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https://opencores.org/ocsvn/an-fpga-implementation-of-low-latency-noc-based-mpsoc/an-fpga-implementation-of-low-latency-noc-based-mpsoc/trunk
Subversion Repositories an-fpga-implementation-of-low-latency-noc-based-mpsoc
[/] [an-fpga-implementation-of-low-latency-noc-based-mpsoc/] [trunk/] [mpsoc/] [src_processor/] [mor1kx-3.1/] [sw/] [mor1kx/] [mmu.S] - Rev 39
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#include "spr-defs.h"
#include <or1k-asm.h>
/* MMU enable functions */
.global lo_dmmu_en
lo_dmmu_en:
l.mfspr r3,r0,SPR_SR
l.ori r3,r3,SPR_SR_DME
l.mtspr r0,r3,SPR_ESR_BASE
l.mtspr r0,r9,SPR_EPCR_BASE
l.rfe
.global lo_immu_en
lo_immu_en:
l.mfspr r3,r0,SPR_SR
l.ori r3,r3,SPR_SR_IME
l.mtspr r0,r3,SPR_ESR_BASE
l.mtspr r0,r9,SPR_EPCR_BASE
l.rfe
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