X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fmm%2Fproc-arm920.S;h=0f490a0fcb71b4514b5957804cd58f0a426aed62;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=8c9204a7c3a371e5ea1cb2a4e96185894695f9a0;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S index 8c9204a7c..0f490a0fc 100644 --- a/arch/arm/mm/proc-arm920.S +++ b/arch/arm/mm/proc-arm920.S @@ -382,33 +382,27 @@ __arm920_setup: mcr p15, 0, r0, c7, c7 @ invalidate I,D caches on v4 mcr p15, 0, r0, c7, c10, 4 @ drain write buffer on v4 mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4 - mcr p15, 0, r4, c2, c0 @ load page table pointer - mov r0, #0x1f @ Domains 0, 1 = client - mcr p15, 0, r0, c3, c0 @ load domain access register mrc p15, 0, r0, c1, c0 @ get control register v4 -/* - * Clear out 'unwanted' bits (then put them in if we need them) - */ - @ VI ZFRS BLDP WCAM - bic r0, r0, #0x0e00 - bic r0, r0, #0x0002 - bic r0, r0, #0x000c - bic r0, r0, #0x1000 @ ...0 000. .... 000. -/* - * Turn on what we want - */ - orr r0, r0, #0x0031 - orr r0, r0, #0x2100 @ ..1. ...1 ..11 ...1 - -#ifndef CONFIG_CPU_DCACHE_DISABLE - orr r0, r0, #0x0004 @ .... .... .... .1.. -#endif -#ifndef CONFIG_CPU_ICACHE_DISABLE - orr r0, r0, #0x1000 @ ...1 .... .... .... -#endif + ldr r5, arm920_cr1_clear + bic r0, r0, r5 + ldr r5, arm920_cr1_set + orr r0, r0, r5 mov pc, lr .size __arm920_setup, . - __arm920_setup + /* + * R + * .RVI ZFRS BLDP WCAM + * ..11 0001 ..11 0101 + * + */ + .type arm920_cr1_clear, #object + .type arm920_cr1_set, #object +arm920_cr1_clear: + .word 0x3f3f +arm920_cr1_set: + .word 0x3135 + __INITDATA /* @@ -464,7 +458,12 @@ cpu_arm920_name: __arm920_proc_info: .long 0x41009200 .long 0xff00fff0 - .long 0x00000c1e @ mmuflags + .long PMD_TYPE_SECT | \ + PMD_SECT_BUFFERABLE | \ + PMD_SECT_CACHEABLE | \ + PMD_BIT4 | \ + PMD_SECT_AP_WRITE | \ + PMD_SECT_AP_READ b __arm920_setup .long cpu_arch_name .long cpu_elf_name