Revision 8500e3a9
| b/target-ppc/helper.c | ||
|---|---|---|
| 676 | 676 |
} |
| 677 | 677 |
|
| 678 | 678 |
#if defined(TARGET_PPC64) |
| 679 |
static inline int slb_lookup(CPUPPCState *env, target_ulong eaddr, |
|
| 680 |
target_ulong *vsid, target_ulong *page_mask, |
|
| 681 |
int *attr, int *target_page_bits) |
|
| 679 |
static inline ppc_slb_t *slb_lookup(CPUPPCState *env, target_ulong eaddr) |
|
| 682 | 680 |
{
|
| 683 | 681 |
uint64_t esid; |
| 684 | 682 |
int n; |
| ... | ... | |
| 693 | 691 |
LOG_SLB("%s: slot %d %016" PRIx64 " %016"
|
| 694 | 692 |
PRIx64 "\n", __func__, n, slb->esid, slb->vsid); |
| 695 | 693 |
if (slb->esid == esid) {
|
| 696 |
*vsid = (slb->vsid & SLB_VSID_VSID) >> SLB_VSID_SHIFT; |
|
| 697 |
*page_mask = ~SEGMENT_MASK_256M; |
|
| 698 |
*attr = slb->vsid & SLB_VSID_ATTR; |
|
| 699 |
if (target_page_bits) {
|
|
| 700 |
*target_page_bits = (slb->vsid & SLB_VSID_L) |
|
| 701 |
? TARGET_PAGE_BITS_16M |
|
| 702 |
: TARGET_PAGE_BITS; |
|
| 703 |
} |
|
| 704 |
return n; |
|
| 694 |
return slb; |
|
| 705 | 695 |
} |
| 706 | 696 |
} |
| 707 | 697 |
|
| 708 |
return -5;
|
|
| 698 |
return NULL;
|
|
| 709 | 699 |
} |
| 710 | 700 |
|
| 711 | 701 |
void ppc_slb_invalidate_all (CPUPPCState *env) |
| ... | ... | |
| 732 | 722 |
|
| 733 | 723 |
void ppc_slb_invalidate_one (CPUPPCState *env, uint64_t T0) |
| 734 | 724 |
{
|
| 735 |
target_ulong vsid, page_mask; |
|
| 736 |
int attr; |
|
| 737 |
int n; |
|
| 738 | 725 |
ppc_slb_t *slb; |
| 739 | 726 |
|
| 740 |
n = slb_lookup(env, T0, &vsid, &page_mask, &attr, NULL);
|
|
| 741 |
if (n < 0) {
|
|
| 727 |
slb = slb_lookup(env, T0);
|
|
| 728 |
if (!slb) {
|
|
| 742 | 729 |
return; |
| 743 | 730 |
} |
| 744 | 731 |
|
| 745 |
slb = &env->slb[n]; |
|
| 746 |
|
|
| 747 | 732 |
if (slb->esid & SLB_ESID_V) {
|
| 748 | 733 |
slb->esid &= ~SLB_ESID_V; |
| 749 | 734 |
|
| ... | ... | |
| 822 | 807 |
pr = msr_pr; |
| 823 | 808 |
#if defined(TARGET_PPC64) |
| 824 | 809 |
if (env->mmu_model & POWERPC_MMU_64) {
|
| 825 |
int attr;
|
|
| 810 |
ppc_slb_t *slb;
|
|
| 826 | 811 |
|
| 827 | 812 |
LOG_MMU("Check SLBs\n");
|
| 828 |
ret = slb_lookup(env, eaddr, &vsid, &page_mask, &attr, |
|
| 829 |
&target_page_bits); |
|
| 830 |
if (ret < 0) |
|
| 831 |
return ret; |
|
| 832 |
ctx->key = !!(pr ? (attr & SLB_VSID_KP) : (attr & SLB_VSID_KS)); |
|
| 813 |
slb = slb_lookup(env, eaddr); |
|
| 814 |
if (!slb) {
|
|
| 815 |
return -5; |
|
| 816 |
} |
|
| 817 |
|
|
| 818 |
vsid = (slb->vsid & SLB_VSID_VSID) >> SLB_VSID_SHIFT; |
|
| 819 |
page_mask = ~SEGMENT_MASK_256M; |
|
| 820 |
target_page_bits = (slb->vsid & SLB_VSID_L) |
|
| 821 |
? TARGET_PAGE_BITS_16M : TARGET_PAGE_BITS; |
|
| 822 |
ctx->key = !!(pr ? (slb->vsid & SLB_VSID_KP) |
|
| 823 |
: (slb->vsid & SLB_VSID_KS)); |
|
| 833 | 824 |
ds = 0; |
| 834 |
ctx->nx = !!(attr & SLB_VSID_N);
|
|
| 825 |
ctx->nx = !!(slb->vsid & SLB_VSID_N);
|
|
| 835 | 826 |
ctx->eaddr = eaddr; |
| 836 | 827 |
vsid_mask = 0x00003FFFFFFFFF80ULL; |
| 837 | 828 |
vsid_sh = 7; |
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