HelenOS.config

   1 #
   2 # Copyright (c) 2006 Ondrej Palkovsky
   3 # Copyright (c) 2009 Martin Decky
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 #
  10 # - Redistributions of source code must retain the above copyright
  11 #   notice, this list of conditions and the following disclaimer.
  12 # - Redistributions in binary form must reproduce the above copyright
  13 #   notice, this list of conditions and the following disclaimer in the
  14 #   documentation and/or other materials provided with the distribution.
  15 # - The name of the author may not be used to endorse or promote products
  16 #   derived from this software without specific prior written permission.
  17 #
  18 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 #
  29
  30 ## General platform options
  31
  32 % Platform
  33 @ "abs32le" abstract 32-bit little endian
  34 @ "amd64" AMD64/EM64T 64-bit (PC)
  35 @ "arm32" ARM 32-bit
  36 @ "arm64" ARM 64-bit (AArch64)
  37 @ "ia32" IA-32 32-bit (PC)
  38 @ "ia64" IA-64 64-bit
  39 @ "mips32" MIPS 32-bit
  40 @ "ppc32" PowerPC 32-bit
  41 @ "riscv64" RISC-V 64-bit
  42 @ "sparc64" SPARCv9 64-bit
  43 ! PLATFORM (choice)
  44
  45 % Machine type
  46 @ "msim" MSIM
  47 @ "bmalta" MIPS Malta Development Board big endian
  48 @ "lmalta" MIPS Malta Development Board little endian
  49 ! [PLATFORM=mips32] MACHINE (choice)
  50
  51 % Machine type
  52 @ "i460GX" i460GX chipset machine
  53 @ "ski" Ski ia64 simulator
  54 ! [PLATFORM=ia64] MACHINE (choice)
  55
  56 % Machine type
  57 @ "generic" Generic Sun workstation or server
  58 ! [PLATFORM=sparc64] MACHINE (choice)
  59
  60 % Machine type
  61 @ "gta02" GTA02 / Neo FreeRunner
  62 @ "integratorcp" Integratorcp
  63 @ "beagleboardxm" BeagleBoard-xM
  64 @ "beaglebone" BeagleBone
  65 @ "raspberrypi" Raspberry Pi
  66 ! [PLATFORM=arm32] MACHINE (choice)
  67
  68 % Machine type
  69 @ "virt" QEMU virt
  70 ! [PLATFORM=arm64] MACHINE (choice)
  71
  72 % CPU type
  73 @ "pentium4" Pentium 4
  74 @ "pentium3" Pentium 3
  75 @ "core" Core Solo/Duo
  76 @ "athlon_xp" Athlon XP
  77 @ "athlon_mp" Athlon MP
  78 @ "i486" i486
  79 ! [PLATFORM=ia32] PROCESSOR (choice)
  80
  81 % CPU type
  82 @ "opteron" Opteron
  83 ! [PLATFORM=amd64] PROCESSOR (choice)
  84
  85 % CPU type
  86 @ "us" UltraSPARC I-II subarchitecture
  87 @ "us3" UltraSPARC III-IV subarchitecture
  88 @ "sun4v" Niagara (sun4v)
  89 ! [PLATFORM=sparc64&MACHINE=generic] PROCESSOR (choice)
  90
  91 % Quad float type
  92 @ "hard" Hardware
  93 @ "soft" Software
  94 ! [PLATFORM=sparc64] QUADFLOAT (choice)
  95
  96 % CPU type
  97 @ "cortex_a8" ARM Cortex A-8
  98 ! [PLATFORM=arm32&(MACHINE=beagleboardxm|MACHINE=beaglebone)] PROCESSOR (choice)
