config NAND_BOOT
bool "Support for booting from NAND flash"
default n
+ imply NAND
help
Enabling this will make a U-Boot binary that is capable of being
booted via NAND flash. This is not a must, some SoCs need this,
config ONENAND_BOOT
bool "Support for booting from ONENAND"
default n
+ imply NAND
help
Enabling this will make a U-Boot binary that is capable of being
booted via ONENAND. This is not a must, some SoCs need this,
set to -1 to disable autoboot.
set to -2 to autoboot with no delay and not check for abort
+ If this value is >= 0 then it is also used for the default delay
+ before starting the default entry in bootmenu. If it is < 0 then
+ a default value of 10s is used.
+
See doc/README.autoboot for details.
config USE_BOOTARGS
config LOG
bool "Enable logging support"
+ depends on DM
help
This enables support for logging of status and debug messages. These
can be displayed on the console, recorded in a memory buffer, or
help
This option is used to set the default fdt file to boot OS.
+config MISC_INIT_R
+ bool "Execute Misc Init"
+ default y if ARCH_KEYSTONE || ARCH_SUNXI || MPC85xx
+ default y if ARCH_OMAP2PLUS && !AM33XX
+ help
+ Enabling this option calls 'misc_init_r' function
+
config VERSION_VARIABLE
bool "add U-Boot environment variable vers"
default n
to do this.
config DISPLAY_BOARDINFO
- bool "Display information about the board during start up"
+ bool "Display information about the board during early start up"
default y if ARM || M68K || MIPS || PPC || SANDBOX || XTENSA
help
Display information about the board that U-Boot is running on
when U-Boot starts up. The board function checkboard() is called
to do this.
+config DISPLAY_BOARDINFO_LATE
+ bool "Display information about the board during late start up"
+ help
+ Display information about the board that U-Boot is running on after
+ the relocation phase. The board function checkboard() is called to do
+ this.
+
menu "Start-up hooks"
config ARCH_EARLY_INIT_R
Note that the normal serial console is not yet set up, but the
debug UART will be available if enabled.
+config BOARD_EARLY_INIT_R
+ bool "Call board-specific init after relocation"
+ help
+ Some boards need to perform initialisation as directly after
+ relocation. With this option, U-Boot calls board_early_init_r()
+ in the post-relocation init sequence.
+
+config LAST_STAGE_INIT
+ bool "Call board-specific as last setup step"
+ help
+ Some boards need to perform initialisation immediately before control
+ is passed to the command-line interpreter (e.g. for initializations
+ that depend on later phases in the init sequence). With this option,
+ U-Boot calls last_stage_init() before the command-line interpreter is
+ started.
+
endmenu
menu "Security support"
and the algorithms it supports are defined in common/hash.c. See
also CMD_HASH for command-line access.
+config AVB_VERIFY
+ bool "Build Android Verified Boot operations"
+ depends on LIBAVB && FASTBOOT
+ depends on PARTITION_UUIDS
+ help
+ This option enables compilation of bootloader-dependent operations,
+ used by Android Verified Boot 2.0 library (libavb). Includes:
+ * Helpers to process strings in order to build OS bootargs.
+ * Helpers to access MMC, similar to drivers/fastboot/fb_mmc.c.
+ * Helpers to alloc/init/free avb ops.
+
endmenu
menu "Update support"