arch/Kconfig

   1 config ARCH_MAP_SYSMEM
   2         depends on SANDBOX
   3         def_bool y
   4
   5 config CREATE_ARCH_SYMLINK
   6         bool
   7
   8 config HAVE_ARCH_IOREMAP
   9         bool
  10
  11 config SYS_CACHE_SHIFT_4
  12         bool
  13
  14 config SYS_CACHE_SHIFT_5
  15         bool
  16
  17 config SYS_CACHE_SHIFT_6
  18         bool
  19
  20 config SYS_CACHE_SHIFT_7
  21         bool
  22
  23 config SYS_CACHELINE_SIZE
  24         int
  25         default 128 if SYS_CACHE_SHIFT_7
  26         default 64 if SYS_CACHE_SHIFT_6
  27         default 32 if SYS_CACHE_SHIFT_5
  28         default 16 if SYS_CACHE_SHIFT_4
  29         # Fall-back for MIPS
  30         default 32 if MIPS
  31
  32 config LINKER_LIST_ALIGN
  33         int
  34         default 32 if SANDBOX
  35         default 8 if ARM64 || X86
  36         default 4
  37         help
  38           Force the each linker list to be aligned to this boundary. This
  39           is required if ll_entry_get() is used, since otherwise the linker
  40           may add padding into the table, thus breaking it.
  41           See linker_lists.rst for full details.
  42
  43 choice
  44         prompt "Architecture select"
  45         default SANDBOX
  46
  47 config ARC
  48         bool "ARC architecture"
  49         select ARC_TIMER
  50         select CLK
  51         select DM
  52         select HAVE_PRIVATE_LIBGCC
  53         select SUPPORT_OF_CONTROL
  54         select SYS_CACHE_SHIFT_7
  55         select TIMER
  56
  57 config ARM
  58         bool "ARM architecture"
  59         select ARCH_SUPPORTS_LTO
  60         select CREATE_ARCH_SYMLINK
  61         select HAVE_PRIVATE_LIBGCC if !ARM64
  62         select SUPPORT_ACPI
  63         select SUPPORT_OF_CONTROL
  64
  65 config M68K
  66         bool "M68000 architecture"
  67         select HAVE_PRIVATE_LIBGCC
  68         select NEEDS_MANUAL_RELOC
  69         select SYS_BOOT_GET_CMDLINE
  70         select SYS_BOOT_GET_KBD
  71         select SYS_CACHE_SHIFT_4
  72         select SUPPORT_OF_CONTROL
  73
  74 config MICROBLAZE
  75         bool "MicroBlaze architecture"
  76         select SUPPORT_OF_CONTROL
  77         imply CMD_TIMER
  78         imply SPL_REGMAP if SPL
  79         imply SPL_TIMER if SPL
  80         imply TIMER
  81         imply XILINX_TIMER
  82
  83 config MIPS
  84         bool "MIPS architecture"
  85         select HAVE_ARCH_IOREMAP
  86         select HAVE_PRIVATE_LIBGCC
  87         select SUPPORT_OF_CONTROL
  88         select SPL_SEPARATE_BSS if SPL
  89
  90 config NIOS2
  91         bool "Nios II architecture"
  92         select CPU
  93         select DM
  94         imply DM_EVENT
  95         select OF_CONTROL
  96         select SUPPORT_OF_CONTROL
  97         imply CMD_DM
  98
  99 config PPC
 100         bool "PowerPC architecture"
 101         select HAVE_PRIVATE_LIBGCC
 102         select SUPPORT_OF_CONTROL
 103         select SYS_BOOT_GET_CMDLINE
 104         select SYS_BOOT_GET_KBD
 105
 106 config RISCV
 107         bool "RISC-V architecture"
 108         select CREATE_ARCH_SYMLINK
 109         select SUPPORT_OF_CONTROL
 110         select OF_CONTROL
 111         select DM
 112         select SPL_SEPARATE_BSS if SPL
 113         imply DM_SERIAL
 114         imply DM_ETH
 115         imply DM_EVENT
 116         imply DM_MMC
 117         imply DM_SPI
 118         imply DM_SPI_FLASH
 119         imply BLK
 120         imply CLK
 121         imply MTD
 122         imply TIMER
 123         imply CMD_DM
 124         imply SPL_DM
 125         imply SPL_OF_CONTROL
 126         imply SPL_LIBCOMMON_SUPPORT
 127         imply SPL_LIBGENERIC_SUPPORT
 128         imply SPL_SERIAL
 129         imply SPL_TIMER
 130
 131 config SANDBOX
 132         bool "Sandbox"
 133         select ARCH_SUPPORTS_LTO
 134         select BOARD_LATE_INIT
 135         select BZIP2
