target_msgh->msg_control); target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); + target_cmsg_start = target_cmsg; if (!target_cmsg) return -TARGET_EFAULT; @@ -1247,7 +1305,8 @@ static inline abi_long target_to_host_cmsg(struct msghdr *msgh, } cmsg = CMSG_NXTHDR(msgh, cmsg); - target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); + target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg, + target_cmsg_start); } unlock_user(target_cmsg, target_cmsg_addr, 0); the_end: @@ -1261,7 +1320,7 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); abi_long msg_controllen; abi_ulong target_cmsg_addr; - struct target_cmsghdr *target_cmsg; + struct target_cmsghdr *target_cmsg, *target_cmsg_start; socklen_t space = 0; msg_controllen = tswapal(target_msgh->msg_controllen); @@ -1269,6 +1328,7 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, goto the_end; target_cmsg_addr = tswapal(target_msgh->msg_control); target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); + target_cmsg_start = target_cmsg; if (!target_cmsg) return -TARGET_EFAULT; @@ -1382,14 +1442,15 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, } target_cmsg->cmsg_len = tswapal(tgt_len); - tgt_space = TARGET_CMSG_SPACE(tgt_len); + tgt_space = TARGET_CMSG_SPACE(len); if (msg_controllen < tgt_space) { tgt_space = msg_controllen; } msg_controllen -= tgt_space; space += tgt_space; cmsg = CMSG_NXTHDR(msgh, cmsg); - target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); + target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg, + target_cmsg_start); } unlock_user(target_cmsg, target_cmsg_addr, space); the_end: @@ -1554,7 +1615,7 @@ set_timeout: } fprog.len = tswap16(tfprog->len); - filter = malloc(fprog.len * sizeof(*filter)); + filter = g_try_new(struct sock_filter, fprog.len); if (filter == NULL) { unlock_user_struct(tfilter, tfprog->filter, 1); unlock_user_struct(tfprog, optval_addr, 1); @@ -1570,7 +1631,7 @@ set_timeout: ret = get_errno(setsockopt(sockfd, SOL_SOCKET, SO_ATTACH_FILTER, &fprog, sizeof(fprog))); - free(filter); + g_free(filter); unlock_user_struct(tfilter, tfprog->filter, 1); unlock_user_struct(tfprog, optval_addr, 1); @@ -1591,7 +1652,8 @@ set_timeout: addr_ifname = alloca(IFNAMSIZ); memcpy(addr_ifname, dev_ifname, optlen); addr_ifname[optlen] = 0; - ret = get_errno(setsockopt(sockfd, level, optname, addr_ifname, optlen)); + ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, + addr_ifname, optlen)); unlock_user (dev_ifname, optval_addr, 0); return ret; } @@ -1881,7 +1943,7 @@ static struct iovec *lock_iovec(int type, abi_ulong target_addr, return NULL; } - vec = calloc(count, sizeof(struct iovec)); + vec = g_try_new0(struct iovec, count); if (vec == NULL) { errno = ENOMEM; return NULL; @@ -1945,7 +2007,7 @@ static struct iovec *lock_iovec(int type, abi_ulong target_addr, } unlock_user(target_vec, target_addr, 0); fail2: - free(vec); + g_free(vec); errno = err; return NULL; } @@ -1970,7 +2032,7 @@ static void unlock_iovec(struct iovec *vec, abi_ulong target_addr, unlock_user(target_vec, target_addr, 0); } - free(vec); + g_free(vec); } static inline int target_to_host_sock_type(int *type) @@ -2022,6 +2084,30 @@ static int sock_flags_fixup(int fd, int target_type) return fd; } +static abi_long packet_target_to_host_sockaddr(void *host_addr, + abi_ulong target_addr, + socklen_t len) +{ + struct sockaddr *addr = host_addr; + struct target_sockaddr *target_saddr; + + target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); + if (!target_saddr) { + return -TARGET_EFAULT; + } + + memcpy(addr, target_saddr, len); + addr->sa_family = tswap16(target_saddr->sa_family); + /* spkt_protocol is big-endian */ + + unlock_user(target_saddr, target_addr, 0); + return 0; +} + +static TargetFdTrans target_packet_trans = { + .target_to_host_addr = packet_target_to_host_sockaddr, +}; + /* do_socket() Must return target values and target errnos. */ static abi_long do_socket(int domain, int type, int protocol) { @@ -2035,9 +2121,21 @@ static abi_long do_socket(int domain, int type, int protocol) if (domain == PF_NETLINK) return -TARGET_EAFNOSUPPORT; + + if (domain == AF_PACKET || + (domain == AF_INET && type == SOCK_PACKET)) { + protocol = tswap16(protocol); + } + ret = get_errno(socket(domain, type, protocol)); if (ret >= 0) { ret = sock_flags_fixup(ret, target_type); + if (type == SOCK_PACKET) { + /* Manage an obsolete case : + * if socket type is SOCK_PACKET, bind by name + */ + fd_trans_register(ret, &target_packet_trans); + } } return ret; } @@ -2055,7 +2153,7 @@ static abi_long do_bind(int sockfd, abi_ulong target_addr, addr = alloca(addrlen+1); - ret = target_to_host_sockaddr(addr, target_addr, addrlen); + ret = target_to_host_sockaddr(sockfd, addr, target_addr, addrlen); if (ret) return ret; @@ -2075,7 +2173,7 @@ static abi_long do_connect(int sockfd, abi_ulong target_addr, addr = alloca(addrlen+1); - ret = target_to_host_sockaddr(addr, target_addr, addrlen); + ret = target_to_host_sockaddr(sockfd, addr, target_addr, addrlen); if (ret) return ret; @@ -2095,8 +2193,9 @@ static abi_long do_sendrecvmsg_locked(int fd, struct target_msghdr *msgp, if (msgp->msg_name) { msg.msg_namelen = tswap32(msgp->msg_namelen); msg.msg_name = alloca(msg.msg_namelen+1); - ret = target_to_host_sockaddr(msg.msg_name, tswapal(msgp->msg_name), - msg.msg_namelen); + ret = target_to_host_sockaddr(fd, msg.msg_name, + tswapal(msgp->msg_name), + msg.msg_namelen); if (ret) { goto out2; } @@ -2166,7 +2265,6 @@ static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, return ret; } -#ifdef TARGET_NR_sendmmsg /* We don't rely on the C library to have sendmmsg/recvmmsg support, * so it might not have this *mmsg-specific flag either. */ @@ -2213,7 +2311,6 @@ static abi_long do_sendrecvmmsg(int fd, abi_ulong target_msgvec, } return ret; } -#endif /* If we don't have a system accept4() then just call accept. * The callsites to do_accept4() will ensure that they don't @@ -2358,7 +2455,7 @@ static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, return -TARGET_EFAULT; if (target_addr) { addr = alloca(addrlen+1); - ret = target_to_host_sockaddr(addr, target_addr, addrlen); + ret = target_to_host_sockaddr(fd, addr, target_addr, addrlen); if (ret) { unlock_user(host_msg, msg, 0); return ret; @@ -2436,6 +2533,8 @@ static abi_long do_socketcall(int num, abi_ulong vptr) [SOCKOP_shutdown] = 2, /* sockfd, how */ [SOCKOP_sendmsg] = 3, /* sockfd, msg, flags */ [SOCKOP_recvmsg] = 3, /* sockfd, msg, flags */ + [SOCKOP_sendmmsg] = 4, /* sockfd, msgvec, vlen, flags */ + [SOCKOP_recvmmsg] = 4, /* sockfd, msgvec, vlen, flags */ [SOCKOP_setsockopt] = 5, /* sockfd, level, optname, optval, optlen */ [SOCKOP_getsockopt] = 5, /* sockfd, level, optname, optval, optlen */ }; @@ -2486,6 +2585,10 @@ static abi_long do_socketcall(int num, abi_ulong vptr) return do_sendrecvmsg(a[0], a[1], a[2], 1); case SOCKOP_recvmsg: /* sockfd, msg, flags */ return do_sendrecvmsg(a[0], a[1], a[2], 0); + case SOCKOP_sendmmsg: /* sockfd, msgvec, vlen, flags */ + return do_sendrecvmmsg(a[0], a[1], a[2], a[3], 1); + case SOCKOP_recvmmsg: /* sockfd, msgvec, vlen, flags */ + return do_sendrecvmmsg(a[0], a[1], a[2], a[3], 0); case SOCKOP_setsockopt: /* sockfd, level, optname, optval, optlen */ return do_setsockopt(a[0], a[1], a[2], a[3], a[4]); case SOCKOP_getsockopt: /* sockfd, level, optname, optval, optlen */ @@ -2500,8 +2603,9 @@ static abi_long do_socketcall(int num, abi_ulong vptr) #define N_SHM_REGIONS 32 static struct shm_region { - abi_ulong start; - abi_ulong size; + abi_ulong start; + abi_ulong size; + bool in_use; } shm_regions[N_SHM_REGIONS]; struct target_semid_ds @@ -2672,14 +2776,14 @@ static inline abi_long target_to_host_semarray(int semid, unsigned short **host_ nsems = semid_ds.sem_nsems; - *host_array = malloc(nsems*sizeof(unsigned short)); + *host_array = g_try_new(unsigned short, nsems); if (!