  99
 100 % CPU type
 101 @ "arm920t" ARM920T
 102 ! [PLATFORM=arm32&MACHINE=gta02] PROCESSOR (choice)
 103
 104 % CPU type
 105 @ "arm926ej_s" ARM926EJ-S
 106 ! [PLATFORM=arm32&MACHINE=integratorcp] PROCESSOR (choice)
 107
 108 % CPU type
 109 @ "arm1176jzf_s" ARM1176JZF-S
 110 ! [PLATFORM=arm32&MACHINE=raspberrypi] PROCESSOR (choice)
 111
 112 # Add more ARMv4 CPUs
 113 % CPU arch
 114 @ "armv4" ARMv4
 115 ! [PLATFORM=arm32&(PROCESSOR=arm920t)] PROCESSOR_ARCH (choice)
 116
 117 # Add more ARMv5 CPUs
 118 % CPU arch
 119 @ "armv5" ARMv5
 120 ! [PLATFORM=arm32&(PROCESSOR=arm926ej_s)] PROCESSOR_ARCH (choice)
 121
 122 # Add more ARMv6 CPUs
 123 % CPU arch
 124 @ "armv6" ARMv6
 125 ! [PLATFORM=arm32&(PROCESSOR=arm1176jzf_s)] PROCESSOR_ARCH (choice)
 126
 127 # Add more ARMv7-A CPUs
 128 % CPU arch
 129 @ "armv7_a" ARMv7-A
 130 ! [PLATFORM=arm32&(PROCESSOR=cortex_a8)] PROCESSOR_ARCH (choice)
 131
 132 % CPU type
 133 @ "R4000" MIPS R4000
 134 ! [PLATFORM=mips32&MACHINE=msim] PROCESSOR (choice)
 135
 136 % CPU type
 137 @ "4Kc" MIPS 4Kc
 138 ! [PLATFORM=mips32&(MACHINE=bmalta|MACHINE=lmalta)] PROCESSOR (choice)
 139
 140 % Kernel memory model
 141 @ "kernel" Kernel
 142 @ "large" Large
 143 ! [PLATFORM=amd64] MEMORY_MODEL (choice)
 144
 145 % RAM disk format
 146 @ "tmpfs" TMPFS image
 147 @ "fat" FAT16 image
 148 @ "ext4fs" ext4 image
 149 ! RDFMT (choice)
 150
 151
 152 ## Mapping between platform and kernel architecture
 153
 154 % Kernel architecture
 155 @ "abs32le"
 156 ! [PLATFORM=abs32le] KARCH (choice)
 157
 158 % Kernel architecture
 159 @ "amd64"
 160 ! [PLATFORM=amd64] KARCH (choice)
 161
 162 % Kernel architecture
 163 @ "arm32"
 164 ! [PLATFORM=arm32] KARCH (choice)
 165
 166 % Kernel architecture
 167 @ "arm64"
 168 ! [PLATFORM=arm64] KARCH (choice)
 169
 170 % Kernel architecture
 171 @ "ia32"
 172 ! [PLATFORM=ia32] KARCH (choice)
 173
 174 % Kernel architecture
 175 @ "ia32xen"
 176 ! [PLATFORM=ia32xen] KARCH (choice)
 177
 178 % Kernel architecture
 179 @ "ia64"
 180 ! [PLATFORM=ia64] KARCH (choice)
 181
 182 % Kernel architecture
 183 @ "mips32"
 184 ! [PLATFORM=mips32] KARCH (choice)
 185
 186 % Kernel architecture
 187 @ "ppc32"
 188 ! [PLATFORM=ppc32] KARCH (choice)
 189
 190 % Kernel architecture
 191 @ "ppc64"
 192 ! [PLATFORM=ppc64] KARCH (choice)
 193
 194 % Kernel architecture
 195 @ "riscv64"
 196 ! [PLATFORM=riscv64] KARCH (choice)
 197
 198 % Kernel architecture
 199 @ "sparc64"
 200 ! [PLATFORM=sparc64] KARCH (choice)
 201
 202
 203 ## Mapping between platform and user space architecture
 204
 205 % User space architecture
 206 @ "abs32le"
 207 ! [PLATFORM=abs32le] UARCH (choice)
 208
 209 % User space architecture
