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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4440 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2008-05-12 16:13:33 +00:00
parent 8686c490f7
commit 77f193daa8
13 changed files with 395 additions and 200 deletions
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72
target-sparc/helper.c
View file

@ -193,7 +193,8 @@ static int get_physical_address(CPUState *env, target_phys_addr_t *physical,
return (3 << 8) | (4 << 2);
case 2: /* L3 PTE */
virt_addr = address & TARGET_PAGE_MASK;
page_offset = (address & TARGET_PAGE_MASK) & (TARGET_PAGE_SIZE - 1);
page_offset = (address & TARGET_PAGE_MASK) &
(TARGET_PAGE_SIZE - 1);
}
break;
case 2: /* L2 PTE */
@ -243,7 +244,8 @@ int cpu_sparc_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
target_ulong vaddr;
int error_code = 0, prot, ret = 0, access_index;
error_code = get_physical_address(env, &paddr, &prot, &access_index, address, rw, mmu_idx);
error_code = get_physical_address(env, &paddr, &prot, &access_index,
address, rw, mmu_idx);
if (error_code == 0) {
vaddr = address & TARGET_PAGE_MASK;
paddr &= TARGET_PAGE_MASK;
@ -387,7 +389,8 @@ void dump_mmu(CPUState *env)
/*
* UltraSparc IIi I/DMMUs
*/
static int get_physical_address_data(CPUState *env, target_phys_addr_t *physical, int *prot,
static int get_physical_address_data(CPUState *env,
target_phys_addr_t *physical, int *prot,
target_ulong address, int rw, int is_user)
{
target_ulong mask;
@ -423,7 +426,8 @@ static int get_physical_address_data(CPUState *env, target_phys_addr_t *physical
((env->dtlb_tte[i] & 0x4) && is_user) ||
(!(env->dtlb_tte[i] & 0x2) && (rw == 1))) {
if (env->dmmuregs[3]) /* Fault status register */
env->dmmuregs[3] = 2; /* overflow (not read before another fault) */
env->dmmuregs[3] = 2; /* overflow (not read before
another fault) */
env->dmmuregs[3] |= (is_user << 3) | ((rw == 1) << 2) | 1;
env->dmmuregs[4] = address; /* Fault address register */
env->exception_index = TT_DFAULT;
@ -432,7 +436,8 @@ static int get_physical_address_data(CPUState *env, target_phys_addr_t *physical
#endif
return 1;
}
*physical = (env->dtlb_tte[i] & mask & 0x1fffffff000ULL) + (address & ~mask & 0x1fffffff000ULL);
*physical = (env->dtlb_tte[i] & mask & 0x1fffffff000ULL) +
(address & ~mask & 0x1fffffff000ULL);
*prot = PAGE_READ;
if (env->dtlb_tte[i] & 0x2)
*prot |= PAGE_WRITE;
@ -446,7 +451,8 @@ static int get_physical_address_data(CPUState *env, target_phys_addr_t *physical
return 1;
}
static int get_physical_address_code(CPUState *env, target_phys_addr_t *physical, int *prot,
static int get_physical_address_code(CPUState *env,
target_phys_addr_t *physical, int *prot,
target_ulong address, int is_user)
{
target_ulong mask;
@ -481,7 +487,8 @@ static int get_physical_address_code(CPUState *env, target_phys_addr_t *physical
if ((env->itlb_tte[i] & 0x8000000000000000ULL) == 0 ||
((env->itlb_tte[i] & 0x4) && is_user)) {
if (env->immuregs[3]) /* Fault status register */
env->immuregs[3] = 2; /* overflow (not read before another fault) */
env->immuregs[3] = 2; /* overflow (not read before
another fault) */
env->immuregs[3] |= (is_user << 3) | 1;
env->exception_index = TT_TFAULT;
#ifdef DEBUG_MMU
@ -489,7 +496,8 @@ static int get_physical_address_code(CPUState *env, target_phys_addr_t *physical
#endif
return 1;
}
*physical = (env->itlb_tte[i] & mask & 0x1fffffff000ULL) + (address & ~mask & 0x1fffffff000ULL);
*physical = (env->itlb_tte[i] & mask & 0x1fffffff000ULL) +
(address & ~mask & 0x1fffffff000ULL);
*prot = PAGE_EXEC;
return 0;
}
@ -523,12 +531,15 @@ int cpu_sparc_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
target_phys_addr_t paddr;
int error_code = 0, prot, ret = 0, access_index;
error_code = get_physical_address(env, &paddr, &prot, &access_index, address, rw, mmu_idx);
error_code = get_physical_address(env, &paddr, &prot, &access_index,
address, rw, mmu_idx);
if (error_code == 0) {
virt_addr = address & TARGET_PAGE_MASK;
vaddr = virt_addr + ((address & TARGET_PAGE_MASK) & (TARGET_PAGE_SIZE - 1));
vaddr = virt_addr + ((address & TARGET_PAGE_MASK) &
(TARGET_PAGE_SIZE - 1));
#ifdef DEBUG_MMU
printf("Translate at 0x%" PRIx64 " -> 0x%" PRIx64 ", vaddr 0x%" PRIx64 "\n", address, paddr, vaddr);
