DIDT_SQ_CTRL0
DIDT_SQ_CTRL0, DIDT_CTRL_EN, block_en);
DIDT_SQ_CTRL0, DIDT_CTRL_EN, en);
data = RREG32_DIDT(DIDT_SQ_CTRL0);
WREG32_DIDT(DIDT_SQ_CTRL0, data);
data = RREG32_DIDT(DIDT_SQ_CTRL0);
WREG32_DIDT(DIDT_SQ_CTRL0, data);