URL
https://opencores.org/ocsvn/or1k/or1k/trunk
Subversion Repositories or1k
[/] [or1k/] [trunk/] [mp3/] [sw/] [setpc/] [setpc.S] - Rev 1773
Go to most recent revision | Compare with Previous | Blame | View Log
#include "spr_defs.h"
.extern main
.extern _src_beg
.extern _dst_beg
.extern _dst_end
.org 0x100
_reset:
l.nop
l.nop
l.movhi r0, 0x0
l.slli r0,r0,16
l.addi r1,r0,0x0
l.addi r2,r0,0x0
l.addi r3,r0,0x0
l.addi r4,r0,0x0
l.addi r5,r0,0x0
l.addi r6,r0,0x0
l.addi r7,r0,0x0
l.addi r8,r0,0x0
l.addi r9,r0,0x1234
l.addi r10,r0,0x0
l.addi r11,r0,0x0
l.addi r12,r0,0x0
l.addi r13,r0,0x0
l.addi r14,r0,0x0
l.addi r15,r0,0x0
l.addi r16,r0,0x0
l.addi r17,r0,0x0
l.addi r18,r0,0x0
l.addi r19,r0,0x0
l.addi r20,r0,0x0
l.addi r21,r0,0x0
l.addi r22,r0,0x0
l.addi r23,r0,0x0
l.addi r24,r0,0x0
l.addi r25,r0,0x0
l.addi r26,r0,0x0
l.addi r27,r0,0x0
l.addi r28,r0,0x0
l.addi r29,r0,0x0
l.addi r30,r0,0x0
l.addi r31,r0,0x0
l.movhi r2,hi(_main)
l.ori r2,r2,lo(_main)
l.jr r2
l.addi r2,r0,0
.org 0x2000
_main:
l.nop
l.nop
_loop:
l.addi r11,r11,1
l.addi r11,r11,2
l.addi r11,r11,3
l.addi r4,r0,SPR_PC
l.movhi r5,hi(_setpc)
l.addi r5,r5,lo(_setpc)
l.mtspr r4,r5,0 # set PC
l.addi r11,r11,4
l.j _stop
l.addi r11,r11,5
l.nop
.org 0x3000
_setpc:
l.addi r12,r12,1
l.addi r12,r12,2
_stop:
l.addi r12,r12,3
l.nop
l.movhi r15,hi(0xdeaddea1)
l.ori r15,r15,lo(0xdeaddea1)
l.add r15,r15,r11
l.add r15,r15,r12
l.mtspr r0,r15,0x1234
l.nop
l.sys 203
l.nop
Go to most recent revision | Compare with Previous | Blame | View Log