diff --git a/drivers/mmc/sdhcreg.h b/drivers/mmc/sdhcreg.h new file mode 100644 index 000000000..df6f33125 --- /dev/null +++ b/drivers/mmc/sdhcreg.h @@ -0,0 +1,202 @@ +/* $NetBSD: sdhcreg.h,v 1.6 2012/03/02 18:20:34 nonaka Exp $ */ +/* $OpenBSD: sdhcreg.h,v 1.4 2006/07/30 17:20:40 fgsch Exp $ */ + +/* + * Copyright (c) 2006 Uwe Stuehler + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _SDHCREG_H_ +#define _SDHCREG_H_ + +/* Host standard register set */ +#define SDHC_DMA_ADDR 0x00 +#define SDHC_BLOCK_SIZE 0x04 +#define SDHC_BLOCK_COUNT 0x06 +#define SDHC_BLOCK_COUNT_MAX 512 +#define SDHC_ARGUMENT 0x08 +#define SDHC_TRANSFER_MODE 0x0c +#define SDHC_MULTI_BLOCK_MODE (1<<5) +#define SDHC_READ_MODE (1<<4) +#define SDHC_AUTO_CMD12_ENABLE (1<<2) +#define SDHC_BLOCK_COUNT_ENABLE (1<<1) +#define SDHC_DMA_ENABLE (1<<0) +#define SDHC_COMMAND 0x0e +/* 14-15 reserved */ +#define SDHC_COMMAND_INDEX_SHIFT 8 +#define SDHC_COMMAND_INDEX_MASK 0x3f +#define SDHC_COMMAND_TYPE_ABORT (3<<6) +#define SDHC_COMMAND_TYPE_RESUME (2<<6) +#define SDHC_COMMAND_TYPE_SUSPEND (1<<6) +#define SDHC_COMMAND_TYPE_NORMAL (0<<6) +#define SDHC_DATA_PRESENT_SELECT (1<<5) +#define SDHC_INDEX_CHECK_ENABLE (1<<4) +#define SDHC_CRC_CHECK_ENABLE (1<<3) +/* 2 reserved */ +#define SDHC_RESP_LEN_48_CHK_BUSY (3<<0) +#define SDHC_RESP_LEN_48 (2<<0) +#define SDHC_RESP_LEN_136 (1<<0) +#define SDHC_NO_RESPONSE (0<<0) +#define SDHC_RESPONSE 0x10 /* - 0x1f */ +#define SDHC_DATA 0x20 +#define SDHC_PRESENT_STATE 0x24 +/* 25-31 reserved */ +#define SDHC_CMD_LINE_SIGNAL_LEVEL (1<<24) +#define SDHC_DAT3_LINE_LEVEL (1<<23) +#define SDHC_DAT2_LINE_LEVEL (1<<22) +#define SDHC_DAT1_LINE_LEVEL (1<<21) +#define SDHC_DAT0_LINE_LEVEL (1<<20) +#define SDHC_WRITE_PROTECT_SWITCH (1<<19) +#define SDHC_CARD_DETECT_PIN_LEVEL (1<<18) +#define SDHC_CARD_STATE_STABLE (1<<17) +#define SDHC_CARD_INSERTED (1<<16) +/* 12-15 reserved */ +#define SDHC_BUFFER_READ_ENABLE (1<<11) +#define SDHC_BUFFER_WRITE_ENABLE (1<<10) +#define SDHC_READ_TRANSFER_ACTIVE (1<<9) +#define SDHC_WRITE_TRANSFER_ACTIVE (1<<8) +/* 3-7 reserved */ +#define SDHC_DAT_ACTIVE (1<<2) +#define SDHC_CMD_INHIBIT_DAT (1<<1) +#define SDHC_CMD_INHIBIT_CMD (1<<0) +#define SDHC_CMD_INHIBIT_MASK 0x0003 +#define SDHC_HOST_CTL 0x28 +#define SDHC_HIGH_SPEED (1<<2) +#define SDHC_ESDHC_8BIT_MODE (1<<2) /* eSDHC */ +#define SDHC_4BIT_MODE (1<<1) +#define SDHC_LED_ON (1<<0) +#define SDHC_POWER_CTL 0x29 +#define SDHC_VOLTAGE_SHIFT 1 +#define SDHC_VOLTAGE_MASK 0x07 +#define SDHC_VOLTAGE_3_3V 0x07 +#define SDHC_VOLTAGE_3_0V 0x06 +#define SDHC_VOLTAGE_1_8V 