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| author | Michal Simek <monstr@monstr.eu> | 2012-08-01 10:29:28 +0200 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2012-10-04 14:52:49 +0200 |
| commit | 6e80cff5430efb9dc8c12cb066e12c62d0a2d9d2 (patch) | |
| tree | 9e536194b12b6d24aa4c0679b89a670dcf07b938 /arch/microblaze/kernel | |
| parent | 9f78d3b5ab97a22a7e836312c495804ee4bca4ab (diff) | |
microblaze: Support 4k/16k/64k pages
Add support for page size which is supported by MMU.
Remove 8k and 32k page size because they are not supported
by MMU.
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/kernel')
| -rw-r--r-- | arch/microblaze/kernel/hw_exception_handler.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S index 76a069dc13c..0a573df47ff 100644 --- a/arch/microblaze/kernel/hw_exception_handler.S +++ b/arch/microblaze/kernel/hw_exception_handler.S @@ -862,7 +862,13 @@ ex_handler_done: * bits 20 and 21 are zero. */ andi r3, r3, PAGE_MASK +#ifdef CONFIG_MICROBLAZE_64K_PAGES + ori r3, r3, TLB_VALID | TLB_PAGESZ(PAGESZ_64K) +#elif CONFIG_MICROBLAZE_16K_PAGES + ori r3, r3, TLB_VALID | TLB_PAGESZ(PAGESZ_16K) +#else ori r3, r3, TLB_VALID | TLB_PAGESZ(PAGESZ_4K) +#endif mts rtlbhi, r3 /* Load TLB HI */ nop |