DSP_C0_DMAEMI_MAP_ADDR
snd_sof_dsp_write(sdev, DSP_BUSREG_BAR, DSP_C0_DMAEMI_MAP_ADDR, offset);
offset != snd_sof_dsp_read(sdev, DSP_BUSREG_BAR, DSP_C0_DMAEMI_MAP_ADDR)) {