ref: bb2060028e616df560628cf6f1e6e5d196d50833
dir: /sys/src/libc/power/tas.s/
TEXT _tas(SB), 1, $-4 MOVW R3, R4 MOVW $0xdeaddead,R5 tas1: /* DCBF (R4) fix for 603x bug */ SYNC LWAR (R4), R3 CMP R3, $0 BNE tas0 DCBT (R4) /* fix 405 errata cpu_210 */ STWCCC R5, (R4) BNE tas1 tas0: RETURN