diff options
Diffstat (limited to 'libc/kernel/common/linux/mmc/card.h')
-rw-r--r-- | libc/kernel/common/linux/mmc/card.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/libc/kernel/common/linux/mmc/card.h b/libc/kernel/common/linux/mmc/card.h new file mode 100644 index 0000000..94afe21 --- /dev/null +++ b/libc/kernel/common/linux/mmc/card.h @@ -0,0 +1,100 @@ +/**************************************************************************** + **************************************************************************** + *** + *** 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_CARD_H +#define LINUX_MMC_CARD_H + +#include <linux/mmc/mmc.h> + +struct mmc_cid { + unsigned int manfid; + char prod_name[8]; + unsigned int serial; + unsigned short oemid; + unsigned short year; + unsigned char hwrev; + unsigned char fwrev; + unsigned char month; +}; + +struct mmc_csd { + unsigned char mmca_vsn; + unsigned short cmdclass; + unsigned short tacc_clks; + unsigned int tacc_ns; + unsigned int r2w_factor; + unsigned int max_dtr; + unsigned int read_blkbits; + unsigned int write_blkbits; + unsigned int capacity; + unsigned int read_partial:1, + read_misalign:1, + write_partial:1, + write_misalign:1; +}; + +struct sd_scr { + unsigned char sda_vsn; + unsigned char bus_widths; +#define SD_SCR_BUS_WIDTH_1 (1<<0) +#define SD_SCR_BUS_WIDTH_4 (1<<2) +}; + +struct mmc_host; + +struct mmc_card { + struct list_head node; + struct mmc_host *host; + struct device dev; + unsigned int rca; + unsigned int state; +#define MMC_STATE_PRESENT (1<<0) +#define MMC_STATE_DEAD (1<<1) +#define MMC_STATE_BAD (1<<2) +#define MMC_STATE_SDCARD (1<<3) +#define MMC_STATE_READONLY (1<<4) + u32 raw_cid[4]; + u32 raw_csd[4]; + u32 raw_scr[2]; + struct mmc_cid cid; + struct mmc_csd csd; + struct sd_scr scr; +}; + +#define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT) +#define mmc_card_dead(c) ((c)->state & MMC_STATE_DEAD) +#define mmc_card_bad(c) ((c)->state & MMC_STATE_BAD) +#define mmc_card_sd(c) ((c)->state & MMC_STATE_SDCARD) +#define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY) + +#define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT) +#define mmc_card_set_dead(c) ((c)->state |= MMC_STATE_DEAD) +#define mmc_card_set_bad(c) ((c)->state |= MMC_STATE_BAD) +#define mmc_card_set_sd(c) ((c)->state |= MMC_STATE_SDCARD) +#define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY) + +#define mmc_card_name(c) ((c)->cid.prod_name) +#define mmc_card_id(c) ((c)->dev.bus_id) + +#define mmc_list_to_card(l) container_of(l, struct mmc_card, node) +#define mmc_get_drvdata(c) dev_get_drvdata(&(c)->dev) +#define mmc_set_drvdata(c,d) dev_set_drvdata(&(c)->dev, d) + +struct mmc_driver { + struct device_driver drv; + int (*probe)(struct mmc_card *); + void (*remove)(struct mmc_card *); + int (*suspend)(struct mmc_card *, pm_message_t); + int (*resume)(struct mmc_card *); +}; + +#define mmc_card_release_host(c) mmc_release_host((c)->host) +#endif |