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fastboot: Add support for 'oem format' command

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Introduce 'oem format' which matches the USB implementation, guard this
with CONFIG_FASTBOOT_CMD_OEM_FORMAT so that you can configure it out.

Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Alex Kiernan 2018-05-29 15:30:54 +00:00 committed by Marek Vasut
parent f73a7df984
commit 3845b9065f
3 changed files with 44 additions and 0 deletions
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8
drivers/fastboot/Kconfig
View File

@ -124,6 +124,14 @@ config FASTBOOT_MBR_NAME
specified on the "fastboot flash" command line matches the value
defined here. The default target name for updating MBR is "mbr".
config FASTBOOT_CMD_OEM_FORMAT
bool "Enable the 'oem format' command"
depends on FASTBOOT_FLASH_MMC && CMD_GPT
help
Add support for the "oem format" command from a client. This
relies on the env variable partitions to contain the list of
partitions as required by the gpt command.
endif # FASTBOOT
endmenu

33
drivers/fastboot/fb_command.c
View File

@ -34,6 +34,9 @@ static void flash(char *, char *);
static void erase(char *, char *);
#endif
static void reboot_bootloader(char *, char *);
#if CONFIG_IS_ENABLED(FASTBOOT_CMD_OEM_FORMAT)
static void oem_format(char *, char *);
#endif
static const struct {
const char *command;
@ -77,6 +80,12 @@ static const struct {
.command = "set_active",
.dispatch = okay
},
#if CONFIG_IS_ENABLED(FASTBOOT_CMD_OEM_FORMAT)
[FASTBOOT_COMMAND_OEM_FORMAT] = {
.command = "oem format",
.dispatch = oem_format,
},
#endif
};
/**
@ -300,3 +309,27 @@ static void reboot_bootloader(char *cmd_parameter, char *response)
else
fastboot_okay(NULL, response);
}
#if CONFIG_IS_ENABLED(FASTBOOT_CMD_OEM_FORMAT)
/**
* oem_format() - Execute the OEM format command
*
* @cmd_parameter: Pointer to command parameter
* @response: Pointer to fastboot response buffer
*/
static void oem_format(char *cmd_parameter, char *response)
{
char cmdbuf[32];
if (!env_get("partitions")) {
fastboot_fail("partitions not set", response);
} else {
sprintf(cmdbuf, "gpt write mmc %x $partitions",
CONFIG_FASTBOOT_FLASH_MMC_DEV);
if (run_command(cmdbuf, 0))
fastboot_fail("", response);
else
fastboot_okay(NULL, response);
}
}
#endif

3
include/fastboot.h
View File

@ -33,6 +33,9 @@ enum {
FASTBOOT_COMMAND_REBOOT,
FASTBOOT_COMMAND_REBOOT_BOOTLOADER,
FASTBOOT_COMMAND_SET_ACTIVE,
#if CONFIG_IS_ENABLED(FASTBOOT_CMD_OEM_FORMAT)
FASTBOOT_COMMAND_OEM_FORMAT,
#endif
FASTBOOT_COMMAND_COUNT
};