qemu/linux-user/i386/syscall.h

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/* 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_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;
target_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..
*/
target_long ebx;
target_long ecx;
target_long edx;
target_long esi;
target_long edi;
target_long ebp;
target_long eax;
target_long __null_ds;
target_long __null_es;
target_long __null_fs;
target_long __null_gs;
target_long orig_eax;
target_long eip;
unsigned short cs, __csh;
target_long eflags;
target_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 {
target_ulong __map[8]; /* 256 bits */
};
struct target_vm86_struct {
struct target_vm86_regs regs;
target_ulong flags;
target_ulong screen_bitmap;
target_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 {
target_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;
target_ulong flags;
target_ulong screen_bitmap;
target_ulong cpu_type;
struct target_revectored_struct int_revectored;
struct target_revectored_struct int21_revectored;
struct target_vm86plus_info_struct vm86plus;
};
/* ipcs */
#define TARGET_SEMOP 1
#define TARGET_SEMGET 2
#define TARGET_SEMCTL 3
#define TARGET_MSGSND 11
#define TARGET_MSGRCV 12
#define TARGET_MSGGET 13
#define TARGET_MSGCTL 14
#define TARGET_SHMAT 21
#define TARGET_SHMDT 22
#define TARGET_SHMGET 23
#define TARGET_SHMCTL 24
struct target_msgbuf {
int mtype;
char mtext[1];
};
struct target_ipc_kludge {
unsigned int msgp; /* Really (struct msgbuf *) */
int msgtyp;
};
struct target_ipc_perm {
int key;
unsigned short uid;
unsigned short gid;
unsigned short cuid;
unsigned short cgid;
unsigned short mode;
unsigned short seq;
};
struct target_msqid_ds {
struct target_ipc_perm msg_perm;
unsigned int msg_first; /* really struct target_msg* */
unsigned int msg_last; /* really struct target_msg* */
unsigned int msg_stime; /* really target_time_t */
unsigned int msg_rtime; /* really target_time_t */
unsigned int msg_ctime; /* really target_time_t */
unsigned int wwait; /* really struct wait_queue* */
unsigned int rwait; /* really struct wait_queue* */
unsigned short msg_cbytes;
unsigned short msg_qnum;
unsigned short msg_qbytes;
unsigned short msg_lspid;
unsigned short msg_lrpid;
};
struct target_shmid_ds {
struct target_ipc_perm shm_perm;
int shm_segsz;
unsigned int shm_atime; /* really target_time_t */
unsigned int shm_dtime; /* really target_time_t */
unsigned int shm_ctime; /* really target_time_t */
unsigned short shm_cpid;
unsigned short shm_lpid;
short shm_nattch;
unsigned short shm_npages;
unsigned long *shm_pages;
void *attaches; /* really struct shm_desc * */
};
#define TARGET_IPC_RMID 0
#define TARGET_IPC_SET 1
#define TARGET_IPC_STAT 2
union target_semun {
int val;
unsigned int buf; /* really struct semid_ds * */
unsigned int array; /* really unsigned short * */
unsigned int __buf; /* really struct seminfo * */
unsigned int __pad; /* really void* */
};
#define UNAME_MACHINE "i686"