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 @ "hikey960" HiKey 960
  71 ! [PLATFORM=arm64] MACHINE (choice)
  72
  73 % CPU type
  74 @ "pentium4" Pentium 4
  75 @ "pentium3" Pentium 3
  76 @ "core" Core Solo/Duo
  77 @ "athlon_xp" Athlon XP
  78 @ "athlon_mp" Athlon MP
  79 @ "i486" i486
  80 ! [PLATFORM=ia32] PROCESSOR (choice)
  81
  82 % CPU type
  83 @ "opteron" Opteron
  84 ! [PLATFORM=amd64] PROCESSOR (choice)
  85
  86 % CPU type
  87 @ "us" UltraSPARC I-II subarchitecture
  88 @ "us3" UltraSPARC III-IV subarchitecture
  89 @ "sun4v" Niagara (sun4v)
  90 ! [PLATFORM=sparc64&MACHINE=generic] PROCESSOR (choice)
  91
  92 % Quad float type
  93 @ "hard" Hardware
  94 @ "soft" Software
  95 ! [PLATFORM=sparc64] QUADFLOAT (choice)
  96
  97 % CPU type
  98 @ "cortex_a8" ARM Cortex A-8
  99 ! [PLATFORM=arm32&(MACHINE=beagleboardxm|MACHINE=beaglebone)] PROCESSOR (choice)
 100
 101 % CPU type
 102 @ "arm920t" ARM920T
 103 ! [PLATFORM=arm32&MACHINE=gta02] PROCESSOR (choice)
 104
 105 % CPU type
 106 @ "arm926ej_s" ARM926EJ-S
 107 ! [PLATFORM=arm32&MACHINE=integratorcp] PROCESSOR (choice)
 108
 109 % CPU type
 110 @ "arm1176jzf_s" ARM1176JZF-S
 111 ! [PLATFORM=arm32&MACHINE=raspberrypi] PROCESSOR (choice)
 112
 113 # Add more ARMv4 CPUs
 114 % CPU arch
 115 @ "armv4" ARMv4
 116 ! [PLATFORM=arm32&(PROCESSOR=arm920t)] PROCESSOR_ARCH (choice)
 117
 118 # Add more ARMv5 CPUs
 119 % CPU arch
 120 @ "armv5" ARMv5
 121 ! [PLATFORM=arm32&(PROCESSOR=arm926ej_s)] PROCESSOR_ARCH (choice)
 122
 123 # Add more ARMv6 CPUs
 124 % CPU arch
 125 @ "armv6" ARMv6
 126 ! [PLATFORM=arm32&(PROCESSOR=arm1176jzf_s)] PROCESSOR_ARCH (choice)
 127
 128 # Add more ARMv7-A CPUs
 129 % CPU arch
 130 @ "armv7_a" ARMv7-A
 131 ! [PLATFORM=arm32&(PROCESSOR=cortex_a8)] PROCESSOR_ARCH (choice)
 132
 133 % CPU type
 134 @ "R4000" MIPS R4000
 135 ! [PLATFORM=mips32&MACHINE=msim] PROCESSOR (choice)
 136
 137 % CPU type
 138 @ "4Kc" MIPS 4Kc
 139 ! [PLATFORM=mips32&(MACHINE=bmalta|MACHINE=lmalta)] PROCESSOR (choice)
 140
 141 % Kernel memory model
 142 @ "kernel" Kernel
 143 @ "large" Large
 144 ! [PLATFORM=amd64] MEMORY_MODEL (choice)
 145
 146 % RAM disk format
 147 @ "tmpfs" TMPFS image
 148 @ "fat" FAT16 image
 149 @ "ext4fs" ext4 image
 150 ! RDFMT (choice)
 151
 152
 153 ## Mapping between platform and kernel architecture
 154
 155 % Kernel architecture
 156 @ "abs32le"
 157 ! [PLATFORM=abs32le] KARCH (choice)
 158
 159 % Kernel architecture
 160 @ "amd64"
 161 ! [PLATFORM=amd64] KARCH (choice)
 162
 163 % Kernel architecture
 164 @ "arm32"
 165 ! [PLATFORM=arm32] KARCH (choice)
 166
 167 % Kernel architecture
 168 @ "arm64"
 169 ! [PLATFORM=arm64] KARCH (choice)
 170
 171 % Kernel architecture
 172 @ "ia32"
 173 ! [PLATFORM=ia32] KARCH (choice)
 174
 175 % Kernel architecture
 176 @ "ia32xen"
 177 ! [PLATFORM=ia32xen] KARCH (choice)
 178
 179 % Kernel architecture
 180 @ "ia64"
 181 ! [PLATFORM=ia64] KARCH (choice)
 182
 183 % Kernel architecture
 184 @ "mips32"
 185 ! [PLATFORM=mips32] KARCH (choice)
 186
