diff options
| author | Michael Trimarchi <trimarchimichael@yahoo.it> | 2009-08-20 13:27:44 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-08-20 13:27:44 +0900 |
| commit | 6503fe4a6508673c15a509ec4ac3ca5979ae9593 (patch) | |
| tree | fb5b77f9dfc320b7834c8a1ada22469cf247f36b /arch/sh/mm/tlb-sh4.c | |
| parent | 5c9740a8b797c9141a39e8115f5652d7bb28a67d (diff) | |
sh: Better description of SH-4 PTEA register update.
Signed-off-by: Michael Trimarchi <trimarchimichael@yahoo.it>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/tlb-sh4.c')
| -rw-r--r-- | arch/sh/mm/tlb-sh4.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c index f0c7b7397fa..fd0d11f1a81 100644 --- a/arch/sh/mm/tlb-sh4.c +++ b/arch/sh/mm/tlb-sh4.c @@ -61,9 +61,12 @@ void update_mmu_cache(struct vm_area_struct * vma, */ ctrl_outl(pte.pte_high, MMU_PTEA); #else - if (cpu_data->flags & CPU_HAS_PTEA) - /* TODO: make this look less hacky */ - ctrl_outl(((pteval >> 28) & 0xe) | (pteval & 0x1), MMU_PTEA); + if (cpu_data->flags & CPU_HAS_PTEA) { + /* The last 3 bits and the first one of pteval contains + * the PTEA timing control and space attribute bits + */ + ctrl_outl(copy_ptea_attributes(pteval), MMU_PTEA); + } #endif /* Set PTEL register */ |