diff options
Diffstat (limited to 'drivers/fastboot/fb_getvar.c')
-rw-r--r-- | drivers/fastboot/fb_getvar.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/fastboot/fb_getvar.c b/drivers/fastboot/fb_getvar.c index d43f2cfee6..4e5536d611 100644 --- a/drivers/fastboot/fb_getvar.c +++ b/drivers/fastboot/fb_getvar.c @@ -31,6 +31,7 @@ static void getvar_partition_type(char *part_name, char *response); static void getvar_partition_size(char *part_name, char *response); #endif static void getvar_is_userspace(char *var_parameter, char *response); +static void getvar_logical_block_size(char *var_parameter, char *response); static const struct { const char *variable; @@ -81,6 +82,9 @@ static const struct { }, { .variable = "is-userspace", .dispatch = getvar_is_userspace + }, { + .variable = "logical-block-size", + .dispatch = getvar_logical_block_size } }; @@ -251,6 +255,20 @@ static void getvar_is_userspace(char *var_parameter, char *response) fastboot_okay("no", response); } +static void getvar_logical_block_size(char *var_parameter, char *response) +{ + struct blk_desc *dev_desc; + + dev_desc = blk_get_dev("mmc", CONFIG_FASTBOOT_FLASH_MMC_DEV); + if (!dev_desc || dev_desc->type == DEV_TYPE_UNKNOWN) { + pr_err("invalid mmc device\n"); + fastboot_fail("invalid mmc device", response); + return; + } + + fastboot_response("OKAY", response, "0x%08lx", dev_desc->blksz); +} + /** * fastboot_getvar() - Writes variable indicated by cmd_parameter to response. * |