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- /* $OpenBSD: sdmmc_ioreg.h,v 1.4 2007/06/02 01:48:37 uwe Exp $ */
- /*
- * Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
- *
- * 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 _SDMMC_IOREG_H
- #define _SDMMC_IOREG_H
- /* SDIO commands */ /* response type */
- #define SD_IO_SEND_OP_COND 5 /* R4 */
- #define SD_IO_RW_DIRECT 52 /* R5 */
- #define SD_IO_RW_EXTENDED 53 /* R5? */
- /* CMD52 arguments */
- #define SD_ARG_CMD52_READ (0<<31)
- #define SD_ARG_CMD52_WRITE (1<<31)
- #define SD_ARG_CMD52_FUNC_SHIFT 28
- #define SD_ARG_CMD52_FUNC_MASK 0x7
- #define SD_ARG_CMD52_EXCHANGE (1<<27)
- #define SD_ARG_CMD52_REG_SHIFT 9
- #define SD_ARG_CMD52_REG_MASK 0x1ffff
- #define SD_ARG_CMD52_DATA_SHIFT 0
- #define SD_ARG_CMD52_DATA_MASK 0xff
- #define SD_R5_DATA(resp) ((resp)[0] & 0xff)
- /* CMD53 arguments */
- #define SD_ARG_CMD53_READ (0<<31)
- #define SD_ARG_CMD53_WRITE (1<<31)
- #define SD_ARG_CMD53_FUNC_SHIFT 28
- #define SD_ARG_CMD53_FUNC_MASK 0x7
- #define SD_ARG_CMD53_BLOCK_MODE (1<<27)
- #define SD_ARG_CMD53_INCREMENT (1<<26)
- #define SD_ARG_CMD53_REG_SHIFT 9
- #define SD_ARG_CMD53_REG_MASK 0x1ffff
- #define SD_ARG_CMD53_LENGTH_SHIFT 0
- #define SD_ARG_CMD53_LENGTH_MASK 0x1ff
- #define SD_ARG_CMD53_LENGTH_MAX 64 /* XXX should be 511? */
- /* 48-bit response decoding (32 bits w/o CRC) */
- #define MMC_R4(resp) ((resp)[0])
- #define MMC_R5(resp) ((resp)[0])
- /* SD R4 response (IO OCR) */
- #define SD_IO_OCR_MEM_READY (1<<31)
- #define SD_IO_OCR_NUM_FUNCTIONS(ocr) (((ocr) >> 28) & 0x3)
- /* XXX big fat memory present "flag" because we don't know better */
- #define SD_IO_OCR_MEM_PRESENT (0xf<<24)
- #define SD_IO_OCR_MASK 0x00fffff0
- /* Card Common Control Registers (CCCR) */
- #define SD_IO_CCCR_START 0x00000
- #define SD_IO_CCCR_SIZE 0x100
- #define SD_IO_CCCR_FN_ENABLE 0x02
- #define SD_IO_CCCR_FN_READY 0x03
- #define SD_IO_CCCR_INT_ENABLE 0x04
- #define SD_IO_CCCR_CTL 0x06
- #define CCCR_CTL_RES (1<<3)
- #define SD_IO_CCCR_BUS_WIDTH 0x07
- #define CCCR_BUS_WIDTH_4 (1<<1)
- #define CCCR_BUS_WIDTH_1 (1<<0)
- #define SD_IO_CCCR_CISPTR 0x09 /* XXX 9-10, 10-11, or 9-12 */
- /* Function Basic Registers (FBR) */
- #define SD_IO_FBR_START 0x00100
- #define SD_IO_FBR_SIZE 0x00700
- /* Card Information Structure (CIS) */
- #define SD_IO_CIS_START 0x01000
- #define SD_IO_CIS_SIZE 0x17000
- /* CIS tuple codes (based on PC Card 16) */
- #define SD_IO_CISTPL_VERS_1 0x15
- #define SD_IO_CISTPL_MANFID 0x20
- #define SD_IO_CISTPL_FUNCID 0x21
- #define SD_IO_CISTPL_FUNCE 0x22
- /* CISTPL_FUNCID codes */
- #define SDMMC_FUNCTION_WLAN 0x0c
- #endif
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