Revision 1d0a48fb target-ppc/helper.c
| b/target-ppc/helper.c | ||
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| 186 | 186 |
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void ppc6xx_tlb_invalidate_all (CPUState *env) |
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{
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ppc_tlb_t *tlb; |
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ppc6xx_tlb_t *tlb;
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int nr, max; |
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#if defined (DEBUG_SOFTWARE_TLB) && 0 |
| ... | ... | |
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if (env->id_tlbs == 1) |
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max *= 2; |
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for (nr = 0; nr < max; nr++) {
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tlb = &env->tlb[nr]; |
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tlb = &env->tlb[nr].tlb6;
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#if !defined(FLUSH_ALL_TLBS) |
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tlb_flush_page(env, tlb->EPN); |
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#endif |
| ... | ... | |
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target_ulong eaddr, |
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int is_code, int match_epn) |
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{
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ppc_tlb_t *tlb; |
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ppc6xx_tlb_t *tlb;
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int way, nr; |
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#if !defined(FLUSH_ALL_TLBS) |
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/* Invalidate ITLB + DTLB, all ways */ |
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for (way = 0; way < env->nb_ways; way++) {
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nr = ppc6xx_tlb_getnum(env, eaddr, way, is_code); |
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tlb = &env->tlb[nr]; |
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tlb = &env->tlb[nr].tlb6;
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if (pte_is_valid(tlb->pte0) && (match_epn == 0 || eaddr == tlb->EPN)) {
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#if defined (DEBUG_SOFTWARE_TLB) |
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if (loglevel != 0) {
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| ... | ... | |
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void ppc6xx_tlb_store (CPUState *env, target_ulong EPN, int way, int is_code, |
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target_ulong pte0, target_ulong pte1) |
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{
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ppc_tlb_t *tlb; |
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ppc6xx_tlb_t *tlb;
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int nr; |
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nr = ppc6xx_tlb_getnum(env, EPN, way, is_code); |
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tlb = &env->tlb[nr]; |
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tlb = &env->tlb[nr].tlb6;
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#if defined (DEBUG_SOFTWARE_TLB) |
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if (loglevel != 0) {
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fprintf(logfile, "Set TLB %d/%d EPN " ADDRX " PTE0 " ADDRX |
| ... | ... | |
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tlb->pte0 = pte0; |
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tlb->pte1 = pte1; |
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tlb->EPN = EPN; |
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tlb->PID = 0; |
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tlb->size = 1; |
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/* Store last way for LRU mechanism */ |
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env->last_way = way; |
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} |
| ... | ... | |
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static int ppc6xx_tlb_check (CPUState *env, mmu_ctx_t *ctx, |
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target_ulong eaddr, int rw, int access_type) |
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{
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ppc_tlb_t *tlb; |
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ppc6xx_tlb_t *tlb;
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int nr, best, way; |
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int ret; |
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|
| ... | ... | |
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for (way = 0; way < env->nb_ways; way++) {
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nr = ppc6xx_tlb_getnum(env, eaddr, way, |
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access_type == ACCESS_CODE ? 1 : 0); |
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tlb = &env->tlb[nr]; |
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tlb = &env->tlb[nr].tlb6;
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/* This test "emulates" the PTE index match for hardware TLBs */ |
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if ((eaddr & TARGET_PAGE_MASK) != tlb->EPN) {
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#if defined (DEBUG_SOFTWARE_TLB) |
| ... | ... | |
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} |
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#endif |
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/* Update page flags */ |
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pte_update_flags(ctx, &env->tlb[best].pte1, ret, rw); |
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pte_update_flags(ctx, &env->tlb[best].tlb6.pte1, ret, rw);
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} |
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return ret; |
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