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lpc31 ECHI. Early debug changes

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This commit is contained in:
Gregory Nutt 2013-11-20 16:24:10 -06:00
parent ef226fe49f
commit 9ec6e4685a
1 changed files with 6 additions and 3 deletions
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9
arch/arm/src/arm/up_cache.S
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@ -149,6 +149,9 @@ cp15_invalidate_icache:
/* Invalidate D-Cache in the region described by r0=start and r1=end. */ /* Invalidate D-Cache in the region described by r0=start and r1=end. */
.globl cp15_invalidate_dcache
.type cp15_invalidate_dcache, function
cp15_invalidate_dcache: cp15_invalidate_dcache:
bic r0, r0, #CACHE_DLINESIZE - 1 bic r0, r0, #CACHE_DLINESIZE - 1
mcr p15, 0, r0, c7, c6, 1 /* Invalidate D entry */ mcr p15, 0, r0, c7, c6, 1 /* Invalidate D entry */
@ -161,8 +164,8 @@ cp15_invalidate_dcache:
#if 0 /* Not used */ #if 0 /* Not used */
/* Invalidate Dcache */ /* Invalidate Dcache */
.globl cp15_invalidate_dcache .globl cp15_invalidate_dcache_all
.type cp15_invalidate_dcache, function .type cp15_invalidate_dcache_all, function
cp15_invalidate_dcache_all: cp15_invalidate_dcache_all:
mov r0, #0 mov r0, #0
@ -176,7 +179,7 @@ cp15_invalidate_dcache_all:
nop nop
nop nop
bx lr bx lr
.size cp15_invalidate_dcache, . - cp15_invalidate_dcache .size cp15_invalidate_dcache_all, . - cp15_invalidate_dcache_all
/* CP15 Prefetch Icache line c7 /* CP15 Prefetch Icache line c7
* Performs an Icache lookup of the specified modified virtual address. * Performs an Icache lookup of the specified modified virtual address.