 187 % Kernel architecture
 188 @ "ppc32"
 189 ! [PLATFORM=ppc32] KARCH (choice)
 190
 191 % Kernel architecture
 192 @ "ppc64"
 193 ! [PLATFORM=ppc64] KARCH (choice)
 194
 195 % Kernel architecture
 196 @ "riscv64"
 197 ! [PLATFORM=riscv64] KARCH (choice)
 198
 199 % Kernel architecture
 200 @ "sparc64"
 201 ! [PLATFORM=sparc64] KARCH (choice)
 202
 203
 204 ## Mapping between platform and user space architecture
 205
 206 % User space architecture
 207 @ "abs32le"
 208 ! [PLATFORM=abs32le] UARCH (choice)
 209
 210 % User space architecture
 211 @ "amd64"
 212 ! [PLATFORM=amd64] UARCH (choice)
 213
 214 % User space architecture
 215 @ "arm32"
 216 ! [PLATFORM=arm32] UARCH (choice)
 217
 218 % User space architecture
 219 @ "arm64"
 220 ! [PLATFORM=arm64] UARCH (choice)
 221
 222 % User space architecture
 223 @ "ia32"
 224 ! [PLATFORM=ia32|PLATFORM=ia32xen] UARCH (choice)
 225
 226 % User space architecture
 227 @ "ia64"
 228 ! [PLATFORM=ia64] UARCH (choice)
 229
 230 % User space architecture
 231 @ "mips32"
 232 ! [PLATFORM=mips32] UARCH (choice)
 233
 234 % User space architecture
 235 @ "ppc32"
 236 ! [PLATFORM=ppc32] UARCH (choice)
 237
 238 % User space architecture
 239 @ "ppc64"
 240 ! [PLATFORM=ppc64] UARCH (choice)
 241
 242 % User space architecture
 243 @ "riscv64"
 244 ! [PLATFORM=riscv64] UARCH (choice)
 245
 246 % User space architecture
 247 @ "sparc64"
 248 ! [PLATFORM=sparc64] UARCH (choice)
 249
 250
 251 ## Mapping between platform and boot architecture
 252
 253 % Boot architecture
 254 @ "abs32le"
 255 ! [PLATFORM=abs32le] BARCH (choice)
 256
 257 % Boot architecture
 258 @ "amd64"
 259 ! [PLATFORM=amd64] BARCH (choice)
 260
 261 % Boot architecture
 262 @ "arm32"
 263 ! [PLATFORM=arm32] BARCH (choice)
 264
 265 % Boot architecture
 266 @ "arm64"
 267 ! [PLATFORM=arm64] BARCH (choice)
 268
 269 % Boot architecture
 270 @ "ia32"
 271 ! [PLATFORM=ia32] BARCH (choice)
 272
 273 % Boot architecture
 274 @ "ia32xen"
 275 ! [PLATFORM=ia32xen] BARCH (choice)
 276
 277 % Boot architecture
 278 @ "ia64"
 279 ! [PLATFORM=ia64] BARCH (choice)
 280
 281 % Boot architecture
 282 @ "mips32"
 283 ! [PLATFORM=mips32] BARCH (choice)
 284
 285 % Boot architecture
 286 @ "ppc32"
 287 ! [PLATFORM=ppc32] BARCH (choice)
 288
 289 % Boot architecture
 290 @ "ppc64"
 291 ! [PLATFORM=ppc64] BARCH (choice)
 292
 293 % Boot architecture
 294 @ "riscv64"
 295 ! [PLATFORM=riscv64] BARCH (choice)
 296
 297 % Boot architecture
 298 @ "sparc64"
 299 ! [PLATFORM=sparc64] BARCH (choice)
 300
 301
 302 ## Mapping between platform and image format
 303
 304 % Image format
 305 @ "binary"
 306 ! [PLATFORM=mips32&MACHINE=msim] IMAGE (choice)
 307
 308 % Image format
 309 @ "elf"
 310 ! [PLATFORM=mips32&(MACHINE=bmalta|MACHINE=lmalta)] IMAGE (choice)
 311
 312
 313 ## Compiler options
 314
 315 % Compiler
 316 @ "gcc_cross" GNU C Compiler (HelenOS-specific cross-compiler)
 317 @ "clang" Clang
 318 ! COMPILER (choice)
 319
 320 % Clang Integrated Assembler
 321 @ "default" Use architecture default.
