# see the file Documentation/kbuild/kconfig-language.txt in the
# Linux kernel source tree.
#
-mainmenu "U-Boot $UBOOTVERSION Configuration"
-
-config UBOOTVERSION
- string
- option env="UBOOTVERSION"
+mainmenu "U-Boot $(UBOOTVERSION) Configuration"
# Allow defaults in arch-specific code to override any given here
source "arch/Kconfig"
This option cannot be enabled. It is used as dependency
for broken and incomplete features.
+config DEPRECATED
+ bool
+ help
+ This option cannot be enabled. It it used as a dependency for
+ code that relies on deprecated features that will be removed and
+ the conversion deadline has passed.
+
config LOCALVERSION
string "Local version - append to U-Boot release"
help
select CMD_PART if PARTITIONS
select CMD_PING if CMD_NET
select CMD_PXE if NET
+ select CMD_SYSBOOT
select ENV_VARS_UBOOT_CONFIG
select HUSH_PARSER
select SUPPORT_RAW_INITRD
config NR_DRAM_BANKS
int "Number of DRAM banks"
+ default 1 if ARCH_SUNXI || ARCH_OWL
default 4
help
This defines the number of DRAM banks.
depends on SYS_MALLOC_F
default 0x1000 if AM33XX
default 0x2800 if SANDBOX
+ default 0x2000 if (ARCH_IMX8 || ARCH_IMX8M || ARCH_MX7 || \
+ ARCH_MX7ULP || ARCH_MX6 || ARCH_MX5 || \
+ ARCH_LS1012A || ARCH_LS1021A || ARCH_LS1043A || \
+ ARCH_LS1046A)
default 0x400
help
Before relocation, memory is very limited on many platforms. Still,
config SYS_MALLOC_LEN
hex "Define memory for Dynamic allocation"
- depends on ARCH_ZYNQ || ARCH_VERSAL
+ depends on ARCH_ZYNQ || ARCH_VERSAL || ARCH_STM32MP || ARCH_ROCKCHIP
+ default 0x2000000 if ARCH_ROCKCHIP
help
This defines memory to be allocated for Dynamic allocation
TODO: Use for other architectures
config SPL_SYS_MALLOC_F_LEN
hex "Size of malloc() pool in SPL before relocation"
- depends on SYS_MALLOC_F
+ depends on SYS_MALLOC_F && SPL
+ default 0x2800 if RCAR_GEN3
default SYS_MALLOC_F_LEN
help
Before relocation, memory is very limited on many platforms. Still,
config TPL_SYS_MALLOC_F_LEN
hex "Size of malloc() pool in TPL before relocation"
- depends on SYS_MALLOC_F
+ depends on SYS_MALLOC_F && TPL
default SYS_MALLOC_F_LEN
help
Before relocation, memory is very limited on many platforms. Still,
When disabling this, please check if malloc calls, maybe
should be replaced by calloc - if one expects zeroed memory.
+config SYS_MALLOC_DEFAULT_TO_INIT
+ bool "Default malloc to init while reserving the memory for it"
+ default n
+ help
+ It may happen that one needs to move the dynamic allocation
+ from one to another memory range, eg. when moving the malloc
+ from the limited static to a potentially large dynamic (DDR)
+ memory.
+
+ If so then on top of setting the updated memory aside one
+ needs to bring the malloc init.
+
+ If such a scenario is sought choose yes.
+
config TOOLS_DEBUG
bool "Enable debug information for tools"
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.
+ Please, see doc/arch/x86.rst for details.
config SPL_IMAGE
string "SPL image used in the combined SPL+U-Boot image"
default "spl/boot.bin" if ARCH_AT91 && SPL_NAND_SUPPORT
default "spl/u-boot-spl.bin"
+ depends on SPL
help
Select the SPL build target that shall be generated by the SPL
build process (default spl/u-boot-spl.bin). This image will be
default "u-boot-with-spl.sfp" if TARGET_SOCFPGA_GEN5
default "u-boot-spl.kwb" if ARCH_MVEBU && SPL
default "u-boot-elf.srec" if RCAR_GEN3
- default "u-boot.itb" if SPL_LOAD_FIT && ARCH_SUNXI
- default "u-boot.kwb" if KIRKWOOD
+ default "u-boot.itb" if SPL_LOAD_FIT && (ARCH_ROCKCHIP || \
+ ARCH_SUNXI || RISCV || ARCH_ZYNQMP)
+ default "u-boot.kwb" if ARCH_KIRKWOOD
default "u-boot-with-spl.bin" if ARCH_AT91 && SPL_NAND_SUPPORT
+ default "u-boot-with-spl.imx" if ARCH_MX6 && SPL
help
Some SoCs need special image types (e.g. U-Boot binary
with a special header) as build targets. By defining
special image will be automatically built upon calling
make / buildman.
+config SYS_CUSTOM_LDSCRIPT
+ bool "Use a custom location for the U-Boot linker script"
+ help
+ Normally when linking U-Boot we will look in the board directory,
+ the CPU directory and finally the "cpu" directory of the architecture
+ for the ile "u-boot.lds" and use that as our linker. However, in
+ some cases we need to provide a different linker script. To do so,
+ enable this option and then provide the location under
+ CONFIG_SYS_LDSCRIPT.
+
+config SYS_LDSCRIPT
+ depends on SYS_CUSTOM_LDSCRIPT
+ string "Custom ldscript location"
+ help
+ Path within the source tree to the linker script to use for the
+ main U-Boot binary.