 136         select CMD_POWEROFF
 137         select DM
 138         select DM_FUZZING_ENGINE
 139         select DM_GPIO
 140         select DM_I2C
 141         select DM_KEYBOARD
 142         select DM_MMC
 143         select DM_SERIAL
 144         select DM_SPI
 145         select DM_SPI_FLASH
 146         select GZIP_COMPRESSED
 147         select HAVE_BLOCK_DEVICE
 148         select LZO
 149         select OF_BOARD_SETUP
 150         select PCI_ENDPOINT
 151         select SPI
 152         select SUPPORT_OF_CONTROL
 153         select SYSRESET_CMD_POWEROFF
 154         select SYS_CACHE_SHIFT_4
 155         select IRQ
 156         select SUPPORT_EXTENSION_SCAN
 157         select SUPPORT_ACPI
 158         imply BITREVERSE
 159         select BLOBLIST
 160         imply LTO
 161         imply CMD_DM
 162         imply CMD_EXCEPTION
 163         imply CMD_GETTIME
 164         imply CMD_HASH
 165         imply CMD_IO
 166         imply CMD_IOTRACE
 167         imply CMD_LZMADEC
 168         imply CMD_SATA
 169         imply CMD_SF
 170         imply CMD_SF_TEST
 171         imply CRC32_VERIFY
 172         imply FAT_WRITE
 173         imply FIRMWARE
 174         imply FUZZING_ENGINE_SANDBOX
 175         imply HASH_VERIFY
 176         imply LZMA
 177         imply TEE
 178         imply AVB_VERIFY
 179         imply LIBAVB
 180         imply CMD_AVB
 181         imply PARTITION_TYPE_GUID
 182         imply SCP03
 183         imply CMD_SCP03
 184         imply UDP_FUNCTION_FASTBOOT
 185         imply VIRTIO_MMIO
 186         imply VIRTIO_PCI
 187         imply VIRTIO_SANDBOX
 188         imply VIRTIO_BLK
 189         imply VIRTIO_NET
 190         imply DM_SOUND
 191         imply PCI_SANDBOX_EP
 192         imply PCH
 193         imply PHYLIB
 194         imply DM_MDIO
 195         imply DM_MDIO_MUX
 196         imply ACPI_PMC
 197         imply ACPI_PMC_SANDBOX
 198         imply CMD_PMC
 199         imply CMD_CLONE
 200         imply SILENT_CONSOLE
 201         imply BOOTARGS_SUBST
 202         imply PHY_FIXED
 203         imply DM_DSA
 204         imply CMD_EXTENSION
 205         imply KEYBOARD
 206         imply PHYSMEM
 207         imply GENERATE_ACPI_TABLE
 208         imply BINMAN
 209
 210 config SH
 211         bool "SuperH architecture"
 212         select HAVE_PRIVATE_LIBGCC
 213         select SUPPORT_OF_CONTROL
 214
 215 config X86
 216         bool "x86 architecture"
 217         select SUPPORT_SPL
 218         select SUPPORT_TPL
 219         select CREATE_ARCH_SYMLINK
 220         select DM
 221         select HAVE_ARCH_IOMAP
 222         select HAVE_PRIVATE_LIBGCC
 223         select OF_CONTROL
 224         select PCI
 225         select SUPPORT_ACPI
 226         select SUPPORT_OF_CONTROL
 227         select SYS_CACHE_SHIFT_6
 228         select TIMER
 229         select USE_PRIVATE_LIBGCC
 230         select X86_TSC_TIMER
 231         select IRQ
 232         imply HAS_ROM if X86_RESET_VECTOR
 233         imply BLK
 234         imply CMD_DM
 235         imply CMD_FPGA_LOADMK
 236         imply CMD_GETTIME
 237         imply CMD_IO
 238         imply CMD_IRQ
 239         imply CMD_PCI
 240         imply CMD_SF
 241         imply CMD_SF_TEST
 242         imply CMD_ZBOOT
 243         imply DM_ETH
 244         imply DM_EVENT
 245         imply DM_GPIO
 246         imply DM_KEYBOARD
 247         imply DM_MMC
 248         imply DM_RTC
 249         imply DM_SCSI
 250         imply DM_SERIAL
 251         imply DM_SPI
 252         imply DM_SPI_FLASH
 253         imply DM_USB
 254         imply DM_VIDEO
 255         imply SYSRESET
 256         imply SPL_SYSRESET
 257         imply SYSRESET_X86
 258         imply USB_ETHER_ASIX
 259         imply USB_ETHER_SMSC95XX
 260         imply USB_HOST_ETHER
 261         imply PCH
 262         imply PHYSMEM
 263         imply RTC_MC146818
 264         imply ACPIGEN if !QEMU && !EFI_APP
