diff options
| author | Richard Zhu <r65037@freescale.com> | 2010-07-23 16:38:06 +0800 |
|---|---|---|
| committer | Alan Tull <r80115@freescale.com> | 2010-07-23 09:54:07 -0500 |
| commit | 9c33e500bc019fbb98acaee3f0eaaf4a706be692 (patch) | |
| tree | d3bbbe86cbbafd3e3b37ff8b8b3eba4fe512121c /include | |
| parent | 2da9a13f709d5b08f51e243dc9a65a0f6f73c596 (diff) | |
ENGR00125411 eMMC: Boot Partition switch func used in MFG tool
User can get eMMC partitions info from user space layer in
linux OS enviroment.
User can do switch operations between the eMMC boot partitions
and the user partition.
User can access the eMMC boot partitions from user space layer
in linux OS enviroment.
NOTE:This func had been verified on TOSHIBA eMMC44 card only.
Signed-off-by: Richard Zhu <r65037@freescale.com>
Signed-off-by: Rob Herring <r.herring@freescale.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mmc/card.h | 3 | ||||
| -rw-r--r-- | include/linux/mmc/mmc.h | 5 |
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index c0f729f07db8..61c4ee33e306 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -44,6 +44,9 @@ struct mmc_ext_csd { unsigned int sectors; unsigned int card_type; #define MMC_DDR_MODE_MASK (0x3<<2) + unsigned char boot_info; + unsigned char boot_size_mult; + unsigned char boot_config; }; struct sd_scr { diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 3fb7289fce73..0469f45361e3 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -249,11 +249,14 @@ struct _mmc_csd { * EXT_CSD fields */ +#define EXT_CSD_BOOT_CONFIG 179 /* R/W */ #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_SIZE_MULT 226 /* RO, 1 bytes */ +#define EXT_CSD_BOOT_INFO 228 /* RO, 1 bytes */ /* * EXT_CSD field definitions @@ -273,6 +276,8 @@ struct _mmc_csd { #define EXT_CSD_BUS_WIDTH_4_DDR 5 /* Card is in 4 bit ddr mode */ #define EXT_CSD_BUS_WIDTH_8_DDR 6 /* Card is in 8 bit ddr mode */ +#define EXT_CSD_BOOT_PARTITION_ACCESS_MASK (0x3) + /* * MMC_SWITCH access modes */ |