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| author | Kumar Gala <galak@kernel.crashing.org> | 2009-11-12 10:26:16 -0600 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2010-01-05 13:49:08 -0600 |
| commit | 94e9411b9dda182dd63d53ba6ea640c98b35db5f (patch) | |
| tree | 99d2deb390f336c121fa536cf29db987f9983989 /include/asm-ppc/mmu.h | |
| parent | ee53650dad2fede057e93fdf6f8cd72b29ef7cd0 (diff) | |
| download | u-boot-imx-94e9411b9dda182dd63d53ba6ea640c98b35db5f.zip u-boot-imx-94e9411b9dda182dd63d53ba6ea640c98b35db5f.tar.gz u-boot-imx-94e9411b9dda182dd63d53ba6ea640c98b35db5f.tar.bz2 | |
ppc/85xx: Add tracking of TLB CAM usage
We need to track which TLB CAM entries are used to allow us to
"dynamically" allocate entries later in the code. For example the SPD
DDR code today hard codes which TLB entries it uses. We can now make
that pick entries that are free.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'include/asm-ppc/mmu.h')
| -rw-r--r-- | include/asm-ppc/mmu.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-ppc/mmu.h b/include/asm-ppc/mmu.h index ec22a50..fd10249 100644 --- a/include/asm-ppc/mmu.h +++ b/include/asm-ppc/mmu.h @@ -479,6 +479,8 @@ extern void disable_tlb(u8 esel); extern void invalidate_tlb(u8 tlb); extern void init_tlbs(void); extern int find_tlb_idx(void *addr, u8 tlbsel); +extern void init_used_tlb_cams(void); +extern int find_free_tlbcam(void); extern unsigned int setup_ddr_tlbs(unsigned int memsize_in_meg); |