 265         imply SYSINFO if GENERATE_SMBIOS_TABLE
 266         imply SYSINFO_SMBIOS if GENERATE_SMBIOS_TABLE
 267         imply TIMESTAMP
 268
 269         # Thing to enable for when SPL/TPL are enabled: SPL
 270         imply SPL_DM
 271         imply SPL_OF_LIBFDT
 272         imply SPL_DRIVERS_MISC
 273         imply SPL_GPIO
 274         imply SPL_PINCTRL
 275         imply SPL_LIBCOMMON_SUPPORT
 276         imply SPL_LIBGENERIC_SUPPORT
 277         imply SPL_SERIAL
 278         imply SPL_SPI_FLASH_SUPPORT
 279         imply SPL_SPI
 280         imply SPL_OF_CONTROL
 281         imply SPL_TIMER
 282         imply SPL_REGMAP
 283         imply SPL_SYSCON
 284         # TPL
 285         imply TPL_DM
 286         imply TPL_DRIVERS_MISC
 287         imply TPL_GPIO
 288         imply TPL_PINCTRL
 289         imply TPL_LIBCOMMON_SUPPORT
 290         imply TPL_LIBGENERIC_SUPPORT
 291         imply TPL_SERIAL
 292         imply TPL_OF_CONTROL
 293         imply TPL_TIMER
 294         imply TPL_REGMAP
 295         imply TPL_SYSCON
 296
 297 config XTENSA
 298         bool "Xtensa architecture"
 299         select CREATE_ARCH_SYMLINK
 300         select SUPPORT_OF_CONTROL
 301
 302 endchoice
 303
 304 config SYS_ARCH
 305         string
 306         help
 307           This option should contain the architecture name to build the
 308           appropriate arch/<CONFIG_SYS_ARCH> directory.
 309           All the architectures should specify this option correctly.
 310
 311 config SYS_CPU
 312         string
 313         help
 314           This option should contain the CPU name to build the correct
 315           arch/<CONFIG_SYS_ARCH>/cpu/<CONFIG_SYS_CPU> directory.
 316
 317           This is optional.  For those targets without the CPU directory,
 318           leave this option empty.
 319
 320 config SYS_SOC
 321         string
 322         help
 323           This option should contain the SoC name to build the directory
 324           arch/<CONFIG_SYS_ARCH>/cpu/<CONFIG_SYS_CPU>/<CONFIG_SYS_SOC>.
 325
 326           This is optional.  For those targets without the SoC directory,
 327           leave this option empty.
 328
 329 config SYS_VENDOR
 330         string
 331         help
 332           This option should contain the vendor name of the target board.
 333           If it is set and
 334           board/<CONFIG_SYS_VENDOR>/common/Makefile exists, the vendor common
 335           directory is compiled.
 336           If CONFIG_SYS_BOARD is also set, the sources under
 337           board/<CONFIG_SYS_VENDOR>/<CONFIG_SYS_BOARD> directory are compiled.
 338
 339           This is optional.  For those targets without the vendor directory,
 340           leave this option empty.
 341
 342 config SYS_BOARD
 343         string
 344         help
 345           This option should contain the name of the target board.
 346           If it is set, either board/<CONFIG_SYS_VENDOR>/<CONFIG_SYS_BOARD>
 347           or board/<CONFIG_SYS_BOARD> directory is compiled depending on
 348           whether CONFIG_SYS_VENDOR is set or not.
 349
 350           This is optional.  For those targets without the board directory,
 351           leave this option empty.
 352
 353 config SYS_CONFIG_NAME
 354         string
 355         help
 356           This option should contain the base name of board header file.
 357           The header file include/configs/<CONFIG_SYS_CONFIG_NAME>.h
 358           should be included from include/config.h.
 359
 360 config SYS_DISABLE_DCACHE_OPS
 361         bool
 362         help
 363          This option disables dcache flush and dcache invalidation
 364          operations. For example, on coherent systems where cache
 365          operatios are not required, enable this option to avoid them.
 366          Note that, its up to the individual architectures to implement
 367          this functionality.
