summaryrefslogtreecommitdiffstats
path: root/qemu/linux-user/i386/target_syscall.h
diff options
context:
space:
mode:
authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:18:31 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:42:15 +0300
commit437fd90c0250dee670290f9b714253671a990160 (patch)
treeb871786c360704244a07411c69fb58da9ead4a06 /qemu/linux-user/i386/target_syscall.h
parent5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (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/i386/target_syscall.h')
-rw-r--r--qemu/linux-user/i386/target_syscall.h157
1 files changed, 157 insertions, 0 deletions
diff --git a/qemu/linux-user/i386/target_syscall.h b/qemu/linux-user/i386/target_syscall.h
new file mode 100644
index 000000000..0ac84dc02
--- /dev/null
+++ b/qemu/linux-user/i386/target_syscall.h
@@ -0,0 +1,157 @@
+#ifndef TARGET_SYSCALL_H
+#define TARGET_SYSCALL_H
+
+/* default linux values for the selectors */
+#define __USER_CS (0x23)
+#define __USER_DS (0x2B)
+
+struct target_pt_regs {
+ long ebx;
+ long ecx;
+ long edx;
+ long esi;
+ long edi;
+ long ebp;
+ long eax;
+ int xds;
+ int xes;
+ long orig_eax;
+ long eip;
+ int xcs;
+ long eflags;
+ long esp;
+ int xss;
+};
+
+/* ioctls */
+
+#define TARGET_LDT_ENTRIES 8192
+#define TARGET_LDT_ENTRY_SIZE 8
+
+#define TARGET_GDT_ENTRIES 9
+#define TARGET_GDT_ENTRY_TLS_ENTRIES 3
+#define TARGET_GDT_ENTRY_TLS_MIN 6
+#define TARGET_GDT_ENTRY_TLS_MAX (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1)
+
+struct target_modify_ldt_ldt_s {
+ unsigned int entry_number;
+ abi_ulong base_addr;
+ unsigned int limit;
+ unsigned int flags;
+};
+
+/* vm86 defines */
+
+#define TARGET_BIOSSEG 0x0f000
+
+#define TARGET_CPU_086 0
+#define TARGET_CPU_186 1
+#define TARGET_CPU_286 2
+#define TARGET_CPU_386 3
+#define TARGET_CPU_486 4
+#define TARGET_CPU_586 5
+
+#define TARGET_VM86_SIGNAL 0 /* return due to signal */
+#define TARGET_VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */
+#define TARGET_VM86_INTx 2 /* int3/int x instruction (ARG = x) */
+#define TARGET_VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */
+
+/*
+ * Additional return values when invoking new vm86()
+ */
+#define TARGET_VM86_PICRETURN 4 /* return due to pending PIC request */
+#define TARGET_VM86_TRAP 6 /* return due to DOS-debugger request */
+
+/*
+ * function codes when invoking new vm86()
+ */
+#define TARGET_VM86_PLUS_INSTALL_CHECK 0
+#define TARGET_VM86_ENTER 1
+#define TARGET_VM86_ENTER_NO_BYPASS 2
+#define TARGET_VM86_REQUEST_IRQ 3
+#define TARGET_VM86_FREE_IRQ 4
+#define TARGET_VM86_GET_IRQ_BITS 5
+#define TARGET_VM86_GET_AND_RESET_IRQ 6
+
+/*
+ * This is the stack-layout seen by the user space program when we have
+ * done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout
+ * is 'kernel_vm86_regs' (see below).
+ */
+
+struct target_vm86_regs {
+/*
+ * normal regs, with special meaning for the segment descriptors..
+ */
+ abi_long ebx;
+ abi_long ecx;
+ abi_long edx;
+ abi_long esi;
+ abi_long edi;
+ abi_long ebp;
+ abi_long eax;
+ abi_long __null_ds;
+ abi_long __null_es;
+ abi_long __null_fs;
+ abi_long __null_gs;
+ abi_long orig_eax;
+ abi_long eip;
+ unsigned short cs, __csh;
+ abi_long eflags;
+ abi_long esp;
+ unsigned short ss, __ssh;
+/*
+ * these are specific to v86 mode:
+ */
+ unsigned short es, __esh;
+ unsigned short ds, __dsh;
+ unsigned short fs, __fsh;
+ unsigned short gs, __gsh;
+};
+
+struct target_revectored_struct {
+ abi_ulong __map[8]; /* 256 bits */
+};
+
+struct target_vm86_struct {
+ struct target_vm86_regs regs;
+ abi_ulong flags;
+ abi_ulong screen_bitmap;
+ abi_ulong cpu_type;
+ struct target_revectored_struct int_revectored;
+ struct target_revectored_struct int21_revectored;
+};
+
+/*
+ * flags masks
+ */
+#define TARGET_VM86_SCREEN_BITMAP 0x0001
+
+struct target_vm86plus_info_struct {
+ abi_ulong flags;
+#define TARGET_force_return_for_pic (1 << 0)
+#define TARGET_vm86dbg_active (1 << 1) /* for debugger */
+#define TARGET_vm86dbg_TFpendig (1 << 2) /* for debugger */
+#define TARGET_is_vm86pus (1 << 31) /* for vm86 internal use */
+ unsigned char vm86dbg_intxxtab[32]; /* for debugger */
+};
+
+struct target_vm86plus_struct {
+ struct target_vm86_regs regs;
+ abi_ulong flags;
+ abi_ulong screen_bitmap;
+ abi_ulong cpu_type;
+ struct target_revectored_struct int_revectored;
+ struct target_revectored_struct int21_revectored;
+ struct target_vm86plus_info_struct vm86plus;
+};
+
+#define UNAME_MACHINE "i686"
+#define UNAME_MINIMUM_RELEASE "2.6.32"
+
+#define TARGET_CLONE_BACKWARDS
+#define TARGET_MINSIGSTKSZ 2048
+#define TARGET_MLOCKALL_MCL_CURRENT 1
+#define TARGET_MLOCKALL_MCL_FUTURE 2
+
+#endif /* TARGET_SYSCALL_H */