information when SPL finishes and load it when U-Boot proper starts
up.
+config TPL_BOOTSTAGE
+ bool "Boot timing and reported in TPL"
+ 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 TPL 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
This is the size of the bootstage record list and is the maximum
number of bootstage records that can be recorded.
+config TPL_BOOTSTAGE_RECORD_COUNT
+ int "Number of boot stage records to store for TPL"
+ default 5
+ 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
This should be large enough to hold the bootstage stash. A value of
4096 (4KiB) is normally plenty.
+config SHOW_BOOT_PROGRESS
+ bool "Show boot progress in a board-specific manner"
+ help
+ Defining this option allows to add some board-specific code (calling
+ a user-provided function show_boot_progress(int) that enables you to
+ show the system's boot progress on some display (for example, some
+ LEDs) on your board. At the moment, the following checkpoints are
+ implemented:
+
+ Legacy uImage format:
+
+ Arg Where When
+ 1 common/cmd_bootm.c before attempting to boot an image
+ -1 common/cmd_bootm.c Image header has bad magic number
+ 2 common/cmd_bootm.c Image header has correct magic number
+ -2 common/cmd_bootm.c Image header has bad checksum
+ 3 common/cmd_bootm.c Image header has correct checksum
+ -3 common/cmd_bootm.c Image data has bad checksum
+ 4 common/cmd_bootm.c Image data has correct checksum
+ -4 common/cmd_bootm.c Image is for unsupported architecture
+ 5 common/cmd_bootm.c Architecture check OK
+ -5 common/cmd_bootm.c Wrong Image Type (not kernel, multi)
+ 6 common/cmd_bootm.c Image Type check OK
+ -6 common/cmd_bootm.c gunzip uncompression error
+ -7 common/cmd_bootm.c Unimplemented compression type
+ 7 common/cmd_bootm.c Uncompression OK
+ 8 common/cmd_bootm.c No uncompress/copy overwrite error
+ -9 common/cmd_bootm.c Unsupported OS (not Linux, BSD, VxWorks, QNX)
+
+ 9 common/image.c Start initial ramdisk verification
+ -10 common/image.c Ramdisk header has bad magic number
+ -11 common/image.c Ramdisk header has bad checksum
+ 10 common/image.c Ramdisk header is OK
+ -12 common/image.c Ramdisk data has bad checksum
+ 11 common/image.c Ramdisk data has correct checksum
+ 12 common/image.c Ramdisk verification complete, start loading
+ -13 common/image.c Wrong Image Type (not PPC Linux ramdisk)
+ 13 common/image.c Start multifile image verification
+ 14 common/image.c No initial ramdisk, no multifile, continue.
+
+ 15 arch/<arch>/lib/bootm.c All preparation done, transferring control to OS
+
+ -30 arch/powerpc/lib/board.c Fatal error, hang the system
+ -31 post/post.c POST test failed, detected by post_output_backlog()
+ -32 post/post.c POST test failed, detected by post_run_single()
+
+ 34 common/cmd_doc.c before loading a Image from a DOC device
+ -35 common/cmd_doc.c Bad usage of "doc" command
+ 35 common/cmd_doc.c correct usage of "doc" command
+ -36 common/cmd_doc.c No boot device
+ 36 common/cmd_doc.c correct boot device
+ -37 common/cmd_doc.c Unknown Chip ID on boot device
+ 37 common/cmd_doc.c correct chip ID found, device available
+ -38 common/cmd_doc.c Read Error on boot device
+ 38 common/cmd_doc.c reading Image header from DOC device OK
+ -39 common/cmd_doc.c Image header has bad magic number
+ 39 common/cmd_doc.c Image header has correct magic number
+ -40 common/cmd_doc.c Error reading Image from DOC device
+ 40 common/cmd_doc.c Image header has correct magic number
+ 41 common/cmd_ide.c before loading a Image from a IDE device
