/*- * Copyright (c) 2012 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Paul Fleischer * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * 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 _SDIF_H_ #define _SDIF_H_ #include #include /* Delay function used by SD/MMC drivers */ void sdmmc_delay(int); #define SDMMC_SECTOR_SIZE_SB 9 #define SDMMC_SECTOR_SIZE (1 << SDMMC_SECTOR_SIZE_SB) /* =512 */ struct sdmmc_csd { int csdver; /* CSD structure format */ u_int mmcver; /* MMC version (for CID format) */ int capacity; /* total number of sectors */ int read_bl_len; /* block length for reads */ int write_bl_len; /* block length for writes */ int r2w_factor; int tran_speed; /* transfer speed (kbit/s) */ int ccc; /* Card Command Class for SD */ /* ... */ }; struct sdmmc_cid { int mid; /* manufacturer identification number */ int oid; /* OEM/product identification number */ char pnm[8]; /* product name (MMC v1 has the longest) */ int rev; /* product revision */ int psn; /* product serial number */ int mdt; /* manufacturing date */ }; struct sdmmc_scr { int sd_spec; int bus_width; }; typedef uint32_t sdmmc_response[4]; struct sdmmc_command { uint16_t c_opcode; /* SD or MMC command index */ uint32_t c_arg; /* SD/MMC command argument */ sdmmc_response c_resp; /* response buffer */ /*bus_dmamap_t c_dmamap;*/ void *c_data; /* buffer to send or read into */ int c_datalen; /* length of data buffer */ int c_blklen; /* block length */ int c_flags; /* see below */ #define SCF_ITSDONE (1U << 0) /* command is complete */ #define SCF_RSP_PRESENT (1U << 1) #define SCF_RSP_BSY (1U << 2) #define SCF_RSP_136 (1U << 3) #define SCF_RSP_CRC (1U << 4) #define SCF_RSP_IDX (1U << 5) #define SCF_CMD_READ (1U << 6) /* read command (data expected) */ /* non SPI */ #define SCF_CMD_AC (0U << 8) #define SCF_CMD_ADTC (1U << 8) #define SCF_CMD_BC (2U << 8) #define SCF_CMD_BCR (3U << 8) #define SCF_CMD_MASK (3U << 8) /* SPI */ #define SCF_RSP_SPI_S1 (1U << 10) #define SCF_RSP_SPI_S2 (1U << 11) #define SCF_RSP_SPI_B4 (1U << 12) #define SCF_RSP_SPI_BSY (1U << 13) /* response types */ #define SCF_RSP_R0 0 /* none */ #define SCF_RSP_R1 (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_IDX) #define SCF_RSP_R1B (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_IDX|SCF_RSP_BSY) #define SCF_RSP_R2 (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_136) #define SCF_RSP_R3 (SCF_RSP_PRESENT) #define SCF_RSP_R4 (SCF_RSP_PRESENT) #define SCF_RSP_R5 (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_IDX) #define SCF_RSP_R5B (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_IDX|SCF_RSP_BSY) #define SCF_RSP_R6 (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_IDX) #define SCF_RSP_R7 (SCF_RSP_PRESENT|SCF_RSP_CRC|SCF_RSP_IDX) /* SPI */ #define SCF_RSP_SPI_R1 (SCF_RSP_SPI_S1) #define SCF_RSP_SPI_R1B (SCF_RSP_SPI_S1|SCF_RSP_SPI_BSY) #define SCF_RSP_SPI_R2 (SCF_RSP_SPI_S1|SCF_RSP_SPI_S2) #define SCF_RSP_SPI_R3 (SCF_RSP_SPI_S1|SCF_RSP_SPI_B4) #define SCF_RSP_SPI_R4 (SCF_RSP_SPI_S1|SCF_RSP_SPI_B4) #define SCF_RSP_SPI_R5 (SCF_RSP_SPI_S1|SCF_RSP_SPI_S2) #define SCF_RSP_SPI_R7 (SCF_RSP_SPI_S1|SCF_RSP_SPI_B4) int c_error; /* errno value on completion */ /* Host controller owned fields for data xfer in progress */ int c_resid; /* remaining I/O */ u_char *c_buf; /* remaining data */ }; /* * Decoded PC Card 16 based Card Information Structure (CIS), * per card (function 0) and per function (1 and greater). */ struct sdmmc_cis { uint16_t manufacturer; #define SDMMC_VENDOR_INVALID 0xffff uint16_t product; #define SDMMC_PRODUCT_INVALID 0xffff uint8_t function; #define SDMMC_FUNCTION_INVALID 0xff u_char cis1_major; u_char cis1_minor; char cis1_info_buf[256]; char *cis1_info[4]; }; #define SMF_INITED 0x0001 #define SMF_SD_MODE 0x0002 /* host in SD mode (MMC otherwise) */ #define SMF_IO_MODE 0x0004 /* host in I/O mode (SD mode only) */ #define SMF_MEM_MODE 0x0008 /* host in memory mode (SD or MMC) */ #define SMF_CARD_PRESENT 0x4000 /* card presence noticed */ #define SMF_CARD_ATTACHED 0x8000 /* card driver(s) attached */ #define SMF_CARD_SDHC 0x0010 /* card is sdhc */ #define SMC_CAPS_AUTO_STOP 0x0001 /* send CMD12 automagically by host */ #define SMC_CAPS_4BIT_MODE 0x0002 /* 4-bits data bus width */ #define SMC_CAPS_DMA 0x0004 /* DMA transfer */ #define SMC_CAPS_SPI_MODE 0x0008 /* SPI mode */ #define SMC_CAPS_POLL_CARD_DET 0x0010 /* Polling card detect */ #define SMC_CAPS_SINGLE_ONLY 0x0020 /* only single read/write */ #endif