0x05 +#define SDHC_BUS_POWER (1<<0) +#define SDHC_BLOCK_GAP_CTL 0x2a +#define SDHC_WAKEUP_CTL 0x2b +#define SDHC_CLOCK_CTL 0x2c +#define SDHC_SDCLK_DIV_SHIFT 8 +#define SDHC_SDCLK_DIV_MASK 0xff +#define SDHC_SDCLK_XDIV_SHIFT 6 +#define SDHC_SDCLK_XDIV_MASK 0x3 +#define SDHC_SDCLK_CGM (1<<5) +#define SDHC_SDCLK_DVS_SHIFT 4 +#define SDHC_SDCLK_DVS_MASK 0xf +#define SDHC_SDCLK_ENABLE (1<<2) +#define SDHC_INTCLK_STABLE (1<<1) +#define SDHC_INTCLK_ENABLE (1<<0) +#define SDHC_TIMEOUT_CTL 0x2e +#define SDHC_TIMEOUT_MAX 0x0e +#define SDHC_SOFTWARE_RESET 0x2f +#define SDHC_INIT_ACTIVE (1<<3) +#define SDHC_RESET_MASK 0x5 +#define SDHC_RESET_DAT (1<<2) +#define SDHC_RESET_CMD (1<<1) +#define SDHC_RESET_ALL (1<<0) +#define SDHC_NINTR_STATUS 0x30 +#define SDHC_ERROR_INTERRUPT (1<<15) +#define SDHC_CARD_INTERRUPT (1<<8) +#define SDHC_CARD_REMOVAL (1<<7) +#define SDHC_CARD_INSERTION (1<<6) +#define SDHC_BUFFER_READ_READY (1<<5) +#define SDHC_BUFFER_WRITE_READY (1<<4) +#define SDHC_DMA_INTERRUPT (1<<3) +#define SDHC_BLOCK_GAP_EVENT (1<<2) +#define SDHC_TRANSFER_COMPLETE (1<<1) +#define SDHC_COMMAND_COMPLETE (1<<0) +#define SDHC_NINTR_STATUS_MASK 0x81ff +#define SDHC_EINTR_STATUS 0x32 +#define SDHC_DMA_ERROR (1<<12) +#define SDHC_AUTO_CMD12_ERROR (1<<8) +#define SDHC_CURRENT_LIMIT_ERROR (1<<7) +#define SDHC_DATA_END_BIT_ERROR (1<<6) +#define SDHC_DATA_CRC_ERROR (1<<5) +#define SDHC_DATA_TIMEOUT_ERROR (1<<4) +#define SDHC_CMD_INDEX_ERROR (1<<3) +#define SDHC_CMD_END_BIT_ERROR (1<<2) +#define SDHC_CMD_CRC_ERROR (1<<1) +#define SDHC_CMD_TIMEOUT_ERROR (1<<0) +#define SDHC_EINTR_STATUS_MASK 0x01ff /* excluding vendor signals */ +#define SDHC_NINTR_STATUS_EN 0x34 +#define SDHC_EINTR_STATUS_EN 0x36 +#define SDHC_NINTR_SIGNAL_EN 0x38 +#define SDHC_NINTR_SIGNAL_MASK 0x01ff +#define SDHC_EINTR_SIGNAL_EN 0x3a +#define SDHC_EINTR_SIGNAL_MASK 0x01ff /* excluding vendor signals */ +#define SDHC_CMD12_ERROR_STATUS 0x3c +#define SDHC_CAPABILITIES 0x40 +#define SDHC_VOLTAGE_SUPP_1_8V (1<<26) +#define SDHC_VOLTAGE_SUPP_3_0V (1<<25) +#define SDHC_VOLTAGE_SUPP_3_3V (1<<24) +#define SDHC_DMA_SUPPORT (1<<22) +#define SDHC_HIGH_SPEED_SUPP (1<<21) +#define SDHC_MAX_BLK_LEN_512 0 +#define SDHC_MAX_BLK_LEN_1024 1 +#define SDHC_MAX_BLK_LEN_2048 2 +#define SDHC_MAX_BLK_LEN_4096 3 +#define SDHC_MAX_BLK_LEN_SHIFT 16 +#define SDHC_MAX_BLK_LEN_MASK 0x3 +#define SDHC_BASE_FREQ_SHIFT 8 +#define SDHC_BASE_FREQ_MASK 0x3f +#define SDHC_TIMEOUT_FREQ_UNIT (1<<7) /* 0=KHz, 1=MHz */ +#define SDHC_TIMEOUT_FREQ_SHIFT 0 +#define SDHC_TIMEOUT_FREQ_MASK 0x1f +#define SDHC_MAX_CAPABILITIES 