+
+config ERR_PTR_OFFSET
+ hex
+ default 0x0
+ help
+ Some U-Boot pointers have redundant information, so we can use a
+ scheme where we can return either an error code or a pointer with the
+ same return value. The default implementation just casts the pointer
+ to a number, however, this may fail on platforms where the end of the
+ address range is used for valid pointers (e.g. 0xffffff00 is a valid
+ heap pointer in socfpga SPL).
+ For such platforms, this value provides an upper range of those error
+ pointer values - up to 'MAX_ERRNO' bytes below this value must be
+ unused/invalid addresses.
+
+config PLATFORM_ELFENTRY
+ string
+ default "__start" if MIPS
+ default "_start"
+
endmenu # General setup
menu "Boot images"
if FIT
config FIT_EXTERNAL_OFFSET
- hex "Text Base"
+ hex "FIT external data offset"
default 0x0
help
This specifies a data offset in fit image.
depends on DM
select HASH
select RSA
+ select RSA_VERIFY
+ select IMAGE_SIGN_INFO
help
This option enables signature verification of FIT uImages,
using a hash signed and verified using RSA. If
check the legacy image format is disabled by default, so that
unsigned images cannot be loaded. If a board needs the legacy image
format support in this case, enable it using
- CONFIG_IMAGE_FORMAT_LEGACY.
+ CONFIG_LEGACY_IMAGE_FORMAT.
config FIT_SIGNATURE_MAX_SIZE
hex "Max size of signed FIT structures"
Enable this to support the pss padding algorithm as described
in the rfc8017 (https://tools.ietf.org/html/rfc8017).
+config FIT_CIPHER
+ bool "Enable ciphering data in a FIT uImages"
+ depends on DM
+ select AES
+ help
+ Enable the feature of data ciphering/unciphering in the tool mkimage
+ and in the u-boot support of the FIT image.
+
config FIT_VERBOSE
bool "Show verbose messages when FIT images fail"
help
depends on SPL_DM
select SPL_FIT
select SPL_RSA
+ select SPL_RSA_VERIFY
+ select SPL_IMAGE_SIGN_INFO
config SPL_LOAD_FIT
- bool "Enable SPL loading U-Boot as a FIT"
+ bool "Enable SPL loading U-Boot as a FIT (basic fitImage features)"
select SPL_FIT
help
Normally with the SPL framework a legacy image is generated as part
particular it can handle selecting from multiple device tree
and passing the correct one to U-Boot.
+config SPL_LOAD_FIT_APPLY_OVERLAY
+ bool "Enable SPL applying DT overlays from FIT"
+ depends on SPL_LOAD_FIT
+ select OF_LIBFDT_OVERLAY
+ help
+ The device tree is loaded from the FIT image. Allow the SPL is to
+ also load device-tree overlays from the FIT image an apply them
+ over the device tree.
+
+config SPL_LOAD_FIT_APPLY_OVERLAY_BUF_SZ
+ depends on SPL_LOAD_FIT_APPLY_OVERLAY
+ default 0x10000
+ hex "size of temporary buffer used to load the overlays"
+ help
+ The size of the area where the overlays will be loaded and
+ uncompress. Must be at least as large as biggest overlay
+ (uncompressed)
+
config SPL_LOAD_FIT_FULL
- bool "Enable SPL loading U-Boot as a FIT"
+ bool "Enable SPL loading U-Boot as a FIT (full fitImage features)"
select SPL_FIT
help
Normally with the SPL framework a legacy image is generated as part
string ".its file generator script for U-Boot FIT image"
depends on SPL_FIT
default "board/sunxi/mksunxi_fit_atf.sh" if SPL_LOAD_FIT && ARCH_SUNXI
+ default "arch/arm/mach-rockchip/make_fit_atf.py" if SPL_LOAD_FIT && ARCH_ROCKCHIP
+ default "arch/arm/mach-zynqmp/mkimage_fit_atf.sh" if SPL_LOAD_FIT && ARCH_ZYNQMP
+ default "arch/riscv/lib/mkimage_fit_opensbi.sh" if SPL_LOAD_FIT && RISCV
help
Specifies a (platform specific) script file to generate the FIT
source file used to build the U-Boot FIT image file. This gets
endif # FIT
-config IMAGE_FORMAT_LEGACY
+config LEGACY_IMAGE_FORMAT
bool "Enable support for the legacy image format"
default y if !FIT_SIGNATURE
help
configuration to Kconfig. Since this option will be removed sometime,
new boards should not use this option.
-config SYS_TEXT_BASE
+config HAVE_SYS_TEXT_BASE
+ bool
depends on !NIOS2 && !XTENSA
depends on !EFI_APP
+ default y
+
+config SYS_TEXT_BASE
+ depends on HAVE_SYS_TEXT_BASE
default 0x80800000 if ARCH_OMAP2PLUS || ARCH_K3
default 0x4a000000 if ARCH_SUNXI && !MACH_SUN9I && !MACH_SUN8I_V3S
default 0x2a000000 if ARCH_SUNXI && MACH_SUN9I
help
The address in memory that U-Boot will be running from, initially.
-
-
config SYS_CLK_FREQ
- depends on ARC || ARCH_SUNXI
+ depends on ARC || ARCH_SUNXI || MPC83xx
int "CPU clock frequency"
help
TODO: Move CONFIG_SYS_CLK_FREQ for all the architecture
projects / oweals / u-boot.git / blobdiff