diff options
Diffstat (limited to 'arch/mips/lib/dump_tlb.c')
| -rw-r--r-- | arch/mips/lib/dump_tlb.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c index 781ad96b78c4..83ed37298e66 100644 --- a/arch/mips/lib/dump_tlb.c +++ b/arch/mips/lib/dump_tlb.c @@ -10,6 +10,7 @@ #include <asm/hazards.h> #include <asm/mipsregs.h> +#include <asm/mmu_context.h> #include <asm/page.h> #include <asm/pgtable.h> #include <asm/tlbdebug.h> @@ -73,12 +74,13 @@ static inline const char *msk2str(unsigned int mask) static void dump_tlb(int first, int last) { - unsigned long s_entryhi, entryhi, asid; + unsigned long s_entryhi, entryhi, asid, mmid; unsigned long long entrylo0, entrylo1, pa; unsigned int s_index, s_pagemask, s_guestctl1 = 0; unsigned int pagemask, guestctl1 = 0, c0, c1, i; unsigned long asidmask = cpu_asid_mask(¤t_cpu_data); int asidwidth = DIV_ROUND_UP(ilog2(asidmask) + 1, 4); + unsigned long uninitialized_var(s_mmid); #ifdef CONFIG_32BIT bool xpa = cpu_has_xpa && (read_c0_pagegrain() & PG_ELPA); int pwidth = xpa ? 11 : 8; @@ -92,7 +94,12 @@ static void dump_tlb(int first, int last) s_pagemask = read_c0_pagemask(); s_entryhi = read_c0_entryhi(); s_index = read_c0_index(); - asid = s_entryhi & asidmask; + + if (cpu_has_mmid) + asid = s_mmid = read_c0_memorymapid(); + else + asid = s_entryhi & asidmask; + if (cpu_has_guestid) s_guestctl1 = read_c0_guestctl1(); @@ -105,6 +112,12 @@ static void dump_tlb(int first, int last) entryhi = read_c0_entryhi(); entrylo0 = read_c0_entrylo0(); entrylo1 = read_c0_entrylo1(); + + if (cpu_has_mmid) + mmid = read_c0_memorymapid(); + else + mmid = entryhi & asidmask; + if (cpu_has_guestid) guestctl1 = read_c0_guestctl1(); @@ -124,8 +137,7 @@ static void dump_tlb(int first, int last) * leave only a single G bit set after a machine check exception * due to duplicate TLB entry. */ - if (!((entrylo0 | entrylo1) & ENTRYLO_G) && - (entryhi & asidmask) != asid) + if (!((entrylo0 | entrylo1) & ENTRYLO_G) && (mmid != asid)) continue; /* @@ -138,7 +150,7 @@ static void dump_tlb(int first, int last) pr_cont("va=%0*lx asid=%0*lx", vwidth, (entryhi & ~0x1fffUL), - asidwidth, entryhi & asidmask); + asidwidth, mmid); if (cpu_has_guestid) pr_cont(" gid=%02lx", (guestctl1 & MIPS_GCTL1_RID) |