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Add -name option, by Anthony Liguori.
[qemu] / linux-user / main.c
diff --git a/linux-user/main.c b/linux-user/main.c
index 38e94d2..0c5e6b5 100644 (file)
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -670,18 +670,23 @@ void cpu_ppc_store_tbl (CPUState *env, uint32_t value)
 {
     cpu_ppc_store_tb(env, ((uint64_t)cpu_ppc_load_tbl(env) << 32) | value);
 }
-  
-uint32_t cpu_ppc_load_decr (CPUState *env)
+
+void cpu_ppc601_store_rtcu (CPUState *env, uint32_t value)
+__attribute__ (( alias ("cpu_ppc_store_tbu") ));
+
+uint32_t cpu_ppc601_load_rtcu (CPUState *env)
+__attribute__ (( alias ("cpu_ppc_load_tbu") ));
+
+void cpu_ppc601_store_rtcl (CPUState *env, uint32_t value)
 {
-    /* TO FIX */
-    return -1;
+    cpu_ppc_store_tbl(env, value & 0x3FFFFF80);
 }
- 
-void cpu_ppc_store_decr (CPUState *env, uint32_t value)
+
+uint32_t cpu_ppc601_load_rtcl (CPUState *env)
 {
-    /* TO FIX */
+    return cpu_ppc_load_tbl(env) & 0x3FFFFF80;
 }
- 
+
 void cpu_loop(CPUPPCState *env)
 {
     target_siginfo_t info;
@@ -1297,6 +1302,7 @@ static const uint8_t mips_syscall_args[] = {
        MIPS_SYS(sys_add_key    , 5)
        MIPS_SYS(sys_request_key        , 4)
        MIPS_SYS(sys_keyctl     , 5)
+       MIPS_SYS(sys_set_thread_area, 1)
 };
 
 #undef MIPS_SYS
@@ -1352,6 +1358,8 @@ void cpu_loop(CPUMIPSState *env)
                 }
             }
             break;
+        case EXCP_TLBL:
+        case EXCP_TLBS:
         case EXCP_CpU:
         case EXCP_RI:
             info.si_signo = TARGET_SIGILL;
@@ -1362,6 +1370,20 @@ void cpu_loop(CPUMIPSState *env)
         case EXCP_INTERRUPT:
             /* just indicate that signals should be handled asap */
             break;
+        case EXCP_DEBUG:
+            {
+                int sig;
+
+                sig = gdb_handlesig (env, TARGET_SIGTRAP);
+                if (sig)
+                  {
+                    info.si_signo = sig;
+                    info.si_errno = 0;
+                    info.si_code = TARGET_TRAP_BRKPT;
+                    queue_signal(info.si_signo, &info);
+                  }
+            }
+            break;
         default:
             //        error:
             fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", 
@@ -1514,14 +1536,15 @@ void cpu_loop(CPUM68KState *env)
 
 void usage(void)
 {
-    printf("qemu-" TARGET_ARCH " version " QEMU_VERSION ", Copyright (c) 2003-2005 Fabrice Bellard\n"
-           "usage: qemu-" TARGET_ARCH " [-h] [-g] [-d opts] [-L path] [-s size] program [arguments...]\n"
+    printf("qemu-" TARGET_ARCH " version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
+           "usage: qemu-" TARGET_ARCH " [-h] [-g] [-d opts] [-L path] [-s size] [-cpu model] program [arguments...]\n"
            "Linux CPU emulator (compiled for %s emulation)\n"
            "\n"
            "-h           print this help\n"
            "-g port      wait gdb connection to port\n"
            "-L path      set the elf interpreter prefix (default=%s)\n"
            "-s size      set the stack size in bytes (default=%ld)\n"
+           "-cpu model   select CPU (-cpu ? for list)\n"
            "\n"
            "debug options:\n"
 #ifdef USE_CODE_COPY
@@ -1545,6 +1568,7 @@ TaskState *first_task_state;
 int main(int argc, char **argv)
 {
     const char *filename;
+    const char *cpu_model;
     struct target_pt_regs regs1, *regs = &regs1;
     struct image_info info1, *info = &info1;
     TaskState ts1, *ts = &ts1;
@@ -1559,6 +1583,7 @@ int main(int argc, char **argv)
     /* init debug */
     cpu_set_log_filename(DEBUG_LOGFILE);
 
+    cpu_model = NULL;
     optind = 1;
     for(;;) {
         if (optind >= argc)
@@ -1609,6 +1634,18 @@ int main(int argc, char **argv)
             gdbstub_port = atoi(argv[optind++]);
        } else if (!strcmp(r, "r")) {
            qemu_uname_release = argv[optind++];
+        } else if (!strcmp(r, "cpu")) {
+            cpu_model = argv[optind++];
+            if (strcmp(cpu_model, "?") == 0) {
+#if defined(TARGET_PPC)
+                ppc_cpu_list(stdout, &fprintf);
+#elif defined(TARGET_ARM)
+                arm_cpu_list();
+#elif defined(TARGET_MIPS)
+                mips_cpu_list(stdout, &fprintf);
+#endif
+                _exit(1);
+            }
         } else 
 #ifdef USE_CODE_COPY
         if (!strcmp(r, "no-code-copy")) {
@@ -1734,7 +1771,9 @@ int main(int argc, char **argv)
 #elif defined(TARGET_ARM)
     {
         int i;
-        cpu_arm_set_model(env, ARM_CPUID_ARM1026);
+        if (cpu_model == NULL)
+            cpu_model = "arm926";
+        cpu_arm_set_model(env, cpu_model);
         cpsr_write(env, regs->uregs[16], 0xffffffff);
         for(i = 0; i < 16; i++) {
             env->regs[i] = regs->uregs[i];
@@ -1761,15 +1800,9 @@ int main(int argc, char **argv)
         int i;
 
         /* Choose and initialise CPU */
-        /* XXX: CPU model (or PVR) should be provided on command line */
-        //        ppc_find_by_name("750gx", &def);
-        //        ppc_find_by_name("750fx", &def);
-        //        ppc_find_by_name("750p", &def);
-        ppc_find_by_name("750", &def);
-        //        ppc_find_by_name("G3", &def);
-        //        ppc_find_by_name("604r", &def);
-        //        ppc_find_by_name("604e", &def);
-        //        ppc_find_by_name("604", &def);
+        if (cpu_model == NULL)
+            cpu_model = "750";
+        ppc_find_by_name(cpu_model, &def);
         if (def == NULL) {
             cpu_abort(env,
                       "Unable to find PowerPC CPU definition\n");
@@ -1816,15 +1849,24 @@ int main(int argc, char **argv)
     }
 #elif defined(TARGET_MIPS)
     {
+        mips_def_t *def;
         int i;
 
+        /* Choose and initialise CPU */
+        if (cpu_model == NULL)
+            cpu_model = "24Kf";
+        mips_find_by_name(cpu_model, &def);
+        if (def == NULL)
+            cpu_abort(env, "Unable to find MIPS CPU definition\n");
+        cpu_mips_register(env, def);
+
         for(i = 0; i < 32; i++) {
             env->gpr[i] = regs->regs[i];
         }
         env->PC = regs->cp0_epc;
-#ifdef MIPS_USES_FPU
-        env->CP0_Status |= (1 << CP0St_CU1);
-#endif
+        if (env->CP0_Config1 & (1 << CP0C1_FP)) {
+            env->CP0_Status |= (1 << CP0St_CU1);
+        }
     }
 #elif defined(TARGET_SH4)
     {
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