 210 @ "amd64"
 211 ! [PLATFORM=amd64] UARCH (choice)
 212
 213 % User space architecture
 214 @ "arm32"
 215 ! [PLATFORM=arm32] UARCH (choice)
 216
 217 % User space architecture
 218 @ "arm64"
 219 ! [PLATFORM=arm64] UARCH (choice)
 220
 221 % User space architecture
 222 @ "ia32"
 223 ! [PLATFORM=ia32|PLATFORM=ia32xen] UARCH (choice)
 224
 225 % User space architecture
 226 @ "ia64"
 227 ! [PLATFORM=ia64] UARCH (choice)
 228
 229 % User space architecture
 230 @ "mips32"
 231 ! [PLATFORM=mips32&(MACHINE=msim|MACHINE=lmalta)] UARCH (choice)
 232
 233 % User space architecture
 234 @ "mips32eb"
 235 ! [PLATFORM=mips32&MACHINE=bmalta] UARCH (choice)
 236
 237 % User space architecture
 238 @ "ppc32"
 239 ! [PLATFORM=ppc32] UARCH (choice)
 240
 241 % User space architecture
 242 @ "ppc64"
 243 ! [PLATFORM=ppc64] UARCH (choice)
 244
 245 % User space architecture
 246 @ "riscv64"
 247 ! [PLATFORM=riscv64] UARCH (choice)
 248
 249 % User space architecture
 250 @ "sparc64"
 251 ! [PLATFORM=sparc64] UARCH (choice)
 252
 253
 254 ## Mapping between platform and boot architecture
 255
 256 % Boot architecture
 257 @ "abs32le"
 258 ! [PLATFORM=abs32le] BARCH (choice)
 259
 260 % Boot architecture
 261 @ "amd64"
 262 ! [PLATFORM=amd64] BARCH (choice)
 263
 264 % Boot architecture
 265 @ "arm32"
 266 ! [PLATFORM=arm32] BARCH (choice)
 267
 268 % Boot architecture
 269 @ "arm64"
 270 ! [PLATFORM=arm64] BARCH (choice)
 271
 272 % Boot architecture
 273 @ "ia32"
 274 ! [PLATFORM=ia32] BARCH (choice)
 275
 276 % Boot architecture
 277 @ "ia32xen"
 278 ! [PLATFORM=ia32xen] BARCH (choice)
 279
 280 % Boot architecture
 281 @ "ia64"
 282 ! [PLATFORM=ia64] BARCH (choice)
 283
 284 % Boot architecture
 285 @ "mips32"
 286 ! [PLATFORM=mips32] BARCH (choice)
 287
 288 % Boot architecture
 289 @ "ppc32"
 290 ! [PLATFORM=ppc32] BARCH (choice)
 291
 292 % Boot architecture
 293 @ "ppc64"
 294 ! [PLATFORM=ppc64] BARCH (choice)
 295
 296 % Boot architecture
 297 @ "riscv64"
 298 ! [PLATFORM=riscv64] BARCH (choice)
 299
 300 % Boot architecture
 301 @ "sparc64"
 302 ! [PLATFORM=sparc64] BARCH (choice)
 303
 304
 305 ## Mapping between platform and image format
 306
 307 % Image format
 308 @ "binary"
 309 ! [PLATFORM=mips32&MACHINE=msim] IMAGE (choice)
 310
 311 % Image format
 312 @ "elf"
 313 ! [PLATFORM=mips32&(MACHINE=bmalta|MACHINE=lmalta)] IMAGE (choice)
 314
 315
 316 ## Compiler options
 317
 318 % Compiler
 319 @ "gcc_cross" GNU C Compiler (HelenOS-specific cross-compiler)
 320 @ "clang" Clang
 321 ! COMPILER (choice)
 322
 323 % Clang Integrated Assembler
 324 @ "default" Use architecture default.
 325 @ "yes" Use integrated assembler.
 326 @ "no" Use GNU Assembler.
