diff options
Diffstat (limited to 'kernel/arch/tile/include/uapi/asm')
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/Kbuild | 21 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/auxvec.h | 21 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/bitsperlong.h | 26 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/byteorder.h | 19 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/cachectl.h | 42 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/hardwall.h | 51 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/kvm_para.h | 1 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/mman.h | 41 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/ptrace.h | 98 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/setup.h | 21 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/sigcontext.h | 43 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/siginfo.h | 34 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/signal.h | 27 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/stat.h | 4 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/swab.h | 23 | ||||
| -rw-r--r-- | kernel/arch/tile/include/uapi/asm/unistd.h | 36 |
16 files changed, 508 insertions, 0 deletions
diff --git a/kernel/arch/tile/include/uapi/asm/Kbuild b/kernel/arch/tile/include/uapi/asm/Kbuild new file mode 100644 index 000000000..c20db8e42 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/Kbuild @@ -0,0 +1,21 @@ +# UAPI Header export list +include include/uapi/asm-generic/Kbuild.asm + +header-y += auxvec.h +header-y += bitsperlong.h +header-y += byteorder.h +header-y += cachectl.h +header-y += hardwall.h +header-y += kvm_para.h +header-y += mman.h +header-y += ptrace.h +header-y += setup.h +header-y += sigcontext.h +header-y += siginfo.h +header-y += signal.h +header-y += stat.h +header-y += swab.h +header-y += ucontext.h +header-y += unistd.h + +generic-y += ucontext.h diff --git a/kernel/arch/tile/include/uapi/asm/auxvec.h b/kernel/arch/tile/include/uapi/asm/auxvec.h new file mode 100644 index 000000000..c93e92709 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/auxvec.h @@ -0,0 +1,21 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_AUXVEC_H +#define _ASM_TILE_AUXVEC_H + +/* The vDSO location. */ +#define AT_SYSINFO_EHDR 33 + +#endif /* _ASM_TILE_AUXVEC_H */ diff --git a/kernel/arch/tile/include/uapi/asm/bitsperlong.h b/kernel/arch/tile/include/uapi/asm/bitsperlong.h new file mode 100644 index 000000000..58c771f2a --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/bitsperlong.h @@ -0,0 +1,26 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_BITSPERLONG_H +#define _ASM_TILE_BITSPERLONG_H + +#ifdef __LP64__ +# define __BITS_PER_LONG 64 +#else +# define __BITS_PER_LONG 32 +#endif + +#include <asm-generic/bitsperlong.h> + +#endif /* _ASM_TILE_BITSPERLONG_H */ diff --git a/kernel/arch/tile/include/uapi/asm/byteorder.h b/kernel/arch/tile/include/uapi/asm/byteorder.h new file mode 100644 index 000000000..6b8fa2e1c --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/byteorder.h @@ -0,0 +1,19 @@ +/* + * Copyright 2011 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#if defined (__BIG_ENDIAN__) +#include <linux/byteorder/big_endian.h> +#else +#include <linux/byteorder/little_endian.h> +#endif diff --git a/kernel/arch/tile/include/uapi/asm/cachectl.h b/kernel/arch/tile/include/uapi/asm/cachectl.h new file mode 100644 index 000000000..572ddcad2 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/cachectl.h @@ -0,0 +1,42 @@ +/* + * Copyright 2011 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_CACHECTL_H +#define _ASM_TILE_CACHECTL_H + +/* + * Options for cacheflush system call. + * + * The ICACHE flush is performed on all cores currently running the + * current process's address space. The intent is for user + * applications to be able to