| config CREATE_ARCH_SYMLINK |
| bool |
| |
| config HAVE_ARCH_IOREMAP |
| bool |
| |
| config NEEDS_MANUAL_RELOC |
| bool |
| |
| config SYS_CACHE_SHIFT_4 |
| bool |
| |
| config SYS_CACHE_SHIFT_5 |
| bool |
| |
| config SYS_CACHE_SHIFT_6 |
| bool |
| |
| config SYS_CACHE_SHIFT_7 |
| bool |
| |
| config SYS_CACHELINE_SIZE |
| int |
| default 128 if SYS_CACHE_SHIFT_7 |
| default 64 if SYS_CACHE_SHIFT_6 |
| default 32 if SYS_CACHE_SHIFT_5 |
| default 16 if SYS_CACHE_SHIFT_4 |
| # Fall-back for MIPS |
| default 32 if MIPS |
| |
| config LINKER_LIST_ALIGN |
| int |
| default 32 if SANDBOX |
| default 8 if ARM64 || X86 |
| default 4 |
| help |
| Force the each linker list to be aligned to this boundary. This |
| is required if ll_entry_get() is used, since otherwise the linker |
| may add padding into the table, thus breaking it. |
| See linker_lists.rst for full details. |
| |
| choice |
| prompt "Architecture select" |
| default SANDBOX |
| |
| config ARC |
| bool "ARC architecture" |
| select ARC_TIMER |
| select CLK |
| select DM |
| select HAVE_PRIVATE_LIBGCC |
| select SUPPORT_OF_CONTROL |
| select SYS_CACHE_SHIFT_7 |
| select TIMER |
| |
| config ARM |
| bool "ARM architecture" |
| select ARCH_SUPPORTS_LTO |
| select CREATE_ARCH_SYMLINK |
| select HAVE_PRIVATE_LIBGCC if !ARM64 |
| select SUPPORT_OF_CONTROL |
| |
| config M68K |
| bool "M68000 architecture" |
| select HAVE_PRIVATE_LIBGCC |
| select NEEDS_MANUAL_RELOC |
| select SYS_BOOT_GET_CMDLINE |
| select SYS_BOOT_GET_KBD |
| select SYS_CACHE_SHIFT_4 |
| select SUPPORT_OF_CONTROL |
| |
| config MICROBLAZE |
| bool "MicroBlaze architecture" |
| select NEEDS_MANUAL_RELOC |
| select SUPPORT_OF_CONTROL |
| imply CMD_IRQ |
| |
| config MIPS |
| bool "MIPS architecture" |
| select HAVE_ARCH_IOREMAP |
| select HAVE_PRIVATE_LIBGCC |
| select SUPPORT_OF_CONTROL |
| |
| config NDS32 |
| bool "NDS32 architecture" |
| select SUPPORT_OF_CONTROL |
| |
| config NIOS2 |
| bool "Nios II architecture" |
| select CPU |
| select DM |
| select OF_CONTROL |
| select SUPPORT_OF_CONTROL |
| imply CMD_DM |
| |
| config PPC |
| bool "PowerPC architecture" |
| select HAVE_PRIVATE_LIBGCC |
| select SUPPORT_OF_CONTROL |
| select SYS_BOOT_GET_CMDLINE |
| select SYS_BOOT_GET_KBD |
| |
| config RISCV |
| bool "RISC-V architecture" |
| select CREATE_ARCH_SYMLINK |
| select SUPPORT_OF_CONTROL |
| select OF_CONTROL |
| select DM |
| imply DM_SERIAL |
| imply DM_ETH |
| imply DM_MMC |
| imply DM_SPI |
| imply DM_SPI_FLASH |
| imply BLK |
| imply CLK |
| imply MTD |
| imply TIMER |
| imply CMD_DM |
| imply SPL_DM |
| imply SPL_OF_CONTROL |
| imply SPL_LIBCOMMON_SUPPORT |
| imply SPL_LIBGENERIC_SUPPORT |
| imply SPL_SERIAL |
| imply SPL_TIMER |
| |
| config SANDBOX |
| bool "Sandbox" |
| select ARCH_SUPPORTS_LTO |
| select BOARD_LATE_INIT |
| select BZIP2 |
| select CMD_POWEROFF |
| select DM |
| select DM_GPIO |
| select DM_I2C |
| select DM_KEYBOARD |
| select DM_MMC |
| select DM_SERIAL |
| select DM_SPI |
| select DM_SPI_FLASH |
| select GZIP_COMPRESSED |
| select HAVE_BLOCK_DEVICE |
| select LZO |
| select OF_BOARD_SETUP |
| select PCI_ENDPOINT |
| select SPI |
| select SUPPORT_OF_CONTROL |
| select SYSRESET_CMD_POWEROFF |
| select SYS_CACHE_SHIFT_4 |
| select IRQ |
| select SUPPORT_EXTENSION_SCAN |
| imply BITREVERSE |
| select BLOBLIST |
| imply LTO |
| imply CMD_DM |
| imply CMD_EXCEPTION |
| imply CMD_GETTIME |
| imply CMD_HASH |
| imply CMD_IO |
| imply CMD_IOTRACE |
| imply CMD_LZMADEC |
| imply CMD_SATA |
| imply CMD_SF |
| imply CMD_SF_TEST |
| imply CRC32_VERIFY |
| imply FAT_WRITE |
| imply FIRMWARE |
| imply HASH_VERIFY |
| imply LZMA |
| imply SCSI |
| imply TEE |
| imply AVB_VERIFY |
| imply LIBAVB |
| imply CMD_AVB |
| imply SCP03 |
| imply CMD_SCP03 |
