URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [or1ksim/] [testbench/] [mmu_asm.S] - Rev 410

Go to most recent revision | Compare with Previous | Blame | View Log

#include "spr_defs.h"

    .global _lo_dmmu_en
    .global _lo_immu_en

_lo_dmmu_en:
                l.mfspr r3,r0,SPR_SR
    l.ori   r3,r3,SPR_SR_EXR
    l.ori   r3,r3,SPR_SR_DME
    l.mtspr r0,r3,SPR_ESR_BASE
    l.mtspr r0,r9,SPR_EPCR_BASE
    l.rfe
    l.nop
  
_lo_immu_en:
                l.mfspr r3,r0,SPR_SR
    l.ori   r3,r3,SPR_SR_EXR
    l.ori   r3,r3,SPR_SR_DME
    l.mtspr r0,r3,SPR_ESR_BASE
    l.mtspr r0,r9,SPR_EPCR_BASE
    l.rfe
    l.nop

Go to most recent revision | Compare with Previous | Blame | View Log

Browse

Tools

Subversion Repositories or1k

[/] [or1k/] [trunk/] [or1ksim/] [testbench/] [mmu_asm.S] - Rev 410