*host_array) { return -TARGET_ENOMEM; } array = lock_user(VERIFY_READ, target_addr, nsems*sizeof(unsigned short), 1); if (!array) { - free(*host_array); + g_free(*host_array); return -TARGET_EFAULT; } @@ -2716,15 +2820,16 @@ static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, for(i=0; i<nsems; i++) { __put_user((*host_array)[i], &array[i]); } - free(*host_array); + g_free(*host_array); unlock_user(array, target_addr, 1); return 0; } static inline abi_long do_semctl(int semid, int semnum, int cmd, - union target_semun target_su) + abi_ulong target_arg) { + union target_semun target_su = { .buf = target_arg }; union semun arg; struct semid_ds dsarg; unsigned short *array = NULL; @@ -2975,7 +3080,7 @@ static inline abi_long do_msgsnd(int msqid, abi_long msgp, if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) return -TARGET_EFAULT; - host_mb = malloc(msgsz+sizeof(long)); + host_mb = g_try_malloc(msgsz + sizeof(long)); if (!host_mb) { unlock_user_struct(target_mb, msgp, 0); return -TARGET_ENOMEM; @@ -2983,7 +3088,7 @@ static inline abi_long do_msgsnd(int msqid, abi_long msgp, host_mb->mtype = (abi_long) tswapal(target_mb->mtype); memcpy(host_mb->mtext, target_mb->mtext, msgsz); ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); - free(host_mb); + g_free(host_mb); unlock_user_struct(target_mb, msgp, 0); return ret; @@ -3192,7 +3297,8 @@ static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); for (i = 0; i < N_SHM_REGIONS; i++) { - if (shm_regions[i].start == 0) { + if (!shm_regions[i].in_use) { + shm_regions[i].in_use = true; shm_regions[i].start = raddr; shm_regions[i].size = shm_info.shm_segsz; break; @@ -3209,8 +3315,8 @@ static inline abi_long do_shmdt(abi_ulong shmaddr) int i; for (i = 0; i < N_SHM_REGIONS; ++i) { - if (shm_regions[i].start == shmaddr) { - shm_regions[i].start = 0; + if (shm_regions[i].in_use && shm_regions[i].start == shmaddr) { + shm_regions[i].in_use = false; page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0); break; } @@ -3246,8 +3352,7 @@ static abi_long do_ipc(unsigned int call, abi_long first, * ptr argument. */ abi_ulong atptr; get_user_ual(atptr, ptr); - ret = do_semctl(first, second, third, - (union target_semun) atptr); + ret = do_semctl(first, second, third, atptr); break; } @@ -3411,7 +3516,7 @@ static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, /* We can't fit all the extents into the fixed size buffer. * Allocate one that is large enough and use it instead. */ - fm = malloc(outbufsz); + fm = g_try_malloc(outbufsz); if (!fm) { return -TARGET_ENOMEM; } @@ -3446,7 +3551,7 @@ static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, } } if (free_fm) { - free(fm); + g_free(fm); } return ret; } @@ -3939,7 +4044,6 @@ static abi_long do_ioctl(int fd, int cmd, abi_long arg) break; case TYPE_PTRVOID: case TYPE_INT: - /* int argment */ ret = get_errno(ioctl(fd, ie->host_cmd, arg)); break; case TYPE_PTR: @@ -4513,6 +4617,7 @@ static void *clone_func(void *arg) CPUState *cpu; TaskState *ts; + rcu_register_thread(); env = info->env; cpu = ENV_GET_CPU(env); thread_cpu = cpu; @@ -4561,7 +4666,7 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp, new_thread_info info; pthread_attr_t attr; - ts = g_malloc0(sizeof(TaskState)); + ts = g_new0(TaskState, 1); init_task_state(ts); /* we create a new CPU instance. */ new_env = cpu_copy(env); @@ -4622,8 +4727,9 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp, pthread_mutex_unlock(&clone_lock); } else { /* if no CLONE_VM, we consider it is a fork */ - if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) - return -EINVAL; + if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) { + return -TARGET_EINVAL; + } fork_start(); ret = fork(); if (ret == 0) { @@ -5130,7 +5236,6 @@ static inline int target_to_host_mlockall_arg(int arg) } #endif -#if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) static inline abi_long host_to_target_stat64(void *cpu_env, abi_ulong target_addr, struct stat *host_st) @@ -5193,7 +5298,6 @@ static inline abi_long host_to_target_stat64(void *cpu_env, return 0; } -#endif /* ??? Using host futex calls even when target atomic operations are not really atomic probably breaks things. However implementing @@ -5246,6 +5350,179 @@ static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, return -TARGET_ENOSYS; } } +#if defined(TARGET_NR_name_to_handle_at) && defined(CONFIG_OPEN_BY_HANDLE) +static abi_long do_name_to_handle_at(abi_long dirfd, abi_long pathname, + abi_long handle, abi_long mount_id, + abi_long flags) +{ + struct file_handle *target_fh; + struct file_handle *fh; + int mid = 0; + abi_long ret; + char *name; + unsigned int size, total_size; + + if (get_user_s32(size, handle)) { + return -TARGET_EFAULT; + } + + name = lock_user_string(pathname); + if (!name) { + return -TARGET_EFAULT; + } + + total_size = sizeof(struct file_handle) + size; + target_fh = lock_user(VERIFY_WRITE, handle, total_size, 0); + if (!target_fh) { + unlock_user(name, pathname, 0); + return -TARGET_EFAULT; + } + + fh = g_malloc0(total_size); + fh->handle_bytes = size; + + ret = get_errno(name_to_handle_at(dirfd, path(name), fh, &mid, flags)); + unlock_user(name, pathname, 0); + + /* man name_to_handle_at(2): + * Other than the use of the handle_bytes field, the caller should treat + * the file_handle structure as an opaque data type + */ + + memcpy(target_fh, fh, total_size); + target_fh->handle_bytes = tswap32(fh->handle_bytes); + target_fh->handle_type = tswap32(fh->handle_type); + g_free(fh); + unlock_user(target_fh, handle, total_size); + + if (put_user_s32(mid, mount_id)) { + return -TARGET_EFAULT; + } + + return ret; + +} +#endif + +#if defined(TARGET_NR_open_by_handle_at) && defined(CONFIG_OPEN_BY_HANDLE) +static abi_long do_open_by_handle_at(abi_long mount_fd, abi_long handle, + abi_long flags) +{ + struct file_handle *target_fh; + struct file_handle *fh; + unsigned int size, total_size; + abi_long ret; + + if (get_user_s32(size, handle)) { + return -TARGET_EFAULT; + } + + total_size = sizeof(struct file_handle) + size; + target_fh = lock_user(VERIFY_READ, handle, total_size, 1); + if (!target_fh) { + return -TARGET_EFAULT; + } + + fh = g_memdup(target_fh, total_size); + fh->handle_bytes = size; + fh->handle_type = tswap32(target_fh->handle_type); + + ret = get_errno(open_by_handle_at(mount_fd, fh, + target_to_host_bitmask(flags, fcntl_flags_tbl))); + + g_free(fh); + + unlock_user(target_fh, handle, total_size); + + return ret; +} +#endif + +#if defined(TARGET_NR_signalfd) || defined(TARGET_NR_signalfd4) + +/* signalfd siginfo conversion */ + +static void +host_to_target_signalfd_siginfo(struct signalfd_siginfo *tinfo, + const struct signalfd_siginfo *info) +{ + int sig = host_to_target_signal(info->ssi_signo); + + /* linux/signalfd.h defines a ssi_addr_lsb + * not defined in sys/signalfd.h but used by some kernels + */ + +#ifdef BUS_MCEERR_AO + if (tinfo->ssi_signo == SIGBUS && + (tinfo->ssi_code == BUS_MCEERR_AR || + tinfo->ssi_code == BUS_MCEERR_AO)) { + uint16_t *ssi_addr_lsb = (uint16_t *)(&info->ssi_addr + 1); + uint16_t *tssi_addr_lsb = (uint16_t *)(&tinfo->ssi_addr + 1); + *tssi_addr_lsb = tswap16(*ssi_addr_lsb); + } +#endif + + tinfo->ssi_signo = tswap32(sig); + tinfo->ssi_errno = tswap32(tinfo->ssi_errno); + tinfo->ssi_code = tswap32(info->ssi_code); + tinfo->ssi_pid = tswap32(info->ssi_pid); + tinfo->ssi_uid = tswap32(info->ssi_uid); + tinfo->ssi_fd = tswap32(info->ssi_fd); + tinfo->ssi_tid = tswap32(info->ssi_tid); + tinfo->ssi_band = tswap32(info->ssi_band); + tinfo->ssi_overrun = tswap32(info->ssi_overrun); + tinfo->ssi_trapno = tswap32(info->ssi_trapno); + tinfo->ssi_status = tswap32(info->ssi_status); + tinfo->ssi_int = tswap32(info->ssi_int); + tinfo->ssi_ptr = tswap64(info->ssi_ptr); + tinfo->ssi_utime = tswap64(info->ssi_utime); + tinfo->ssi_stime = tswap64(info->ssi_stime); + tinfo->ssi_addr = tswap64(info->ssi_addr); +} + +static abi_long host_to_target_data_signalfd(void *buf, size_t len) +{ + int i; + + for (i = 0; i < len; i += sizeof(struct signalfd_siginfo)) { + host_to_target_signalfd_siginfo(buf + i, buf + i); + } + + return len; +} + +static TargetFdTrans target_signalfd_trans = { + .host_to_target_data = host_to_target_data_signalfd, +}; + +static abi_long do_signalfd4(int fd, abi_long mask, int flags) +{ + int host_flags; + target_sigset_t *target_mask; + sigset_t host_mask; + abi_long ret; + + if (flags & ~(TARGET_O_NONBLOCK | TARGET_O_CLOEXEC)) { + return -TARGET_EINVAL; + } + if (!lock_user_struct(VERIFY_READ, target_mask, mask, 1)) { + return -TARGET_EFAULT; + } + + target_to_host_sigset(&host_mask, target_mask); + + host_flags = target_to_host_bitmask(flags, fcntl_flags_tbl); + + ret = get_errno(signalfd(fd, &host_mask, host_flags)); + if (ret >= 0) { + fd_trans_register(ret, &target_signalfd_trans); + } + + unlock_user_struct(target_mask, mask, 0); + + return ret; +} +#endif /* Map host to target signal numbers for the wait family of syscalls. Assume all other status bits are the same. */ @@ -5614,6 +5891,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, thread_cpu = NULL; object_unref(OBJECT(cpu)); g_free(ts); + rcu_unregister_thread(); pthread_exit(NULL); } #ifdef TARGET_GPROF @@ -5630,6 +5908,10 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) goto efault; ret = get_errno(read(arg1, p, arg3)); + if (ret >= 0 && + fd_trans_host_to_target_data(arg1)) { + ret = fd_trans_host_to_target_data(arg1)(p, ret); + } unlock_user(p, arg2, ret); } break; @@ -5639,31 +5921,49 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = get_errno(write(arg1, p, arg3)); unlock_user(p, arg2, 0); break; +#ifdef TARGET_NR_open case TARGET_NR_open: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(do_openat(cpu_env, AT_FDCWD, p, target_to_host_bitmask(arg2, fcntl_flags_tbl), arg3)); + fd_trans_unregister(ret); unlock_user(p, arg1, 0); break; +#endif case TARGET_NR_openat: if (!(p = lock_user_string(arg2))) goto efault; ret = get_errno(do_openat(cpu_env, arg1, p, target_to_host_bitmask(arg3, fcntl_flags_tbl), arg4)); + fd_trans_unregister(ret); unlock_user(p, arg2, 0); break; +#if defined(TARGET_NR_name_to_handle_at) && defined(CONFIG_OPEN_BY_HANDLE) + case TARGET_NR_name_to_handle_at: + ret = do_name_to_handle_at(arg1, arg2, arg3, arg4, arg5); + break; +#endif +#if defined(TARGET_NR_open_by_handle_at) && defined(CONFIG_OPEN_BY_HANDLE) + case TARGET_NR_open_by_handle_at: + ret = do_open_by_handle_at(arg1, arg2, arg3); + fd_trans_unregister(ret); + break; +#endif case TARGET_NR_close: + fd_trans_unregister(arg1); ret = get_errno(close(arg1)); break; case TARGET_NR_brk: ret = do_brk(arg1); break; +#ifdef TARGET_NR_fork case TARGET_NR_fork: ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); break; +#endif #ifdef TARGET_NR_waitpid case TARGET_NR_waitpid: { @@ -5695,9 +5995,11 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(creat(p, arg2)); + fd_trans_unregister(ret); unlock_user(p, arg1, 0); break; #endif +#ifdef TARGET_NR_link case TARGET_NR_link: { void * p2; @@ -5711,6 +6013,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg1, 0); } break; +#endif #if defined(TARGET_NR_linkat) case TARGET_NR_linkat: { @@ -5728,12 +6031,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_unlink case TARGET_NR_unlink: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(unlink(p)); unlock_user(p, arg1, 0); break; +#endif #if defined(TARGET_NR_unlinkat) case TARGET_NR_unlinkat: if (!(p = lock_user_string(arg2))) @@ -5799,12 +6104,6 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } *q = NULL; - /* This case will not be caught by the host's execve() if its - page size is bigger than the target's. */ - if (total_size > MAX_ARG_PAGES * TARGET_PAGE_SIZE) { - ret = -TARGET_E2BIG; - goto execve_end; - } if (!(p = lock_user_string(arg1))) goto execve_efault; ret = get_errno(execve(p, argp, envp)); @@ -5850,12 +6149,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_mknod case TARGET_NR_mknod: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(mknod(p, arg2, arg3)); unlock_user(p, arg1, 0); break; +#endif #if defined(TARGET_NR_mknodat) case TARGET_NR_mknodat: if (!(p = lock_user_string(arg2))) @@ -5864,12 +6165,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg2, 0); break; #endif +#ifdef TARGET_NR_chmod case TARGET_NR_chmod: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(chmod(p, arg2)); unlock_user(p, arg1, 0); break; +#endif #ifdef TARGET_NR_break case TARGET_NR_break: goto unimplemented; @@ -6004,6 +6307,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_utimes case TARGET_NR_utimes: { struct timeval *tvp, tv[2]; @@ -6022,6 +6326,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg1, 0); } break; +#endif #if defined(TARGET_NR_futimesat) case TARGET_NR_futimesat: { @@ -6050,12 +6355,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_gtty: goto unimplemented; #endif +#ifdef TARGET_NR_access case TARGET_NR_access: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(access(path(p), arg2)); unlock_user(p, arg1, 0); break; +#endif #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) case TARGET_NR_faccessat: if (!(p = lock_user_string(arg2))) @@ -6080,6 +6387,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_kill: ret = get_errno(kill(arg1, target_to_host_signal(arg2))); break; +#ifdef TARGET_NR_rename case TARGET_NR_rename: { void *p2; @@ -6093,6 +6401,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg1, 0); } break; +#endif #if defined(TARGET_NR_renameat) case TARGET_NR_renameat: { @@ -6108,12 +6417,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_mkdir case TARGET_NR_mkdir: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(mkdir(p, arg2)); unlock_user(p, arg1, 0); break; +#endif #if defined(TARGET_NR_mkdirat) case TARGET_NR_mkdirat: if (!(p = lock_user_string(arg2))) @@ -6122,18 +6433,25 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg2, 0); break; #endif +#ifdef TARGET_NR_rmdir case TARGET_NR_rmdir: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(rmdir(p)); unlock_user(p, arg1, 0); break; +#endif case TARGET_NR_dup: ret = get_errno(dup(arg1)); + if (ret >= 0) { + fd_trans_dup(arg1, ret); + } break; +#ifdef TARGET_NR_pipe case TARGET_NR_pipe: ret = do_pipe(cpu_env, arg1, 0, 0); break; +#endif #ifdef TARGET_NR_pipe2 case TARGET_NR_pipe2: ret = do_pipe(cpu_env, arg1, @@ -6218,14 +6536,24 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = get_errno(chroot(p)); unlock_user(p, arg1, 0); break; +#ifdef TARGET_NR_ustat case TARGET_NR_ustat: goto unimplemented; +#endif +#ifdef TARGET_NR_dup2 case TARGET_NR_dup2: ret = get_errno(dup2(arg1, arg2)); + if (ret >= 0) { + fd_trans_dup(arg1, arg2); + } break; +#endif #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3) case TARGET_NR_dup3: ret = get_errno(dup3(arg1, arg2, arg3)); + if (ret >= 0) { + fd_trans_dup(arg1, arg2); + } break; #endif #ifdef TARGET_NR_getppid /* not on alpha */ @@ -6233,9 +6561,11 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = get_errno(getppid()); break; #endif +#ifdef TARGET_NR_getpgrp case TARGET_NR_getpgrp: ret = get_errno(getpgrp()); break; +#endif case TARGET_NR_setsid: ret = get_errno(setsid()); break; @@ -6811,6 +7141,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_symlink case TARGET_NR_symlink: { void *p2; @@ -6824,6 +7155,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg1, 0); } break; +#endif #if defined(TARGET_NR_symlinkat) case TARGET_NR_symlinkat: { @@ -6843,6 +7175,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_oldlstat: goto unimplemented; #endif +#ifdef TARGET_NR_readlink case TARGET_NR_readlink: { void *p2; @@ -6873,6 +7206,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, unlock_user(p, arg1, 0); } break; +#endif #if defined(TARGET_NR_readlinkat) case TARGET_NR_readlinkat: { @@ -7212,9 +7546,20 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = get_errno(shutdown(arg1, arg2)); break; #endif +#if defined(TARGET_NR_getrandom) && defined(__NR_getrandom) + case TARGET_NR_getrandom: + p = lock_user(VERIFY_WRITE, arg1, arg2, 0); + if (!p) { + goto efault; + } + ret = get_errno(getrandom(p, arg2, arg3)); + unlock_user(p, arg1, ret); + break; +#endif #ifdef TARGET_NR_socket case TARGET_NR_socket: ret = do_socket(arg1, arg2, arg3); + fd_trans_unregister(ret); break; #endif #ifdef TARGET_NR_socketpair @@ -7272,22 +7617,28 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } } break; +#ifdef TARGET_NR_stat case TARGET_NR_stat: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(stat(path(p), &st)); unlock_user(p, arg1, 0); goto do_stat; +#endif +#ifdef TARGET_NR_lstat case TARGET_NR_lstat: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(lstat(path(p), &st)); unlock_user(p, arg1, 0); goto do_stat; +#endif case TARGET_NR_fstat: { ret = get_errno(fstat(arg1, &st)); +#if defined(TARGET_NR_stat) || defined(TARGET_NR_lstat) do_stat: +#endif if (!is_error(ret)) { struct target_stat *target_st; @@ -7411,7 +7762,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, #endif #ifdef TARGET_NR_semctl case TARGET_NR_semctl: - ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); + ret = do_semctl(arg1, arg2, arg3, arg4); break; #endif #ifdef TARGET_NR_msgctl @@ -7575,6 +7926,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_getdents case TARGET_NR_getdents: #ifdef __NR_getdents #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 @@ -7583,8 +7935,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, struct linux_dirent *dirp; abi_long count = arg3; - dirp = malloc(count); - if (!dirp) { + dirp = g_try_malloc(count); + if (!dirp) { ret = -TARGET_ENOMEM; goto fail; } @@ -7620,7 +7972,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = count1; unlock_user(target_dirp, arg2, ret); } - free(dirp); + g_free(dirp); } #else { @@ -7705,6 +8057,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } #endif break; +#endif /* TARGET_NR_getdents */ #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) case TARGET_NR_getdents64: { @@ -7752,14 +8105,20 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, struct pollfd *pfd; unsigned int i; - target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); - if (!target_pfd) - goto efault; + pfd = NULL; + target_pfd = NULL; + if (nfds) { + target_pfd = lock_user(VERIFY_WRITE, arg1, + sizeof(struct target_pollfd) * nfds, 1); + if (!target_pfd) { + goto efault; + } - pfd = alloca(sizeof(struct pollfd) * nfds); - for(i = 0; i < nfds; i++) { - pfd[i].fd = tswap32(target_pfd[i].fd); - pfd[i].events = tswap16(target_pfd[i].events); + pfd = alloca(sizeof(struct pollfd) * nfds); + for (i = 0; i < nfds; i++) { + pfd[i].fd = tswap32(target_pfd[i].fd); + pfd[i].events = tswap16(target_pfd[i].events); + } } # ifdef TARGET_NR_ppoll @@ -7844,11 +8203,13 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = get_errno(fdatasync(arg1)); break; #endif +#ifdef TARGET_NR__sysctl case TARGET_NR__sysctl: /* We don't implement this, but ENOTDIR is always a safe return value. */ ret = -TARGET_ENOTDIR; break; +#endif case TARGET_NR_sched_getaffinity: { unsigned int mask_size; @@ -8150,14 +8511,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, break; } case TARGET_NR_sigaltstack: -#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ - defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ - defined(TARGET_M68K) || defined(TARGET_S390X) || defined(TARGET_OPENRISC) ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUArchState *)cpu_env)); break; -#else - goto unimplemented; -#endif #ifdef CONFIG_SENDFILE case TARGET_NR_sendfile: @@ -8295,12 +8650,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = host_to_target_stat64(cpu_env, arg3, &st); break; #endif +#ifdef TARGET_NR_lchown case TARGET_NR_lchown: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); unlock_user(p, arg1, 0); break; +#endif #ifdef TARGET_NR_getuid case TARGET_NR_getuid: ret = get_errno(high2lowuid(getuid())); @@ -8423,12 +8780,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } break; #endif +#ifdef TARGET_NR_chown case TARGET_NR_chown: if (!(p = lock_user_string(arg1))) goto efault; ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); unlock_user(p, arg1, 0); break; +#endif case TARGET_NR_setuid: ret = get_errno(setuid(low2highuid(arg1))); break; @@ -9454,6 +9813,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, #if defined(TARGET_NR_eventfd) case TARGET_NR_eventfd: ret = get_errno(eventfd(arg1, 0)); + fd_trans_unregister(ret); break; #endif #if defined(TARGET_NR_eventfd2) @@ -9467,6 +9827,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, host_flags |= O_CLOEXEC; } ret = get_errno(eventfd(arg1, host_flags)); + fd_trans_unregister(ret); break; } #endif @@ -9509,6 +9870,16 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, break; #endif #endif +#if defined(TARGET_NR_signalfd4) + case TARGET_NR_signalfd4: + ret = do_signalfd4(arg1, arg2, arg4); + break; +#endif +#if defined(TARGET_NR_signalfd) + case TARGET_NR_signalfd: + ret = do_signalfd4(arg1, arg2, 0); + break; +#endif #if defined(CONFIG_EPOLL) #if defined(TARGET_NR_epoll_create) case TARGET_NR_epoll_create: @@ -9780,6 +10151,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, timer_t htimer = g_posix_timers[timerid]; ret = get_errno(timer_getoverrun(htimer)); } + fd_trans_unregister(ret); break; } #endif diff --git a/qemu/linux-user/syscall_defs.h b/qemu/linux-user/syscall_defs.h index edd5f3c80..9e2b3c200 100644 --- a/qemu/linux-user/syscall_defs.h +++ b/qemu/linux-user/syscall_defs.h @@ -28,6 +28,8 @@ #define SOCKOP_sendmsg 16 #define SOCKOP_recvmsg 17 #define SOCKOP_accept4 18 +#define SOCKOP_recvmmsg 19 +#define SOCKOP_sendmmsg 20 #define IPCOP_semop 1 #define IPCOP_semget 2 @@ -64,8 +66,9 @@ #endif #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SH4) \ - || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_UNICORE32) \ - || defined(TARGET_S390X) || defined(TARGET_OPENRISC) + || defined(TARGET_M68K) || defined(TARGET_CRIS) \ + || defined(TARGET_UNICORE32) || defined(TARGET_S390X) \ + || defined(TARGET_OPENRISC) || defined(TARGET_TILEGX) #define TARGET_IOC_SIZEBITS 14 #define TARGET_IOC_DIRBITS 2 @@ -234,7 +237,8 @@ struct target_cmsghdr { }; #define TARGET_CMSG_DATA(cmsg) ((unsigned char *) ((struct target_cmsghdr *) (cmsg) + 1)) -#define TARGET_CMSG_NXTHDR(mhdr, cmsg) __target_cmsg_nxthdr (mhdr, cmsg) +#define TARGET_CMSG_NXTHDR(mhdr, cmsg, cmsg_start) \ + __target_cmsg_nxthdr(mhdr, cmsg, cmsg_start) #define TARGET_CMSG_ALIGN(len) (((len) + sizeof (abi_long) - 1) \ & (size_t) ~(sizeof (abi_long) - 1)) #define TARGET_CMSG_SPACE(len) (TARGET_CMSG_ALIGN (len) \ @@ -242,17 +246,20 @@ struct target_cmsghdr { #define TARGET_CMSG_LEN(len) (TARGET_CMSG_ALIGN (sizeof (struct target_cmsghdr)) + (len)) static __inline__ struct target_cmsghdr * -__target_cmsg_nxthdr (struct target_msghdr *__mhdr, struct target_cmsghdr *__cmsg) +__target_cmsg_nxthdr(struct target_msghdr *__mhdr, + struct target_cmsghdr *__cmsg, + struct target_cmsghdr *__cmsg_start) { struct target_cmsghdr *__ptr; __ptr = (struct target_cmsghdr *)((unsigned char *) __cmsg + TARGET_CMSG_ALIGN (tswapal(__cmsg->cmsg_len))); - if ((unsigned long)((char *)(__ptr+1) - (char *)(size_t)tswapal(__mhdr->msg_control)) - > tswapal(__mhdr->msg_controllen)) + if ((unsigned long)((char *)(__ptr+1) - (char *)__cmsg_start) + > tswapal(__mhdr->msg_controllen)) { /* No more entries. */ return (struct target_cmsghdr *)0; - return __cmsg; + } + return __ptr; } struct target_mmsghdr { @@ -365,7 +372,8 @@ int do_sigaction(int sig, const struct target_sigaction *act, || defined(TARGET_PPC) || defined(TARGET_MIPS) || defined(TARGET_SH4) \ || defined(TARGET_M68K) || defined(TARGET_ALPHA) || defined(TARGET_CRIS) \ || defined(TARGET_MICROBLAZE) || defined(TARGET_UNICORE32) \ - || defined(TARGET_S390X) || defined(TARGET_OPENRISC) + || defined(TARGET_S390X) || defined(TARGET_OPENRISC) \ + || defined(TARGET_TILEGX) #if defined(TARGET_SPARC) #define TARGET_SA_NOCLDSTOP 8u @@ -742,6 +750,10 @@ typedef struct target_siginfo { #define TARGET_ILL_PRVREG (6) /* privileged register */ #define TARGET_ILL_COPROC (7) /* coprocessor error */ #define TARGET_ILL_BADSTK (8) /* internal stack error */ +#ifdef TARGET_TILEGX +#define TARGET_ILL_DBLFLT (9) /* double fault */ +#define TARGET_ILL_HARDWALL (10) /* user networks hardwall violation */ +#endif /* * SIGFPE si_codes @@ -761,6 +773,7 @@ typedef struct target_siginfo { */ #define TARGET_SEGV_MAPERR (1) /* address not mapped to object */ #define TARGET_SEGV_ACCERR (2) /* invalid permissions for mapped object */ +#define TARGET_SEGV_BNDERR (3) /* failed address bound checks */ /* * SIGBUS si_codes @@ -768,12 +781,18 @@ typedef struct target_siginfo { #define TARGET_BUS_ADRALN (1) /* invalid address alignment */ #define TARGET_BUS_ADRERR (2) /* non-existent physical address */ #define TARGET_BUS_OBJERR (3) /* object specific hardware error */ +/* hardware memory error consumed on a machine check: action required */ +#define TARGET_BUS_MCEERR_AR (4) +/* hardware memory error detected in process but not consumed: action optional*/ +#define TARGET_BUS_MCEERR_AO (5) /* * SIGTRAP si_codes */ #define TARGET_TRAP_BRKPT (1) /* process breakpoint */ #define TARGET_TRAP_TRACE (2) /* process trace trap */ +#define TARGET_TRAP_BRANCH (3) /* process taken branch trap */ +#define TARGET_TRAP_HWBKPT (4) /* hardware breakpoint/watchpoint */ #endif /* defined(TARGET_I386) || defined(TARGET_ARM) */ @@ -969,7 +988,7 @@ struct target_pollfd { (struct cdrom_multisession) */ #define TARGET_CDROM_GET_MCN 0x5311 /* Obtain the "Universal Product Code" if available (struct cdrom_mcn) */ -#define TARGET_CDROM_GET_UPC TARGET_CDROM_GET_MCN /* This one is depricated, +#define TARGET_CDROM_GET_UPC TARGET_CDROM_GET_MCN /* This one is deprecated, but here anyway for compatibility */ #define TARGET_CDROMRESET 0x5312 /* hard-reset the drive */ #define TARGET_CDROMVOLREAD 0x5313 /* Get the drive's volume setting @@ -1871,7 +1890,7 @@ struct target_stat { abi_ulong target_st_ctime_nsec; unsigned int __unused[2]; }; -#elif defined(TARGET_OPENRISC) +#elif defined(TARGET_OPENRISC) || defined(TARGET_TILEGX) /* These are the asm-generic versions of the stat and stat64 structures */ @@ -2264,7 +2283,9 @@ struct target_flock { struct target_flock64 { short l_type; short l_whence; -#if defined(TARGET_PPC) || defined(TARGET_X86_64) || defined(TARGET_MIPS) || defined(TARGET_SPARC) || defined(TARGET_HPPA) || defined (TARGET_MICROBLAZE) +#if defined(TARGET_PPC) || defined(TARGET_X86_64) || defined(TARGET_MIPS) \ + || defined(TARGET_SPARC) || defined(TARGET_HPPA) \ + || defined(TARGET_MICROBLAZE) || defined(TARGET_TILEGX) int __pad; #endif unsigned long long l_start; @@ -2289,7 +2310,7 @@ struct target_f_owner_ex { }; /* soundcard defines */ -/* XXX: convert them all to arch indepedent entries */ +/* XXX: convert them all to arch independent entries */ #define TARGET_SNDCTL_COPR_HALT TARGET_IOWR('C', 7, int); #define TARGET_SNDCTL_COPR_LOAD 0xcfb04301 #define TARGET_SNDCTL_COPR_RCODE 0xc0144303 @@ -2495,20 +2516,23 @@ struct target_mq_attr { #define FUTEX_CMD_MASK ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME) #ifdef CONFIG_EPOLL +#if defined(TARGET_X86_64) +#define TARGET_EPOLL_PACKED QEMU_PACKED +#else +#define TARGET_EPOLL_PACKED +#endif + typedef union target_epoll_data { abi_ulong ptr; - abi_ulong fd; - uint32_t u32; - uint64_t u64; + abi_int fd; + abi_uint u32; + abi_ullong u64; } target_epoll_data_t; struct target_epoll_event { - uint32_t events; -#if defined(TARGET_ARM) || defined(TARGET_MIPS) || defined(TARGET_MIPS64) - uint32_t __pad; -#endif + abi_uint events; target_epoll_data_t data; -} QEMU_PACKED; +} TARGET_EPOLL_PACKED; #endif struct target_rlimit64 { uint64_t rlim_cur; diff --git a/qemu/linux-user/tilegx/syscall_nr.h b/qemu/linux-user/tilegx/syscall_nr.h new file mode 100644 index 000000000..87fb72c55 --- /dev/null +++ b/qemu/linux-user/tilegx/syscall_nr.h @@ -0,0 +1,328 @@ +#ifndef TILEGX_SYSCALL_NR +#define TILEGX_SYSCALL_NR + +/* + * Copy from linux kernel asm-generic/unistd.h, which tilegx uses. + */ +#define TARGET_NR_io_setup 0 +#define TARGET_NR_io_destroy 1 +#define TARGET_NR_io_submit 2 +#define TARGET_NR_io_cancel 3 +#define TARGET_NR_io_getevents 4 +#define TARGET_NR_setxattr 5 +#define TARGET_NR_lsetxattr 6 +#define TARGET_NR_fsetxattr 7 +#define TARGET_NR_getxattr 8 +#define TARGET_NR_lgetxattr 9 +#define TARGET_NR_fgetxattr 10 +#define TARGET_NR_listxattr 11 +#define TARGET_NR_llistxattr 12 +#define TARGET_NR_flistxattr 13 +#define TARGET_NR_removexattr 14 +#define TARGET_NR_lremovexattr 15 +#define TARGET_NR_fremovexattr 16 +#define TARGET_NR_getcwd 17 +#define TARGET_NR_lookup_dcookie 18 +#define TARGET_NR_eventfd2 19 +#define TARGET_NR_epoll_create1 20 +#define TARGET_NR_epoll_ctl 21 +#define TARGET_NR_epoll_pwait 22 +#define TARGET_NR_dup 23 +#define TARGET_NR_dup3 24 +#define TARGET_NR_fcntl 25 +#define TARGET_NR_inotify_init1 26 +#define TARGET_NR_inotify_add_watch 27 +#define TARGET_NR_inotify_rm_watch 28 +#define TARGET_NR_ioctl 29 +#define TARGET_NR_ioprio_set 30 +#define TARGET_NR_ioprio_get 31 +#define TARGET_NR_flock 32 +#define TARGET_NR_mknodat 33 +#define TARGET_NR_mkdirat 34 +#define TARGET_NR_unlinkat 35 +#define TARGET_NR_symlinkat 36 +#define TARGET_NR_linkat 37 +#define TARGET_NR_renameat 38 +#define TARGET_NR_umount2 39 +#define TARGET_NR_mount 40 +#define TARGET_NR_pivot_root 41 +#define TARGET_NR_nfsservctl 42 +#define TARGET_NR_statfs 43 +#define TARGET_NR_fstatfs 44 +#define TARGET_NR_truncate 45 +#define TARGET_NR_ftruncate 46 +#define TARGET_NR_fallocate 47 +#define TARGET_NR_faccessat 48 +#define TARGET_NR_chdir 49 +#define TARGET_NR_fchdir 50 +#define TARGET_NR_chroot 51 +#define TARGET_NR_fchmod 52 +#define TARGET_NR_fchmodat 53 +#define TARGET_NR_fchownat 54 +#define TARGET_NR_fchown 55 +#define TARGET_NR_openat 56 +#define TARGET_NR_close 57 +#define TARGET_NR_vhangup 58 +#define TARGET_NR_pipe2 59 +#define TARGET_NR_quotactl 60 +#define TARGET_NR_getdents64 61 +#define TARGET_NR_lseek 62 +#define TARGET_NR_read 63 +#define TARGET_NR_write 64 +#define TARGET_NR_readv 65 +#define TARGET_NR_writev 66 +#define TARGET_NR_pread64 67 +#define TARGET_NR_pwrite64 68 +#define TARGET_NR_preadv 69 +#define TARGET_NR_pwritev 70 +#define TARGET_NR_sendfile 71 +#define TARGET_NR_pselect6 72 +#define TARGET_NR_ppoll 73 +#define TARGET_NR_signalfd4 74 +#define TARGET_NR_vmsplice 75 +#define TARGET_NR_splice 76 +#define TARGET_NR_tee 77 +#define TARGET_NR_readlinkat 78 +#define TARGET_NR_fstatat64 79 /* let syscall.c known */ +#define TARGET_NR_fstat 80 +#define TARGET_NR_sync 81 +#define TARGET_NR_fsync 82 +#define TARGET_NR_fdatasync 83 +#define TARGET_NR_sync_file_range 84 /* For tilegx, no range2 */ +#define TARGET_NR_timerfd_create 85 +#define TARGET_NR_timerfd_settime 86 +#define TARGET_NR_timerfd_gettime 87 +#define TARGET_NR_utimensat 88 +#define TARGET_NR_acct 89 +#define TARGET_NR_capget 90 +#define TARGET_NR_capset 91 +#define