static void do_busid_cmd(ESPState *s, uint8_t *buf, uint8_t busid) { int32_t datalen; int lun; DPRINTF("do_busid_cmd: busid 0x%x\n", busid); lun = busid & 7; datalen = s->current_dev->info->send_command(s->current_dev, 0, buf, lun); s->ti_size = datalen; if (datalen != 0) { s->rregs[ESP_RSTAT] = STAT_TC; s->dma_left = 0; s->dma_counter = 0; if (datalen > 0) { s->rregs[ESP_RSTAT] |= STAT_DI; s->current_dev->info->read_data(s->current_dev, 0); } else { s->rregs[ESP_RSTAT] |= STAT_DO; s->current_dev->info->write_data(s->current_dev, 0); } } s->rregs[ESP_RINTR] = INTR_BS | INTR_FC; s->rregs[ESP_RSEQ] = SEQ_CD; esp_raise_irq(s); }