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Annotation of qemu/linux-user/i386/syscall.h, revision 1.1

1.1     ! root        1: /* default linux values for the selectors */
        !             2: #define __USER_CS      (0x23)
        !             3: #define __USER_DS      (0x2B)
        !             4: 
        !             5: struct target_pt_regs {
        !             6:        long ebx;
        !             7:        long ecx;
        !             8:        long edx;
        !             9:        long esi;
        !            10:        long edi;
        !            11:        long ebp;
        !            12:        long eax;
        !            13:        int  xds;
        !            14:        int  xes;
        !            15:        long orig_eax;
        !            16:        long eip;
        !            17:        int  xcs;
        !            18:        long eflags;
        !            19:        long esp;
        !            20:        int  xss;
        !            21: };
        !            22: 
        !            23: /* ioctls */
        !            24: 
        !            25: #define TARGET_LDT_ENTRIES      8192
        !            26: #define TARGET_LDT_ENTRY_SIZE  8
        !            27: 
        !            28: #define TARGET_GDT_ENTRY_TLS_ENTRIES   3
        !            29: #define TARGET_GDT_ENTRY_TLS_MIN       6
        !            30: #define TARGET_GDT_ENTRY_TLS_MAX       (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1)
        !            31: 
        !            32: struct target_modify_ldt_ldt_s {
        !            33:     unsigned int  entry_number;
        !            34:     target_ulong base_addr;
        !            35:     unsigned int limit;
        !            36:     unsigned int flags;
        !            37: };
        !            38: 
        !            39: /* vm86 defines */
        !            40: 
        !            41: #define TARGET_BIOSSEG         0x0f000
        !            42: 
        !            43: #define TARGET_CPU_086         0
        !            44: #define TARGET_CPU_186         1
        !            45: #define TARGET_CPU_286         2
        !            46: #define TARGET_CPU_386         3
        !            47: #define TARGET_CPU_486         4
        !            48: #define TARGET_CPU_586         5
        !            49: 
        !            50: #define TARGET_VM86_SIGNAL     0       /* return due to signal */
        !            51: #define TARGET_VM86_UNKNOWN    1       /* unhandled GP fault - IO-instruction or similar */
        !            52: #define TARGET_VM86_INTx       2       /* int3/int x instruction (ARG = x) */
        !            53: #define TARGET_VM86_STI        3       /* sti/popf/iret instruction enabled virtual interrupts */
        !            54: 
        !            55: /*
        !            56:  * Additional return values when invoking new vm86()
        !            57:  */
        !            58: #define TARGET_VM86_PICRETURN  4       /* return due to pending PIC request */
        !            59: #define TARGET_VM86_TRAP       6       /* return due to DOS-debugger request */
        !            60: 
        !            61: /*
        !            62:  * function codes when invoking new vm86()
        !            63:  */
        !            64: #define TARGET_VM86_PLUS_INSTALL_CHECK 0
        !            65: #define TARGET_VM86_ENTER              1
        !            66: #define TARGET_VM86_ENTER_NO_BYPASS    2
        !            67: #define        TARGET_VM86_REQUEST_IRQ 3
        !            68: #define TARGET_VM86_FREE_IRQ           4
        !            69: #define TARGET_VM86_GET_IRQ_BITS       5
        !            70: #define TARGET_VM86_GET_AND_RESET_IRQ  6
        !            71: 
        !            72: /*
        !            73:  * This is the stack-layout seen by the user space program when we have
        !            74:  * done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout
        !            75:  * is 'kernel_vm86_regs' (see below).
        !            76:  */
        !            77: 
        !            78: struct target_vm86_regs {
        !            79: /*
        !            80:  * normal regs, with special meaning for the segment descriptors..
