diff options
Diffstat (limited to 'arch/mips/mm/tlbex.c')
-rw-r--r-- | arch/mips/mm/tlbex.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 0de0e4127d66..d1f68aadbc4c 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c | |||
@@ -788,10 +788,15 @@ static void __cpuinit build_r4000_tlb_refill_handler(void) | |||
788 | * create the plain linear handler | 788 | * create the plain linear handler |
789 | */ | 789 | */ |
790 | if (bcm1250_m3_war()) { | 790 | if (bcm1250_m3_war()) { |
791 | UASM_i_MFC0(&p, K0, C0_BADVADDR); | 791 | unsigned int segbits = 44; |
792 | UASM_i_MFC0(&p, K1, C0_ENTRYHI); | 792 | |
793 | uasm_i_dmfc0(&p, K0, C0_BADVADDR); | ||
794 | uasm_i_dmfc0(&p, K1, C0_ENTRYHI); | ||
793 | uasm_i_xor(&p, K0, K0, K1); | 795 | uasm_i_xor(&p, K0, K0, K1); |
794 | UASM_i_SRL(&p, K0, K0, PAGE_SHIFT + 1); | 796 | uasm_i_dsrl32(&p, K1, K0, 62 - 32); |
797 | uasm_i_dsrl(&p, K0, K0, 12 + 1); | ||
798 | uasm_i_dsll32(&p, K0, K0, 64 + 12 + 1 - segbits - 32); | ||
799 | uasm_i_or(&p, K0, K0, K1); | ||
795 | uasm_il_bnez(&p, &r, K0, label_leave); | 800 | uasm_il_bnez(&p, &r, K0, label_leave); |
796 | /* No need for uasm_i_nop */ | 801 | /* No need for uasm_i_nop */ |
797 | } | 802 | } |
@@ -1312,10 +1317,15 @@ static void __cpuinit build_r4000_tlb_load_handler(void) | |||
1312 | memset(relocs, 0, sizeof(relocs)); | 1317 | memset(relocs, 0, sizeof(relocs)); |
1313 | 1318 | ||
1314 | if (bcm1250_m3_war()) { | 1319 | if (bcm1250_m3_war()) { |
1315 | UASM_i_MFC0(&p, K0, C0_BADVADDR); | 1320 | unsigned int segbits = 44; |
1316 | UASM_i_MFC0(&p, K1, C0_ENTRYHI); | 1321 | |
1322 | uasm_i_dmfc0(&p, K0, C0_BADVADDR); | ||
1323 | uasm_i_dmfc0(&p, K1, C0_ENTRYHI); | ||
1317 | uasm_i_xor(&p, K0, K0, K1); | 1324 | uasm_i_xor(&p, K0, K0, K1); |
1318 | UASM_i_SRL(&p, K0, K0, PAGE_SHIFT + 1); | 1325 | uasm_i_dsrl32(&p, K1, K0, 62 - 32); |
1326 | uasm_i_dsrl(&p, K0, K0, 12 + 1); | ||
1327 | uasm_i_dsll32(&p, K0, K0, 64 + 12 + 1 - segbits - 32); | ||
1328 | uasm_i_or(&p, K0, K0, K1); | ||
1319 | uasm_il_bnez(&p, &r, K0, label_leave); | 1329 | uasm_il_bnez(&p, &r, K0, label_leave); |
1320 | /* No need for uasm_i_nop */ | 1330 | /* No need for uasm_i_nop */ |
1321 | } | 1331 | } |