| 54,14 → 54,13 |
|---|
| #include <arch/mm/tsb.h> |
| #endif |
| |
| static void dtlb_pte_copy(pte_t *t, index_t index, bool ro); |
| static void itlb_pte_copy(pte_t *t, index_t index); |
| static void do_fast_instruction_access_mmu_miss_fault(istate_t *istate, |
| const char *str); |
| static void do_fast_data_access_mmu_miss_fault(istate_t *istate, |
| tlb_tag_access_reg_t tag, const char *str); |
| static void do_fast_data_access_protection_fault(istate_t *istate, |
| tlb_tag_access_reg_t tag, const char *str); |
| static void dtlb_pte_copy(pte_t *, index_t, bool); |
| static void itlb_pte_copy(pte_t *, index_t); |
| static void do_fast_instruction_access_mmu_miss_fault(istate_t *, const char *); |
| static void do_fast_data_access_mmu_miss_fault(istate_t *, tlb_tag_access_reg_t, |
| const char *); |
| static void do_fast_data_access_protection_fault(istate_t *, |
| tlb_tag_access_reg_t, const char *); |
| |
| char *context_encoding[] = { |
| "Primary", |
| 128,8 → 127,8 |
|---|
| * |
| * @param t Page Table Entry to be copied. |
| * @param index Zero if lower 8K-subpage, one if higher 8K-subpage. |
| * @param ro If true, the entry will be created read-only, regardless of its |
| * w field. |
| * @param ro If true, the entry will be created read-only, regardless |
| * of its w field. |
| */ |
| void dtlb_pte_copy(pte_t *t, index_t index, bool ro) |
| { |
| 235,9 → 234,10 |
|---|
| * Note that some faults (e.g. kernel faults) were already resolved by the |
| * low-level, assembly language part of the fast_data_access_mmu_miss handler. |
| * |
| * @param tag Content of the TLB Tag Access register as it existed when the |
| * trap happened. This is to prevent confusion created by clobbered |
| * Tag Access register during a nested DTLB miss. |
| * @param tag Content of the TLB Tag Access register as it existed |
| * when the trap happened. This is to prevent confusion |
| * created by clobbered Tag Access register during a nested |
| * DTLB miss. |
| * @param istate Interrupted state saved on the stack. |
| */ |
| void fast_data_access_mmu_miss(tlb_tag_access_reg_t tag, istate_t *istate) |
| 287,9 → 287,10 |
|---|
| |
| /** DTLB protection fault handler. |
| * |
| * @param tag Content of the TLB Tag Access register as it existed when the |
| * trap happened. This is to prevent confusion created by clobbered |
| * Tag Access register during a nested DTLB miss. |
| * @param tag Content of the TLB Tag Access register as it existed |
| * when the trap happened. This is to prevent confusion |
| * created by clobbered Tag Access register during a nested |
| * DTLB miss. |
| * @param istate Interrupted state saved on the stack. |
| */ |
| void fast_data_access_protection(tlb_tag_access_reg_t tag, istate_t *istate) |
| 485,10 → 486,9 |
|---|
| #if defined (US3) |
| /** Invalidates given TLB entry if and only if it is non-locked or global. |
| * |
| * @param tlb |
| * TLB number (one of TLB_DSMALL, TLB_DBIG_0, TLB_DBIG_1, |
| * TLB_ISMALL, TLB_IBIG) |
| * @param entry entry index within the given TLB |
| * @param tlb TLB number (one of TLB_DSMALL, TLB_DBIG_0, TLB_DBIG_1, |
| * TLB_ISMALL, TLB_IBIG). |
| * @param entry Entry index within the given TLB. |
| */ |
| static void tlb_invalidate_entry(int tlb, index_t entry) |
| { |