xiaomi-sm8450/android_kernel_xiaomi_sm8450
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microblaze: Support 4k/16k/64k pages

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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>
This commit is contained in:
Michal Simek
2012-08-01 10:29:28 +02:00
parent 9f78d3b5ab
commit 6e80cff543
3 changed files with 10 additions and 9 deletions
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6
arch/microblaze/kernel/hw_exception_handler.S
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@@ -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