diff options
| author | Kanoj Sarcar <kanoj@engr.sgi.com> | 2000-06-06 18:55:02 +0000 |
|---|---|---|
| committer | Kanoj Sarcar <kanoj@engr.sgi.com> | 2000-06-06 18:55:02 +0000 |
| commit | 0c37cbd74b2e4421ebb93a8498fdc1119f69dcfd (patch) | |
| tree | 720eb50dbe0787446a991c797ac1c085719a17c5 /arch/mips64/kernel/head.S | |
| parent | 9fb403ee99d7c6b74459b888315929f47e31b013 (diff) | |
Entrylo1 must at least be marked global for the tlb entry mapping the
mapped kernel text/data for tlb translation to work properly.
Diffstat (limited to 'arch/mips64/kernel/head.S')
| -rw-r--r-- | arch/mips64/kernel/head.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/mips64/kernel/head.S b/arch/mips64/kernel/head.S index 3e736acf7..85e99faae 100644 --- a/arch/mips64/kernel/head.S +++ b/arch/mips64/kernel/head.S @@ -86,7 +86,8 @@ NESTED(mapped_kernel_setup_tlb, 16, sp) dmtc0 t0, CP0_ENTRYHI li t0, ((_PAGE_GLOBAL|_PAGE_VALID| _PAGE_DIRTY|_CACHE_CACHABLE_COW) >> 6) mtc0 t0, CP0_ENTRYLO0 # physaddr 0, DVG, cach exlwr - mtc0 zero, CP0_ENTRYLO1 # 16M should be enough for text+data + li t0, (_PAGE_GLOBAL >> 6) # allow global access to kernel + mtc0 t0, CP0_ENTRYLO1 # 16M should be enough for text+data li t0, 0x1ffe000 # MAPPED_KERN_TLBMASK, TLBPGMASK_16M mtc0 t0, CP0_PAGEMASK li t0, 0 # KMAP_INX |