diff options
Diffstat (limited to 'include/mmc.h')
| -rw-r--r-- | include/mmc.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/include/mmc.h b/include/mmc.h index 2dc69ab..fe63ed7 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -1,5 +1,7 @@ /* - * Copyright 2008, Freescale Semiconductor, Inc + * (C) Copyright 2009-2010 Freescale Semiconductor, Inc. + * + * Copyright 2008-2010, Freescale Semiconductor, Inc * Andy Fleming * * Based (loosely) on the Linux code @@ -79,6 +81,7 @@ #define SD_CMD_SEND_RELATIVE_ADDR 3 #define SD_CMD_SWITCH_FUNC 6 #define SD_CMD_SEND_IF_COND 8 +#define SD_CMD_SELECT_PARTITION 43 #define SD_CMD_APP_SET_BUS_WIDTH 6 #define SD_CMD_APP_SEND_OP_COND 41 @@ -128,11 +131,13 @@ * EXT_CSD fields */ +#define EXT_CSD_BOOT_CONFIG 179 /* RW */ #define EXT_CSD_BUS_WIDTH 183 /* R/W */ #define EXT_CSD_HS_TIMING 185 /* R/W */ #define EXT_CSD_CARD_TYPE 196 /* RO */ #define EXT_CSD_REV 192 /* RO */ #define EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */ +#define EXT_CSD_BOOT_INFO 228 /* RO */ /* * EXT_CSD field definitions @@ -149,6 +154,17 @@ #define EXT_CSD_BUS_WIDTH_4 1 /* Card is in 4 bit mode */ #define EXT_CSD_BUS_WIDTH_8 2 /* Card is in 8 bit mode */ +#define EXT_CSD_BOOT_PARTITION_ENABLE_MASK (0x7 << 3) +#define EXT_CSD_BOOT_PARTITION_DISABLE (0x0) +#define EXT_CSD_BOOT_PARTITION_PART1 (0x1 << 3) +#define EXT_CSD_BOOT_PARTITION_PART2 (0x2 << 3) +#define EXT_CSD_BOOT_PARTITION_USER (0x7 << 3) + +#define EXT_CSD_BOOT_PARTITION_ACCESS_MASK (0x7) +#define EXT_CSD_BOOT_PARTITION_ACCESS_DISABLE (0x0) +#define EXT_CSD_BOOT_PARTITION_ACCESS_PART1 (0x1) +#define EXT_CSD_BOOT_PARTITION_ACCESS_PART2 (0x2) + #define R1_ILLEGAL_COMMAND (1 << 22) #define R1_APP_CMD (1 << 5) @@ -259,6 +275,10 @@ struct mmc { uint read_bl_len; uint write_bl_len; u64 capacity; +#ifdef CONFIG_BOOT_PARTITION_ACCESS + uint boot_config; + uint boot_size_mult; +#endif block_dev_desc_t block_dev; int (*send_cmd)(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data); @@ -272,6 +292,10 @@ int mmc_init(struct mmc *mmc); int mmc_read(struct mmc *mmc, u64 src, uchar *dst, int size); struct mmc *find_mmc_device(int dev_num); void print_mmc_devices(char separator); +#ifdef CONFIG_BOOT_PARTITION_ACCESS +int mmc_switch_partition(struct mmc *mmc, uint part); +int sd_switch_partition(struct mmc *mmc, uint part); +#endif #ifndef CONFIG_GENERIC_MMC int mmc_legacy_init(int verbose); |