 327 ! [COMPILER=clang] INTEGRATED_AS (choice)
 328
 329 ## Cross-compiler target for abstract architecture
 330
 331 % Cross-compiler target
 332 @ "arm32" ARM 32-bit
 333 @ "ia32" Intel IA-32
 334 @ "mips32" MIPS 32-bit
 335 ! [PLATFORM=abs32le&COMPILER=gcc_cross] CROSS_TARGET (choice)
 336
 337
 338 ## Kernel configuration
 339
 340 % Fences
 341 ! [PLATFORM=ia32&(PROCESSOR=athlon_xp|PROCESSOR=athlon_mp|PROCESSOR=pentium3)] CONFIG_FENCES_P3 (y)
 342
 343 % Fences
 344 ! [PLATFORM=ia32&(PROCESSOR=pentium4|PROCESSOR=core)] CONFIG_FENCES_P4 (y)
 345
 346 % Fences
 347 ! [PLATFORM=amd64] CONFIG_FENCES_P4 (y)
 348
 349 % IOMAP bitmap support
 350 ! [PLATFORM=ia32|PLATFORM=amd64] CONFIG_IOMAP_BITMAP (y)
 351
 352 % IOMAP dummy support
 353 ! [PLATFORM=abs32le|PLATFORM=arm32|PLATFORM=arm64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=riscv64|PLATFORM=sparc64] CONFIG_IOMAP_DUMMY (y)
 354
 355 % ACPI support
 356 ! [PLATFORM=ia32|PLATFORM=amd64] CONFIG_ACPI (y)
 357
 358 % Hierarchical page tables support
 359 ! [PLATFORM=abs32le|PLATFORM=ia32|PLATFORM=amd64|PLATFORM=arm32|PLATFORM=arm64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=riscv64] CONFIG_PAGE_PT (y)
 360
 361 % Page hash table support
 362 ! [PLATFORM=ia64|PLATFORM=sparc64] CONFIG_PAGE_HT (y)
 363
 364 % Software integer division support
 365 ! [PLATFORM=abs32le|PLATFORM=ia32|PLATFORM=arm32|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=ppc32] CONFIG_SOFTINT (y)
 366
 367 % ASID support
 368 ! [PLATFORM=arm64|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_ASID (y)
 369
 370 % ASID FIFO support
 371 ! [PLATFORM=arm64|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_ASID_FIFO (y)
 372
 373 % OpenFirmware tree support
 374 ! [PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_OFW_TREE (y)
 375
 376 % OpenFirmware PCI bus support
 377 ! [PLATFORM=sparc64] CONFIG_OFW_PCI (y)
 378
 379 % Multiboot standard support
 380 ! [PLATFORM=ia32|PLATFORM=amd64] CONFIG_MULTIBOOT (y)
 381
 382 % FPU support
 383 ! [PLATFORM=ia32|PLATFORM=amd64|PLATFORM=arm64|PLATFORM=ia64|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_FPU (y)
 384
 385 ## ARMv7 made FPU hardware compulsory
 386 % FPU support
 387 ! [PLATFORM=arm32&PROCESSOR_ARCH=armv7_a] CONFIG_FPU (y)
 388
 389 % FPU support
 390 ! [PLATFORM=arm32&MACHINE=integratorcp] CONFIG_FPU (y)
 391
 392
 393 ## Kernel features options
 394
 395 % Support for SMP
 396 ! [(PLATFORM=ia32&PROCESSOR!=athlon_xp)|PLATFORM=amd64|PLATFORM=arm64|PLATFORM=sparc64|PLATFORM=ia64|(PLATFORM=mips32&MACHINE=msim)|PLATFORM=abs32le] CONFIG_SMP (y/n)
 397
 398 % Debug build
 399 ! CONFIG_DEBUG (y/n)
 400
 401 % Sanitize undefined behavior (userspace)
 402 ! CONFIG_UBSAN (n/y)
 403
 404 % Sanitize undefined behavior (kernel)
 405 ! CONFIG_UBSAN_KERNEL (n/y)
 406
 407 % Track owner for futexes in userspace.