+ -42 common/cmd_ide.c Bad usage of "ide" command
+ 42 common/cmd_ide.c correct usage of "ide" command
+ -43 common/cmd_ide.c No boot device
+ 43 common/cmd_ide.c boot device found
+ -44 common/cmd_ide.c Device not available
+ 44 common/cmd_ide.c Device available
+ -45 common/cmd_ide.c wrong partition selected
+ 45 common/cmd_ide.c partition selected
+ -46 common/cmd_ide.c Unknown partition table
+ 46 common/cmd_ide.c valid partition table found
+ -47 common/cmd_ide.c Invalid partition type
+ 47 common/cmd_ide.c correct partition type
+ -48 common/cmd_ide.c Error reading Image Header on boot device
+ 48 common/cmd_ide.c reading Image Header from IDE device OK
+ -49 common/cmd_ide.c Image header has bad magic number
+ 49 common/cmd_ide.c Image header has correct magic number
+ -50 common/cmd_ide.c Image header has bad checksum
+ 50 common/cmd_ide.c Image header has correct checksum
+ -51 common/cmd_ide.c Error reading Image from IDE device
+ 51 common/cmd_ide.c reading Image from IDE device OK
+ 52 common/cmd_nand.c before loading a Image from a NAND device
+ -53 common/cmd_nand.c Bad usage of "nand" command
+ 53 common/cmd_nand.c correct usage of "nand" command
+ -54 common/cmd_nand.c No boot device
+ 54 common/cmd_nand.c boot device found
+ -55 common/cmd_nand.c Unknown Chip ID on boot device
+ 55 common/cmd_nand.c correct chip ID found, device available
+ -56 common/cmd_nand.c Error reading Image Header on boot device
+ 56 common/cmd_nand.c reading Image Header from NAND device OK
+ -57 common/cmd_nand.c Image header has bad magic number
+ 57 common/cmd_nand.c Image header has correct magic number
+ -58 common/cmd_nand.c Error reading Image from NAND device
+ 58 common/cmd_nand.c reading Image from NAND device OK
+
+ -60 common/env_common.c Environment has a bad CRC, using default
+
+ 64 net/eth.c starting with Ethernet configuration.
+ -64 net/eth.c no Ethernet found.
+ 65 net/eth.c Ethernet found.
+
+ -80 common/cmd_net.c usage wrong
+ 80 common/cmd_net.c before calling net_loop()
+ -81 common/cmd_net.c some error in net_loop() occurred
+ 81 common/cmd_net.c net_loop() back without error
+ -82 common/cmd_net.c size == 0 (File with size 0 loaded)
+ 82 common/cmd_net.c trying automatic boot
+ 83 common/cmd_net.c running "source" command
+ -83 common/cmd_net.c some error in automatic boot or "source" command
+ 84 common/cmd_net.c end without errors
+
+ FIT uImage format:
+
+ Arg Where When
+ 100 common/cmd_bootm.c Kernel FIT Image has correct format
+ -100 common/cmd_bootm.c Kernel FIT Image has incorrect format
+ 101 common/cmd_bootm.c No Kernel subimage unit name, using configuration
+ -101 common/cmd_bootm.c Can't get configuration for kernel subimage
+ 102 common/cmd_bootm.c Kernel unit name specified
+ -103 common/cmd_bootm.c Can't get kernel subimage node offset
+ 103 common/cmd_bootm.c Found configuration node
+ 104 common/cmd_bootm.c Got kernel subimage node offset
+ -104 common/cmd_bootm.c Kernel subimage hash verification failed
+ 105 common/cmd_bootm.c Kernel subimage hash verification OK
+ -105 common/cmd_bootm.c Kernel subimage is for unsupported architecture
+ 106 common/cmd_bootm.c Architecture check OK
+ -106 common/cmd_bootm.c Kernel subimage has wrong type
+ 107 common/cmd_bootm.c Kernel subimage type OK
+ -107 common/cmd_bootm.c Can't get kernel subimage data/size
+ 108 common/cmd_bootm.c Got kernel subimage data/size
+ -108 common/cmd_bootm.c Wrong image type (not legacy, FIT)
+ -109 common/cmd_bootm.c Can't get kernel subimage type
+ -110 common/cmd_bootm.c Can't get kernel subimage comp