 322 @ "yes" Use integrated assembler.
 323 @ "no" Use GNU Assembler.
 324 ! [COMPILER=clang] INTEGRATED_AS (choice)
 325
 326 ## Cross-compiler target for abstract architecture
 327
 328 % Cross-compiler target
 329 @ "arm32" ARM 32-bit
 330 @ "ia32" Intel IA-32
 331 @ "mips32" MIPS 32-bit
 332 ! [PLATFORM=abs32le&COMPILER=gcc_cross] CROSS_TARGET (choice)
 333
 334
 335 ## Kernel configuration
 336
 337 % Fences
 338 ! [PLATFORM=ia32&(PROCESSOR=athlon_xp|PROCESSOR=athlon_mp|PROCESSOR=pentium3)] CONFIG_FENCES_P3 (y)
 339
 340 % Fences
 341 ! [PLATFORM=ia32&(PROCESSOR=pentium4|PROCESSOR=core)] CONFIG_FENCES_P4 (y)
 342
 343 % Fences
 344 ! [PLATFORM=amd64] CONFIG_FENCES_P4 (y)
 345
 346 % IOMAP bitmap support
 347 ! [PLATFORM=ia32|PLATFORM=amd64] CONFIG_IOMAP_BITMAP (y)
 348
 349 % IOMAP dummy support
 350 ! [PLATFORM=abs32le|PLATFORM=arm32|PLATFORM=arm64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=riscv64|PLATFORM=sparc64] CONFIG_IOMAP_DUMMY (y)
 351
 352 % ACPI support
 353 ! [PLATFORM=ia32|PLATFORM=amd64] CONFIG_ACPI (y)
 354
 355 % Hierarchical page tables support
 356 ! [PLATFORM=abs32le|PLATFORM=ia32|PLATFORM=amd64|PLATFORM=arm32|PLATFORM=arm64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=riscv64] CONFIG_PAGE_PT (y)
 357
 358 % Page hash table support
 359 ! [PLATFORM=ia64|PLATFORM=sparc64] CONFIG_PAGE_HT (y)
 360
 361 % Software integer division support
 362 ! [PLATFORM=abs32le|PLATFORM=ia32|PLATFORM=arm32|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=ppc32] CONFIG_SOFTINT (y)
 363
 364 % ASID support
 365 ! [PLATFORM=arm64|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_ASID (y)
 366
 367 % ASID FIFO support
 368 ! [PLATFORM=arm64|PLATFORM=ia64|PLATFORM=mips32|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_ASID_FIFO (y)
 369
 370 % OpenFirmware tree support
 371 ! [PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_OFW_TREE (y)
 372
 373 % OpenFirmware PCI bus support
 374 ! [PLATFORM=sparc64] CONFIG_OFW_PCI (y)
 375
 376 % Multiboot standard support
 377 ! [PLATFORM=ia32|PLATFORM=amd64] CONFIG_MULTIBOOT (y)
 378
 379 % FPU support
 380 ! [PLATFORM=ia32|PLATFORM=amd64|PLATFORM=arm64|PLATFORM=ia64|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_FPU (y)
 381
 382 ## ARMv7 made FPU hardware compulsory
 383 % FPU support
 384 ! [PLATFORM=arm32&PROCESSOR_ARCH=armv7_a] CONFIG_FPU (y)
 385
 386 % FPU support
 387 ! [PLATFORM=arm32&MACHINE=integratorcp] CONFIG_FPU (y)
 388
 389
 390 ## Kernel features options
 391
 392 % Support for SMP
 393 ! [(PLATFORM=ia32&PROCESSOR!=athlon_xp)|PLATFORM=amd64|PLATFORM=arm64|PLATFORM=sparc64|PLATFORM=ia64|(PLATFORM=mips32&MACHINE=msim)|PLATFORM=abs32le] CONFIG_SMP (y/n)
 394
 395 % Debug build
 396 ! CONFIG_DEBUG (y/n)
 397
 398 % Early debugging print
 399 ! [CONFIG_DEBUG=y] CONFIG_DEBUG_EARLY_PRINT (n/y)
 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|MACHINE=hikey960))] 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|MACHINE=hikey960)] 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 % Window system
