126 lines
4.5 KiB
C
126 lines
4.5 KiB
C
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/* $NetBSD: sdmmc_ioreg.h,v 1.1 2009/04/21 03:00:30 nonaka Exp $ */
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/* $OpenBSD: sdmmc_ioreg.h,v 1.4 2007/06/02 01:48:37 uwe Exp $ */
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/*
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* Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _SDMMC_IOREG_H_
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#define _SDMMC_IOREG_H_
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/* SDIO commands */ /* response type */
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#define SD_IO_SEND_OP_COND 5 /* R4 */
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#define SD_IO_RW_DIRECT 52 /* R5 */
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#define SD_IO_RW_EXTENDED 53 /* R5? */
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/* CMD52 arguments */
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#define SD_ARG_CMD52_READ (0<<31)
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#define SD_ARG_CMD52_WRITE (1<<31)
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#define SD_ARG_CMD52_FUNC_SHIFT 28
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#define SD_ARG_CMD52_FUNC_MASK 0x7
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#define SD_ARG_CMD52_EXCHANGE (1<<27)
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#define SD_ARG_CMD52_REG_SHIFT 9
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#define SD_ARG_CMD52_REG_MASK 0x1ffff
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#define SD_ARG_CMD52_DATA_SHIFT 0
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#define SD_ARG_CMD52_DATA_MASK 0xff
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#define SD_R5_DATA(resp) ((resp)[0] & 0xff)
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/* CMD53 arguments */
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#define SD_ARG_CMD53_READ (0<<31)
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#define SD_ARG_CMD53_WRITE (1<<31)
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#define SD_ARG_CMD53_FUNC_SHIFT 28
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#define SD_ARG_CMD53_FUNC_MASK 0x7
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#define SD_ARG_CMD53_BLOCK_MODE (1<<27)
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#define SD_ARG_CMD53_INCREMENT (1<<26)
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#define SD_ARG_CMD53_REG_SHIFT 9
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#define SD_ARG_CMD53_REG_MASK 0x1ffff
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#define SD_ARG_CMD53_LENGTH_SHIFT 0
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#define SD_ARG_CMD53_LENGTH_MASK 0x1ff
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#define SD_ARG_CMD53_LENGTH_MAX 64 /* XXX should be 511? */
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/* 48-bit response decoding (32 bits w/o CRC) */
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#define MMC_R4(resp) ((resp)[0])
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#define MMC_R5(resp) ((resp)[0])
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/* SD R4 response (IO OCR) */
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#define SD_IO_OCR_MEM_READY (1<<31)
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#define SD_IO_OCR_NUM_FUNCTIONS(ocr) (((ocr) >> 28) & 0x3)
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/* XXX big fat memory present "flag" because we don't know better */
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#define SD_IO_OCR_MEM_PRESENT (0xf<<24)
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#define SD_IO_OCR_MASK 0x00fffff0
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/* Card Common Control Registers (CCCR) */
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#define SD_IO_CCCR_START 0x00000
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#define SD_IO_CCCR_SIZE 0x100
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#define SD_IO_CCCR_CCCR_SDIO_REV 0x00
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#define SD_IO_CCCR_CCCR_REV(r) ((r) & 0xf)
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#define CCCR_CCCR_REV_1_00 0
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#define CCCR_CCCR_REV_1_10 1
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#define SD_IO_CCCR_SDIO_REV(r) (((r) >> 4) & 0xf)
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#define CCCR_SDIO_REV_1_00 0
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#define CCCR_SDIO_REV_1_10 1
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#define SD_IO_CCCR_SPEC_REV 0x01
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#define SD_IO_CCCR_SD_PHYS_SPEC_VER(r) ((r) & 0xf)
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#define CCCR_SD_PHYS_SPEC_VER_1_01 0
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#define CCCR_SD_PHYS_SPEC_VER_1_10 1
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#define SD_IO_CCCR_FN_ENABLE 0x02
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#define SD_IO_CCCR_FN_IOREADY 0x03
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#define SD_IO_CCCR_FN_INTEN 0x04
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#define CCCR_INTEN_INTM (1<<0)
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#define SD_IO_CCCR_FN_INTPENDING 0x05
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#define SD_IO_CCCR_CTL 0x06
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#define CCCR_CTL_RES (1<<3)
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#define SD_IO_CCCR_BUS_WIDTH 0x07
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#define CCCR_BUS_WIDTH_4 (1<<1)
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#define CCCR_BUS_WIDTH_1 (1<<0)
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#define SD_IO_CCCR_CAPABILITY 0x08
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#define CCCR_CAPS_SDC (1<<0)
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#define CCCR_CAPS_SMB (1<<1) /* Multi-Block support */
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#define CCCR_CAPS_SRB (1<<2) /* Read Wait support */
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#define CCCR_CAPS_SBS (1<<3) /* Suspend/Resume support */
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#define CCCR_CAPS_S4MI (1<<4) /* intr support in 4-bit mode */
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#define CCCR_CAPS_E4MI (1<<5) /* enable intr in 4-bit mode */
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#define CCCR_CAPS_LSC (1<<6) /* Low speed card */
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#define CCCR_CAPS_4BLS (1<<7) /* 4-bit support for low speed */
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#define SD_IO_CCCR_CISPTR 0x09 /* XXX 9-10, 10-11, or 9-12 */
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#define SD_IO_CCCR_BUS_SUSPEND 0x0c
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#define SD_IO_CCCR_FUNC_SELECT 0x0d
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#define CCCR_FUNC_FS(r) ((r) & 0xf)
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#define CCCR_FUNC_FS_FN(fn) ((fn) & 0x7)
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#define CCCR_FUNC_FS_MEM 8
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#define SD_IO_CCCR_FN_EXEC_FLG 0x0e
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#define SD_IO_CCCR_FN_READY_FLG 0x0f
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#define SD_IO_CCCR_FN0_BLKSIZ 0x10 /* 0x10-0x11 */
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#define SD_IO_CCCR_POWER_CTL 0x12
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/* Function Basic Registers (FBR) */
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#define SD_IO_FBR_START 0x00100
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#define SD_IO_FBR_SIZE 0x00700
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/* Card Information Structure (CIS) */
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#define SD_IO_CIS_START 0x01000
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#define SD_IO_CIS_SIZE 0x17000
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/* CIS tuple codes (based on PC Card 16) */
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#define SD_IO_CISTPL_VERS_1 0x15
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#define SD_IO_CISTPL_MANFID 0x20
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#define SD_IO_CISTPL_FUNCID 0x21
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#define SD_IO_CISTPL_FUNCE 0x22
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/* CISTPL_FUNCID codes */
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#define SDMMC_FUNCTION_WLAN 0x0c
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#endif /* _SDMMC_IOREG_H_ */
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