TARGET_NR_personality 92 +#define TARGET_NR_exit 93 +#define TARGET_NR_exit_group 94 +#define TARGET_NR_waitid 95 +#define TARGET_NR_set_tid_address 96 +#define TARGET_NR_unshare 97 +#define TARGET_NR_futex 98 +#define TARGET_NR_set_robust_list 99 +#define TARGET_NR_get_robust_list 100 +#define TARGET_NR_nanosleep 101 +#define TARGET_NR_getitimer 102 +#define TARGET_NR_setitimer 103 +#define TARGET_NR_kexec_load 104 +#define TARGET_NR_init_module 105 +#define TARGET_NR_delete_module 106 +#define TARGET_NR_timer_create 107 +#define TARGET_NR_timer_gettime 108 +#define TARGET_NR_timer_getoverrun 109 +#define TARGET_NR_timer_settime 110 +#define TARGET_NR_timer_delete 111 +#define TARGET_NR_clock_settime 112 +#define TARGET_NR_clock_gettime 113 +#define TARGET_NR_clock_getres 114 +#define TARGET_NR_clock_nanosleep 115 +#define TARGET_NR_syslog 116 +#define TARGET_NR_ptrace 117 +#define TARGET_NR_sched_setparam 118 +#define TARGET_NR_sched_setscheduler 119 +#define TARGET_NR_sched_getscheduler 120 +#define TARGET_NR_sched_getparam 121 +#define TARGET_NR_sched_setaffinity 122 +#define TARGET_NR_sched_getaffinity 123 +#define TARGET_NR_sched_yield 124 +#define TARGET_NR_sched_get_priority_max 125 +#define TARGET_NR_sched_get_priority_min 126 +#define TARGET_NR_sched_rr_get_interval 127 +#define TARGET_NR_restart_syscall 128 +#define TARGET_NR_kill 129 +#define TARGET_NR_tkill 130 +#define TARGET_NR_tgkill 131 +#define TARGET_NR_sigaltstack 132 +#define TARGET_NR_rt_sigsuspend 133 +#define TARGET_NR_rt_sigaction 134 +#define TARGET_NR_rt_sigprocmask 135 +#define TARGET_NR_rt_sigpending 136 +#define TARGET_NR_rt_sigtimedwait 137 +#define TARGET_NR_rt_sigqueueinfo 138 +#define TARGET_NR_rt_sigreturn 139 +#define TARGET_NR_setpriority 140 +#define TARGET_NR_getpriority 141 +#define TARGET_NR_reboot 142 +#define TARGET_NR_setregid 143 +#define TARGET_NR_setgid 144 +#define TARGET_NR_setreuid 145 +#define TARGET_NR_setuid 146 +#define TARGET_NR_setresuid 147 +#define TARGET_NR_getresuid 148 +#define TARGET_NR_setresgid 149 +#define TARGET_NR_getresgid 150 +#define TARGET_NR_setfsuid 151 +#define TARGET_NR_setfsgid 152 +#define TARGET_NR_times 153 +#define TARGET_NR_setpgid 154 +#define TARGET_NR_getpgid 155 +#define TARGET_NR_getsid 156 +#define TARGET_NR_setsid 157 +#define TARGET_NR_getgroups 158 +#define TARGET_NR_setgroups 159 +#define TARGET_NR_uname 160 +#define TARGET_NR_sethostname 161 +#define TARGET_NR_setdomainname 162 +#define TARGET_NR_getrlimit 163 +#define TARGET_NR_setrlimit 164 +#define TARGET_NR_getrusage 165 +#define TARGET_NR_umask 166 +#define TARGET_NR_prctl 167 +#define TARGET_NR_getcpu 168 +#define TARGET_NR_gettimeofday 169 +#define TARGET_NR_settimeofday 170 +#define TARGET_NR_adjtimex 171 +#define TARGET_NR_getpid 172 +#define TARGET_NR_getppid 173 +#define TARGET_NR_getuid 174 +#define TARGET_NR_geteuid 175 +#define TARGET_NR_getgid 176 +#define TARGET_NR_getegid 177 +#define TARGET_NR_gettid 178 +#define TARGET_NR_sysinfo 179 +#define TARGET_NR_mq_open 180 +#define TARGET_NR_mq_unlink 181 +#define TARGET_NR_mq_timedsend 182 +#define TARGET_NR_mq_timedreceive 183 +#define TARGET_NR_mq_notify 184 +#define TARGET_NR_mq_getsetattr 185 +#define TARGET_NR_msgget 186 +#define TARGET_NR_msgctl 187 +#define TARGET_NR_msgrcv 188 +#define TARGET_NR_msgsnd 189 +#define TARGET_NR_semget 190 +#define TARGET_NR_semctl 191 +#define TARGET_NR_semtimedop 192 +#define TARGET_NR_semop 193 +#define TARGET_NR_shmget 194 +#define TARGET_NR_shmctl 195 +#define TARGET_NR_shmat 196 +#define TARGET_NR_shmdt 197 +#define TARGET_NR_socket 198 +#define TARGET_NR_socketpair 199 +#define TARGET_NR_bind 200 +#define TARGET_NR_listen 201 +#define TARGET_NR_accept 202 +#define TARGET_NR_connect 203 +#define TARGET_NR_getsockname 204 +#define TARGET_NR_getpeername 205 +#define TARGET_NR_sendto 206 +#define TARGET_NR_recvfrom 207 +#define TARGET_NR_setsockopt 208 +#define TARGET_NR_getsockopt 209 +#define TARGET_NR_shutdown 210 +#define TARGET_NR_sendmsg 211 +#define TARGET_NR_recvmsg 212 +#define TARGET_NR_readahead 213 +#define TARGET_NR_brk 214 +#define TARGET_NR_munmap 215 +#define TARGET_NR_mremap 216 +#define TARGET_NR_add_key 217 +#define TARGET_NR_request_key 218 +#define TARGET_NR_keyctl 219 +#define TARGET_NR_clone 220 +#define TARGET_NR_execve 221 +#define TARGET_NR_mmap 222 +#define TARGET_NR_fadvise64 223 +#define TARGET_NR_swapon 224 +#define TARGET_NR_swapoff 225 +#define TARGET_NR_mprotect 226 +#define TARGET_NR_msync 227 +#define TARGET_NR_mlock 228 +#define TARGET_NR_munlock 229 +#define TARGET_NR_mlockall 230 +#define TARGET_NR_munlockall 231 +#define TARGET_NR_mincore 232 +#define TARGET_NR_madvise 233 +#define TARGET_NR_remap_file_pages 234 +#define TARGET_NR_mbind 235 +#define TARGET_NR_get_mempolicy 236 +#define TARGET_NR_set_mempolicy 237 +#define TARGET_NR_migrate_pages 238 +#define TARGET_NR_move_pages 239 +#define TARGET_NR_rt_tgsigqueueinfo 240 +#define TARGET_NR_perf_event_open 241 +#define TARGET_NR_accept4 242 +#define TARGET_NR_recvmmsg 243 + +#define TARGET_NR_arch_specific_syscall 244 +#define TARGET_NR_cacheflush 245 /* tilegx own syscall */ + +#define TARGET_NR_wait4 260 +#define TARGET_NR_prlimit64 261 +#define TARGET_NR_fanotify_init 262 +#define TARGET_NR_fanotify_mark 263 +#define TARGET_NR_name_to_handle_at 264 +#define TARGET_NR_open_by_handle_at 265 +#define TARGET_NR_clock_adjtime 266 +#define TARGET_NR_syncfs 267 +#define TARGET_NR_setns 268 +#define TARGET_NR_sendmmsg 269 +#define TARGET_NR_process_vm_readv 270 +#define TARGET_NR_process_vm_writev 271 +#define TARGET_NR_kcmp 272 +#define TARGET_NR_finit_module 273 +#define TARGET_NR_sched_setattr 274 +#define TARGET_NR_sched_getattr 275 +#define TARGET_NR_renameat2 276 +#define TARGET_NR_seccomp 277 +#define TARGET_NR_getrandom 278 +#define TARGET_NR_memfd_create 279 +#define TARGET_NR_bpf 280 +#define TARGET_NR_execveat 281 +#define TARGET_NR_userfaultfd 282 +#define TARGET_NR_membarrier 283 +#define TARGET_NR_mlock2 284 +#define TARGET_NR_copy_file_range 285 + +#define TARGET_NR_open 1024 +#define TARGET_NR_link 1025 +#define TARGET_NR_unlink 1026 +#define TARGET_NR_mknod 1027 +#define TARGET_NR_chmod 1028 +#define TARGET_NR_chown 1029 +#define TARGET_NR_mkdir 1030 +#define TARGET_NR_rmdir 1031 +#define TARGET_NR_lchown 1032 +#define TARGET_NR_access 1033 +#define TARGET_NR_rename 1034 +#define TARGET_NR_readlink 1035 +#define TARGET_NR_symlink 1036 +#define TARGET_NR_utimes 1037 +#define TARGET_NR_stat64 1038 /* let syscall.c known */ +#define TARGET_NR_lstat 1039 + +#define TARGET_NR_pipe 1040 +#define TARGET_NR_dup2 1041 +#define TARGET_NR_epoll_create 1042 +#define TARGET_NR_inotify_init 1043 +#define TARGET_NR_eventfd 1044 +#define TARGET_NR_signalfd 1045 + +#define TARGET_NR_alarm 1059 +#define TARGET_NR_getpgrp 1060 +#define TARGET_NR_pause 1061 +#define TARGET_NR_time 1062 +#define TARGET_NR_utime 1063 +#define TARGET_NR_creat 1064 +#define TARGET_NR_getdents 1065 +#define TARGET_NR_futimesat 1066 +#define TARGET_NR_select 1067 +#define TARGET_NR_poll 1068 +#define TARGET_NR_epoll_wait 1069 +#define TARGET_NR_ustat 1070 +#define TARGET_NR_vfork 1071 +#define TARGET_NR_oldwait4 1072 +#define TARGET_NR_recv 1073 +#define TARGET_NR_send 1074 +#define TARGET_NR_bdflush 1075 +#define TARGET_NR_umount 1076 +#define TARGET_NR_uselib 1077 +#define TARGET_NR__sysctl 1078 +#define TARGET_NR_fork 1079 + +#endif diff --git a/qemu/linux-user/tilegx/target_cpu.h b/qemu/linux-user/tilegx/target_cpu.h new file mode 100644 index 000000000..c96e81d05 --- /dev/null +++ b/qemu/linux-user/tilegx/target_cpu.h @@ -0,0 +1,35 @@ +/* + * TILE-Gx specific CPU ABI and functions for linux-user + * + * Copyright (c) 2015 Chen Gang + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_CPU_H +#define TARGET_CPU_H + +static inline void cpu_clone_regs(CPUTLGState *env, target_ulong newsp) +{ + if (newsp) { + env->regs[TILEGX_R_SP] = newsp; + } + env->regs[TILEGX_R_RE] = 0; +} + +static inline void cpu_set_tls(CPUTLGState *env, target_ulong newtls) +{ + env->regs[TILEGX_R_TP] = newtls; +} + +#endif diff --git a/qemu/linux-user/tilegx/target_signal.h b/qemu/linux-user/tilegx/target_signal.h new file mode 100644 index 000000000..b595f985c --- /dev/null +++ b/qemu/linux-user/tilegx/target_signal.h @@ -0,0 +1,28 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_int ss_flags; + abi_ulong ss_size; +} target_stack_t; + +/* + * sigaltstack controls + */ +#define TARGET_SS_ONSTACK 1 +#define TARGET_SS_DISABLE 2 + +#define TARGET_MINSIGSTKSZ 2048 +#define TARGET_SIGSTKSZ 8192 + +static inline abi_ulong get_sp_from_cpustate(CPUTLGState *state) +{ + return state->regs[TILEGX_R_SP]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/qemu/linux-user/tilegx/target_structs.h b/qemu/linux-user/tilegx/target_structs.h new file mode 100644 index 000000000..7d3ff782f --- /dev/null +++ b/qemu/linux-user/tilegx/target_structs.h @@ -0,0 +1,46 @@ +/* + * TILE-Gx specific structures for linux-user + * + * Copyright (c) 2015 Chen Gang + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_STRUCTS_H +#define TARGET_STRUCTS_H + +struct target_ipc_perm { + abi_int __key; /* Key. */ + abi_uint uid; /* Owner's user ID. */ + abi_uint gid; /* Owner's group ID. */ + abi_uint cuid; /* Creator's user ID. */ + abi_uint cgid; /* Creator's group ID. */ + abi_uint mode; /* Read/write permission. */ + abi_ushort __seq; /* Sequence number. */ +}; + +struct target_shmid_ds { + struct target_ipc_perm shm_perm; /* operation permission struct */ + abi_long shm_segsz; /* size of segment in bytes */ + abi_ulong shm_atime; /* time of last shmat() */ + abi_ulong shm_dtime; /* time of last shmdt() */ + abi_ulong shm_ctime; /* time of last change by shmctl() */ + abi_int shm_cpid; /* pid of creator */ + abi_int shm_lpid; /* pid of last shmop */ + abi_ushort shm_nattch; /* number of current attaches */ + abi_ushort shm_unused; /* compatibility */ + abi_ulong __unused4; + abi_ulong __unused5; +}; + +#endif diff --git a/qemu/linux-user/tilegx/target_syscall.h b/qemu/linux-user/tilegx/target_syscall.h new file mode 100644 index 000000000..a938d4e90 --- /dev/null +++ b/qemu/linux-user/tilegx/target_syscall.h @@ -0,0 +1,43 @@ +#ifndef TILEGX_SYSCALLS_H +#define TILEGX_SYSCALLS_H + +#define UNAME_MACHINE "tilegx" +#define UNAME_MINIMUM_RELEASE "3.19" + +#define MMAP_SHIFT TARGET_PAGE_BITS + +#define TILEGX_IS_ERRNO(ret) \ + ((ret) > 0xfffffffffffff000ULL) /* errno is 0 -- 4096 */ + +typedef uint64_t tilegx_reg_t; + +struct target_pt_regs { + + union { + /* Saved main processor registers; 56..63 are special. */ + tilegx_reg_t regs[56]; + struct { + tilegx_reg_t __regs[53]; + tilegx_reg_t tp; /* aliases regs[TREG_TP] */ + tilegx_reg_t sp; /* aliases regs[TREG_SP] */ + tilegx_reg_t lr; /* aliases regs[TREG_LR] */ + }; + }; + + /* Saved special registers. */ + tilegx_reg_t pc; /* stored in EX_CONTEXT_K_0 */ + tilegx_reg_t ex1; /* stored in EX_CONTEXT_K_1 (PL and ICS bit) */ + tilegx_reg_t faultnum; /* fault number (INT_SWINT_1 for syscall) */ + tilegx_reg_t orig_r0; /* r0 at syscall entry, else zero */ + tilegx_reg_t flags; /* flags (see below) */ + tilegx_reg_t cmpexch; /* value of CMPEXCH_VALUE SPR at interrupt */ + tilegx_reg_t pad[2]; +}; + +#define TARGET_MLOCKALL_MCL_CURRENT 1 +#define TARGET_MLOCKALL_MCL_FUTURE 2 + +/* For faultnum */ +#define TARGET_INT_SWINT_1 14 + +#endif diff --git a/qemu/linux-user/tilegx/termbits.h b/qemu/linux-user/tilegx/termbits.h new file mode 100644 index 000000000..91ec23654 --- /dev/null +++ b/qemu/linux-user/tilegx/termbits.h @@ -0,0 +1,274 @@ +#ifndef TILEGX_TERMBITS_H +#define TILEGX_TERMBITS_H + +/* From asm-generic/termbits.h, which is used by tilegx */ + +#define TARGET_NCCS 19 +struct target_termios { + unsigned int c_iflag; /* input mode flags */ + unsigned int c_oflag; /* output mode flags */ + unsigned int c_cflag; /* control mode flags */ + unsigned int c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[TARGET_NCCS]; /* control characters */ +}; + +struct target_termios2 { + unsigned int c_iflag; /* input mode flags */ + unsigned int c_oflag; /* output mode flags */ + unsigned int c_cflag; /* control mode flags */ + unsigned int c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[TARGET_NCCS]; /* control characters */ + unsigned int c_ispeed; /* input speed */ + unsigned int c_ospeed; /* output speed */ +}; + +/* c_cc characters */ +#define TARGET_VINTR 0 +#define TARGET_VQUIT 1 +#define TARGET_VERASE 2 +#define TARGET_VKILL 3 +#define TARGET_VEOF 4 +#define TARGET_VTIME 5 +#define TARGET_VMIN 6 +#define TARGET_VSWTC 7 +#define TARGET_VSTART 8 +#define TARGET_VSTOP 9 +#define TARGET_VSUSP 10 +#define TARGET_VEOL 11 +#define TARGET_VREPRINT 12 +#define TARGET_VDISCARD 13 +#define TARGET_VWERASE 14 +#define TARGET_VLNEXT 15 +#define TARGET_VEOL2 16 + +/* c_iflag bits */ +#define TARGET_IGNBRK 0000001 +#define TARGET_BRKINT 0000002 +#define TARGET_IGNPAR 0000004 +#define TARGET_PARMRK 0000010 +#define TARGET_INPCK 0000020 +#define TARGET_ISTRIP 0000040 +#define TARGET_INLCR 0000100 +#define TARGET_IGNCR 0000200 +#define TARGET_ICRNL 0000400 +#define TARGET_IUCLC 0001000 +#define TARGET_IXON 0002000 +#define TARGET_IXANY 0004000 +#define TARGET_IXOFF 0010000 +#define TARGET_IMAXBEL 0020000 +#define TARGET_IUTF8 0040000 + +/* c_oflag bits */ +#define TARGET_OPOST 0000001 +#define TARGET_OLCUC 0000002 +#define TARGET_ONLCR 0000004 +#define TARGET_OCRNL 0000010 +#define TARGET_ONOCR 0000020 +#define TARGET_ONLRET 0000040 +#define TARGET_OFILL 0000100 +#define TARGET_OFDEL 0000200 +#define TARGET_NLDLY 0000400 +#define TARGET_NL0 0000000 +#define TARGET_NL1 0000400 +#define TARGET_CRDLY 0003000 +#define TARGET_CR0 0000000 +#define TARGET_CR1 0001000 +#define TARGET_CR2 0002000 +#define TARGET_CR3 0003000 +#define TARGET_TABDLY 0014000 +#define TARGET_TAB0 0000000 +#define TARGET_TAB1 0004000 +#define TARGET_TAB2 0010000 +#define TARGET_TAB3 0014000 +#define TARGET_XTABS 0014000 +#define TARGET_BSDLY 0020000 +#define TARGET_BS0 0000000 +#define TARGET_BS1 0020000 +#define TARGET_VTDLY 0040000 +#define TARGET_VT0 0000000 +#define TARGET_VT1 0040000 +#define TARGET_FFDLY 0100000 +#define TARGET_FF0 0000000 +#define TARGET_FF1 0100000 + +/* c_cflag bit meaning */ +#define TARGET_CBAUD 0010017 +#define TARGET_B0 0000000 /* hang up */ +#define TARGET_B50 0000001 +#define TARGET_B75 0000002 +#define TARGET_B110 0000003 +#define TARGET_B134 0000004 +#define TARGET_B150 0000005 +#define TARGET_B200 0000006 +#define TARGET_B300 0000007 +#define TARGET_B600 0000010 +#define TARGET_B1200 0000011 +#define TARGET_B1800 0000012 +#define TARGET_B2400 0000013 +#define TARGET_B4800 0000014 +#define TARGET_B9600 0000015 +#define TARGET_B19200 0000016 +#define TARGET_B38400 0000017 +#define TARGET_EXTA TARGET_B19200 +#define TARGET_EXTB TARGET_B38400 +#define TARGET_CSIZE 0000060 +#define TARGET_CS5 0000000 +#define TARGET_CS6 0000020 +#define TARGET_CS7 0000040 +#define TARGET_CS8 0000060 +#define TARGET_CSTOPB 0000100 +#define TARGET_CREAD 0000200 +#define TARGET_PARENB 0000400 +#define TARGET_PARODD 0001000 +#define TARGET_HUPCL 0002000 +#define TARGET_CLOCAL 0004000 +#define TARGET_CBAUDEX 0010000 +#define TARGET_BOTHER 0010000 +#define TARGET_B57600 0010001 +#define TARGET_B115200 0010002 +#define TARGET_B230400 0010003 +#define TARGET_B460800 0010004 +#define TARGET_B500000 0010005 +#define TARGET_B576000 0010006 +#define TARGET_B921600 0010007 +#define TARGET_B1000000 0010010 +#define TARGET_B1152000 0010011 +#define TARGET_B1500000 0010012 +#define TARGET_B2000000 0010013 +#define TARGET_B2500000 0010014 +#define TARGET_B3000000 0010015 +#define TARGET_B3500000 0010016 +#define TARGET_B4000000 0010017 +#define TARGET_CIBAUD 002003600000 /* input baud rate */ +#define TARGET_CMSPAR 010000000000 /* mark or space (stick) parity */ +#define TARGET_CRTSCTS 020000000000 /* flow control */ + +#define TARGET_IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ + +/* c_lflag bits */ +#define TARGET_ISIG 0000001 +#define TARGET_ICANON 0000002 +#define TARGET_XCASE 0000004 +#define TARGET_ECHO 0000010 +#define TARGET_ECHOE 0000020 +#define TARGET_ECHOK 0000040 +#define TARGET_ECHONL 0000100 +#define TARGET_NOFLSH 0000200 +#define TARGET_TOSTOP 0000400 +#define TARGET_ECHOCTL 0001000 +#define TARGET_ECHOPRT 0002000 +#define TARGET_ECHOKE 0004000 +#define TARGET_FLUSHO 0010000 +#define TARGET_PENDIN 0040000 +#define TARGET_IEXTEN 0100000 +#define TARGET_EXTPROC 0200000 + +/* tcflow() and TCXONC use these */ +#define TARGET_TCOOFF 0 +#define TARGET_TCOON 1 +#define TARGET_TCIOFF 2 +#define TARGET_TCION 3 + +/* tcflush() and TCFLSH use these */ +#define TARGET_TCIFLUSH 0 +#define TARGET_TCOFLUSH 1 +#define TARGET_TCIOFLUSH 2 + +/* tcsetattr uses these */ +#define TARGET_TCSANOW 0 +#define TARGET_TCSADRAIN 1 +#define TARGET_TCSAFLUSH 2 + +/* From asm-generic/ioctls.h, which is used by tilegx */ + +#define TARGET_TCGETS 0x5401 +#define TARGET_TCSETS 0x5402 +#define TARGET_TCSETSW 0x5403 +#define TARGET_TCSETSF 0x5404 +#define TARGET_TCGETA 0x5405 +#define TARGET_TCSETA 0x5406 +#define TARGET_TCSETAW 0x5407 +#define TARGET_TCSETAF 0x5408 +#define TARGET_TCSBRK 0x5409 +#define TARGET_TCXONC 0x540A +#define TARGET_TCFLSH 0x540B +#define TARGET_TIOCEXCL 0x540C +#define TARGET_TIOCNXCL 0x540D +#define TARGET_TIOCSCTTY 0x540E +#define TARGET_TIOCGPGRP 0x540F +#define TARGET_TIOCSPGRP 0x5410 +#define TARGET_TIOCOUTQ 0x5411 +#define TARGET_TIOCSTI 0x5412 +#define TARGET_TIOCGWINSZ 0x5413 +#define TARGET_TIOCSWINSZ 0x5414 +#define TARGET_TIOCMGET 0x5415 +#define TARGET_TIOCMBIS 0x5416 +#define TARGET_TIOCMBIC 0x5417 +#define TARGET_TIOCMSET 0x5418 +#define TARGET_TIOCGSOFTCAR 0x5419 +#define TARGET_TIOCSSOFTCAR 0x541A +#define TARGET_FIONREAD 0x541B +#define TARGET_TIOCINQ TARGET_FIONREAD +#define TARGET_TIOCLINUX 0x541C +#define TARGET_TIOCCONS 0x541D +#define TARGET_TIOCGSERIAL 0x541E +#define TARGET_TIOCSSERIAL 0x541F +#define TARGET_TIOCPKT 0x5420 +#define TARGET_FIONBIO 0x5421 +#define TARGET_TIOCNOTTY 0x5422 +#define TARGET_TIOCSETD 0x5423 +#define TARGET_TIOCGETD 0x5424 +#define TARGET_TCSBRKP 0x5425 +#define TARGET_TIOCSBRK 0x5427 +#define TARGET_TIOCCBRK 0x5428 +#define TARGET_TIOCGSID 0x5429 +#define TARGET_TCGETS2 TARGET_IOR('T', 0x2A, struct termios2) +#define TARGET_TCSETS2 TARGET_IOW('T', 0x2B, struct termios2) +#define TARGET_TCSETSW2 TARGET_IOW('T', 0x2C, struct termios2) +#define TARGET_TCSETSF2 TARGET_IOW('T', 0x2D, struct termios2) +#define TARGET_TIOCGRS485 0x542E +#define TARGET_TIOCSRS485 0x542F +#define TARGET_TIOCGPTN TARGET_IOR('T', 0x30, unsigned int) +#define TARGET_TIOCSPTLCK TARGET_IOW('T', 0x31, int) +#define TARGET_TIOCGDEV TARGET_IOR('T', 0x32, unsigned int) +#define TARGET_TCGETX 0x5432 +#define TARGET_TCSETX 0x5433 +#define TARGET_TCSETXF 0x5434 +#define TARGET_TCSETXW 0x5435 +#define TARGET_TIOCSIG TARGET_IOW('T', 0x36, int) +#define TARGET_TIOCVHANGUP 0x5437 +#define TARGET_TIOCGPKT TARGET_IOR('T', 0x38, int) +#define TARGET_TIOCGPTLCK TARGET_IOR('T', 0x39, int) +#define TARGET_TIOCGEXCL TARGET_IOR('T', 0x40, int) + +#define TARGET_FIONCLEX 0x5450 +#define TARGET_FIOCLEX 0x5451 +#define TARGET_FIOASYNC 0x5452 +#define TARGET_TIOCSERCONFIG 0x5453 +#define TARGET_TIOCSERGWILD 0x5454 +#define TARGET_TIOCSERSWILD 0x5455 +#define TARGET_TIOCGLCKTRMIOS 0x5456 +#define TARGET_TIOCSLCKTRMIOS 0x5457 +#define TARGET_TIOCSERGSTRUCT 0x5458 +#define TARGET_TIOCSERGETLSR 0x5459 +#define TARGET_TIOCSERGETMULTI 0x545A +#define TARGET_TIOCSERSETMULTI 0x545B + +#define TARGET_TIOCMIWAIT 0x545C +#define TARGET_TIOCGICOUNT 0x545D +#define TARGET_FIOQSIZE 0x5460 + +#define TARGET_TIOCPKT_DATA 0 +#define TARGET_TIOCPKT_FLUSHREAD 1 +#define TARGET_TIOCPKT_FLUSHWRITE 2 +#define TARGET_TIOCPKT_STOP 4 +#define TARGET_TIOCPKT_START 8 +#define TARGET_TIOCPKT_NOSTOP 16 +#define TARGET_TIOCPKT_DOSTOP 32 +#define TARGET_TIOCPKT_IOCTL 64 + +#define TARGET_TIOCSER_TEMT 0x01 + +#endif diff --git a/qemu/linux-user/uaccess.c b/qemu/linux-user/uaccess.c index a4d108c2f..0a5c0b0b2 100644 --- a/qemu/linux-user/uaccess.c +++ b/qemu/linux-user/uaccess.c @@ -1,6 +1,6 @@ /* User memory access */ -#include <stdio.h> -#include <string.h> +#include "qemu/osdep.h" +#include "qemu/cutils.h" #include "qemu.h" diff --git a/qemu/linux-user/uname.c b/qemu/linux-user/uname.c index 1e6560d72..313b79dba 100644 --- a/qemu/linux-user/uname.c +++ b/qemu/linux-user/uname.c @@ -17,7 +17,7 @@ * along with this program; if not, see <http://www.gnu.org/licenses/>. */ -#include <stdio.h> +#include "qemu/osdep.h" #include "qemu.h" //#include "qemu-common.h" diff --git a/qemu/linux-user/unicore32/target_signal.h b/qemu/linux-user/unicore32/target_signal.h index 8b255c455..7c442381a 100644 --- a/qemu/linux-user/unicore32/target_signal.h +++ b/qemu/linux-user/unicore32/target_signal.h @@ -21,6 +21,10 @@ typedef struct target_sigaltstack { #define TARGET_SS_ONSTACK 1 #define TARGET_SS_DISABLE 2 -#define get_sp_from_cpustate(cpustate) (cpustate->regs[29]) +static inline abi_ulong get_sp_from_cpustate(CPUUniCore32State *state) +{ + return state->regs[29]; +} + #endif /* TARGET_SIGNAL_H */ diff --git a/qemu/linux-user/unicore32/syscall.h b/qemu/linux-user/unicore32/target_syscall.h index 385a97562..385a97562 100644 --- a/qemu/linux-user/unicore32/syscall.h +++ b/qemu/linux-user/unicore32/target_syscall.h diff --git a/qemu/linux-user/vm86.c b/qemu/linux-user/vm86.c index 22a4eb962..3829b9a67 100644 --- a/qemu/linux-user/vm86.c +++ b/qemu/linux-user/vm86.c @@ -16,12 +16,7 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ -#include <stdlib.h> -#include <stdio.h> -#include <stdarg.h> -#include <string.h> -#include <errno.h> -#include <unistd.h> +#include "qemu/osdep.h" #include "qemu.h" diff --git a/qemu/linux-user/x86_64/syscall_nr.h b/qemu/linux-user/x86_64/syscall_nr.h index 7c59e3a09..16397b3e8 100644 --- a/qemu/linux-user/x86_64/syscall_nr.h +++ b/qemu/linux-user/x86_64/syscall_nr.h @@ -281,7 +281,7 @@ #define TARGET_NR_utimensat 280 #define TARGET_NR_epoll_pwait 281 #define TARGET_NR_signalfd 282 -#define TARGET_NR_timerfd 283 +#define TARGET_NR_timerfd_create 283 #define TARGET_NR_eventfd 284 #define TARGET_NR_fallocate 285 #define TARGET_NR_timerfd_settime 286 @@ -312,3 +312,16 @@ #define TARGET_NR_process_vm_writev 311 #define TARGET_NR_kcmp 312 #define TARGET_NR_finit_module 313 +#define TARGET_NR_sched_setattr 314 +#define TARGET_NR_sched_getattr 315 +#define TARGET_NR_renameat2 316 +#define TARGET_NR_seccomp 317 +#define TARGET_NR_getrandom 318 +#define TARGET_NR_memfd_create 319 +#define TARGET_NR_kexec_file_load 320 +#define TARGET_NR_bpf 321 +#define TARGET_NR_execveat 322 +#define TARGET_NR_userfaultfd 323 +#define TARGET_NR_membarrier 324 +#define TARGET_NR_mlock2 325 +#define TARGET_NR_copy_file_range 326 diff --git a/qemu/linux-user/x86_64/syscall.h b/qemu/linux-user/x86_64/target_syscall.h index 88b3c3fe3..feecd32d5 100644 --- a/qemu/linux-user/x86_64/syscall.h +++ b/qemu/linux-user/x86_64/target_syscall.h @@ -1,3 +1,6 @@ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + #define __USER_CS (0x33) #define __USER_DS (0x2B) @@ -100,3 +103,5 @@ struct target_msqid64_ds { #define TARGET_MINSIGSTKSZ 2048 #define TARGET_MLOCKALL_MCL_CURRENT 1 #define TARGET_MLOCKALL_MCL_FUTURE 2 + +#endif /* TARGET_SYSCALL_H */ |