 408 ! CONFIG_DEBUG_FUTEX (y/n)
 409
 410 % Deadlock detection support for spinlocks
 411 ! [CONFIG_DEBUG=y&CONFIG_SMP=y] CONFIG_DEBUG_SPINLOCK (y/n)
 412
 413 % Lazy FPU context switching
 414 ! [CONFIG_FPU=y] CONFIG_FPU_LAZY (y/n)
 415
 416 % Use VHPT
 417 ! [PLATFORM=ia64] CONFIG_VHPT (n/y)
 418
 419 % Use TSB
 420 ! [PLATFORM=sparc64] CONFIG_TSB (y/n)
 421
 422 % IO SAPIC on default address support
 423 ! [PLATFORM=ia64&MACHINE!=ski] CONFIG_IOSAPIC (y/n)
 424
 425 % Support for Intel i8259 PIC
 426 ! [PLATFORM=ia32|PLATFORM=amd64|(PLATFORM=mips32&MACHINE=bmalta)|(PLATFORM=mips32&MACHINE=lmalta)] CONFIG_I8259 (y)
 427
 428 % Virtually indexed D-cache support
 429 ! [PLATFORM=sparc64] CONFIG_VIRT_IDX_DCACHE (y/n)
 430
 431 % Support for userspace debuggers
 432 ! CONFIG_UDEBUG (y/n)
 433
 434 % Kernel console support
 435 ! CONFIG_KCONSOLE (y/n)
 436
 437 % Kernel symbol information
 438 ! CONFIG_SYMTAB (y/n)
 439
 440 % Detailed kernel logging
 441 ! CONFIG_LOG (n/y)
 442
 443 % Kernel function tracing
 444 ! CONFIG_TRACE (n/y)
 445
 446 % Compile kernel tests
 447 ! CONFIG_TEST (y/n)
 448
 449 % Use link-time optimization
 450 ! [COMPILER=gcc_cross] CONFIG_LTO (n/y)
 451
 452 % Compress init data
 453 ! CONFIG_COMPRESSED_INIT (y/n)
 454
 455 ## User space features options
 456
 457 ## Hardware support
 458
 459 % Input device class
 460 @ "generic" Keyboard or serial line
 461 ! [(PLATFORM=arm32&MACHINE=integratorcp)|PLATFORM=arm64] CONFIG_HID_IN (choice)
 462
 463 % Input device class
 464 @ "generic" Keyboard or serial line
 465 @ "none" No input device
 466 ! [PLATFORM=ia32|PLATFORM=amd64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=riscv64|PLATFORM=sparc64] CONFIG_HID_IN (choice)
 467
 468 % Input device class
 469 @ "generic" Keyboard or serial line
 470 @ "keyboard" Keyboard
 471 @ "serial" Serial line
 472 @ "none" No input device
 473 ! [PLATFORM=ia64&MACHINE=i460GX] CONFIG_HID_IN (choice)
 474
 475 % Output device class
 476 @ "generic" Monitor or serial line
 477 ! [(PLATFORM=arm32&(MACHINE=gta02|MACHINE=integratorcp|MACHINE=beagleboardxm|MACHINE=beaglebone|MACHINE=raspberrypi))|PLATFORM=arm64] CONFIG_HID_OUT (choice)
 478
 479 % Output device class
 480 @ "generic" Monitor or serial line
 481 @ "none" No output device
 482 ! [PLATFORM=ia32|PLATFORM=amd64|PLATFORM=sparc64|PLATFORM=ppc32|(PLATFORM=ia64&MACHINE=i460GX)|(PLATFORM=mips32&(MACHINE=msim|MACHINE=bmalta|MACHINE=lmalta))|PLATFORM=riscv64] CONFIG_HID_OUT (choice)
 483
 484 % PC keyboard support
 485 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&(PLATFORM=ia32|PLATFORM=amd64)] CONFIG_PC_KBD (y/n)
 486
 487 % PC keyboard support
 488 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&PLATFORM=ia64&MACHINE=i460GX] CONFIG_PC_KBD (y/n)
 489
 490 % PC keyboard support
