sdio.h

来自「omap3 linux 2.6 用nocc去除了冗余代码」· C头文件 代码 · 共 47 行

/*
 *  linux/include/linux/mmc/sdio.h
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 *  SDIO specific definitions.
 */

#define LINUX_MMC_SDIO_H

/* SDIO commands                           type  argument     response */
/* This is basically the same command as for MMC with some quirks. */
#define SDIO_SEND_RELATIVE_ADDR		3   /* bcr                     R6  */
#define IO_SEND_OP_COND			5
#define IO_RW_DIRECT			52
#define IO_RW_EXTENDED			53

/*
 * SDIO card CCCR register offsets.
 */
#define CCCR_SDIO_REVISION		0x00
#define CCCR_SD_SPECIFICATION_REVISION	0x01
#define CCCR_IO_ENABLE			0x02
#define CCCR_IO_READY			0x03
#define CCCR_INT_ENABLE			0x04
#define CCCR_INT_PENDING		0x05
#define CCCR_IO_ABORT			0x06
#define CCCR_BUS_INTF_CONTROL		0x07
#define CCCR_CARD_CAPACITY		0x08
#define CCCR_COMMON_CIS_PTR1		0x09
#define CCCR_COMMON_CIS_PTR2		0x0A
#define CCCR_COMMON_CIS_PTR3		0x0B
#define CCCR_BUS_SUSPEND		0x0C
#define CCCR_FUNCTION_SELECT		0x0D
#define CCCR_EXEC_FLAGS			0x0E
#define CCCR_READY_FLAGS		0x0F
#define CCCR_FN0_BLK_SIZE1		0x10
#define CCCR_FN0_BLK_SIZE2		0x11
#define FBR1				0x100

#define SDIO_FUNCTION_0			0
#define SDIO_FUNCTION_1			1
#define SDIO_READ			0
#define SDIO_WRITE			1