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target-ppc: Some support for dumping TLB_EMB TLBs 

Add mmubooke_dump_mmu().

TODO: Add printing of individual flags.

Signed-off-by: François Revol <revol@free.fr>
[agraf: fix coding style]
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
François Revol 2012-04-24 06:48:34 +00:00 committed by Alexander Graf
parent 5f2c23e61a
commit a738816212
1 changed files with 50 additions and 0 deletions
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50
target-ppc/helper.c
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@ -1466,6 +1466,53 @@ static const char *book3e_tsize_to_str[32] = {
"1T", "2T"
};
static void mmubooke_dump_mmu(FILE *f, fprintf_function cpu_fprintf,
CPUPPCState *env)
{
ppcemb_tlb_t *entry;
int i;
if (kvm_enabled() && !env->kvm_sw_tlb) {
cpu_fprintf(f, "Cannot access KVM TLB\n");
return;
}
cpu_fprintf(f, "\nTLB:\n");
cpu_fprintf(f, "Effective Physical Size PID Prot "
"Attr\n");
entry = &env->tlb.tlbe[0];
for (i = 0; i < env->nb_tlb; i++, entry++) {
target_phys_addr_t ea, pa;
target_ulong mask;
uint64_t size = (uint64_t)entry->size;
char size_buf[20];
/* Check valid flag */
if (!(entry->prot & PAGE_VALID)) {
continue;
}
mask = ~(entry->size - 1);
ea = entry->EPN & mask;
pa = entry->RPN & mask;
#if (TARGET_PHYS_ADDR_BITS >= 36)
/* Extend the physical address to 36 bits */
pa |= (target_phys_addr_t)(entry->RPN & 0xF) << 32;
#endif
size /= 1024;
if (size >= 1024) {
snprintf(size_buf, sizeof(size_buf), "%3" PRId64 "M", size / 1024);
} else {
snprintf(size_buf, sizeof(size_buf), "%3" PRId64 "k", size);
}
cpu_fprintf(f, "0x%016" PRIx64 " 0x%016" PRIx64 " %s %-5u %08x %08x\n",
(uint64_t)ea, (uint64_t)pa, size_buf, (uint32_t)entry->PID,
entry->prot, entry->attr);
}
}
static void mmubooke206_dump_one_tlb(FILE *f, fprintf_function cpu_fprintf,
CPUPPCState *env, int tlbn, int offset,
int tlbsize)
@ -1561,6 +1608,9 @@ static void mmubooks_dump_mmu(FILE *f, fprintf_function cpu_fprintf,
void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUPPCState *env)
{
switch (env->mmu_model) {
case POWERPC_MMU_BOOKE:
mmubooke_dump_mmu(f, cpu_fprintf, env);
break;
case POWERPC_MMU_BOOKE206:
mmubooke206_dump_mmu(f, cpu_fprintf, env);
break;