#include "ultra64/asm.h"
#include "ultra64/r4300.h"

.set noat
.set noreorder

.section .text

.balign 16

LEAF(osWritebackDCacheAll)
    li      $t0, K0BASE
    li      $t2, DCACHE_SIZE
    addu    $t1, $t0, $t2
    addiu   $t1, $t1, -DCACHE_LINESIZE
1:
    cache   (CACH_PD | C_IWBINV), ($t0)
    sltu    $at, $t0, $t1
    bnez    $at, 1b
     addiu  $t0, DCACHE_LINESIZE
    jr      $ra
     nop
END(osWritebackDCacheAll)