+ -111 common/cmd_bootm.c Can't get kernel subimage os
+ -112 common/cmd_bootm.c Can't get kernel subimage load address
+ -113 common/cmd_bootm.c Image uncompress/copy overwrite error
+
+ 120 common/image.c Start initial ramdisk verification
+ -120 common/image.c Ramdisk FIT image has incorrect format
+ 121 common/image.c Ramdisk FIT image has correct format
+ 122 common/image.c No ramdisk subimage unit name, using configuration
+ -122 common/image.c Can't get configuration for ramdisk subimage
+ 123 common/image.c Ramdisk unit name specified
+ -124 common/image.c Can't get ramdisk subimage node offset
+ 125 common/image.c Got ramdisk subimage node offset
+ -125 common/image.c Ramdisk subimage hash verification failed
+ 126 common/image.c Ramdisk subimage hash verification OK
+ -126 common/image.c Ramdisk subimage for unsupported architecture
+ 127 common/image.c Architecture check OK
+ -127 common/image.c Can't get ramdisk subimage data/size
+ 128 common/image.c Got ramdisk subimage data/size
+ 129 common/image.c Can't get ramdisk load address
+ -129 common/image.c Got ramdisk load address
+
+ -130 common/cmd_doc.c Incorrect FIT image format
+ 131 common/cmd_doc.c FIT image format OK
+
+ -140 common/cmd_ide.c Incorrect FIT image format
+ 141 common/cmd_ide.c FIT image format OK
+
+ -150 common/cmd_nand.c Incorrect FIT image format
+ 151 common/cmd_nand.c FIT image format OK
+
endmenu
menu "Boot media"
This is the string of commands that will be used as bootcmd and if
AUTOBOOT is set, automatically run.
+config USE_PREBOOT
+ bool "Enable preboot"
+ help
+ When this option is enabled, the existence of the environment
+ variable "preboot" will be checked immediately before starting the
+ CONFIG_BOOTDELAY countdown and/or running the auto-boot command resp.
+ entering interactive mode.
+
+ This feature is especially useful when "preboot" is automatically
+ generated or modified. For example, the boot code can modify the
+ "preboot" when a user holds down a certain combination of keys.
+
+config PREBOOT
+ string "preboot default value"
+ depends on USE_PREBOOT
+ default ""
+ help
+ This is the default of "preboot" environment variable.
+
menu "Console"
config MENU
The buffer is allocated immediately after the malloc() region is
ready.
+config DISABLE_CONSOLE
+ bool "Add functionality to disable console completely"
+ help
+ Disable console (in & out).
+
config IDENT_STRING
string "Board specific string to be added to uboot version string"
help
All Messages with a loglevel smaller than the console loglevel will
be compiled in. The loglevels are defined as follows:
- 0 (KERN_EMERG) system is unusable
- 1 (KERN_ALERT) action must be taken immediately
- 2 (KERN_CRIT) critical conditions
- 3 (KERN_ERR) error conditions
- 4 (KERN_WARNING) warning conditions
- 5 (KERN_NOTICE) normal but significant condition
- 6 (KERN_INFO) informational
- 7 (KERN_DEBUG) debug-level messages
+ 0 - emergency
+ 1 - alert
+ 2 - critical
+ 3 - error
+ 4 - warning
+ 5 - note
+ 6 - info
+ 7 - debug
+ 8 - debug content
+ 9 - debug hardware I/O
config SPL_LOGLEVEL
int
default LOGLEVEL
+config TPL_LOGLEVEL
+ int
+ default LOGLEVEL
+
config SILENT_CONSOLE
bool "Support a silent console"
help
This option allows the console to be silenced, meaning that no
output will appear on the console devices. This is controlled by
- setting the environment vaariable 'silent' to a non-empty value.
+ setting the environment variable 'silent' to a non-empty value.
Note this also silences the console when booting Linux.
