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- TEXT _tas(SB), $0
- SYNC
- MOVW R3, R4
- MOVW $0xdeaddead,R5
- tas1:
- /* taken out for the 755. dcbf and L2 caching do not seem to get on
- with eachother. It seems that dcbf is desctructive in the L2 cache
- (also see l.s) */
- DCBF (R4)
- SYNC
- LWAR (R4), R3
- CMP R3, $0
- BNE tas0
- STWCCC R5, (R4)
- BNE tas1
- tas0:
- SYNC
- ISYNC
- RETURN
|
