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root / linux-user / ppc / syscall.h @ cf720db3

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/*
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 *  PPC emulation for qemu: syscall definitions.
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 * 
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 *  Copyright (c) 2003 Jocelyn Mayer
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 */
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/* XXX: ABSOLUTELY BUGGY:
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 * for now, this is quite just a cut-and-paste from i386 target...
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 */
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/* default linux values for the selectors */
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#define __USER_DS        (1)
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struct target_pt_regs {
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        unsigned long gpr[32];
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        unsigned long nip;
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        unsigned long msr;
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        unsigned long orig_gpr3;        /* Used for restarting system calls */
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        unsigned long ctr;
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        unsigned long link;
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        unsigned long xer;
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        unsigned long ccr;
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        unsigned long mq;                /* 601 only (not used at present) */
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                                        /* Used on APUS to hold IPL value. */
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        unsigned long trap;                /* Reason for being here */
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        unsigned long dar;                /* Fault registers */
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        unsigned long dsisr;
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        unsigned long result;                 /* Result of a system call */
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};
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/* ioctls */
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struct target_revectored_struct {
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        target_ulong __map[8];                        /* 256 bits */
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};
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/*
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 * flags masks
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 */
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/* ipcs */
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#define TARGET_SEMOP           1
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#define TARGET_SEMGET          2
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#define TARGET_SEMCTL          3 
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#define TARGET_MSGSND          11 
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#define TARGET_MSGRCV          12
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#define TARGET_MSGGET          13
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#define TARGET_MSGCTL          14
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#define TARGET_SHMAT           21
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#define TARGET_SHMDT           22
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#define TARGET_SHMGET          23
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#define TARGET_SHMCTL          24
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struct target_msgbuf {
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        int mtype;
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        char mtext[1];
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};
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struct target_ipc_kludge {
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        unsigned int        msgp;        /* Really (struct msgbuf *) */
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        int msgtyp;
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};        
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struct target_ipc_perm {
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        int        key;
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        unsigned short        uid;
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        unsigned short        gid;
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        unsigned short        cuid;
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        unsigned short        cgid;
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        unsigned short        mode;
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        unsigned short        seq;
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};
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struct target_msqid_ds {
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        struct target_ipc_perm        msg_perm;
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        unsigned int                msg_first;        /* really struct target_msg* */
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        unsigned int                msg_last;        /* really struct target_msg* */
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        unsigned int                msg_stime;        /* really target_time_t */
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        unsigned int                msg_rtime;        /* really target_time_t */
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        unsigned int                msg_ctime;        /* really target_time_t */
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        unsigned int                wwait;                /* really struct wait_queue* */
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        unsigned int                rwait;                /* really struct wait_queue* */
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        unsigned short                msg_cbytes;
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        unsigned short                msg_qnum;
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        unsigned short                msg_qbytes;
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        unsigned short                msg_lspid;
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        unsigned short                msg_lrpid;
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};
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struct target_shmid_ds {
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        struct target_ipc_perm        shm_perm;
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        int                        shm_segsz;
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        unsigned int                shm_atime;        /* really target_time_t */
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        unsigned int                shm_dtime;        /* really target_time_t */
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        unsigned int                shm_ctime;        /* really target_time_t */
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        unsigned short                shm_cpid;
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        unsigned short                shm_lpid;
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        short                        shm_nattch;
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        unsigned short                shm_npages;
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        unsigned long                *shm_pages;
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        void                         *attaches;        /* really struct shm_desc * */
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};
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#define TARGET_IPC_RMID        0
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#define TARGET_IPC_SET        1
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#define TARGET_IPC_STAT        2
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union target_semun {
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    int val;
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    unsigned int buf;        /* really struct semid_ds * */
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    unsigned int array; /* really unsigned short * */
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    unsigned int __buf;        /* really struct seminfo * */
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    unsigned int __pad;        /* really void* */
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};
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#define UNAME_MACHINE "ppc"