When the console is set up, the variable is checked, and the
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
+ Enable this option to suppress this output. It can be obtained by
calling stdio_print_current_devices() from board code.
config SYS_STDIO_DEREGISTER
config LOG
bool "Enable logging support"
- select DM
+ 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
config SPL_LOG
bool "Enable logging support in SPL"
+ depends on LOG
+ help
+ This enables support for logging of status and debug messages. These
+ can be displayed on the console, recorded in a memory buffer, or
+ discarded if not needed. Logging supports various categories and
+ levels of severity.
+
+config TPL_LOG
+ bool "Enable logging support in TPL"
+ depends on LOG
help
This enables support for logging of status and debug messages. These
can be displayed on the console, recorded in a memory buffer, or
higher than this will be ignored. If possible log statements below
this level will be discarded at build time. Levels:
- 0 - panic
- 1 - critical
- 2 - error
- 3 - warning
- 4 - note
- 5 - info
- 6 - detail
+ 0 - emergency
+ 1 - alert
+ 2 - critical
+ 3 - error
+ 4 - warning
+ 5 - note
+ 6 - info
7 - debug
+ 8 - debug content
+ 9 - debug hardware I/O
config SPL_LOG_MAX_LEVEL
int "Maximum log level to record in SPL"
higher than this will be ignored. If possible log statements below
this level will be discarded at build time. Levels:
- 0 - panic
- 1 - critical
- 2 - error
- 3 - warning
- 4 - note
- 5 - info
- 6 - detail
+ 0 - emergency
+ 1 - alert
+ 2 - critical
+ 3 - error
+ 4 - warning
+ 5 - note
+ 6 - info
7 - debug
+ 8 - debug content
+ 9 - debug hardware I/O
+
+config TPL_LOG_MAX_LEVEL
+ int "Maximum log level to record in TPL"
+ depends on TPL_LOG
+ default 3
+ help
+ This selects the maximum log level that will be recorded. Any value
+ higher than this will be ignored. If possible log statements below
+ this level will be discarded at build time. Levels:
+
+ 0 - emergency
+ 1 - alert
+ 2 - critical
+ 3 - error
+ 4 - warning
+ 5 - note
+ 6 - info
+ 7 - debug
+ 8 - debug content
+ 9 - debug hardware I/O
+
+config LOG_DEFAULT_LEVEL
+ int "Default logging level to display"
+ default 6
+ help
+ This is the default logging level set when U-Boot starts. It can
+ be adjusted later using the 'log level' command. Note that setting
+ this to a value above LOG_MAX_LEVEL will be ineffective, since the
+ higher levels are not compiled in to U-Boot.
+
+ 0 - emergency
+ 1 - alert
+ 2 - critical
+ 3 - error
+ 4 - warning
+ 5 - note
+ 6 - info
+ 7 - debug
+ 8 - debug content
+ 9 - debug hardware I/O
config LOG_CONSOLE
bool "Allow log output to the console"
log message is shown - other details like level, category, file and
line number are omitted.
-config LOG_SPL_CONSOLE
+config SPL_LOG_CONSOLE
bool "Allow log output to the console in SPL"
- depends on LOG_SPL
+ depends on SPL_LOG
+ default y
+ help
+ Enables a log driver which writes log records to the console.
+ Generally the console is the serial port or LCD display. Only the
+ log message is shown - other details like level, category, file and
+ line number are omitted.
+
+config TPL_LOG_CONSOLE
+ bool "Allow log output to the console in SPL"
+ depends on TPL_LOG
default y
help
Enables a log driver which writes log records to the console.
This enables a 'log test' command to test logging. It is normally
executed from a pytest and simply outputs logging information
in various different ways to test that the logging system works
- correctly with varoius settings.