0x48 +#define SDHC_HOST_VER 0xFC +#define SDHC_VVN_MASK 0x0f +#define SDHC_VVN_SHIFT 0x04 +#define SDHC_SVN_MASK 0x0f +#define SDHC_SVN_SHIFT 0x00 +#define SDHC_SLOT_INTR_STATUS 0xfc +#define SDHC_HOST_CTL_VERSION 0xfe +#define SDHC_SPEC_VERS_SHIFT 0 +#define SDHC_SPEC_VERS_MASK 0xff +#define SDHC_VENDOR_VERS_SHIFT 8 +#define SDHC_VENDOR_VERS_MASK 0xff +#define SDHC_DMA_CTL 0x40c /* eSDHC */ +#define SDHC_DMA_SNOOP 0x40 + +/* SDHC_SPEC_VERS */ +#define SDHC_SPEC_VERS_100 0x00 +#define SDHC_SPEC_VERS_200 0x01 +#define SDHC_SPEC_VERS_300 0x02 + +/* SDHC_CAPABILITIES decoding */ +#define SDHC_BASE_FREQ_KHZ(cap) \ + ((((cap) >> SDHC_BASE_FREQ_SHIFT) & SDHC_BASE_FREQ_MASK) * 1000) +#define SDHC_TIMEOUT_FREQ(cap) \ + (((cap) >> SDHC_TIMEOUT_FREQ_SHIFT) & SDHC_TIMEOUT_FREQ_MASK) +#define SDHC_TIMEOUT_FREQ_KHZ(cap) \ + (((cap) & SDHC_TIMEOUT_FREQ_UNIT) ? \ + SDHC_TIMEOUT_FREQ(cap) * 1000: \ + SDHC_TIMEOUT_FREQ(cap)) + +/* SDHC_HOST_CTL_VERSION decoding */ +#define SDHC_SPEC_VERSION(hcv) \ + (((hcv) >> SDHC_SPEC_VERS_SHIFT) & SDHC_SPEC_VERS_MASK) +#define SDHC_VENDOR_VERSION(hcv) \ + (((hcv) >> SDHC_VENDOR_VERS_SHIFT) & SDHC_VENDOR_VERS_MASK) + +#define SDHC_PRESENT_STATE_BITS \ + "\20\31CL\30D3L\27D2L\26D1L\25D0L\24WPS\23CD\22CSS\21CI" \ + "\14BRE\13BWE\12RTA\11WTA\3DLA\2CID\1CIC" +#define SDHC_NINTR_STATUS_BITS \ + "\20\20ERROR\11CARD\10REMOVAL\7INSERTION\6READ\5WRITE" \ + "\4DMA\3GAP\2XFER\1CMD" +#define SDHC_EINTR_STATUS_BITS \ + "\20\11ACMD12\10CL\7DEB\6DCRC\5DT\4CI\3CEB\2CCRC\1CT" +#define SDHC_CAPABILITIES_BITS \ + "\20\33Vdd1.8V\32Vdd3.0V\31Vdd3.3V\30SUSPEND\27DMA\26HIGHSPEED" + +#endif /* _SDHCREG_H_ */ diff --git a/drivers/mmc/sdmmcreg.h b/drivers/mmc/sdmmcreg.h new file mode 100644 index 000000000..d9f3e1c91 --- /dev/null +++ b/drivers/mmc/sdmmcreg.h @@ -0,0 +1,355 @@ +/* $NetBSD: sdmmcreg.h,v 1.8 2012/01/27 03:07:21 matt Exp $ */ +/* $OpenBSD: sdmmcreg.h,v 1.4 2009/01/09 10:55:22 jsg Exp $ */ + +/* + * Copyright (c) 2006 Uwe Stuehler + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _SDMMCREG_H_ +#define _SDMMCREG_H_ + +/* MMC commands */ /* response type */ +#define MMC_GO_IDLE_STATE 0 /* R0 */ +#define MMC_SEND_OP_COND 1 /* R3 */ +#define MMC_ALL_SEND_CID 2 /* R2 */ +#define MMC_SET_RELATIVE_ADDR 3 /* R1 */ +#define MMC_SWITCH 6 /* R1b */ +#define MMC_SELECT_CARD 7 /* R1 */ +#define MMC_SEND_EXT_CSD 8 /* R1 */ +#define MMC_SEND_CSD 9 /* R2 */ +#define MMC_SEND_CID 10 /* R2 */ +#define MMC_STOP_TRANSMISSION 12 /* R1b */ +#define MMC_SEND_STATUS 13 /* R1 */ +#define MMC_INACTIVE_STATE 15 /* R0 */ +#define