modify code, invoke the system call, + * then allow arbitrary other threads in the same address space to see + * the newly-modified code. Passing a length of CHIP_L1I_CACHE_SIZE() + * or more invalidates the entire icache on all cores in the address + * spaces. (Note: currently this option invalidates the entire icache + * regardless of the requested address and length, but we may choose + * to honor the arguments at some point.) + * + * Flush and invalidation of memory can normally be performed with the + * __insn_flush() and __insn_finv() instructions from userspace. + * The DCACHE option to the system call allows userspace + * to flush the entire L1+L2 data cache from the core. In this case, + * the address and length arguments are not used. The DCACHE flush is + * restricted to the current core, not all cores in the address space. + */ +#define ICACHE (1<<0) /* invalidate L1 instruction cache */ +#define DCACHE (1<<1) /* flush and invalidate data cache */ +#define BCACHE (ICACHE|DCACHE) /* flush both caches */ + +#endif /* _ASM_TILE_CACHECTL_H */ diff --git a/kernel/arch/tile/include/uapi/asm/hardwall.h b/kernel/arch/tile/include/uapi/asm/hardwall.h new file mode 100644 index 000000000..c2169d4f4 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/hardwall.h @@ -0,0 +1,51 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + * + * Provide methods for access control of per-cpu resources like + * UDN, IDN, or IPI. + */ + +#ifndef _UAPI_ASM_TILE_HARDWALL_H +#define _UAPI_ASM_TILE_HARDWALL_H + +#include <arch/chip.h> +#include <linux/ioctl.h> + +#define HARDWALL_IOCTL_BASE 0xa2 + +/* + * The HARDWALL_CREATE() ioctl is a macro with a "size" argument. + * The resulting ioctl value is passed to the kernel in conjunction + * with a pointer to a standard kernel bitmask of cpus. + * For network resources (UDN or IDN) the bitmask must physically + * represent a rectangular configuration on the chip. + * The "size" is the number of bytes of cpu mask data. + */ +#define _HARDWALL_CREATE 1 +#define HARDWALL_CREATE(size) \ + _IOC(_IOC_READ, HARDWALL_IOCTL_BASE, _HARDWALL_CREATE, (size)) + +#define _HARDWALL_ACTIVATE 2 +#define HARDWALL_ACTIVATE \ + _IO(HARDWALL_IOCTL_BASE, _HARDWALL_ACTIVATE) + +#define _HARDWALL_DEACTIVATE 3 +#define HARDWALL_DEACTIVATE \ + _IO(HARDWALL_IOCTL_BASE, _HARDWALL_DEACTIVATE) + +#define _HARDWALL_GET_ID 4 +#define HARDWALL_GET_ID \ + _IO(HARDWALL_IOCTL_BASE, _HARDWALL_GET_ID) + + +#endif /* _UAPI_ASM_TILE_HARDWALL_H */ diff --git a/kernel/arch/tile/include/uapi/asm/kvm_para.h b/kernel/arch/tile/include/uapi/asm/kvm_para.h new file mode 100644 index 000000000..14fab8f0b --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/kvm_para.h @@ -0,0 +1 @@ +#include <asm-generic/kvm_para.h> diff --git a/kernel/arch/tile/include/uapi/asm/mman.h b/kernel/arch/tile/include/uapi/asm/mman.h new file mode 100644 index 000000000..81b8fc348 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/mman.h @@ -0,0 +1,41 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_MMAN_H +#define _ASM_TILE_MMAN_H + +#include <asm-generic/mman-common.h> +#include <arch/chip.h> + +/* Standard Linux flags */ + +#define MAP_POPULATE 0x0040 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x0080 /* do not block on IO */ +#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#define MAP_STACK MAP_GROWSDOWN /* provide convenience alias */ +#define MAP_LOCKED 0x0200 /* pages are locked */ +#define MAP_NORESERVE 0x0400 /* don't check for reservations */ +#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ +#define MAP_HUGETLB 0x4000 /* create a huge page mapping */ + + +/* + * Flags for mlockall + */ +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ + + +#endif /* _ASM_TILE_MMAN_H */ diff --git a/kernel/arch/tile/include/uapi/asm/ptrace.h b/kernel/arch/tile/include/uapi/asm/ptrace.h