| imply UDP_FUNCTION_FASTBOOT |
| imply VIRTIO_MMIO |
| imply VIRTIO_PCI |
| imply VIRTIO_SANDBOX |
| imply VIRTIO_BLK |
| imply VIRTIO_NET |
| imply DM_SOUND |
| imply PCI_SANDBOX_EP |
| imply PCH |
| imply PHYLIB |
| imply DM_MDIO |
| imply DM_MDIO_MUX |
| imply ACPI_PMC |
| imply ACPI_PMC_SANDBOX |
| imply CMD_PMC |
| imply CMD_CLONE |
| imply SILENT_CONSOLE |
| imply BOOTARGS_SUBST |
| imply PHY_FIXED |
| imply DM_DSA |
| imply CMD_EXTENSION |
| |
| config SH |
| bool "SuperH architecture" |
| select HAVE_PRIVATE_LIBGCC |
| select SUPPORT_OF_CONTROL |
| |
| config X86 |
| bool "x86 architecture" |
| select SUPPORT_SPL |
| select SUPPORT_TPL |
| select CREATE_ARCH_SYMLINK |
| select DM |
| select HAVE_ARCH_IOMAP |
| select HAVE_PRIVATE_LIBGCC |
| select OF_CONTROL |
| select PCI |
| select SUPPORT_OF_CONTROL |
| select SYS_CACHE_SHIFT_6 |
| select TIMER |
| select USE_PRIVATE_LIBGCC |
| select X86_TSC_TIMER |
| select IRQ |
| imply HAS_ROM if X86_RESET_VECTOR |
| imply BLK |
| imply CMD_DM |
| imply CMD_FPGA_LOADMK |
| imply CMD_GETTIME |
| imply CMD_IO |
| imply CMD_IRQ |
| imply CMD_PCI |
| imply CMD_SF |
| imply CMD_SF_TEST |
| imply CMD_ZBOOT |
| imply DM_ETH |
| imply DM_GPIO |
| imply DM_KEYBOARD |
| imply DM_MMC |
| imply DM_RTC |
| imply DM_SCSI |
| imply DM_SERIAL |
| imply DM_SPI |
| imply DM_SPI_FLASH |
| imply DM_USB |
| imply DM_VIDEO |
| imply SYSRESET |
| imply SPL_SYSRESET |
| imply SYSRESET_X86 |
| imply USB_ETHER_ASIX |
| imply USB_ETHER_SMSC95XX |
| imply USB_HOST_ETHER |
| imply PCH |
| imply RTC_MC146818 |
| imply ACPIGEN if !QEMU |
| imply SYSINFO if GENERATE_SMBIOS_TABLE |
| imply SYSINFO_SMBIOS if GENERATE_SMBIOS_TABLE |
| |
| # Thing to enable for when SPL/TPL are enabled: SPL |
| imply SPL_DM |
| imply SPL_OF_LIBFDT |
| imply SPL_DRIVERS_MISC |
| imply SPL_GPIO |
| imply SPL_PINCTRL |
| imply SPL_LIBCOMMON_SUPPORT |
| imply SPL_LIBGENERIC_SUPPORT |
| imply SPL_SERIAL |
| imply SPL_SPI_FLASH_SUPPORT |
| imply SPL_SPI |
| imply SPL_OF_CONTROL |
| imply SPL_TIMER |
| imply SPL_REGMAP |
| imply SPL_SYSCON |
| # TPL |
| imply TPL_DM |
| imply TPL_DRIVERS_MISC |
| imply TPL_GPIO |
| imply TPL_PINCTRL |
| imply TPL_LIBCOMMON_SUPPORT |
| imply TPL_LIBGENERIC_SUPPORT |
| imply TPL_SERIAL |
| imply TPL_OF_CONTROL |
| imply TPL_TIMER |
| imply TPL_REGMAP |
| imply TPL_SYSCON |
| |
| config XTENSA |
| bool "Xtensa architecture" |
| select CREATE_ARCH_SYMLINK |
| select SUPPORT_OF_CONTROL |
| |
| endchoice |
| |
| config SYS_ARCH |
| string |
| help |
| This option should contain the architecture name to build the |
| appropriate arch/<CONFIG_SYS_ARCH> directory. |
| All the architectures should specify this option correctly. |
| |
| config SYS_CPU |
| string |
| help |
| This option should contain the CPU name to build the correct |
| arch/<CONFIG_SYS_ARCH>/cpu/<CONFIG_SYS_CPU> directory. |
| |
| This is optional. For those targets without the CPU directory, |
| leave this option empty. |
| |
| config SYS_SOC |
| string |
| help |
| This option should contain the SoC name to build the directory |
| arch/<CONFIG_SYS_ARCH>/cpu/<CONFIG_SYS_CPU>/<CONFIG_SYS_SOC>. |
| |
| This is optional. For those targets without the SoC directory, |
| leave this option empty. |
| |
| config SYS_VENDOR |
| string |
| help |
| This option should contain the vendor name of the target board. |
| If it is set and |
| board/<CONFIG_SYS_VENDOR>/common/Makefile exists, the vendor common |
| directory is compiled. |
| If CONFIG_SYS_BOARD is also set, the sources under |
| board/<CONFIG_SYS_VENDOR>/<CONFIG_SYS_BOARD> directory are compiled. |
| |
| This is optional. For those targets without the vendor directory, |
| leave this option empty. |
| |
| config SYS_BOARD |
| string |
| help |
