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avoid executing cache opcode on non-4 byte aligned boundaries

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Vladimir 'phcoder' Serbinenko 2011-05-13 16:41:26 +02:00
parent fb25a86108
commit 214af04cf5
1 changed files with 4 additions and 4 deletions
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8
grub-core/kern/mips/cache_flush.S
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@ -9,15 +9,15 @@
subu $t1, $t3, $t2
1:
cache 1, 0($t0)
addiu $t1, $t1, 0xffff
addiu $t1, $t1, -0x4
bne $t1, $zero, 1b
addiu $t0, $t0, 0x1
addiu $t0, $t0, 0x4
sync
move $t0, $t2
subu $t1, $t3, $t2
2:
cache 0, 0($t0)
addiu $t1, $t1, 0xffff
addiu $t1, $t1, -0x4
bne $t1, $zero, 2b
addiu $t0, $t0, 0x1
addiu $t0, $t0, 0x4
sync