libc/kernel/common/linux/mmc/host.h

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef LINUX_MMC_HOST_H
#define LINUX_MMC_HOST_H

#include <linux/mmc/mmc.h>

struct mmc_ios {
 unsigned int clock;
 unsigned short vdd;

#define MMC_VDD_150 0
#define MMC_VDD_155 1
#define MMC_VDD_160 2
#define MMC_VDD_165 3
#define MMC_VDD_170 4
#define MMC_VDD_180 5
#define MMC_VDD_190 6
#define MMC_VDD_200 7
#define MMC_VDD_210 8
#define MMC_VDD_220 9
#define MMC_VDD_230 10
#define MMC_VDD_240 11
#define MMC_VDD_250 12
#define MMC_VDD_260 13
#define MMC_VDD_270 14
#define MMC_VDD_280 15
#define MMC_VDD_290 16
#define MMC_VDD_300 17
#define MMC_VDD_310 18
#define MMC_VDD_320 19
#define MMC_VDD_330 20
#define MMC_VDD_340 21
#define MMC_VDD_350 22
#define MMC_VDD_360 23

 unsigned char bus_mode;

#define MMC_BUSMODE_OPENDRAIN 1
#define MMC_BUSMODE_PUSHPULL 2

 unsigned char chip_select;

#define MMC_CS_DONTCARE 0
#define MMC_CS_HIGH 1
#define MMC_CS_LOW 2

 unsigned char power_mode;

#define MMC_POWER_OFF 0
#define MMC_POWER_UP 1
#define MMC_POWER_ON 2

 unsigned char bus_width;

#define MMC_BUS_WIDTH_1 0
#define MMC_BUS_WIDTH_4 2
};

struct mmc_host_ops {
 void (*request)(struct mmc_host *host, struct mmc_request *req);
 void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios);
 int (*get_ro)(struct mmc_host *host);
};

struct mmc_card;
struct device;

struct mmc_host {
 struct device *dev;
 struct class_device class_dev;
 int index;
 const struct mmc_host_ops *ops;
 unsigned int f_min;
 unsigned int f_max;
 u32 ocr_avail;

 unsigned long caps;

#define MMC_CAP_4_BIT_DATA (1 << 0)  

 unsigned int max_seg_size;
 unsigned short max_hw_segs;
 unsigned short max_phys_segs;
 unsigned short max_sectors;
 unsigned short unused;

 struct mmc_ios ios;
 u32 ocr;

 unsigned int mode;
#define MMC_MODE_MMC 0
#define MMC_MODE_SD 1

 struct list_head cards;

 wait_queue_head_t wq;
 spinlock_t lock;
 struct mmc_card *card_busy;
 struct mmc_card *card_selected;

 struct work_struct detect;

 unsigned long private[0] ____cacheline_aligned;
};

#define mmc_dev(x) ((x)->dev)
#define mmc_hostname(x) ((x)->class_dev.class_id)

#endif