new file mode 100644 index 000000000..d03b82985 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/ptrace.h @@ -0,0 +1,98 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _UAPI_ASM_TILE_PTRACE_H +#define _UAPI_ASM_TILE_PTRACE_H + +#include <arch/chip.h> +#include <arch/abi.h> + +/* These must match struct pt_regs, below. */ +#if CHIP_WORD_SIZE() == 32 +#define PTREGS_OFFSET_REG(n) ((n)*4) +#else +#define PTREGS_OFFSET_REG(n) ((n)*8) +#endif +#define PTREGS_OFFSET_BASE 0 +#define PTREGS_OFFSET_TP PTREGS_OFFSET_REG(53) +#define PTREGS_OFFSET_SP PTREGS_OFFSET_REG(54) +#define PTREGS_OFFSET_LR PTREGS_OFFSET_REG(55) +#define PTREGS_NR_GPRS 56 +#define PTREGS_OFFSET_PC PTREGS_OFFSET_REG(56) +#define PTREGS_OFFSET_EX1 PTREGS_OFFSET_REG(57) +#define PTREGS_OFFSET_FAULTNUM PTREGS_OFFSET_REG(58) +#define PTREGS_OFFSET_ORIG_R0 PTREGS_OFFSET_REG(59) +#define PTREGS_OFFSET_FLAGS PTREGS_OFFSET_REG(60) +#if CHIP_HAS_CMPEXCH() +#define PTREGS_OFFSET_CMPEXCH PTREGS_OFFSET_REG(61) +#endif +#define PTREGS_SIZE PTREGS_OFFSET_REG(64) + + +#ifndef __ASSEMBLY__ + +#ifndef __KERNEL__ +/* Provide appropriate length type to userspace regardless of -m32/-m64. */ +typedef uint_reg_t pt_reg_t; +#endif + +/* + * This struct defines the way the registers are stored on the stack during a + * system call or exception. "struct sigcontext" has the same shape. + */ +struct pt_regs { + union { + /* Saved main processor registers; 56..63 are special. */ + pt_reg_t regs[56]; + struct { + pt_reg_t __regs[53]; + pt_reg_t tp; /* aliases regs[TREG_TP] */ + pt_reg_t sp; /* aliases regs[TREG_SP] */ + pt_reg_t lr; /* aliases regs[TREG_LR] */ + }; + }; + + /* Saved special registers. */ + pt_reg_t pc; /* stored in EX_CONTEXT_K_0 */ + pt_reg_t ex1; /* stored in EX_CONTEXT_K_1 (PL and ICS bit) */ + pt_reg_t faultnum; /* fault number (INT_SWINT_1 for syscall) */ + pt_reg_t orig_r0; /* r0 at syscall entry, else zero */ + pt_reg_t flags; /* flags (see below) */ +#if !CHIP_HAS_CMPEXCH() + pt_reg_t pad[3]; +#else + pt_reg_t cmpexch; /* value of CMPEXCH_VALUE SPR at interrupt */ + pt_reg_t pad[2]; +#endif +}; + +#endif /* __ASSEMBLY__ */ + +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 +#define PTRACE_GETFPREGS 14 +#define PTRACE_SETFPREGS 15 + +/* Support TILE-specific ptrace options, with events starting at 16. */ +#define PTRACE_EVENT_MIGRATE 16 +#define PTRACE_O_TRACEMIGRATE (1 << PTRACE_EVENT_MIGRATE) + +/* + * Flag bits in pt_regs.flags that are part of the ptrace API. + * We start our numbering higher up to avoid confusion with the + * non-ABI kernel-internal values that use the low 16 bits. + */ +#define PT_FLAGS_COMPAT 0x10000 /* process is an -m32 compat process */ + +#endif /* _UAPI_ASM_TILE_PTRACE_H */ diff --git a/kernel/arch/tile/include/uapi/asm/setup.h b/kernel/arch/tile/include/uapi/asm/setup.h new file mode 100644 index 000000000..e6f7da265 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/setup.h @@ -0,0 +1,21 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _UAPI_ASM_TILE_SETUP_H +#define _UAPI_ASM_TILE_SETUP_H + +#define COMMAND_LINE_SIZE 2048 + + +#endif /* _UAPI_ASM_TILE_SETUP_H */ diff --git a/kernel/arch/tile/include/uapi/asm/sigcontext.h b/kernel/arch/tile/include/uapi/asm/sigcontext.h new file mode 100644 index 000000000..39ff5d1a2 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/sigcontext.h @@ -0,0 +1,43 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_SIGCONTEXT_H +#define _ASM_TILE_SIGCONTEXT_H + +/* Don't pollute the namespace since <signal.h> includes this file. */ +#define __need_int_reg_t +#include <arch/abi.h> + +/* + * struct sigcontext has the same shape as struct pt_regs, + * but is simplified since we know the fault is from userspace. + */ +struct sigcontext { + __extension__ union { + /* General-purpose registers. */ + __uint_reg_t gregs[56]; + __extension__ struct { + __uint_reg_t __gregs[53]; + __uint_reg_t tp; /* Aliases gregs[TREG_TP]. */ + __uint_reg_t sp; /* Aliases gregs[TREG_SP]. */ + __uint_reg_t lr; /* Aliases gregs[TREG_LR]. */ + }; + }; + __uint_reg_t pc; /* Program counter. */ + __uint_reg_t ics; /* In Interrupt Critical Section? */ + __uint_reg_t faultnum; /* Fault number. */ + __uint_reg_t pad[5]; +}; + +#endif /* _ASM_TILE_SIGCONTEXT_H */ diff --git a/kernel/arch/tile/include/uapi/asm/siginfo.h b/kernel/arch/tile/include/uapi/asm/siginfo.h new file mode 100644 index 000000000..56d661bb0 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/siginfo.h @@ -0,0 +1,34 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_SIGINFO_H +#define _ASM_TILE_SIGINFO_H + +#define __ARCH_SI_TRAPNO + +#ifdef __LP64__ +# define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) +#endif + +#include <asm-generic/siginfo.h> + +/* + * Additional Tile-specific SIGILL si_codes + */ +#define ILL_DBLFLT (__SI_FAULT|9) /* double fault */ +#define ILL_HARDWALL (__SI_FAULT|10) /* user networks hardwall violation */ +#undef NSIGILL +#define NSIGILL 10 + +#endif /* _ASM_TILE_SIGINFO_H */ diff --git a/kernel/arch/tile/include/uapi/asm/signal.h b/kernel/arch/tile/include/uapi/asm/signal.h new file mode 100644 index 000000000..ef0d32d84 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/signal.h @@ -0,0 +1,27 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _UAPI_ASM_TILE_SIGNAL_H +#define _UAPI_ASM_TILE_SIGNAL_H + +/* Do not notify a ptracer when this signal is handled. */ +#define SA_NOPTRACE 0x02000000u + +/* Used in earlier Tilera releases, so keeping for binary compatibility. */ +#define SA_RESTORER 0x04000000u + +#include <asm-generic/signal.h> + + +#endif /* _UAPI_ASM_TILE_SIGNAL_H */ diff --git a/kernel/arch/tile/include/uapi/asm/stat.h b/kernel/arch/tile/include/uapi/asm/stat.h new file mode 100644 index 000000000..c0db34d56 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/stat.h @@ -0,0 +1,4 @@ +#if defined(__KERNEL__) && defined(CONFIG_COMPAT) +#define __ARCH_WANT_STAT64 /* Used for compat_sys_stat64() etc. */ +#endif +#include <asm-generic/stat.h> diff --git a/kernel/arch/tile/include/uapi/asm/swab.h b/kernel/arch/tile/include/uapi/asm/swab.h new file mode 100644 index 000000000..7c37b38f6 --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/swab.h @@ -0,0 +1,23 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_SWAB_H +#define _ASM_TILE_SWAB_H + +/* Tile gcc is always >= 4.3.0, so we use __builtin_bswap. */ +#define __arch_swab32(x) __builtin_bswap32(x) +#define __arch_swab64(x) __builtin_bswap64(x) +#define __arch_swab16(x) (__builtin_bswap32(x) >> 16) + +#endif /* _ASM_TILE_SWAB_H */ diff --git a/kernel/arch/tile/include/uapi/asm/unistd.h b/kernel/arch/tile/include/uapi/asm/unistd.h new file mode 100644 index 000000000..3866397aa --- /dev/null +++ b/kernel/arch/tile/include/uapi/asm/unistd.h @@ -0,0 +1,36 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program 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, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#if !defined(__LP64__) || defined(__SYSCALL_COMPAT) +/* Use the flavor of this syscall that matches the 32-bit API better. */ +#define __ARCH_WANT_SYNC_FILE_RANGE2 +#endif + +/* Use the standard ABI for syscalls. */ +#include <asm-generic/unistd.h> + +#define NR_syscalls __NR_syscalls + +/* Additional Tilera-specific syscalls. */ +#define __NR_cacheflush (__NR_arch_specific_syscall + 1) +__SYSCALL(__NR_cacheflush, sys_cacheflush) + +#ifndef __tilegx__ +/* "Fast" syscalls provide atomic support for 32-bit chips. */ +#define __NR_FAST_cmpxchg -1 +#define __NR_FAST_atomic_update -2 +#define __NR_FAST_cmpxchg64 -3 +#define __NR_cmpxchg_badaddr (__NR_arch_specific_syscall + 0) +__SYSCALL(__NR_cmpxchg_badaddr, sys_cmpxchg_badaddr) +#endif |