diff options
Diffstat (limited to 'arch/powerpc/mm')
| -rw-r--r-- | arch/powerpc/mm/fsl_booke_mmu.c | 12 | ||||
| -rw-r--r-- | arch/powerpc/mm/mmu_decl.h | 2 |
2 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/mm/fsl_booke_mmu.c b/arch/powerpc/mm/fsl_booke_mmu.c index e52e121..360a0ce 100644 --- a/arch/powerpc/mm/fsl_booke_mmu.c +++ b/arch/powerpc/mm/fsl_booke_mmu.c @@ -147,6 +147,18 @@ void settlbcam(int index, unsigned long virt, phys_addr_t phys, loadcam_entry(index); } +void cleartlbcam(unsigned long virt, unsigned int pid) +{ + int i = 0; + for (i = 0; i < NUM_TLBCAMS; i++) { + if (tlbcam_addrs[i].start == virt) { + TLBCAM[i].MAS1 = 0; + loadcam_entry(i); + return; + } + } +} + unsigned long calc_cam_sz(unsigned long ram, unsigned long virt, phys_addr_t phys) { diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index dbbba8d..5880a74 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -94,6 +94,8 @@ extern void _tlbia(void); void settlbcam(int index, unsigned long virt, phys_addr_t phys, unsigned long size, unsigned long flags, unsigned int pid); +void cleartlbcam(unsigned long virt, unsigned int pid); + #ifdef CONFIG_PPC32 extern void mapin_ram(void); |