Revision 06e12b65 target-sparc/helper.c
| b/target-sparc/helper.c | ||
|---|---|---|
| 378 | 378 |
{
|
| 379 | 379 |
uint64_t mask; |
| 380 | 380 |
|
| 381 |
switch ((tlb->tte >> 61) & 3) {
|
|
| 381 |
switch (TTE_PGSIZE(tlb->tte)) {
|
|
| 382 | 382 |
default: |
| 383 | 383 |
case 0x0: // 8k |
| 384 | 384 |
mask = 0xffffffffffffe000ULL; |
| ... | ... | |
| 445 | 445 |
uint8_t fault_type = 0; |
| 446 | 446 |
|
| 447 | 447 |
// access ok? |
| 448 |
if ((env->dtlb[i].tte & 0x4) && is_user) {
|
|
| 448 |
if (TTE_IS_PRIV(env->dtlb[i].tte) && is_user) {
|
|
| 449 | 449 |
fault_type |= 1; /* privilege violation */ |
| 450 | 450 |
env->exception_index = TT_DFAULT; |
| 451 | 451 |
|
| 452 | 452 |
DPRINTF_MMU("DFAULT at %" PRIx64 " context %" PRIx64
|
| 453 | 453 |
" mmu_idx=%d tl=%d\n", |
| 454 | 454 |
address, context, mmu_idx, env->tl); |
| 455 |
} else if (!(env->dtlb[i].tte & 0x2) && (rw == 1)) {
|
|
| 455 |
} else if (!TTE_IS_W_OK(env->dtlb[i].tte) && (rw == 1)) {
|
|
| 456 | 456 |
env->exception_index = TT_DPROT; |
| 457 | 457 |
|
| 458 | 458 |
DPRINTF_MMU("DPROT at %" PRIx64 " context %" PRIx64
|
| ... | ... | |
| 460 | 460 |
address, context, mmu_idx, env->tl); |
| 461 | 461 |
} else {
|
| 462 | 462 |
*prot = PAGE_READ; |
| 463 |
if (env->dtlb[i].tte & 0x2)
|
|
| 463 |
if (TTE_IS_W_OK(env->dtlb[i].tte)) {
|
|
| 464 | 464 |
*prot |= PAGE_WRITE; |
| 465 |
} |
|
| 465 | 466 |
|
| 466 | 467 |
TTE_SET_USED(env->dtlb[i].tte); |
| 467 | 468 |
|
| ... | ... | |
| 522 | 523 |
if (ultrasparc_tag_match(&env->itlb[i], |
| 523 | 524 |
address, context, physical)) {
|
| 524 | 525 |
// access ok? |
| 525 |
if ((env->itlb[i].tte & 0x4) && is_user) {
|
|
| 526 |
if (TTE_IS_PRIV(env->itlb[i].tte) && is_user) {
|
|
| 526 | 527 |
if (env->immu.sfsr) /* Fault status register */ |
| 527 | 528 |
env->immu.sfsr = 2; /* overflow (not read before |
| 528 | 529 |
another fault) */ |
| ... | ... | |
| 632 | 633 |
} else {
|
| 633 | 634 |
(*cpu_fprintf)(f, "DMMU dump\n"); |
| 634 | 635 |
for (i = 0; i < 64; i++) {
|
| 635 |
switch ((env->dtlb[i].tte >> 61) & 3) {
|
|
| 636 |
switch (TTE_PGSIZE(env->dtlb[i].tte)) {
|
|
| 636 | 637 |
default: |
| 637 | 638 |
case 0x0: |
| 638 | 639 |
mask = " 8k"; |
| ... | ... | |
| 647 | 648 |
mask = " 4M"; |
| 648 | 649 |
break; |
| 649 | 650 |
} |
| 650 |
if ((env->dtlb[i].tte & 0x8000000000000000ULL) != 0) {
|
|
| 651 |
if (TTE_IS_VALID(env->dtlb[i].tte)) {
|
|
| 651 | 652 |
(*cpu_fprintf)(f, "[%02u] VA: %" PRIx64 ", PA: %" PRIx64 |
| 652 | 653 |
", %s, %s, %s, %s, ctx %" PRId64 " %s\n", |
| 653 | 654 |
i, |
| 654 | 655 |
env->dtlb[i].tag & (uint64_t)~0x1fffULL, |
| 655 |
env->dtlb[i].tte & (uint64_t)0x1ffffffe000ULL,
|
|
| 656 |
TTE_PA(env->dtlb[i].tte),
|
|
| 656 | 657 |
mask, |
| 657 |
env->dtlb[i].tte & 0x4? "priv": "user", |
|
| 658 |
env->dtlb[i].tte & 0x2? "RW": "RO", |
|
| 659 |
env->dtlb[i].tte & 0x40? "locked": "unlocked", |
|
| 658 |
TTE_IS_PRIV(env->dtlb[i].tte) ? "priv" : "user", |
|
| 659 |
TTE_IS_W_OK(env->dtlb[i].tte) ? "RW" : "RO", |
|
| 660 |
TTE_IS_LOCKED(env->dtlb[i].tte) ? |
|
| 661 |
"locked" : "unlocked", |
|
| 660 | 662 |
env->dtlb[i].tag & (uint64_t)0x1fffULL, |
| 661 | 663 |
TTE_IS_GLOBAL(env->dtlb[i].tte)? |
| 662 | 664 |
"global" : "local"); |
| ... | ... | |
| 668 | 670 |
} else {
|
| 669 | 671 |
(*cpu_fprintf)(f, "IMMU dump\n"); |
| 670 | 672 |
for (i = 0; i < 64; i++) {
|
| 671 |
switch ((env->itlb[i].tte >> 61) & 3) {
|
|
| 673 |
switch (TTE_PGSIZE(env->itlb[i].tte)) {
|
|
| 672 | 674 |
default: |
| 673 | 675 |
case 0x0: |
| 674 | 676 |
mask = " 8k"; |
| ... | ... | |
| 683 | 685 |
mask = " 4M"; |
| 684 | 686 |
break; |
| 685 | 687 |
} |
| 686 |
if ((env->itlb[i].tte & 0x8000000000000000ULL) != 0) {
|
|
| 688 |
if (TTE_IS_VALID(env->itlb[i].tte)) {
|
|
| 687 | 689 |
(*cpu_fprintf)(f, "[%02u] VA: %" PRIx64 ", PA: %" PRIx64 |
| 688 | 690 |
", %s, %s, %s, ctx %" PRId64 " %s\n", |
| 689 | 691 |
i, |
| 690 | 692 |
env->itlb[i].tag & (uint64_t)~0x1fffULL, |
| 691 |
env->itlb[i].tte & (uint64_t)0x1ffffffe000ULL,
|
|
| 693 |
TTE_PA(env->itlb[i].tte),
|
|
| 692 | 694 |
mask, |
| 693 |
env->itlb[i].tte & 0x4? "priv": "user", |
|
| 694 |
env->itlb[i].tte & 0x40? "locked": "unlocked", |
|
| 695 |
TTE_IS_PRIV(env->itlb[i].tte) ? "priv" : "user", |
|
| 696 |
TTE_IS_LOCKED(env->itlb[i].tte) ? |
|
| 697 |
"locked" : "unlocked", |
|
| 695 | 698 |
env->itlb[i].tag & (uint64_t)0x1fffULL, |
| 696 | 699 |
TTE_IS_GLOBAL(env->itlb[i].tte)? |
| 697 | 700 |
"global" : "local"); |
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