static void sdhci_data_transfer(void *opaque) { SDHCIState *s = (SDHCIState *)opaque; if (s->trnmod & SDHC_TRNS_DMA) { switch (SDHC_DMA_TYPE(s->hostctl)) { case SDHC_CTRL_SDMA: if ((s->blkcnt == 1) || !(s->trnmod & SDHC_TRNS_MULTI)) { sdhci_sdma_transfer_single_block(s); } else { sdhci_sdma_transfer_multi_blocks(s); } break; case SDHC_CTRL_ADMA1_32: if (!(s->capareg & SDHC_CAN_DO_ADMA1)) { ERRPRINT("ADMA1 not supported\n"); break; } sdhci_do_adma(s); break; case SDHC_CTRL_ADMA2_32: if (!(s->capareg & SDHC_CAN_DO_ADMA2)) { ERRPRINT("ADMA2 not supported\n"); break; } sdhci_do_adma(s); break; case SDHC_CTRL_ADMA2_64: if (!(s->capareg & SDHC_CAN_DO_ADMA2) || !(s->capareg & SDHC_64_BIT_BUS_SUPPORT)) { ERRPRINT("64 bit ADMA not supported\n"); break; } sdhci_do_adma(s); break; default: ERRPRINT("Unsupported DMA type\n"); break; } } else { if ((s->trnmod & SDHC_TRNS_READ) && sdbus_data_ready(&s->sdbus)) { s->prnsts |= SDHC_DOING_READ | SDHC_DATA_INHIBIT | SDHC_DAT_LINE_ACTIVE; sdhci_read_block_from_card(s); } else { s->prnsts |= SDHC_DOING_WRITE | SDHC_DAT_LINE_ACTIVE | SDHC_SPACE_AVAILABLE | SDHC_DATA_INHIBIT; sdhci_write_block_to_card(s); } } }