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#include <linux/linkage.h>
#include <asm/asm-offsets.h>
.text
ENTRY(disable_clean_inv_dcache)
ARM( stmfd sp!, {r4-r5, r7, r9-r11, lr} )
THUMB( stmfd sp!, {r4-r7, r9-r11, lr} )
mrc p15, 0, r3, c1, c0, 0
bic r3, #4 @ clear C bit
mcr p15, 0, r3, c1, c0, 0
dsb
isb
mov r12, r0
cmp r12, #0
bleq v7_flush_dcache_louis
cmp r12, #0
blne v7_flush_dcache_all
clrex
mrc p15, 0, r3, c1, c0, 1
bic r3, #0x40 @ clear SMP bit
mcr p15, 0, r3, c1, c0, 1
isb
dsb
ARM( ldmfd sp!, {r4-r5, r7, r9-r11, lr} )
THUMB( ldmfd sp!, {r4-r7, r9-r11, lr} )
mov pc, lr
ENDPROC(disable_clean_inv_dcache)
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