 491 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&PLATFORM=arm32&MACHINE=integratorcp] CONFIG_AT_KBD (y/n)
 492
 493 % Support for msim keyboard
 494 ! [CONFIG_HID_IN=generic&MACHINE=msim] CONFIG_MSIM_KBD (y/n)
 495
 496 % Support for msim printer
 497 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=serial)&MACHINE=msim] CONFIG_MSIM_PRN (y/n)
 498
 499 % Support for VIA CUDA controller
 500 ! [CONFIG_HID_IN=generic&PLATFORM=ppc32] CONFIG_VIA_CUDA (y/n)
 501
 502 % Support for NS16550 controller
 503 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&PLATFORM=sparc64&MACHINE=generic] CONFIG_NS16550 (y/n)
 504
 505 % Support for NS16550 controller
 506 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=serial)&PLATFORM=ia64&MACHINE=i460GX] CONFIG_NS16550 (y/n)
 507
 508 % Support for NS16550 controller
 509 ! [CONFIG_HID_IN=generic&PLATFORM=mips32&(MACHINE=lmalta|MACHINE=bmalta)] CONFIG_NS16550 (y)
 510
 511 % Support for PL011 UART
 512 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=serial)&(PLATFORM=arm32&(MACHINE=integratorcp|MACHINE=raspberrypi))] CONFIG_PL011_UART (y/n)
 513
 514 % Support for PL011 UART
 515 ! [CONFIG_HID_OUT=generic|(PLATFORM=arm64&MACHINE=virt)] CONFIG_PL011_UART (y)
 516
 517 % Support for NS16550 controller (kernel console)
 518 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=serial|CONFIG_HID_OUT=generic|CONFIG_HID_OUT=serial)&(PLATFORM=ia32|PLATFORM=amd64)] CONFIG_NS16550_KCON (y/n)
 519
 520 % Use NS16550 controller as serial input (kernel console)
 521 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=serial)&(PLATFORM=ia32|PLATFORM=amd64)&CONFIG_NS16550_KCON=y] CONFIG_NS16550 (y)
 522
 523 % Use NS16550 controller as dummy serial output (kernel console)
 524 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=serial)&(PLATFORM=ia32|PLATFORM=amd64)&CONFIG_NS16550_KCON=y] CONFIG_NS16550_OUT (y)
 525
 526 % Use NS16550 controller as dummy serial output (kernel console)
 527 ! [CONFIG_HID_OUT=generic&PLATFORM=mips32&(MACHINE=lmalta|MACHINE=bmalta)] CONFIG_NS16550_OUT (y)
 528
 529 % Support for Samsung S3C24XX on-chip UART
 530 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=serial)&PLATFORM=arm32&MACHINE=gta02] CONFIG_S3C24XX_UART (y/n)
 531
 532 % Support for Samsung S3C24XX on-chip interrupt controller
 533 ! [PLATFORM=arm32&MACHINE=gta02] CONFIG_S3C24XX_IRQC (y)
 534
 535 % Support for TI AM335x timers support
 536 ! [PLATFORM=arm32&MACHINE=beaglebone] CONFIG_AM335X_TIMERS (y)
 537
 538 % Support for OMAP on-chip UART
 539 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=serial)&PLATFORM=arm32&(MACHINE=beagleboardxm|MACHINE=beaglebone)] CONFIG_OMAP_UART (y/n)
 540
 541 % Support for BCM2835 mailbox
 542 ! [PLATFORM=arm32&MACHINE=raspberrypi] CONFIG_BCM2835_MAILBOX (y/n)
 543
 544 % Support for ARM GICv2