 615 ! [CONFIG_FB=y] CONFIG_WINSYS (y/n)
 616
 617 % Display double buffering
 618 ! [CONFIG_WINSYS=y] CONFIG_DISP_DOUBLE_BUF (y/n)
 619
 620 % Client-side UI rendering
 621 ! CONFIG_UI_CS_RENDER (y/n)
 622
 623 % Window double buffering
 624 ! [CONFIG_UI_CS_RENDER=y] CONFIG_WIN_DOUBLE_BUF (n/y)
 625
 626 % Start AP processors by the loader
 627 ! [PLATFORM=sparc64&CONFIG_SMP=y] CONFIG_AP (y/n)
 628
 629 % Dynamic linking support
 630 ! [PLATFORM=amd64|PLATFORM=arm32|PLATFORM=ia32|PLATFORM=ia64|PLATFORM=ppc32|PLATFORM=sparc64] CONFIG_RTLD (y/n)
 631 ! [PLATFORM=abs32le|PLATFORM=arm64|PLATFORM=mips32|PLATFORM=riscv64] CONFIG_RTLD (n)
 632
 633 % Build shared libraries
 634 ! [CONFIG_RTLD=y] CONFIG_BUILD_SHARED_LIBS (n/y)
 635 ! [CONFIG_RTLD=n] CONFIG_BUILD_SHARED_LIBS (n)
 636
 637 % Link against shared libraries
 638 ! [CONFIG_BUILD_SHARED_LIBS=y] CONFIG_USE_SHARED_LIBS (n/y)
 639 ! [CONFIG_BUILD_SHARED_LIBS=n] CONFIG_USE_SHARED_LIBS (n)
 640
 641 % Launch (devman) test drivers
 642 ! [CONFIG_DEBUG=y] CONFIG_TEST_DRIVERS (n/y)
 643
 644 % Write core files
 645 ! CONFIG_WRITE_CORE_FILES (n/y)
 646
 647 % Include userspace unit tests (PCUT)
 648 ! CONFIG_PCUT_TESTS (n/y)
 649
 650 % Include PCUT self-tests
 651 ! CONFIG_PCUT_SELF_TESTS (n/y)
 652
 653 % Include development files (headers, libraries)
 654 ! CONFIG_DEVEL_FILES (n/y)
 655
 656 % Strip binaries
 657 ! CONFIG_STRIP_BINARIES (n/y)
 658
 659 % Strip revision information (helpful when comparing outputs)
 660 ! CONFIG_STRIP_REVISION_INFO (n/y)
 661
 662 % Optimization level
 663 @ "3" Level 3 (recommended).
 664 @ "2" Level 2.
 665 @ "1" Level 1.
 666 @ "0" Disable optimizations.
 667 @ "s" Optimize for size.
 668 @ "g" Enable only optimizations that don't harm debugging.
 669 @ "fast" Level 3 + aggressive optimizations that can affect adherence to standards.
 670 ! OPTIMIZATION (choice)
 671
 672 % Barebone build with essential binaries only
 673 ! CONFIG_BAREBONE (n/y)
 674
 675 % Line debugging information
 676 ! [CONFIG_STRIP_BINARIES!=y] CONFIG_LINE_DEBUG (n/y)
 677
 678 # USB settings
 679
 680 % Start virtual USB host controller
 681 ! CONFIG_RUN_VIRTUAL_USB_HC (n/y)
 682
 683 % OHCI root hub port power switching
 684 @ "no" All root hub ports are always powered.
 685 @ "ganged" Root hub ports are all powered or all off.
 686 @ "per_port" Powered status of every root hub port is independent.
 687 ! [PLATFORM=ia32|PLATFORM=amd64|PLATFORM=ppc32] OHCI_POWER_SWITCH (choice)
 688
 689 % GRUB boot loader architecture
 690 @ "pc" GRUB for PC
 691 @ "efi" GRUB for UEFI
 692 ! [PLATFORM=ia32|PLATFORM=amd64] GRUB_ARCH (choice)
 693
 694 % GRUB boot loader architecture
 695 @ "efi" GRUB for UEFI
 696 ! [PLATFORM=arm64&MACHINE=virt] GRUB_ARCH (choice)
 697
 698 % uImage OS type
 699 @ "2" NetBSD stage 2 boot loader
 700 ! [PLATFORM=arm32&(MACHINE=beagleboardxm|MACHINE=beaglebone)] UIMAGE_OS (choice)
 701
 702 % uImage OS type
 703 @ "5" Linux kernel
 704 ! [PLATFORM=arm32&MACHINE!=beagleboardxm&MACHINE!=beaglebone] UIMAGE_OS (choice)