MMC_SET_BLOCKLEN 16 /* R1 */ +#define MMC_READ_BLOCK_SINGLE 17 /* R1 */ +#define MMC_READ_BLOCK_MULTIPLE 18 /* R1 */ +#define MMC_SET_BLOCK_COUNT 23 /* R1 */ +#define MMC_WRITE_BLOCK_SINGLE 24 /* R1 */ +#define MMC_WRITE_BLOCK_MULTIPLE 25 /* R1 */ +#define MMC_PROGRAM_CSD 27 /* R1 */ +#define MMC_SET_WRITE_PROT 28 /* R1b */ +#define MMC_SET_CLR_WRITE_PROT 29 /* R1b */ +#define MMC_SET_SEND_WRITE_PROT 30 /* R1 */ +#define MMC_TAG_SECTOR_START 32 /* R1 */ +#define MMC_TAG_SECTOR_END 33 /* R1 */ +#define MMC_UNTAG_SECTOR 34 /* R1 */ +#define MMC_TAG_ERASE_GROUP_START 35 /* R1 */ +#define MMC_TAG_ERASE_GROUP_END 36 /* R1 */ +#define MMC_UNTAG_ERASE_GROUP 37 /* R1 */ +#define MMC_ERASE 38 /* R1b */ +#define MMC_LOCK_UNLOCK 42 /* R1b */ +#define MMC_APP_CMD 55 /* R1 */ +#define MMC_READ_OCR 58 /* R3 */ + +/* SD commands */ /* response type */ +#define SD_SEND_RELATIVE_ADDR 3 /* R6 */ +#define SD_SEND_SWITCH_FUNC 6 /* R1 */ +#define SD_SEND_IF_COND 8 /* R7 */ + +/* SD application commands */ /* response type */ +#define SD_APP_SET_BUS_WIDTH 6 /* R1 */ +#define SD_APP_OP_COND 41 /* R3 */ +#define SD_APP_SEND_SCR 51 /* R1 */ + +/* OCR bits */ +#define MMC_OCR_MEM_READY (1U<<31)/* memory power-up status bit */ +#define MMC_OCR_HCS (1<<30) +#define MMC_OCR_3_5V_3_6V (1<<23) +#define MMC_OCR_3_4V_3_5V (1<<22) +#define MMC_OCR_3_3V_3_4V (1<<21) +#define MMC_OCR_3_2V_3_3V (1<<20) +#define MMC_OCR_3_1V_3_2V (1<<19) +#define MMC_OCR_3_0V_3_1V (1<<18) +#define MMC_OCR_2_9V_3_0V (1<<17) +#define MMC_OCR_2_8V_2_9V (1<<16) +#define MMC_OCR_2_7V_2_8V (1<<15) +#define MMC_OCR_2_6V_2_7V (1<<14) +#define MMC_OCR_2_5V_2_6V (1<<13) +#define MMC_OCR_2_4V_2_5V (1<<12) +#define MMC_OCR_2_3V_2_4V (1<<11) +#define MMC_OCR_2_2V_2_3V (1<<10) +#define MMC_OCR_2_1V_2_2V (1<<9) +#define MMC_OCR_2_0V_2_1V (1<<8) +#define MMC_OCR_1_9V_2_0V (1<<7) +#define MMC_OCR_1_8V_1_9V (1<<6) +#define MMC_OCR_1_7V_1_8V (1<<5) +#define MMC_OCR_1_6V_1_7V (1<<4) + +/* R1 response type bits */ +#define MMC_R1_READY_FOR_DATA (1<<8) /* ready for next transfer */ +#define MMC_R1_APP_CMD (1<<5) /* app. commands supported */ + +/* 48-bit response decoding (32 bits w/o CRC) */ +#define MMC_R1(resp) ((resp)[0]) +#define MMC_R3(resp) ((resp)[0]) +#define SD_R6(resp) ((resp)[0]) +#define MMC_R7(resp) ((resp)[0]) +#define MMC_SPI_R1(resp) ((resp)[0]) +#define MMC_SPI_R7(resp) ((resp)[1]) + +/* RCA argument and response */ +#define MMC_ARG_RCA(rca) ((rca) << 16) +#define SD_R6_RCA(resp) (SD_R6((resp)) >> 16) + +/* bus width argument */ +#define SD_ARG_BUS_WIDTH_1 0 +#define SD_ARG_BUS_WIDTH_4 2 + +/* EXT_CSD fields */ +#define EXT_CSD_BUS_WIDTH 183 /* WO */ +#define EXT_CSD_HS_TIMING 185 /* R/W */ +#define EXT_CSD_REV 192 /* RO */ +#define EXT_CSD_STRUCTURE 194 /* RO */ +#define EXT_CSD_CARD_TYPE 196 /* RO */ + +/* EXT_CSD field definitions */ +#define EXT_CSD_CMD_SET_NORMAL (1U << 0) +#define EXT_CSD_CMD_SET_SECURE (1U << 1) +#define EXT_CSD_CMD_SET_CPSECURE (1U << 2) + +/* EXT_CSD_BUS_WIDTH */ +#define EXT_CSD_BUS_WIDTH_1 0 /* 1 bit mode */ +#define EXT_CSD_BUS_WIDTH_4 1 /* 4 bit mode */ +#define EXT_CSD_BUS_WIDTH_8 2 /* 8 bit mode */ + +/* EXT_CSD_STRUCTURE */ +#define EXT_CSD_STRUCTURE_VER_1_0 0 /* CSD Version No.1.0 */ +#define EXT_CSD_STRUCTURE_VER_1_1 1 /* CSD Version No.1.1 */ +#define EXT_CSD_STRUCTURE_VER_1_2 2 /* Version 4.1-4.2-4.3 */ + +/* EXT_CSD_CARD_TYPE */ +#define EXT_CSD_CARD_TYPE_26M (1 << 0) +#define EXT_CSD_CARD_TYPE_52M (1 << 1) + +/* MMC_SWITCH access mode */ +#define MMC_SWITCH_MODE_CMD_SET 0x00 /* Change the command set */ +#define MMC_SWITCH_MODE_SET_BITS 0x01 /* Set bits in value */ +#define MMC_SWITCH_MODE_CLEAR_BITS 0x02 /* Clear bits in value */ +#define MMC_SWITCH_MODE_WRITE_BYTE 0x03 /* Set target to value */ + +/* SPI mode reports R1/R2(SEND_STATUS) status. */ +#define R1_SPI_IDLE (1 << 0) +#define R1_SPI_ERASE_RESET (1 << 1) +#define R1_SPI_ILLEGAL_COMMAND (1 << 2) +#define R1_SPI_COM_CRC (1 << 3) +#define R1_SPI_ERASE_SEQ (1 << 4) +#define R1_SPI_ADDRESS (1 << 5) +#define R1_SPI_PARAMETER (1 << 6) +/* R1 bit 7 is always zero */ +#define R2_SPI_CARD_LOCKED (1 << 8) +#define R2_SPI_WP_ERASE_SKIP (1 << 9) /* or lock/unlock fail */ +#define R2_SPI_LOCK_UNLOCK_FAIL R2_SPI_WP_ERASE_SKIP +#define R2_SPI_ERROR (1 << 10) +#define R2_SPI_CC_ERROR (1 << 11) +#define R2_SPI_CARD_ECC_ERROR (1 << 12) +#define R2_SPI_WP_VIOLATION (1 << 13) +#define R2_SPI_ERASE_PARAM (1 << 14) +#define R2_SPI_OUT_OF_RANGE (1 << 15) /* or CSD overwrite */ +#define R2_SPI_CSD_OVERWRITE R2_SPI_OUT_OF_RANGE + +/* MMC R2 response (CSD) */ +#define MMC_CSD_CSDVER(resp) MMC_RSP_BITS((resp), 126, 2) +#define MMC_CSD_CSDVER_1_0 0 +#define MMC_CSD_CSDVER_1_1 1 +#define MMC_CSD_CSDVER_1_2 2 /* MMC 4.1 - 4.2 - 4.3 */ +#define MMC_CSD_CSDVER_EXT_CSD 3 /* Version is coded in CSD_STRUCTURE in EXT_CSD */ +#define MMC_CSD_MMCVER(resp) MMC_RSP_BITS((resp), 122, 4) +#define MMC_CSD_MMCVER_1_0 0 /* MMC 1.0 - 1.2 */ +#define MMC_CSD_MMCVER_1_4 1 /* MMC 1.4 */ +#define MMC_CSD_MMCVER_2_0 2 /* MMC 2.0 - 2.2 */ +#define MMC_CSD_MMCVER_3_1 3 /* MMC 3.1 - 3.3 */ +#define MMC_CSD_MMCVER_4_0 4 /* MMC 4.1 - 4.2 - 4.3 */ +#define