 368
 369 config SYS_IMMR
 370         hex "Address for the Internal Memory-Mapped Registers (IMMR) window"
 371         depends on PPC || FSL_LSCH2 || FSL_LSCH3 || ARCH_LS1021A
 372         default 0xFF000000 if MPC8xx
 373         default 0xF0000000 if ARCH_MPC8313
 374         default 0xE0000000 if MPC83xx && !ARCH_MPC8313
 375         default 0x01000000 if ARCH_LS1021A || FSL_LSCH2 || FSL_LSCH3
 376         default 0xFFE00000 if ARCH_P1010 || ARCH_P1011 || ARCH_P1020 || \
 377                               ARCH_P1021 || ARCH_P1024 || ARCH_P1025 || \
 378                               ARCH_P2020
 379         default SYS_CCSRBAR_DEFAULT
 380         help
 381           Address for the Internal Memory-Mapped Registers (IMMR) window used
 382           to configure the features of many Freescale / NXP SoCs.
 383
 384 config SKIP_LOWLEVEL_INIT
 385         bool "Skip the calls to certain low level initialization functions"
 386         depends on ARM || MIPS || RISCV
 387         help
 388           If enabled, then certain low level initializations (like setting up
 389           the memory controller) are omitted and/or U-Boot does not relocate
 390           itself into RAM.
 391           Normally this variable MUST NOT be defined. The only exception is
 392           when U-Boot is loaded (to RAM) by some other boot loader or by a
 393           debugger which performs these initializations itself.
 394
 395 config SPL_SKIP_LOWLEVEL_INIT
 396         bool "Skip the calls to certain low level initialization functions"
 397         depends on SPL && (ARM || MIPS || RISCV)
 398         help
 399           If enabled, then certain low level initializations (like setting up
 400           the memory controller) are omitted and/or U-Boot does not relocate
 401           itself into RAM.
 402           Normally this variable MUST NOT be defined. The only exception is
 403           when U-Boot is loaded (to RAM) by some other boot loader or by a
 404           debugger which performs these initializations itself.
 405
 406 config TPL_SKIP_LOWLEVEL_INIT
 407         bool "Skip the calls to certain low level initialization functions"
 408         depends on SPL && ARM
 409         help
 410           If enabled, then certain low level initializations (like setting up
 411           the memory controller) are omitted and/or U-Boot does not relocate
 412           itself into RAM.
 413           Normally this variable MUST NOT be defined. The only exception is
 414           when U-Boot is loaded (to RAM) by some other boot loader or by a
 415           debugger which performs these initializations itself.
 416
 417 config SKIP_LOWLEVEL_INIT_ONLY
 418         bool "Skip the call to lowlevel_init during early boot ONLY"
 419         depends on ARM
 420         help
 421           This allows just the call to lowlevel_init() to be skipped. The
 422           normal CP15 init (such as enabling the instruction cache) is still
 423           performed.
 424
 425 config SPL_SKIP_LOWLEVEL_INIT_ONLY
 426         bool "Skip the call to lowlevel_init during early boot ONLY"
 427         depends on SPL && ARM
 428         help
 429           This allows just the call to lowlevel_init() to be skipped. The
 430           normal CP15 init (such as enabling the instruction cache) is still
 431           performed.
 432
 433 config TPL_SKIP_LOWLEVEL_INIT_ONLY
 434         bool "Skip the call to lowlevel_init during early boot ONLY"
 435         depends on TPL && ARM
 436         help
 437           This allows just the call to lowlevel_init() to be skipped. The
 438           normal CP15 init (such as enabling the instruction cache) is still
 439           performed.
 440
 441 source "arch/arc/Kconfig"
 442 source "arch/arm/Kconfig"
 443 source "arch/m68k/Kconfig"
 444 source "arch/microblaze/Kconfig"
 445 source "arch/mips/Kconfig"
 446 source "arch/nios2/Kconfig"
 447 source "arch/powerpc/Kconfig"
 448 source "arch/sandbox/Kconfig"
 449 source "arch/sh/Kconfig"
 450 source "arch/x86/Kconfig"
 451 source "arch/xtensa/Kconfig"
 452 source "arch/riscv/Kconfig"
 453
 454 if ARM || M68K || PPC
 455
 456 source "arch/Kconfig.nxp"
 457
 458 endif
 459
 460 source "board/keymile/Kconfig"
 461
 462 if MIPS || MICROBLAZE
 463
 464 choice
 465         prompt "Endianness selection"
 466         help
 467           Some MIPS boards can be configured for either little or big endian
 468           byte order. These modes require different U-Boot images. In general there
 469           is one preferred byteorder for a particular system but some systems are
 470           just as commonly used in the one or the other endianness.
 471
 472 config SYS_BIG_ENDIAN
 473         bool "Big endian"
 474         depends on (SUPPORTS_BIG_ENDIAN && MIPS) || MICROBLAZE
 475
 476 config SYS_LITTLE_ENDIAN
 477         bool "Little endian"
 478         depends on (SUPPORTS_LITTLE_ENDIAN && MIPS) || MICROBLAZE
 479
 480 endchoice
 481
 482 endif