+ correctly with various settings.
config LOG_ERROR_RETURN
bool "Log all functions which return an error"
depends on LOG
help
When an error is returned in U-Boot it is sometimes difficult to
- figure out the root cause. For eaxmple, reading from SPI flash may
+ figure out the root cause. For example, reading from SPI flash may
fail due to a problem in the SPI controller or due to the flash part
not returning the expected information. This option changes
log_ret() to log any errors it sees. With this option disabled,
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
next reset.
config BOARD_LATE_INIT
- bool
+ bool "Execute Board late init"
help
Sometimes board require some initialization code that might
require once the actual init done, example saving board specific env,
config DISPLAY_CPUINFO
bool "Display information about the CPU during start up"
- default y if ARM || NIOS2 || X86 || XTENSA || M68K
+ default y if ARC|| ARM || NIOS2 || X86 || XTENSA || M68K
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 early start up"
- default y if ARM || M68K || MIPS || PPC || SANDBOX || XTENSA
+ default y if ARC || 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
the relocation phase. The board function checkboard() is called to do
this.
+config BOUNCE_BUFFER
+ bool "Include bounce buffer API"
+ help
+ Some peripherals support DMA from a subset of physically
+ addressable memory only. To support such peripherals, the
+ bounce buffer API uses a temporary buffer: it copies data
+ to/from DMA regions while managing cache operations.
+
+ A second possible use of bounce buffers is their ability to
+ provide aligned buffers for DMA operations.
+
+config BOARD_TYPES
+ bool "Call get_board_type() to get and display the board type"
+ help
+ If this option is enabled, checkboard() will call get_board_type()
+ to get a string containing the board type and this will be
+ displayed immediately after the model is shown on the console
+ early in boot.
+
menu "Start-up hooks"
config ARCH_EARLY_INIT_R
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.
+ and will be called after the console is set up, after relocation.
config BOARD_EARLY_INIT_F
bool "Call board-specific init before relocation"
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 access MMC, similar to drivers/fastboot/fb_mmc.c.
* Helpers to alloc/init/free avb ops.
+config SPL_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.
+
+config TPL_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
menu "Update support"
default 100
depends on UPDATE_TFTP
+config ANDROID_AB
+ bool "Android A/B updates"
+ default n
+ help
+ If enabled, adds support for the new Android A/B update model. This
+ allows the bootloader to select which slot to boot from based on the
+ information provided by userspace via the Android boot_ctrl HAL. This
+ allows a bootloader to try a new version of the system but roll back
+ to previous version if the new one didn't boot all the way.
+
+endmenu
+
+menu "Blob list"
+
+config BLOBLIST
+ bool "Support for a bloblist"
+ help
+ This enables support for a bloblist in U-Boot, which can be passed
+ from TPL to SPL to U-Boot proper (and potentially to Linux). The
+ blob list supports multiple binary blobs of data, each with a tag,
+ so that different U-Boot components can store data which can survive
+ through to the next stage of the boot.
+
+config SPL_BLOBLIST
+ bool "Support for a bloblist in SPL"
+ depends on BLOBLIST
+ default y if SPL
+ help
+ This enables a bloblist in SPL. If this is the first part of U-Boot
+ to run, then the bloblist is set up in SPL and passed to U-Boot
+ proper. If TPL also has a bloblist, then SPL uses the one from there.
+
+config TPL_BLOBLIST
+ bool "Support for a bloblist in TPL"
+ depends on BLOBLIST
+ default y if TPL
+ help
+ This enables a bloblist in TPL. The bloblist is set up in TPL and
+ passed to SPL and U-Boot proper.
+
+config BLOBLIST_SIZE
+ hex "Size of bloblist"
+ depends on BLOBLIST
+ default 0x400
+ help
+ Sets the size of the bloblist in bytes. This must include all
+ overhead (alignment, bloblist header, record header). The bloblist
+ is set up in the first part of U-Boot to run (TPL, SPL or U-Boot
+ proper), and this sane bloblist is used for subsequent stages.
+
+config BLOBLIST_ADDR
+ hex "Address of bloblist"
+ depends on BLOBLIST
+ default 0xe000 if SANDBOX
+ help
+ Sets the address of the bloblist, set up by the first part of U-Boot
+ which runs. Subsequent U-Boot stages typically use the same address.
+
endmenu
source "common/spl/Kconfig"
projects / oweals / u-boot.git / blobdiff