 545 ! [PLATFORM=arm64&MACHINE=virt] CONFIG_GICV2 (y)
 546
 547 % Support for i8042 controller
 548 ! [CONFIG_PC_KBD=y] CONFIG_I8042 (y)
 549
 550 % Support for pl050 controller
 551 ! [CONFIG_HID_IN=generic&PLATFORM=arm32&MACHINE=integratorcp] CONFIG_PL050 (y)
 552
 553 % Sun keyboard support
 554 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&PLATFORM=sparc64&MACHINE=generic&CONFIG_NS16550=y] CONFIG_SUN_KBD (y)
 555
 556 % Sun serial console support
 557 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&PLATFORM=sparc64&MACHINE=generic&CONFIG_NS16550=y] CONFIG_SUN_TTY (y)
 558
 559 % Macintosh ADB keyboard support
 560 ! [(CONFIG_HID_IN=generic|CONFIG_HID_IN=keyboard)&PLATFORM=ppc32&(CONFIG_VIA_CUDA=y)] CONFIG_MAC_KBD (y)
 561
 562 % Dummy serial line input
 563 ! [CONFIG_MSIM_KBD=y|CONFIG_ARM_KBD=y] CONFIG_DSRLNIN (y)
 564
 565 % Dummy serial line output
 566 ! [CONFIG_MSIM_PRN=y|CONFIG_ARM_PRN=y] CONFIG_DSRLNOUT (y)
 567
 568 % Serial line input module
 569 ! [CONFIG_DSRLNIN=y|(PLATFORM=arm32&MACHINE=gta02)|(PLATFORM=arm32&MACHINE=integratorcp&CONFIG_PL011_UART=y)|(PLATFORM=arm32&MACHINE=beaglebone&CONFIG_OMAP_UART=y)|(PLATFORM=arm32&MACHINE=beagleboardxm&CONFIG_OMAP_UART=y)|(PLATFORM=arm64&CONFIG_PL011_UART=y)|(PLATFORM=ia64&MACHINE=i460GX&CONFIG_NS16550=y)|(PLATFORM=ia64&MACHINE=ski)|(PLATFORM=sparc64&PROCESSOR=sun4v)|(PLATFORM=arm32&MACHINE=raspberrypi&CONFIG_PL011_UART=y)|(PLATFORM=ia32&CONFIG_NS16550=y)|(PLATFORM=amd64&CONFIG_NS16550=y)|(PLATFORM=mips32&CONFIG_NS16550=y)|(PLATFORM=sparc64&CONFIG_SUN_TTY=y)] CONFIG_SRLN (y)
 570
 571 % L4Re uvmm print hypercall support
 572 ! [PLATFORM=amd64] CONFIG_L4RE_UVMM_EARLY_PRINT (n/y)
 573
 574 % EGA support
 575 ! [CONFIG_HID_OUT=generic&(PLATFORM=ia32|PLATFORM=amd64)] CONFIG_EGA (y/n)
 576
 577 % EGA support
 578 ! [CONFIG_HID_OUT=generic&PLATFORM=ia64&MACHINE=i460GX] CONFIG_EGA (y/n)
 579
 580 % Framebuffer support
 581 ! [CONFIG_HID_OUT=generic&(PLATFORM=ia32|PLATFORM=amd64|PLATFORM=ppc32)] CONFIG_FB (y/n)
 582
 583 % Framebuffer support
 584 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=monitor)&PLATFORM=arm32] CONFIG_FB (y/n)
 585
 586 % Framebuffer support
 587 ! [(CONFIG_HID_OUT=generic|CONFIG_HID_OUT=monitor)&PLATFORM=sparc64&MACHINE=generic] CONFIG_FB (y/n)
 588
 589 % Default framebuffer mode
 590 @ "640x480"
 591 @ "800x600"
 592 @ "1024x768"
 593 @ "1152x720"
 594 @ "1152x864"
 595 @ "1280x720"
 596 @ "1280x800"
 597 @ "1280x960"
 598 @ "1280x1024"
 599 @ "1400x1050"
 600 @ "1440x900"
 601 @ "1440x1050"
 602 @ "1600x1200"
 603 @ "1920x1080"
 604 @ "1920x1200"
 605 ! [(PLATFORM=ia32|PLATFORM=amd64|MACHINE=beagleboardxm)&CONFIG_HID_OUT!=none&CONFIG_FB=y] CONFIG_BFB_MODE (choice)
 606
 607 % Default framebuffer depth
 608 @ "8"
 609 @ "16"
 610 @ "24"
 611 @ "32"
 612 ! [(PLATFORM=ia32|PLATFORM=amd64|MACHINE=beagleboardxm)&CONFIG_HID_OUT!=none&CONFIG_FB=y] CONFIG_BFB_BPP (choice)