| This option should contain the name of the target board. |
| If it is set, either board/<CONFIG_SYS_VENDOR>/<CONFIG_SYS_BOARD> |
| or board/<CONFIG_SYS_BOARD> directory is compiled depending on |
| whether CONFIG_SYS_VENDOR is set or not. |
| |
| This is optional. For those targets without the board directory, |
| leave this option empty. |
| |
| config SYS_CONFIG_NAME |
| string |
| help |
| This option should contain the base name of board header file. |
| The header file include/configs/<CONFIG_SYS_CONFIG_NAME>.h |
| should be included from include/config.h. |
| |
| config SYS_DISABLE_DCACHE_OPS |
| bool |
| help |
| This option disables dcache flush and dcache invalidation |
| operations. For example, on coherent systems where cache |
| operatios are not required, enable this option to avoid them. |
| Note that, its up to the individual architectures to implement |
| this functionality. |
| |
| config SKIP_LOWLEVEL_INIT |
| bool "Skip the calls to certain low level initialization functions" |
| depends on ARM || NDS32 || MIPS || RISCV |
| help |
| If enabled, then certain low level initializations (like setting up |
| the memory controller) are omitted and/or U-Boot does not relocate |
| itself into RAM. |
| Normally this variable MUST NOT be defined. The only exception is |
| when U-Boot is loaded (to RAM) by some other boot loader or by a |
| debugger which performs these initializations itself. |
| |
| config SPL_SKIP_LOWLEVEL_INIT |
| bool "Skip the calls to certain low level initialization functions" |
| depends on SPL && (ARM || NDS32 || MIPS || RISCV) |
| help |
| If enabled, then certain low level initializations (like setting up |
| the memory controller) are omitted and/or U-Boot does not relocate |
| itself into RAM. |
| Normally this variable MUST NOT be defined. The only exception is |
| when U-Boot is loaded (to RAM) by some other boot loader or by a |
| debugger which performs these initializations itself. |
| |
| config TPL_SKIP_LOWLEVEL_INIT |
| bool "Skip the calls to certain low level initialization functions" |
| depends on SPL && ARM |
| help |
| If enabled, then certain low level initializations (like setting up |
| the memory controller) are omitted and/or U-Boot does not relocate |
| itself into RAM. |
| Normally this variable MUST NOT be defined. The only exception is |
| when U-Boot is loaded (to RAM) by some other boot loader or by a |
| debugger which performs these initializations itself. |
| |
| config SKIP_LOWLEVEL_INIT_ONLY |
| bool "Skip the call to lowlevel_init during early boot ONLY" |
| depends on ARM |
| help |
| This allows just the call to lowlevel_init() to be skipped. The |
| normal CP15 init (such as enabling the instruction cache) is still |
| performed. |
| |
| config SPL_SKIP_LOWLEVEL_INIT_ONLY |
| bool "Skip the call to lowlevel_init during early boot ONLY" |
| depends on SPL && ARM |
| help |
| This allows just the call to lowlevel_init() to be skipped. The |
| normal CP15 init (such as enabling the instruction cache) is still |
| performed. |
| |
| config TPL_SKIP_LOWLEVEL_INIT_ONLY |
| bool "Skip the call to lowlevel_init during early boot ONLY" |
| depends on TPL && ARM |
| help |
| This allows just the call to lowlevel_init() to be skipped. The |
| normal CP15 init (such as enabling the instruction cache) is still |
| performed. |
| |
| source "arch/arc/Kconfig" |
| source "arch/arm/Kconfig" |
| source "arch/m68k/Kconfig" |
| source "arch/microblaze/Kconfig" |
| source "arch/mips/Kconfig" |
| source "arch/nds32/Kconfig" |
| source "arch/nios2/Kconfig" |
| source "arch/powerpc/Kconfig" |
| source "arch/sandbox/Kconfig" |
| source "arch/sh/Kconfig" |
| source "arch/x86/Kconfig" |
| source "arch/xtensa/Kconfig" |
| source "arch/riscv/Kconfig" |