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/* Configuration tester */
#include "spr_defs.h"
 
        .section .except
        .org 0x100
_reset:
        l.addi  r1,r0,0x7f00
        l.movhi r2,hi(_main)
        l.ori   r2,r2,lo(_main)
        l.jr    r2
        l.nop


        .section .text
_main:
        l.addi  r2,r0,0

        l.mfspr r3,r0,SPR_VR            /* Version */
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3

        l.mfspr r3,r0,SPR_UPR           /* Unit Present */
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3
                
        l.mfspr r4,r0,SPR_PMR           /* Power Management */
        l.addi  r3,r0,0
        l.mtspr r0,r3,SPR_PMR
        l.mfspr r3,r0,SPR_PMR
        l.andi  r3,r3,0xff
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3 

        l.addi  r3,r0,5
        l.mtspr r0,r3,SPR_PMR
        l.mfspr r3,r0,SPR_PMR
        l.andi  r3,r3,0xff
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3
        
        l.mtspr r0,r4,SPR_PMR

        l.mfspr r3,r0,SPR_CPUCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3

        l.mfspr r3,r0,SPR_DMMUCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3

        l.mfspr r3,r0,SPR_IMMUCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3

        l.mfspr r3,r0,SPR_DCCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3

        l.mfspr r3,r0,SPR_ICCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3
        
        l.mfspr r3,r0,SPR_DCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3
        
        l.mfspr r3,r0,SPR_PCCFGR
        l.mtspr r0,r3,0x1234
        l.add   r2,r2,r3

        /* Configurations may differ, so we will insert another report*/
        l.movhi r3,hi(0xdeacf5cc)
        l.ori   r3,r3,lo(0xdeacf5cc)
        l.add   r2,r2,r3
        l.mtspr r0,r2,0x1234
        
        l.movhi r3,hi(0xdeaddead)
        l.ori   r3,r3,lo(0xdeaddead)
        l.mtspr r0,r3,0x1234
        l.addi  r3,r0,0
        l.sys   203