MMC_CSD_TAAC(resp) MMC_RSP_BITS((resp), 112, 8) +#define MMC_CSD_TAAC_MANT(resp) MMC_RSP_BITS((resp), 115, 4) +#define MMC_CSD_TAAC_EXP(resp) MMC_RSP_BITS((resp), 112, 3) +#define MMC_CSD_NSAC(resp) MMC_RSP_BITS((resp), 104, 8) +#define MMC_CSD_TRAN_SPEED(resp) MMC_RSP_BITS((resp), 96, 8) +#define MMC_CSD_TRAN_SPEED_MANT(resp) MMC_RSP_BITS((resp), 99, 4) +#define MMC_CSD_TRAN_SPEED_EXP(resp) MMC_RSP_BITS((resp), 96, 3) +#define MMC_CSD_READ_BL_LEN(resp) MMC_RSP_BITS((resp), 80, 4) +#define MMC_CSD_C_SIZE(resp) MMC_RSP_BITS((resp), 62, 12) +#define MMC_CSD_CAPACITY(resp) ((MMC_CSD_C_SIZE((resp))+1) << \ + (MMC_CSD_C_SIZE_MULT((resp))+2)) +#define MMC_CSD_C_SIZE_MULT(resp) MMC_RSP_BITS((resp), 47, 3) +#define MMC_CSD_R2W_FACTOR(resp) MMC_RSP_BITS((resp), 26, 3) +#define MMC_CSD_WRITE_BL_LEN(resp) MMC_RSP_BITS((resp), 22, 4) + +/* MMC v1 R2 response (CID) */ +#define MMC_CID_MID_V1(resp) MMC_RSP_BITS((resp), 104, 24) +#define MMC_CID_PNM_V1_CPY(resp, pnm) \ + do { \ + (pnm)[0] = MMC_RSP_BITS((resp), 96, 8); \ + (pnm)[1] = MMC_RSP_BITS((resp), 88, 8); \ + (pnm)[2] = MMC_RSP_BITS((resp), 80, 8); \ + (pnm)[3] = MMC_RSP_BITS((resp), 72, 8); \ + (pnm)[4] = MMC_RSP_BITS((resp), 64, 8); \ + (pnm)[5] = MMC_RSP_BITS((resp), 56, 8); \ + (pnm)[6] = MMC_RSP_BITS((resp), 48, 8); \ + (pnm)[7] = '\0'; \ + } while (/*CONSTCOND*/0) +#define MMC_CID_REV_V1(resp) MMC_RSP_BITS((resp), 40, 8) +#define MMC_CID_PSN_V1(resp) MMC_RSP_BITS((resp), 16, 24) +#define MMC_CID_MDT_V1(resp) MMC_RSP_BITS((resp), 8, 8) + +/* MMC v2 R2 response (CID) */ +#define MMC_CID_MID_V2(resp) MMC_RSP_BITS((resp), 120, 8) +#define MMC_CID_OID_V2(resp) MMC_RSP_BITS((resp), 104, 16) +#define MMC_CID_PNM_V2_CPY(resp, pnm) \ + do { \ + (pnm)[0] = MMC_RSP_BITS((resp), 96, 8); \ + (pnm)[1] = MMC_RSP_BITS((resp), 88, 8); \ + (pnm)[2] = MMC_RSP_BITS((resp), 80, 8); \ + (pnm)[3] = MMC_RSP_BITS((resp), 72, 8); \ + (pnm)[4] = MMC_RSP_BITS((resp), 64, 8); \ + (pnm)[5] = MMC_RSP_BITS((resp), 56, 8); \ + (pnm)[6] = '\0'; \ + } while (/*CONSTCOND*/0) +#define MMC_CID_PSN_V2(resp) MMC_RSP_BITS((resp), 16, 32) + +/* SD R2 response (CSD) */ +#define SD_CSD_CSDVER(resp) MMC_RSP_BITS((resp), 126, 2) +#define SD_CSD_CSDVER_1_0 0 +#define SD_CSD_CSDVER_2_0 1 +#define SD_CSD_MMCVER(resp) MMC_RSP_BITS((resp), 122, 4) +#define SD_CSD_TAAC(resp) MMC_RSP_BITS((resp), 112, 8) +#define SD_CSD_TAAC_EXP(resp) MMC_RSP_BITS((resp), 115, 4) +#define SD_CSD_TAAC_MANT(resp) MMC_RSP_BITS((resp), 112, 3) +#define SD_CSD_TAAC_1_5_MSEC 0x26 +#define SD_CSD_NSAC(resp) MMC_RSP_BITS((resp), 104, 8) +#define SD_CSD_SPEED(resp) MMC_RSP_BITS((resp), 