        !            81:  */
        !            82:        target_long ebx;
        !            83:        target_long ecx;
        !            84:        target_long edx;
        !            85:        target_long esi;
        !            86:        target_long edi;
        !            87:        target_long ebp;
        !            88:        target_long eax;
        !            89:        target_long __null_ds;
        !            90:        target_long __null_es;
        !            91:        target_long __null_fs;
        !            92:        target_long __null_gs;
        !            93:        target_long orig_eax;
        !            94:        target_long eip;
        !            95:        unsigned short cs, __csh;
        !            96:        target_long eflags;
        !            97:        target_long esp;
        !            98:        unsigned short ss, __ssh;
        !            99: /*
        !           100:  * these are specific to v86 mode:
        !           101:  */
        !           102:        unsigned short es, __esh;
        !           103:        unsigned short ds, __dsh;
        !           104:        unsigned short fs, __fsh;
        !           105:        unsigned short gs, __gsh;
        !           106: };
        !           107: 
        !           108: struct target_revectored_struct {
        !           109:        target_ulong __map[8];                  /* 256 bits */
        !           110: };
        !           111: 
        !           112: struct target_vm86_struct {
        !           113:        struct target_vm86_regs regs;
        !           114:        target_ulong flags;
        !           115:        target_ulong screen_bitmap;
        !           116:        target_ulong cpu_type;
        !           117:        struct target_revectored_struct int_revectored;
        !           118:        struct target_revectored_struct int21_revectored;
        !           119: };
        !           120: 
        !           121: /*
        !           122:  * flags masks
        !           123:  */
        !           124: #define TARGET_VM86_SCREEN_BITMAP      0x0001
        !           125: 
        !           126: struct target_vm86plus_info_struct {
        !           127:         target_ulong flags;
        !           128: #define TARGET_force_return_for_pic (1 << 0)
        !           129: #define TARGET_vm86dbg_active       (1 << 1)  /* for debugger */
        !           130: #define TARGET_vm86dbg_TFpendig     (1 << 2)  /* for debugger */
        !           131: #define TARGET_is_vm86pus           (1 << 31) /* for vm86 internal use */
        !           132:        unsigned char vm86dbg_intxxtab[32];   /* for debugger */
        !           133: };
        !           134: 
        !           135: struct target_vm86plus_struct {
        !           136:        struct target_vm86_regs regs;
        !           137:        target_ulong flags;
        !           138:        target_ulong screen_bitmap;
        !           139:        target_ulong cpu_type;
        !           140:        struct target_revectored_struct int_revectored;
        !           141:        struct target_revectored_struct int21_revectored;
        !           142:        struct target_vm86plus_info_struct vm86plus;
        !           143: };
        !           144: 
        !           145: /* ipcs */
        !           146: 
        !           147: #define TARGET_SEMOP           1
        !           148: #define TARGET_SEMGET          2
        !           149: #define TARGET_SEMCTL          3 
        !           150: #define TARGET_MSGSND          11 
        !           151: #define TARGET_MSGRCV          12
        !           152: #define TARGET_MSGGET          13
        !           153: #define TARGET_MSGCTL          14
        !           154: #define TARGET_SHMAT           21
        !           155: #define TARGET_SHMDT           22
        !           156: #define TARGET_SHMGET          23
        !           157: #define TARGET_SHMCTL          24
        !           158: 
        !           159: struct target_msgbuf {
        !           160:        int mtype;
        !           161:        char mtext[1];
        !           162: };
        !           163: 
        !           164: struct target_ipc_kludge {
        !           165:        unsigned int    msgp;   /* Really (struct msgbuf *) */
        !           166:        int msgtyp;
        !           167: };     
        !           168: 
        !           169: struct target_ipc_perm {
        !           170:        int     key;
        !           171:        unsigned short  uid;
        !           172:        unsigned short  gid;
        !           173:        unsigned short  cuid;
        !           174:        unsigned short  cgid;
        !           175:        unsigned short  mode;
        !           176:        unsigned short  seq;
        !           177: };
        !           178: 
        !           179: struct target_msqid_ds {
        !           180:        struct target_ipc_perm  msg_perm;
        !           181:        unsigned int            msg_first;      /* really struct target_msg* */
        !           182:        unsigned int            msg_last;       /* really struct target_msg* */
        !           183:        unsigned int            msg_stime;      /* really target_time_t */
        !           184:        unsigned int            msg_rtime;      /* really target_time_t */
        !           185:        unsigned int            msg_ctime;      /* really target_time_t */
        !           186:        unsigned int            wwait;          /* really struct wait_queue* */
        !           187:        unsigned int            rwait;          /* really struct wait_queue* */
        !           188:        unsigned short          msg_cbytes;
        !           189:        unsigned short          msg_qnum;
        !           190:        unsigned short          msg_qbytes;
        !           191:        unsigned short          msg_lspid;
        !           192:        unsigned short          msg_lrpid;
        !           193: };
        !           194: 
        !           195: struct target_shmid_ds {
        !           196:        struct target_ipc_perm  shm_perm;
        !           197:        int                     shm_segsz;
        !           198:        unsigned int            shm_atime;      /* really target_time_t */
        !           199:        unsigned int            shm_dtime;      /* really target_time_t */
        !           200:        unsigned int            shm_ctime;      /* really target_time_t */
        !           201:        unsigned short          shm_cpid;
        !           202:        unsigned short          shm_lpid;
        !           203:        short                   shm_nattch;
        !           204:        unsigned short          shm_npages;
        !           205:        unsigned long           *shm_pages;
        !           206:        void                    *attaches;      /* really struct shm_desc * */
        !           207: };
        !           208: 
        !           209: #define TARGET_IPC_RMID        0
        !           210: #define TARGET_IPC_SET 1
        !           211: #define TARGET_IPC_STAT        2
        !           212: 
        !           213: union target_semun {
        !           214:     int val;
        !           215:     unsigned int buf;  /* really struct semid_ds * */
        !           216:     unsigned int array; /* really unsigned short * */
        !           217:     unsigned int __buf;        /* really struct seminfo * */
        !           218:     unsigned int __pad;        /* really void* */
        !           219: };
        !           220: 
        !           221: #define UNAME_MACHINE "i686"

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