printf("Translate at 0x%" PRIx64 " -> 0x%" PRIx64 ", vaddr 0x%" PRIx64
"\n", address, paddr, vaddr);
#endif
ret = tlb_set_page_exec(env, vaddr, paddr, prot, mmu_idx, is_softmmu);
return ret;
@ -543,7 +554,8 @@ void dump_mmu(CPUState *env)
unsigned int i;
const char *mask;
printf("MMU contexts: Primary: %" PRId64 ", Secondary: %" PRId64 "\n", env->dmmuregs[1], env->dmmuregs[2]);
printf("MMU contexts: Primary: %" PRId64 ", Secondary: %" PRId64 "\n",
env->dmmuregs[1], env->dmmuregs[2]);
if ((env->lsu & DMMU_E) == 0) {
printf("DMMU disabled\n");
} else {
@ -565,7 +577,8 @@ void dump_mmu(CPUState *env)
break;
}
if ((env->dtlb_tte[i] & 0x8000000000000000ULL) != 0) {
printf("VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx ", %s, %s, %s, %s, ctx %" PRId64 "\n",
printf("VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx
", %s, %s, %s, %s, ctx %" PRId64 "\n",
env->dtlb_tag[i] & ~0x1fffULL,
env->dtlb_tte[i] & 0x1ffffffe000ULL,
mask,
@ -597,7 +610,8 @@ void dump_mmu(CPUState *env)
break;
}
if ((env->itlb_tte[i] & 0x8000000000000000ULL) != 0) {
printf("VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx ", %s, %s, %s, ctx %" PRId64 "\n",
printf("VA: " TARGET_FMT_lx ", PA: " TARGET_FMT_lx
", %s, %s, %s, ctx %" PRId64 "\n",
env->itlb_tag[i] & ~0x1fffULL,
env->itlb_tte[i] & 0x1ffffffe000ULL,
mask,
@ -1206,7 +1220,8 @@ static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model)
goto error;
}
} else {
fprintf(stderr, "feature string `%s' not in format (+feature|-feature|feature=xyz)\n", featurestr);
fprintf(stderr, "feature string `%s' not in format "
"(+feature|-feature|feature=xyz)\n", featurestr);
goto error;
}
featurestr = strtok(NULL, ",");
@ -1224,7 +1239,7 @@ static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model)
return -1;
}
void sparc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
void sparc_cpu_list(FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
{
unsigned int i;
@ -1234,14 +1249,17 @@ void sparc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
sparc_defs[i].iu_version,
sparc_defs[i].fpu_version,
sparc_defs[i].mmu_version);
print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES & ~sparc_defs[i].features, "-");
print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES & sparc_defs[i].features, "+");
print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES &
~sparc_defs[i].features, "-");
print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES &
sparc_defs[i].features, "+");
(*cpu_fprintf)(f, "\n");
}
(*cpu_fprintf)(f, "CPU feature flags (+/-): ");
print_features(f, cpu_fprintf, -1, NULL);
(*cpu_fprintf)(f, "\n");
(*cpu_fprintf)(f, "Numerical features (=): iu_version fpu_version mmu_version\n");
(*cpu_fprintf)(f, "Numerical features (=): iu_version fpu_version "
"mmu_version\n");
}
#define GET_FLAG(a,b) ((env->psr & a)?b:'-')
@ -1252,7 +1270,8 @@ void cpu_dump_state(CPUState *env, FILE *f,
{
int i, x;
cpu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc, env->npc);
cpu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc,
env->npc);
cpu_fprintf(f, "General Registers:\n");
for (i = 0; i < 4; i++)
cpu_fprintf(f, "%%g%c: " TARGET_FMT_lx "\t", i + '0', env->gregs[i]);
@ -1283,15 +1302,16 @@ void cpu_dump_state(CPUState *env, FILE *f,
#ifdef TARGET_SPARC64
cpu_fprintf(f, "pstate: 0x%08x ccr: 0x%02x asi: 0x%02x tl: %d fprs: %d\n",
env->pstate, GET_CCR(env), env->asi, env->tl, env->fprs);
cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate %d cleanwin %d cwp %d\n",
cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate %d "
"cleanwin %d cwp %d\n",
env->cansave, env->canrestore, env->otherwin, env->wstate,
env->cleanwin, NWINDOWS - 1 - env->cwp);
#else
cpu_fprintf(f, "psr: 0x%08x -> %c%c%c%c %c%c%c wim: 0x%08x\n", GET_PSR(env),
GET_FLAG(PSR_ZERO, 'Z'), GET_FLAG(PSR_OVF, 'V'),
GET_FLAG(PSR_NEG, 'N'), GET_FLAG(PSR_CARRY, 'C'),
env->psrs?'S':'-', env->psrps?'P':'-',
env->psret?'E':'-', env->wim);
cpu_fprintf(f, "psr: 0x%08x -> %c%c%c%c %c%c%c wim: 0x%08x\n",
GET_PSR(env), GET_FLAG(PSR_ZERO, 'Z'), GET_FLAG(PSR_OVF, 'V'),
GET_FLAG(PSR_NEG, 'N'), GET_FLAG(PSR_CARRY, 'C'),
env->psrs?'S':'-', env->psrps?'P':'-',
env->psret?'E':'-', env->wim);
#endif
cpu_fprintf(f, "fsr: 0x%08x\n", GET_FSR32(env));
}