Re: [Qemu-devel] [ADD] PPC processor emulation

[J. Mayer]

target-ppc__syscall.h.diff

Kernel structures definitions for PPC target.
May have to be fixed...

diff -urNbB -x CVS qemu-current/target-ppc/syscall.h qemu/target-ppc/syscall.h
--- qemu-current/target-ppc/syscall.h   Thu Jan  1 01:00:00 1970
+++ qemu/target-ppc/syscall.h   Sun Jun 29 19:59:03 2003
@@ -0,0 +1,129 @@
+/*
+ *  PPC emulation for qemu: syscall definitions.
+ * 
+ *  Copyright (c) 2003 Jocelyn Mayer
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+/* XXX: ABSOLUTELY BUGGY:
+ * for now, this is quite just a cut-and-paste from i386 target...
+ */
+
+/* default linux values for the selectors */
+#define __USER_DS      (1)
+
+struct target_pt_regs {
+       unsigned long gpr[32];
+       unsigned long nip;
+       unsigned long msr;
+       unsigned long orig_gpr3;        /* Used for restarting system calls */
+       unsigned long ctr;
+       unsigned long link;
+       unsigned long xer;
+       unsigned long ccr;
+       unsigned long mq;               /* 601 only (not used at present) */
+                                       /* Used on APUS to hold IPL value. */
+       unsigned long trap;             /* Reason for being here */
+       unsigned long dar;              /* Fault registers */
+       unsigned long dsisr;
+       unsigned long result;           /* Result of a system call */
+};
+
+/* ioctls */
+struct target_revectored_struct {
+       target_ulong __map[8];                  /* 256 bits */
+};
+
+/*
+ * flags masks
+ */
+
+/* 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* */
+};
+