| 497,38 → 497,7 |
|---|
| dtlb_sfsr_write(0); |
| } |
| |
| #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. |
| */ |
| static void tlb_invalidate_entry(int tlb, index_t entry) |
| { |
| tlb_data_t d; |
| tlb_tag_read_reg_t t; |
| |
| if (tlb == TLB_DSMALL || tlb == TLB_DBIG_0 || tlb == TLB_DBIG_1) { |
| d.value = dtlb_data_access_read(tlb, entry); |
| if (!d.l || d.g) { |
| t.value = dtlb_tag_read_read(tlb, entry); |
| d.v = false; |
| dtlb_tag_access_write(t.value); |
| dtlb_data_access_write(tlb, entry, d.value); |
| } |
| } else if (tlb == TLB_ISMALL || tlb == TLB_IBIG) { |
| d.value = itlb_data_access_read(tlb, entry); |
| if (!d.l || d.g) { |
| t.value = itlb_tag_read_read(tlb, entry); |
| d.v = false; |
| itlb_tag_access_write(t.value); |
| itlb_data_access_write(tlb, entry, d.value); |
| } |
| } |
| } |
| #endif |
| |
| #if defined (US) |
| /** Invalidate all unlocked ITLB and DTLB entries. */ |
| void tlb_invalidate_all(void) |
| { |
| 543,7 → 512,6 |
|---|
| * be safe to invalidate them as late as now. |
| */ |
| |
| #if defined (US) |
| tlb_data_t d; |
| tlb_tag_read_reg_t t; |
| |
| 567,22 → 535,19 |
|---|
| } |
| } |
| |
| } |
| |
| #elif defined (US3) |
| |
| for (i = 0; i < tlb_ismall_size(); i++) |
| tlb_invalidate_entry(TLB_ISMALL, i); |
| for (i = 0; i < tlb_ibig_size(); i++) |
| tlb_invalidate_entry(TLB_IBIG, i); |
| for (i = 0; i < tlb_dsmall_size(); i++) |
| tlb_invalidate_entry(TLB_DSMALL, i); |
| for (i = 0; i < tlb_dbig_size(); i++) |
| tlb_invalidate_entry(TLB_DBIG_0, i); |
| for (i = 0; i < tlb_dbig_size(); i++) |
| tlb_invalidate_entry(TLB_DBIG_1, i); |
| /** Invalidate all unlocked ITLB and DTLB entries. */ |
| void tlb_invalidate_all(void) |
| { |
| itlb_demap(TLB_DEMAP_ALL, 0, 0); |
| dtlb_demap(TLB_DEMAP_ALL, 0, 0); |
| } |
| |
| #endif |
| |
| } |
| |
| /** Invalidate all ITLB and DTLB entries that belong to specified ASID |
| * (Context). |
| * |