| ## SPDX-License-Identifier: GPL-2.0-only |
| |
| if PAYLOAD_LINUXBOOT |
| |
| choice |
| prompt "Architecture" |
| depends on LINUXBOOT_COMPILE_KERNEL || LINUXBOOT_BUILD_INITRAMFS |
| default LINUXBOOT_X86_64 |
| |
| config LINUXBOOT_X86_64 |
| bool "x86_64" |
| depends on ARCH_X86 |
| help |
| AMD64 kernel and initramfs |
| |
| config LINUXBOOT_X86 |
| bool "x86" |
| depends on ARCH_X86 |
| help |
| X86 kernel and initramfs |
| |
| config LINUXBOOT_ARM |
| bool "arm64" |
| depends on ARCH_ARM |
| select PAYLOAD_FIT_SUPPORT |
| help |
| arm kernel and initramfs |
| |
| config LINUXBOOT_ARM64 |
| bool "arm64" |
| depends on ARCH_ARM64 |
| select PAYLOAD_FIT_SUPPORT |
| help |
| AARCH64 kernel and initramfs |
| |
| config LINUXBOOT_RISCV_RV32 |
| bool "RISC-V" |
| depends on ARCH_RISCV_RV32 |
| select PAYLOAD_FIT_SUPPORT |
| help |
| RISC-V kernel and initramfs |
| |
| config LINUXBOOT_RISCV_RV64 |
| bool "RISC-V" |
| depends on ARCH_RISCV_RV64 |
| select PAYLOAD_FIT_SUPPORT |
| help |
| RISC-V kernel and initramfs |
| |
| endchoice |
| |
| comment "Linux kernel" |
| |
| config LINUXBOOT_COMPILE_KERNEL |
| bool "Compile kernel" |
| default n |
| |
| config LINUXBOOT_KERNEL_PATH |
| string "Path to kernel" |
| default "build/uImage" if LINUXBOOT_KERNEL_UIMAGE |
| default "build/bzImage" if LINUXBOOT_KERNEL_BZIMAGE |
| help |
| The kernel path is either and absolute path or relative to the |
| LinuxBoot directory |
| |
| if LINUXBOOT_COMPILE_KERNEL |
| |
| config LINUXBOOT_CROSS_COMPILE |
| string "cross compiler" |
| default "" # e.g. "aarch64-linux-gnu-" |
| help |
| Choose a custom cross compiler toolchain to use. |
| It can be useful if you don't want to use the coreboot toolchain |
| or experience problems using it. |
| |
| config LINUXBOOT_KERNEL_VERSION |
| string "kernel version" |
| default "6.3" |
| help |
| Choose the Linux kernel version number. (x.x.x) |
| Release candidate kernels (rc) are currently are not supported. |
| |
| config LINUXBOOT_KERNEL_CONFIGFILE |
| string "Config file path" |
| default "i386/defconfig" if LINUXBOOT_X86 |
| default "x86_64/defconfig" if LINUXBOOT_X86_64 |
| default "arm64/defconfig" if LINUXBOOT_ARM64 |
| default "riscv/defconfig-32" if LINUXBOOT_RISCV_RV32 |
| default "riscv/defconfig-64" if LINUXBOOT_RISCV_RV64 |
| help |
| Path to the kernel configuration file. |
| |
| Note: this can be a defconfig file or a complete .config file. |
| |
| choice |
| prompt "Kernel binary format" |
| default LINUXBOOT_KERNEL_BZIMAGE if LINUXBOOT_X86 || LINUXBOOT_X86_64 |
| default LINUXBOOT_KERNEL_UIMAGE if LINUXBOOT_ARM64 || LINUXBOOT_RISCV_RV32 || LINUXBOOT_RISCV_RV64 |
| |
| config LINUXBOOT_KERNEL_BZIMAGE |
| bool "bzImage" |
| depends on LINUXBOOT_X86 || LINUXBOOT_X86_64 |
| |
| config LINUXBOOT_KERNEL_UIMAGE |
| bool "uImage" |
| depends on LINUXBOOT_ARM64 || LINUXBOOT_RISCV_RV32 || LINUXBOOT_RISCV_RV64 |
