diff options
| -rw-r--r-- | target/mips/tcg/sysemu/tlb_helper.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/target/mips/tcg/sysemu/tlb_helper.c b/target/mips/tcg/sysemu/tlb_helper.c index e5e1e9d..e7be649 100644 --- a/target/mips/tcg/sysemu/tlb_helper.c +++ b/target/mips/tcg/sysemu/tlb_helper.c @@ -623,18 +623,13 @@ static uint64_t get_tlb_entry_layout(CPUMIPSState *env, uint64_t entry, static int walk_directory(CPUMIPSState *env, uint64_t *vaddr, int directory_index, bool *huge_page, bool *hgpg_directory_hit, - uint64_t *pw_entrylo0, uint64_t *pw_entrylo1) + uint64_t *pw_entrylo0, uint64_t *pw_entrylo1, + int directory_shift, int leaf_shift) { int dph = (env->CP0_PWCtl >> CP0PC_DPH) & 0x1; int psn = (env->CP0_PWCtl >> CP0PC_PSN) & 0x3F; int hugepg = (env->CP0_PWCtl >> CP0PC_HUGEPG) & 0x1; int pf_ptew = (env->CP0_PWField >> CP0PF_PTEW) & 0x3F; - int ptew = (env->CP0_PWSize >> CP0PS_PTEW) & 0x3F; - int native_shift = (((env->CP0_PWSize >> CP0PS_PS) & 1) == 0) ? 2 : 3; - int directory_shift = (ptew > 1) ? -1 : - (hugepg && (ptew == 1)) ? native_shift + 1 : native_shift; - int leaf_shift = (ptew > 1) ? -1 : - (ptew == 1) ? native_shift + 1 : native_shift; uint32_t direntry_size = 1 << (directory_shift + 3); uint32_t leafentry_size = 1 << (leaf_shift + 3); uint64_t entry; @@ -779,7 +774,8 @@ static bool page_table_walk_refill(CPUMIPSState *env, vaddr address, if (gdw > 0) { vaddr |= goffset; switch (walk_directory(env, &vaddr, pf_gdw, &huge_page, &hgpg_gdhit, - &pw_entrylo0, &pw_entrylo1)) + &pw_entrylo0, &pw_entrylo1, + directory_shift, leaf_shift)) { case 0: return false; @@ -795,7 +791,8 @@ static bool page_table_walk_refill(CPUMIPSState *env, vaddr address, if (udw > 0) { vaddr |= uoffset; switch (walk_directory(env, &vaddr, pf_udw, &huge_page, &hgpg_udhit, - &pw_entrylo0, &pw_entrylo1)) + &pw_entrylo0, &pw_entrylo1, + directory_shift, leaf_shift)) { case 0: return false; @@ -811,7 +808,8 @@ static bool page_table_walk_refill(CPUMIPSState *env, vaddr address, if (mdw > 0) { vaddr |= moffset; switch (walk_directory(env, &vaddr, pf_mdw, &huge_page, &hgpg_mdhit, - &pw_entrylo0, &pw_entrylo1)) + &pw_entrylo0, &pw_entrylo1, + directory_shift, leaf_shift)) { case 0: return false; |