 613
 614 % Start AP processors by the loader
 615 ! [PLATFORM=sparc64&CONFIG_SMP=y] CONFIG_AP (y/n)
 616
 617 % Dynamic linking support
 618 ! [PLATFORM=amd64|PLATFORM=arm32|PLATFORM=ia32|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_RTLD (y/n)
 619 ! [PLATFORM=abs32le|PLATFORM=arm64|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=riscv64] CONFIG_RTLD (n)
 620
 621 % Build shared libraries
 622 ! [CONFIG_RTLD=y] CONFIG_BUILD_SHARED_LIBS (n/y)
 623 ! [CONFIG_RTLD=n] CONFIG_BUILD_SHARED_LIBS (n)
 624
 625 % Link against shared libraries
 626 ! [CONFIG_BUILD_SHARED_LIBS=y] CONFIG_USE_SHARED_LIBS (n/y)
 627 ! [CONFIG_BUILD_SHARED_LIBS=n] CONFIG_USE_SHARED_LIBS (n)
 628
 629 % Launch (devman) test drivers
 630 ! [CONFIG_DEBUG=y] CONFIG_TEST_DRIVERS (n/y)
 631
 632 % Write core files
 633 ! CONFIG_WRITE_CORE_FILES (n/y)
 634
 635 % Include userspace unit tests (PCUT)
 636 ! CONFIG_PCUT_TESTS (n/y)
 637
 638 % Include PCUT self-tests
 639 ! CONFIG_PCUT_SELF_TESTS (n/y)
 640
 641 % Include development files (headers, libraries)
 642 ! CONFIG_DEVEL_FILES (n/y)
 643
 644 % Strip binaries
 645 ! CONFIG_STRIP_BINARIES (n/y)
 646
 647 % Strip revision information (helpful when comparing outputs)
 648 ! CONFIG_STRIP_REVISION_INFO (n/y)
 649
 650 % Optimization level
 651 @ "3" Level 3 (recommended).
 652 @ "2" Level 2.
 653 @ "1" Level 1.
 654 @ "0" Disable optimizations.
 655 @ "s" Optimize for size.
 656 @ "g" Enable only optimizations that don't harm debugging.
 657 @ "fast" Level 3 + aggressive optimizations that can affect adherence to standards.
 658 ! OPTIMIZATION (choice)
 659
 660 % Barebone build with essential binaries only
 661 ! CONFIG_BAREBONE (n/y)
 662
 663 % Line debugging information
 664 ! [CONFIG_STRIP_BINARIES!=y] CONFIG_LINE_DEBUG (n/y)
 665
 666 # USB settings
 667
 668 % Start virtual USB host controller
 669 ! CONFIG_RUN_VIRTUAL_USB_HC (n/y)
 670
 671 % OHCI root hub port power switching
 672 @ "no" All root hub ports are always powered.
 673 @ "ganged" Root hub ports are all powered or all off.
 674 @ "per_port" Powered status of every root hub port is independent.
 675 ! [PLATFORM=ia32|PLATFORM=amd64|PLATFORM=ppc32] OHCI_POWER_SWITCH (choice)
 676
 677 % GRUB boot loader architecture
 678 @ "pc" GRUB for PC
 679 @ "efi" GRUB for UEFI
 680 ! [PLATFORM=ia32|PLATFORM=amd64] GRUB_ARCH (choice)
 681
 682 % GRUB boot loader architecture
 683 @ "efi" GRUB for UEFI
 684 ! [PLATFORM=arm64&MACHINE=virt] GRUB_ARCH (choice)
 685
 686 % uImage OS type
 687 @ "2" NetBSD stage 2 boot loader
 688 ! [PLATFORM=arm32&(MACHINE=beagleboardxm|MACHINE=beaglebone)] UIMAGE_OS (choice)
 689
 690 % uImage OS type
 691 @ "5" Linux kernel
 692 ! [PLATFORM=arm32&MACHINE!=beagleboardxm&MACHINE!=beaglebone] UIMAGE_OS (choice)