| |
| endchoice |
| |
| config LINUXBOOT_DTS_FILE |
| string "Compiled devicetree file" |
| depends on LINUXBOOT_ARM64 || LINUXBOOT_RISCV_RV32 || LINUXBOOT_RISCV_RV64 |
| default "empty.dts" |
| |
| endif #LINUXBOOT_COMPILE_KERNEL |
| |
| config LINUX_COMMAND_LINE |
| string "Kernel command-line" |
| default "" |
| help |
| Add your own kernel command-line arguments. |
| |
| config PAYLOAD_FILE |
| default "payloads/external/LinuxBoot/build/Image" |
| |
| comment "Linux initramfs" |
| |
| config LINUXBOOT_BUILD_INITRAMFS |
| bool "Build initramfs" |
| default n |
| |
| config LINUXBOOT_INITRAMFS_PATH |
| string "Path to initramfs" |
| default "build/initramfs_u-root.cpio" if LINUXBOOT_UROOT |
| |
| if LINUXBOOT_BUILD_INITRAMFS |
| |
| choice |
| prompt "Initramfs" |
| default LINUXBOOT_UROOT |
| |
| config LINUXBOOT_UROOT |
| bool "u-root" |
| depends on !LINUXBOOT_RISCV_RV32 # not supported by u-root |
| help |
| Enable u-root linuxboot mode. |
| See http://u-root.tk/ for more information. |
| |
| endchoice |
| |
| if LINUXBOOT_UROOT |
| |
| choice |
| prompt "U-root version" |
| default LINUXBOOT_UROOT_MAIN |
| |
| config LINUXBOOT_UROOT_CUSTOM |
| bool "custom" |
| help |
| choose a custom u-root branch |
| |
| config LINUXBOOT_UROOT_MAIN |
| bool "main" |
| help |
| Latest u-root version |
| |
| config LINUXBOOT_UROOT_V7_0_0 |
| bool "v7.0.0" |
| |
| config LINUXBOOT_UROOT_V6_0_0 |
| bool "v6.0.0" |
| |
| config LINUXBOOT_UROOT_V5_0_0 |
| bool "v5.0.0" |
| |
| config LINUXBOOT_UROOT_V4_0_0 |
| bool "v4.0.0" |
| |
| config LINUXBOOT_UROOT_V3_0_0 |
| bool "v3.0.0" |
| |
| config LINUXBOOT_UROOT_V2_0_0 |
| bool "v2.0.0" |
| |
| config LINUXBOOT_UROOT_V1_0_0 |
| bool "v1.0.0" |
| |
| endchoice |
| |
| config LINUXBOOT_UROOT_CHECKOUT |
| string "U-root custom branch" |
| depends on LINUXBOOT_UROOT_CUSTOM |
| |
| config LINUXBOOT_UROOT_VERSION |
| string |
| default LINUXBOOT_UROOT_CHECKOUT if LINUXBOOT_UROOT_CUSTOM |
| default "main" if LINUXBOOT_UROOT_MAIN |
| default "v7.0.0" if LINUXBOOT_UROOT_V7_0_0 |
| default "v6.0.0" if LINUXBOOT_UROOT_V6_0_0 |
| default "v5.0.0" if LINUXBOOT_UROOT_V5_0_0 |
| default "v4.0.0" if LINUXBOOT_UROOT_V4_0_0 |
| default "v3.0.0" if LINUXBOOT_UROOT_V3_0_0 |
| default "v2.0.0" if LINUXBOOT_UROOT_V2_0_0 |
| default "v1.0.0" if LINUXBOOT_UROOT_V1_0_0 |
| |
| choice |
| prompt "Build format" |
| default LINUXBOOT_UROOT_BB |
| help |
| u-root build format (e.g. bb or source). (default "bb") |
| |
| config LINUXBOOT_UROOT_BB |
| bool "bb" |
| |
| config LINUXBOOT_UROOT_SOURCE |
| bool "source (experimental)" |
| |
| endchoice |
| |
| config LINUXBOOT_UROOT_FORMAT |
| string |
| default "bb" if LINUXBOOT_UROOT_BB |
| default "source" if LINUXBOOT_UROOT_SOURCE |
| |
| config LINUXBOOT_UROOT_FILES |
| string "Add files to u-root base" |
| help |
| Additional files, directories, and binaries (with their ldd dependencies) to add to archive. |
