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path: root/lib/ultralib/src/os/maptlbrdb.s
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#include "PR/R4300.h"
#include "sys/asm.h"
#include "sys/regdef.h"

.text
.set noreorder
LEAF(osMapTLBRdb)
    mfc0 t0, C0_ENTRYHI
    li t1, 31
    mtc0 t1, C0_INX
    mtc0 zero, C0_PAGEMASK /*4k*/
    li t2, TLBLO_UNCACHED | TLBLO_D | TLBLO_V | TLBLO_G
    li t1, K2BASE
    mtc0 t1, C0_ENTRYHI
    li t1, KUSIZE
    srl t3, t1,TLBLO_PFNSHIFT
    or t3, t3,t2
    mtc0 t3, C0_ENTRYLO0
    li t1, TLBLO_G
    mtc0 t1, C0_ENTRYLO1
    nop
    tlbwi
    nop
    nop
    nop
    nop
    mtc0 t0, C0_ENTRYHI
    jr ra
    nop
END(osMapTLBRdb)