Calls to show_boot_progress() will also result in log entries but
these will not have names.
+config SPL_BOOTSTAGE
+ bool "Boot timing and reported in SPL"
+ depends on BOOTSTAGE
+ help
+ Enable recording of boot time in SPL. To make this visible to U-Boot
+ proper, enable BOOTSTAGE_STASH as well. This will stash the timing
+ information when SPL finishes and load it when U-Boot proper starts
+ up.
+
config BOOTSTAGE_REPORT
bool "Display a detailed boot timing report before booting the OS"
depends on BOOTSTAGE
30,361,327 445,160 start_kernel
config BOOTSTAGE_USER_COUNT
- hex "Number of boot ID numbers available for user use"
+ int "Number of boot ID numbers available for user use"
default 20
help
This is the number of available user bootstage records.
a new ID will be allocated from this stash. If you exceed
the limit, recording will stop.
+config BOOTSTAGE_RECORD_COUNT
+ int "Number of boot stage records to store"
+ default 30
+ help
+ This is the size of the bootstage record list and is the maximum
+ number of bootstage records that can be recorded.
+
config BOOTSTAGE_FDT
bool "Store boot timing information in the OS device tree"
depends on BOOTSTAGE
config BOOTSTAGE_STASH_SIZE
hex "Size of boot timing stash region"
- default 4096
+ default 0x1000
help
This should be large enough to hold the bootstage stash. A value of
4096 (4KiB) is normally plenty.
See doc/README.autoboot for details.
+config USE_BOOTARGS
+ bool "Enable boot arguments"
+ help
+ Provide boot arguments to bootm command. Boot arguments are specified
+ in CONFIG_BOOTARGS option. Enable this option to be able to specify
+ CONFIG_BOOTARGS string. If this option is disabled, CONFIG_BOOTARGS
+ will be undefined and won't take any space in U-Boot image.
+
+config BOOTARGS
+ string "Boot arguments"
+ depends on USE_BOOTARGS
+ help
+ This can be used to pass arguments to the bootm command. The value of
+ CONFIG_BOOTARGS goes into the environment value "bootargs". Note that
+ this value will also override the "chosen" node in FDT blob.
+
menu "Console"
+config MENU
+ bool
+ help
+ This is the library functionality to provide a text-based menu of
+ choices for the user to make choices with.
+
config CONSOLE_RECORD
bool "Console recording"
help
We should consider removing this option and allocating the memory
in board_init_f_init_reserve() instead.
+config CONSOLE_MUX
+ bool "Enable console multiplexing"
+ default y if DM_VIDEO || VIDEO || LCD
+ help
+ This allows multiple devices to be used for each console 'file'.
+ For example, stdout can be set to go to serial and video.
+ Similarly, stdin can be set to come from serial and keyboard.
+ Input can be provided from either source. Console multiplexing
+ adds a small amount of size to U-Boot. Changes to the environment
+ variables stdout, stdin and stderr will take effect immediately.
+
+config SYS_CONSOLE_IS_IN_ENV
+ bool "Select console devices from the environment"
+ default y if CONSOLE_MUX
+ help
+ This allows multiple input/output devices to be set at boot time.
+ For example, if stdout is set to "serial,video" then output will
+ be sent to both the serial and video devices on boot. The
+ environment variables can be updated after boot to change the
+ input/output devices.
+
+config SYS_CONSOLE_OVERWRITE_ROUTINE
+ bool "Allow board control over console overwriting"
+ help
+ If this is enabled, and the board-specific function
+ overwrite_console() returns 1, the stdin, stderr and stdout are
+ switched to the serial port, else the settings in the environment
+ are used. If this is not enabled, the console will not be switched
+ to serial.
+
+config SYS_CONSOLE_ENV_OVERWRITE
+ bool "Update environment variables during console init"
+ help
+ The console environment variables (stdout, stdin, stderr) can be
+ used to determine the correct console devices on start-up. This
+ option writes the console devices to these variables on console
+ start-up (after relocation). This causes the environment to be
+ updated to match the console devices actually chosen.