| Can be speficified multiple times. |
| |
| config LINUXBOOT_UROOT_INITCMD |
| string "Init target" |
| default "init" |
| help |
| Symlink target for /init. |
| Can be an absolute path or a u-root command name. (default "init") |
| |
| config LINUXBOOT_UROOT_SHELL |
| string "default shell" |
| default "elvish" |
| help |
| Default shell. |
| Can be an absolute path or a u-root command name. (default "elvish") |
| |
| config LINUXBOOT_UROOT_COMMANDS |
| string "U-root commands" |
| default "boot coreboot-app" |
| help |
| List of additional modules to include, |
| separated by space. (default "boot coreboot-app") |
| |
| if LINUXBOOT_UROOT_MAIN |
| |
| choice |
| prompt "Choose a specific bootloader" |
| default SPECIFIC_BOOTLOADER_SYSTEMBOOT |
| help |
| Specify a bootloader which starts after u-root init. It will be a symlink |
| to /bin/uinit. Default: systemboot |
| |
| config SPECIFIC_BOOTLOADER_NONE |
| bool "none" |
| help |
| Leave u-root to decide which bootloaders to load first after init, if |
| any at all. Most likely u-root will start into the defined u-root shell. |
| |
| config SPECIFIC_BOOTLOADER_SYSTEMBOOT |
| bool "systemboot" |
| help |
| If systemboot has been used as a bootloader wrapper in the past, |
| enable this option. It will invoke -uinitcmd=systemboot and result in |
| a BIOS/UEFI BDS boot behavior. |
| |
| config SPECIFIC_BOOTLOADER_BOOT2 |
| bool "boot2" |
| |
| config SPECIFIC_BOOTLOADER_PXEBOOT |
| bool "pxeboot" |
| |
| config SPECIFIC_BOOTLOADER_STBOOT |
| bool "stboot" |
| |
| config SPECIFIC_BOOTLOADER_CUSTOM |
| bool "custom" |
| |
| endchoice |
| |
| config SPECIFIC_BOOTLOADER_CUSTOM_CMD |
| string "Specify a custom program to start" |
| depends on SPECIFIC_BOOTLOADER_CUSTOM |
| help |
| This option will symlink the input to /bin/unit which will set it as the |
| first boot program after the u-root init. Program flags are not |
| symlinkable. |
| |
| config LINUXBOOT_UROOT_UINITCMD |
| string |
| default "" if SPECIFIC_BOOTLOADER_NONE |
| default "systemboot" if SPECIFIC_BOOTLOADER_SYSTEMBOOT |
| default "boot2" if SPECIFIC_BOOTLOADER_BOOT2 |
| default "pxeboot" if SPECIFIC_BOOTLOADER_PXEBOOT |
| default "stboot" if SPECIFIC_BOOTLOADER_STBOOT |
| default SPECIFIC_BOOTLOADER_CUSTOM_CMD if SPECIFIC_BOOTLOADER_CUSTOM |
| |
| endif #LINUXBOOT_UROOT_MAIN |
| |
| endif #LINUXBOOT_UROOT |
| |
| endif #LINUXBOOT_BUILD_INITRAMFS |
| |
| choice |
| prompt "Initramfs compression format" |
| default LINUXBOOT_INITRAMFS_COMPRESSION_XZ |
| |
| config LINUXBOOT_INITRAMFS_COMPRESSION_NONE |
| bool "none" |
| |
| config LINUXBOOT_INITRAMFS_COMPRESSION_XZ |
| bool "xz compression" |
| |
| endchoice |
| |
| config LINUXBOOT_INITRAMFS_SUFFIX |
| string |
| default "" if LINUXBOOT_INITRAMFS_COMPRESSION_NONE |
| default ".xz" if LINUXBOOT_INITRAMFS_COMPRESSION_XZ |
| |
| endif #PAYLOAD_LINUXBOOT |
