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22 lines
498 B
ArmAsm
22 lines
498 B
ArmAsm
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.globl exception_asm_start, exception_asm_end
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exception_asm_start:
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# store all interesting regs
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mfcr 0 ; stw 0,0x3580(0)
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mfxer 0 ; stw 0,0x3584(0)
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mflr 0 ; stw 0,0x3588(0)
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mfctr 0 ; stw 0,0x358c(0)
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mfsrr0 0 ; stw 0,0x3590(0)
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mfsrr1 0 ; stw 0,0x3594(0)
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mfdar 0 ; stw 0,0x3598(0)
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mfdsisr 0 ; stw 0,0x359c(0)
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# switch on FP, DR, IR
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mfmsr 0 ; ori 0,0,0x2030 ; mtsrr1 0
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# go to C handler
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lis 0,exception_handler@h ; ori 0,0,exception_handler@l ; mtsrr0 0
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rfi
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exception_asm_end:
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