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Resynchronize darwin-user target with linux-user: 

add CPU selection feature, choose the correct default CPU and set
the 32/64 bits computation mode properly.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3657 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
j_mayer 2007-11-17 01:52:38 +00:00
parent b172c56a6d
commit 31fca6ab60
1 changed files with 31 additions and 4 deletions
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35
darwin-user/main.c
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@ -834,6 +834,15 @@ int main(int argc, char **argv)
} else
if (!strcmp(r, "g")) {
use_gdbstub = 1;
} else if (!strcmp(r, "cpu")) {
cpu_model = argv[optind++];
if (strcmp(cpu_model, "?") == 0) {
/* XXX: implement xxx_cpu_list for targets that still miss it */
#if defined(cpu_list)
cpu_list(stdout, &fprintf);
#endif
_exit(1);
}
} else
{
usage();
@ -846,16 +855,26 @@ int main(int argc, char **argv)
/* Zero out regs */
memset(regs, 0, sizeof(struct target_pt_regs));
/* NOTE: we need to init the CPU at this stage to get
qemu_host_page_size */
if (cpu_model == NULL) {
#if defined(TARGET_I386)
cpu_model = "qemu32";
#ifdef TARGET_X86_64
cpu_model = "qemu64";
#else
cpu_model = "qemu32";
#endif
#elif defined(TARGET_PPC)
cpu_model = "750";
#ifdef TARGET_PPC64
cpu_model = "970";
#else
cpu_model = "750";
#endif
#else
#error unsupported CPU
#endif
}
/* NOTE: we need to init the CPU at this stage to get
qemu_host_page_size */
env = cpu_init(cpu_model);
printf("Starting %s with qemu\n----------------\n", filename);
@ -997,6 +1016,14 @@ int main(int argc, char **argv)
#elif defined(TARGET_PPC)
{
int i;
#if defined(TARGET_PPC64)
#if defined(TARGET_ABI32)
env->msr &= ~((target_ulong)1 << MSR_SF);
#else
env->msr |= (target_ulong)1 << MSR_SF;
#endif
#endif
env->nip = regs->nip;
for(i = 0; i < 32; i++) {
env->gpr[i] = regs->gpr[i];