diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mm/tlb-fa.S')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mm/tlb-fa.S | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mm/tlb-fa.S b/ANDROID_3.4.5/arch/arm/mm/tlb-fa.S deleted file mode 100644 index d3ddcf9a..00000000 --- a/ANDROID_3.4.5/arch/arm/mm/tlb-fa.S +++ /dev/null @@ -1,69 +0,0 @@ -/* - * linux/arch/arm/mm/tlb-fa.S - * - * Copyright (C) 2005 Faraday Corp. - * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> - * - * Based on tlb-v4wbi.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, Faraday variation. - * This assume an unified TLBs, with a write buffer, and branch target buffer (BTB) - * - * Processors: FA520 FA526 FA626 - */ -#include <linux/linkage.h> -#include <linux/init.h> -#include <asm/asm-offsets.h> -#include <asm/tlbflush.h> -#include "proc-macros.S" - - -/* - * 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 4 -ENTRY(fa_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 - mov r3, #0 - mcr p15, 0, r3, c7, c10, 4 @ drain WB - bic r0, r0, #0x0ff - bic r0, r0, #0xf00 -1: mcr p15, 0, r0, c8, c7, 1 @ invalidate UTLB entry - add r0, r0, #PAGE_SZ - cmp r0, r1 - blo 1b - mcr p15, 0, r3, c7, c10, 4 @ data write barrier - mov pc, lr - - -ENTRY(fa_flush_kern_tlb_range) - mov r3, #0 - mcr p15, 0, r3, c7, c10, 4 @ drain WB - bic r0, r0, #0x0ff - bic r0, r0, #0xf00 -1: mcr p15, 0, r0, c8, c7, 1 @ invalidate UTLB entry - add r0, r0, #PAGE_SZ - cmp r0, r1 - blo 1b - mcr p15, 0, r3, c7, c10, 4 @ data write barrier - mcr p15, 0, r3, c7, c5, 4 @ prefetch flush (isb) - mov pc, lr - - __INITDATA - - /* define struct cpu_tlb_fns (see <asm/tlbflush.h> and proc-macros.S) */ - define_tlb_functions fa, fa_tlb_flags |