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Sparc32/64 CPU selection

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2534 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2007-03-25 07:55:52 +00:00
parent 34ee2edebb
commit 62724a3773
5 changed files with 96 additions and 9 deletions
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70
target-sparc/translate.c
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@ -55,6 +55,13 @@ typedef struct DisasContext {
struct TranslationBlock *tb;
} DisasContext;
struct sparc_def_t {
const unsigned char *name;
target_ulong iu_version;
uint32_t fpu_version;
uint32_t mmu_version;
};
static uint16_t *gen_opc_ptr;
static uint32_t *gen_opparam_ptr;
extern FILE *logfile;
@ -2751,11 +2758,8 @@ void cpu_reset(CPUSPARCState *env)
env->gregs[1] = ram_size;
#ifdef TARGET_SPARC64
env->pstate = PS_PRIV;
env->version = GET_VER(env);
env->pc = 0x1fff0000000ULL;
#else
env->fsr = 4 << 17; /* FPU version 4 (Meiko) */
env->mmuregs[0] = (0x04 << 24); /* Impl 0, ver 4, MMU disabled */
env->pc = 0xffd00000;
#endif
env->npc = env->pc + 4;
@ -2774,6 +2778,66 @@ CPUSPARCState *cpu_sparc_init(void)
return (env);
}
static const sparc_def_t sparc_defs[] = {
#ifdef TARGET_SPARC64
{
.name = "TI UltraSparc II",
.iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0 << 24)
| (MAXTL << 8) | (NWINDOWS - 1)),
.fpu_version = 0x00000000,
.mmu_version = 0,
},
#else
{
.name = "Fujitsu MB86904",
.iu_version = 0x04 << 24, /* Impl 0, ver 4 */
.fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
.mmu_version = 0x04 << 24, /* Impl 0, ver 4 */
},
#endif
};
int sparc_find_by_name(const unsigned char *name, const sparc_def_t **def)
{
int ret;
unsigned int i;
ret = -1;
*def = NULL;
for (i = 0; i < sizeof(sparc_defs) / sizeof(sparc_def_t); i++) {
if (strcasecmp(name, sparc_defs[i].name) == 0) {
*def = &sparc_defs[i];
ret = 0;
break;
}
}
return ret;
}
void sparc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
{
unsigned int i;
for (i = 0; i < sizeof(sparc_defs) / sizeof(sparc_def_t); i++) {
(*cpu_fprintf)(f, "Sparc %16s IU " TARGET_FMT_lx " FPU %08x MMU %08x\n",
sparc_defs[i].name,
sparc_defs[i].iu_version,
sparc_defs[i].fpu_version,
sparc_defs[i].mmu_version);
}
}
int cpu_sparc_register (CPUSPARCState *env, const sparc_def_t *def)
{
env->version = def->iu_version;
env->fsr = def->fpu_version;
#if !defined(TARGET_SPARC64)
env->mmuregs[0] = def->mmu_version;
#endif
return 0;
}
#define GET_FLAG(a,b) ((env->psr & a)?b:'-')
void cpu_dump_state(CPUState *env, FILE *f,