menu "General setup"
+config BROKEN
+ bool
+ help
+ This option cannot be enabled. It is used as dependency
+ for broken and incomplete features.
+
config LOCALVERSION
string "Local version - append to U-Boot release"
help
default y if ARCH_MESON
default y if ARCH_ROCKCHIP
default n
+ imply USE_BOOTCOMMAND
select CMD_BOOTZ if ARM && !ARM64
select CMD_BOOTI if ARM64
- select CMD_DHCP
- select CMD_PXE
+ select CMD_DHCP if NET
+ select CMD_PXE if NET
select CMD_EXT2
select CMD_EXT4
select CMD_FAT
select CMD_FS_GENERIC
- select CMD_MII
- select CMD_PING
- select CMD_PART
+ select CMD_MII if NET
+ select CMD_PING if NET
+ select CMD_PART if PARTITIONS
select HUSH_PARSER
+ select BOOTP_BOOTPATH if NET
+ select BOOTP_DNS if NET
+ select BOOTP_GATEWAY if NET
+ select BOOTP_HOSTNAME if NET
+ select BOOTP_PXE if NET
+ select BOOTP_SUBNETMASK if NET
+ select CMDLINE_EDITING
+ select AUTO_COMPLETE
+ select SYS_LONGHELP
+ select SUPPORT_RAW_INITRD
+ select ENV_VARS_UBOOT_CONFIG
help
Select this to enable various options and commands which are suitable
for building u-boot for booting general purpose Linux distributions.
+config ENV_VARS_UBOOT_CONFIG
+ bool "Add arch, board, vendor and soc variables to default environment"
+ help
+ Define this in order to add variables describing the
+ U-Boot build configuration to the default environment.
+ These will be named arch, cpu, board, vendor, and soc.
+ Enabling this option will cause the following to be defined:
+ - CONFIG_SYS_ARCH
+ - CONFIG_SYS_CPU
+ - CONFIG_SYS_BOARD
+ - CONFIG_SYS_VENDOR
+ - CONFIG_SYS_SOC
+
+config SYS_BOOT_GET_CMDLINE
+ bool "Enable kernel command line setup"
+ help
+ Enables allocating and saving kernel cmdline in space between
+ "bootm_low" and "bootm_low" + BOOTMAPSZ.
+
+config SYS_BOOT_GET_KBD
+ bool "Enable kernel board information setup"
+ help
+ Enables allocating and saving a kernel copy of the bd_info in
+ space between "bootm_low" and "bootm_low" + BOOTMAPSZ.
+
config SYS_MALLOC_F
bool "Enable malloc() pool before relocation"
default y if DM
particular needs this to operate, so that it can allocate the
initial serial device and any others that are needed.
+config SPL_SYS_MALLOC_F_LEN
+ hex "Size of malloc() pool in SPL before relocation"
+ depends on SYS_MALLOC_F
+ default SYS_MALLOC_F_LEN
+ help
+ Before relocation, memory is very limited on many platforms. Still,
+ we can provide a small malloc() pool if needed. Driver model in
+ particular needs this to operate, so that it can allocate the
+ initial serial device and any others that are needed.
+
+config TPL_SYS_MALLOC_F_LEN
+ hex "Size of malloc() pool in TPL before relocation"
+ depends on SYS_MALLOC_F
+ default SYS_MALLOC_F_LEN
+ help
+ Before relocation, memory is very limited on many platforms. Still,
+ we can provide a small malloc() pool if needed. Driver model in
+ particular needs this to operate, so that it can allocate the
+ initial serial device and any others that are needed.
+
menuconfig EXPERT
bool "Configure standard U-Boot features (expert users)"
default y
This can be used not only for 64bit SoCs, but also for
large physical address extention on 32bit SoCs.
+config BUILD_ROM
+ bool "Build U-Boot as BIOS replacement"
+ depends on X86
+ help
+ This option allows to build a ROM version of U-Boot.
+ The build process generally requires several binary blobs
+ which are not shipped in the U-Boot source tree.
+ Please, see doc/README.x86 for details.
+
endmenu # General setup
menu "Boot images"
+config ANDROID_BOOT_IMAGE
+ bool "Enable support for Android Boot Images"
+ default y if FASTBOOT
+ help
+ This enables support for booting images which use the Android
+ image format header.
+
config FIT
bool "Support Flattened Image Tree"
select MD5
+ select SHA1
help
This option allows you to boot the new uImage structure,
Flattened Image Tree. FIT is formally a FDT, which can include
if FIT
+config FIT_ENABLE_SHA256_SUPPORT
+ bool "Support SHA256 checksum of FIT image contents"
+ select SHA256
+ default y
+ help
+ Enable this to support SHA256 checksum of FIT image contents. A
+ SHA256 checksum is a 256-bit (32-byte) hash value used to check that
+ the image contents have not been corrupted. SHA256 is recommended
+ for use in secure applications since (as at 2016) there is no known
+ feasible attack that could produce a 'collision' with differing
+ input data. Use this for the highest security. Note that only the
+ SHA256 variant is supported: SHA512 and others are not currently
+ supported in U-Boot.
+
config FIT_SIGNATURE
bool "Enable signature verification of FIT uImages"
depends on DM
injected into the FIT creation (i.e. the blobs would have been pre-
processed before being added to the FIT image).
+if SPL
+
config SPL_FIT
bool "Support Flattened Image Tree within SPL"
depends on SPL
config SPL_FIT_IMAGE_POST_PROCESS
bool "Enable post-processing of FIT artifacts after loading by the SPL"
- depends on SPL_LOAD_FIT && TI_SECURE_DEVICE
+ depends on SPL_LOAD_FIT
help
Allows doing any sort of manipulation to blobs after they got extracted
from the U-Boot FIT image like stripping off headers or modifying the
passed a list of supported device tree file stub names to
include in the generated image.
+endif # SPL
+
endif # FIT
config OF_BOARD_SETUP
new boards should not use this option.
config SYS_TEXT_BASE
- depends on ARC || X86 || ARCH_UNIPHIER || ARCH_ZYNQMP || \
- (M68K && !TARGET_ASTRO_MCF5373L) || MICROBLAZE || MIPS || \
- ARCH_ZYNQ || ARCH_KEYSTONE
+ depends on !NIOS2 && !XTENSA
depends on !EFI_APP
+ default 0x80800000 if ARCH_OMAP2PLUS
hex "Text Base"
help
- TODO: Move CONFIG_SYS_TEXT_BASE for all the architecture
+ The address in memory that U-Boot will be running from, initially.
+
config SYS_CLK_FREQ
source "dts/Kconfig"
+source "env/Kconfig"
+
source "net/Kconfig"
source "drivers/Kconfig"
source "lib/Kconfig"
source "test/Kconfig"
-
-source "scripts/Kconfig"