+
+config SYS_CONSOLE_INFO_QUIET
+ bool "Don't display the console devices on boot"
+ help
+ Normally U-Boot displays the current settings for stdout, stdin
+ and stderr on boot when the post-relocation console is set up.
+ Enable this option to supress this output. It can be obtained by
+ calling stdio_print_current_devices() from board code.
+
+config SYS_STDIO_DEREGISTER
+ bool "Allow deregistering stdio devices"
+ default y if USB_KEYBOARD
+ help
+ Generally there is no need to deregister stdio devices since they
+ are never deactivated. But if a stdio device is used which can be
+ removed (for example a USB keyboard) then this option can be
+ enabled to ensure this is handled correctly.
+
endmenu
-config SYS_NO_FLASH
- bool "Disable support for parallel NOR flash"
- default n
+config DTB_RESELECT
+ bool "Support swapping dtbs at a later point in boot"
+ depends on FIT_EMBED
+ help
+ It is possible during initial boot you may need to use a generic
+ dtb until you can fully determine the board your running on. This
+ config allows boards to implement a function at a later point
+ during boot to switch to the "correct" dtb.
+
+config FIT_EMBED
+ bool "Support a FIT image embedded in the U-boot image"
+ help
+ This option provides hooks to allow U-boot to parse an
+ appended FIT image and enable board specific code to then select
+ the correct DTB to be used.
+
+config DEFAULT_FDT_FILE
+ string "Default fdt file"
help
- This option is used to disable support for parallel NOR flash.
+ This option is used to set the default fdt file to boot OS.
config VERSION_VARIABLE
bool "add U-Boot environment variable vers"
Any change to this variable will be reverted at the
next reset.
+config BOARD_LATE_INIT
+ bool
+ help
+ Sometimes board require some initialization code that might
+ require once the actual init done, example saving board specific env,
+ boot-modes etc. which eventually done at late.
+
+ So this config enable the late init code with the help of board_late_init
+ function which should defined on respective boards.
+
config DISPLAY_CPUINFO
bool "Display information about the CPU during start up"
- default y if ARM || BLACKFIN || NIOS2 || X86 || XTENSA
+ default y if ARM || NIOS2 || X86 || XTENSA
help
Display information about the CPU that U-Boot is running on
when U-Boot starts up. The function print_cpuinfo() is called
config DISPLAY_BOARDINFO
bool "Display information about the board during start up"
- default y if ARM || M68K || MIPS || PPC || SPARC || XTENSA
+ 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.
+menu "Start-up hooks"
+
+config ARCH_EARLY_INIT_R
+ bool "Call arch-specific init soon after relocation"
+ help
+ With this option U-Boot will call arch_early_init_r() soon after
+ relocation. Driver model is running by this point, and the cache
+ is on. Note that board_early_init_r() is called first, if
+ enabled. This can be used to set up architecture-specific devices.
+
+config ARCH_MISC_INIT
+ bool "Call arch-specific init after relocation, when console is ready"
+ help
+ With this option U-Boot will call arch_misc_init() after
+ relocation to allow miscellaneous arch-dependent initialisation
+ to be performed. This function should be defined by the board
+ and will be called after the console is set up, after relocaiton.
+
+config BOARD_EARLY_INIT_F
+ bool "Call board-specific init before relocation"
+ help
+ Some boards need to perform initialisation as soon as possible
+ after boot. With this option, U-Boot calls board_early_init_f()
+ after driver model is ready in the pre-relocation init sequence.
+ Note that the normal serial console is not yet set up, but the
+ debug UART will be available if enabled.
+
+endmenu
+
+menu "Security support"
+
+config HASH
+ bool # "Support hashing API (SHA1, SHA256, etc.)"
+ help
+ This provides a way to hash data in memory using various supported
+ algorithms (such as SHA1, MD5, CRC32). The API is defined in hash.h
+ and the algorithms it supports are defined in common/hash.c. See
+ also CMD_HASH for command-line access.
+
+endmenu
+
source "common/spl/Kconfig"
projects / u-boot / blobdiff