diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mm/tlb-v4wb.S')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mm/tlb-v4wb.S | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mm/tlb-v4wb.S b/ANDROID_3.4.5/arch/arm/mm/tlb-v4wb.S deleted file mode 100644 index c04598fa..00000000 --- a/ANDROID_3.4.5/arch/arm/mm/tlb-v4wb.S +++ /dev/null @@ -1,73 +0,0 @@ -/* - * linux/arch/arm/mm/tlbv4wb.S - * - * Copyright (C) 1997-2002 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * ARM architecture version 4 TLB handling functions. - * These assume a split I/D TLBs w/o I TLB entry, with a write buffer. - * - * Processors: SA110 SA1100 SA1110 - */ -#include <linux/linkage.h> -#include <linux/init.h> -#include <asm/asm-offsets.h> -#include <asm/tlbflush.h> -#include "proc-macros.S" - - .align 5 -/* - * v4wb_flush_user_tlb_range(start, end, mm) - * - * Invalidate a range of TLB entries in the specified address space. - * - * - start - range start address - * - end - range end address - * - mm - mm_struct describing address space - */ - .align 5 -ENTRY(v4wb_flush_user_tlb_range) - vma_vm_mm ip, r2 - act_mm r3 @ get current->active_mm - eors r3, ip, r3 @ == mm ? - movne pc, lr @ no, we dont do anything - vma_vm_flags r2, r2 - mcr p15, 0, r3, c7, c10, 4 @ drain WB - tst r2, #VM_EXEC - mcrne p15, 0, r3, c8, c5, 0 @ invalidate I TLB - bic r0, r0, #0x0ff - bic r0, r0, #0xf00 -1: mcr p15, 0, r0, c8, c6, 1 @ invalidate D TLB entry - add r0, r0, #PAGE_SZ - cmp r0, r1 - blo 1b - mov pc, lr - -/* - * v4_flush_kern_tlb_range(start, end) - * - * Invalidate a range of TLB entries in the specified kernel - * address range. - * - * - start - virtual address (may not be aligned) - * - end - virtual address (may not be aligned) - */ -ENTRY(v4wb_flush_kern_tlb_range) - mov r3, #0 - mcr p15, 0, r3, c7, c10, 4 @ drain WB - bic r0, r0, #0x0ff - bic r0, r0, #0xf00 - mcr p15, 0, r3, c8, c5, 0 @ invalidate I TLB -1: mcr p15, 0, r0, c8, c6, 1 @ invalidate D TLB entry - add r0, r0, #PAGE_SZ - cmp r0, r1 - blo 1b - mov pc, lr - - __INITDATA - - /* define struct cpu_tlb_fns (see <asm/tlbflush.h> and proc-macros.S) */ - define_tlb_functions v4wb, v4wb_tlb_flags |