R_000E50_SRBM_STATUS
tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
RREG32(R_000E50_SRBM_STATUS));
tmp = RREG32(R_000E50_SRBM_STATUS);
case R_000E50_SRBM_STATUS:
RREG32(R_000E50_SRBM_STATUS);
DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);