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powerpc/fsl-booke: Add support for tlbilx instructions

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The e500mc core supports the new tlbilx instructions that do core
local invalidates and also provide us the ability to take down
all TLB entries matching a given PID.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala
2009-02-10 22:26:06 -06:00
parent c026c98739
commit c3071951d0
3 changed files with 41 additions and 10 deletions
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4
arch/powerpc/include/asm/mmu.h
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@@ -36,9 +36,9 @@
*/
#define MMU_FTR_USE_TLBIVAX_BCAST ASM_CONST(0x00040000)
/* Enable use of tlbilx invalidate-by-PID variant.
/* Enable use of tlbilx invalidate instructions.
*/
#define MMU_FTR_USE_TLBILX_PID ASM_CONST(0x00080000)
#define MMU_FTR_USE_TLBILX ASM_CONST(0x00080000)
/* This indicates that the processor cannot handle multiple outstanding
* broadcast tlbivax or tlbsync. This makes the code use a spinlock