96, 8) +#define SD_CSD_SPEED_MANT(resp) MMC_RSP_BITS((resp), 99, 4) +#define SD_CSD_SPEED_EXP(resp) MMC_RSP_BITS((resp), 96, 3) +#define SD_CSD_SPEED_25_MHZ 0x32 +#define SD_CSD_SPEED_50_MHZ 0x5a +#define SD_CSD_CCC(resp) MMC_RSP_BITS((resp), 84, 12) +#define SD_CSD_CCC_BASIC (1 << 0) /* basic */ +#define SD_CSD_CCC_BR (1 << 2) /* block read */ +#define SD_CSD_CCC_BW (1 << 4) /* block write */ +#define SD_CSD_CCC_ERACE (1 << 5) /* erase */ +#define SD_CSD_CCC_WP (1 << 6) /* write protection */ +#define SD_CSD_CCC_LC (1 << 7) /* lock card */ +#define SD_CSD_CCC_AS (1 << 8) /*application specific*/ +#define SD_CSD_CCC_IOM (1 << 9) /* I/O mode */ +#define SD_CSD_CCC_SWITCH (1 << 10) /* switch */ +#define SD_CSD_READ_BL_LEN(resp) MMC_RSP_BITS((resp), 80, 4) +#define SD_CSD_READ_BL_PARTIAL(resp) MMC_RSP_BITS((resp), 79, 1) +#define SD_CSD_WRITE_BLK_MISALIGN(resp) MMC_RSP_BITS((resp), 78, 1) +#define SD_CSD_READ_BLK_MISALIGN(resp) MMC_RSP_BITS((resp), 77, 1) +#define SD_CSD_DSR_IMP(resp) MMC_RSP_BITS((resp), 76, 1) +#define SD_CSD_C_SIZE(resp) MMC_RSP_BITS((resp), 62, 12) +#define SD_CSD_CAPACITY(resp) ((SD_CSD_C_SIZE((resp))+1) << \ + (SD_CSD_C_SIZE_MULT((resp))+2)) +#define SD_CSD_VDD_R_CURR_MIN(resp) MMC_RSP_BITS((resp), 59, 3) +#define SD_CSD_VDD_R_CURR_MAX(resp) MMC_RSP_BITS((resp), 56, 3) +#define SD_CSD_VDD_W_CURR_MIN(resp) MMC_RSP_BITS((resp), 53, 3) +#define SD_CSD_VDD_W_CURR_MAX(resp) MMC_RSP_BITS((resp), 50, 3) +#define SD_CSD_VDD_RW_CURR_100mA 0x7 +#define SD_CSD_VDD_RW_CURR_80mA 0x6 +#define SD_CSD_V2_C_SIZE(resp) MMC_RSP_BITS((resp), 48, 22) +#define SD_CSD_V2_CAPACITY(resp) ((SD_CSD_V2_C_SIZE((resp))+1) << 10) +#define SD_CSD_V2_BL_LEN 0x9 /* 512 */ +#define SD_CSD_C_SIZE_MULT(resp) MMC_RSP_BITS((resp), 47, 3) +#define SD_CSD_ERASE_BLK_EN(resp) MMC_RSP_BITS((resp), 46, 1) +#define SD_CSD_SECTOR_SIZE(resp) MMC_RSP_BITS((resp), 39, 7) /* +1 */ +#define SD_CSD_WP_GRP_SIZE(resp) MMC_RSP_BITS((resp), 32, 7) /* +1 */ +#define SD_CSD_WP_GRP_ENABLE(resp) MMC_RSP_BITS((resp), 31, 1) +#define SD_CSD_R2W_FACTOR(resp) MMC_RSP_BITS((resp), 26, 3) +#define SD_CSD_WRITE_BL_LEN(resp) MMC_RSP_BITS((resp), 22, 4) +#define SD_CSD_RW_BL_LEN_2G 0xa +#define SD_CSD_RW_BL_LEN_1G 0x9 +#define SD_CSD_WRITE_BL_PARTIAL(resp) MMC_RSP_BITS((resp), 21, 1) +#define SD_CSD_FILE_FORMAT_GRP(resp) MMC_RSP_BITS((resp), 15, 1) +#define SD_CSD_COPY(resp) MMC_RSP_BITS((resp), 14, 1) +#define SD_CSD_PERM_WRITE_PROTECT(resp) MMC_RSP_BITS((resp), 13, 1) +#define SD_CSD_TMP_WRITE_PROTECT(resp) MMC_RSP_BITS((resp), 12, 1) +#define