R_000260_CUR_OFFSET
save->CUR_OFFSET = RREG32(R_000260_CUR_OFFSET);
WREG32(R_000260_CUR_OFFSET, save->CUR_OFFSET | S_000260_CUR_LOCK(1));
WREG32(R_000260_CUR_OFFSET, C_000260_CUR_LOCK & save->CUR_OFFSET);