SD_CSD_FILE_FORMAT(resp) MMC_RSP_BITS((resp), 10, 2) + +/* SD R2 response (CID) */ +#define SD_CID_MID(resp) MMC_RSP_BITS((resp), 120, 8) +#define SD_CID_OID(resp) MMC_RSP_BITS((resp), 104, 16) +#define SD_CID_PNM_CPY(resp, pnm) \ + do { \ + (pnm)[0] = MMC_RSP_BITS((resp), 96, 8); \ + (pnm)[1] = MMC_RSP_BITS((resp), 88, 8); \ + (pnm)[2] = MMC_RSP_BITS((resp), 80, 8); \ + (pnm)[3] = MMC_RSP_BITS((resp), 72, 8); \ + (pnm)[4] = MMC_RSP_BITS((resp), 64, 8); \ + (pnm)[5] = '\0'; \ + } while (/*CONSTCOND*/0) +#define SD_CID_REV(resp) MMC_RSP_BITS((resp), 56, 8) +#define SD_CID_PSN(resp) MMC_RSP_BITS((resp), 24, 32) +#define SD_CID_MDT(resp) MMC_RSP_BITS((resp), 8, 12) + +/* SCR (SD Configuration Register) */ +#define SCR_STRUCTURE(scr) MMC_RSP_BITS((scr), 60, 4) +#define SCR_STRUCTURE_VER_1_0 0 /* Version 1.0 */ +#define SCR_SD_SPEC(scr) MMC_RSP_BITS((scr), 56, 4) +#define SCR_SD_SPEC_VER_1_0 0 /* Version 1.0 and 1.01 */ +#define SCR_SD_SPEC_VER_1_10 1 /* Version 1.10 */ +#define SCR_SD_SPEC_VER_2 2 /* Version 2.00 or Version 3.0X */ +#define SCR_DATA_STAT_AFTER_ERASE(scr) MMC_RSP_BITS((scr), 55, 1) +#define SCR_SD_SECURITY(scr) MMC_RSP_BITS((scr), 52, 3) +#define SCR_SD_SECURITY_NONE 0 /* no security */ +#define SCR_SD_SECURITY_1_0 1 /* security protocol 1.0 */ +#define SCR_SD_SECURITY_1_0_2 2 /* security protocol 1.0 */ +#define SCR_SD_BUS_WIDTHS(scr) MMC_RSP_BITS((scr), 48, 4) +#define SCR_SD_BUS_WIDTHS_1BIT (1 << 0) /* 1bit (DAT0) */ +#define SCR_SD_BUS_WIDTHS_4BIT (1 << 2) /* 4bit (DAT0-3) */ +#define SCR_RESERVED(scr) MMC_RSP_BITS((scr), 32, 16) +#define SCR_RESERVED2(scr) MMC_RSP_BITS((scr), 0, 32) + +/* Status of Switch Function */ +#define SFUNC_STATUS_GROUP(status, group) \ + be16toh(__bitfield((uint32_t *)(status), (7 - (group)) << 4, 16)) + +/* Might be slow, but it should work on big and little endian systems. */ + + +/* The macro used to do a (start)-8 to work around a bug in hardware see sdhc.c + * of the openbsd mmc code driver. + */ +#define MMC_RSP_BITS(resp, start, len) __bitfield((resp), (start), (len)) +static inline int +__bitfield(uint32_t *src, int start, int len) +{ + uint8_t *sp; + uint32_t dst, mask; + int shift, bs, bc; + + if (start < 0 || len < 0 || len > 32) + return 0; + + dst = 0; + mask = len % 32 ? UINT_MAX >> (32 - (len % 32)) : UINT_MAX; + shift = 0; + + while (len > 0) { + sp = (uint8_t *)src + start / 8; + bs = start % 8; + bc = 8 - bs; + if (bc > len) + bc = len; + dst |= (*sp >> bs) << shift; + shift += bc; + start += bc; + len -= bc; + } + + dst &= mask; + return (int)dst; +} + +#endif /* _SDMMCREG_H_ */