1menu "x86 architecture" 2 depends on X86 3 4config SYS_ARCH 5 default "x86" 6 7choice 8 prompt "Mainboard vendor" 9 default VENDOR_EMULATION 10 11config VENDOR_COREBOOT 12 bool "coreboot" 13 14config VENDOR_EFI 15 bool "efi" 16 17config VENDOR_EMULATION 18 bool "emulation" 19 20config VENDOR_GOOGLE 21 bool "Google" 22 23config VENDOR_INTEL 24 bool "Intel" 25 26endchoice 27 28# board-specific options below 29source "board/coreboot/Kconfig" 30source "board/efi/Kconfig" 31source "board/emulation/Kconfig" 32source "board/google/Kconfig" 33source "board/intel/Kconfig" 34 35# platform-specific options below 36source "arch/x86/cpu/baytrail/Kconfig" 37source "arch/x86/cpu/coreboot/Kconfig" 38source "arch/x86/cpu/ivybridge/Kconfig" 39source "arch/x86/cpu/qemu/Kconfig" 40source "arch/x86/cpu/quark/Kconfig" 41source "arch/x86/cpu/queensbay/Kconfig" 42 43# architecture-specific options below 44 45config SYS_MALLOC_F_LEN 46 default 0x800 47 48config RAMBASE 49 hex 50 default 0x100000 51 52config XIP_ROM_SIZE 53 hex 54 depends on X86_RESET_VECTOR 55 default ROM_SIZE 56 57config CPU_ADDR_BITS 58 int 59 default 36 60 61config HPET_ADDRESS 62 hex 63 default 0xfed00000 if !HPET_ADDRESS_OVERRIDE 64 65config SMM_TSEG 66 bool 67 default n 68 69config SMM_TSEG_SIZE 70 hex 71 72config X86_RESET_VECTOR 73 bool 74 default n 75 76config RESET_SEG_START 77 hex 78 depends on X86_RESET_VECTOR 79 default 0xffff0000 80 81config RESET_SEG_SIZE 82 hex 83 depends on X86_RESET_VECTOR 84 default 0x10000 85 86config RESET_VEC_LOC 87 hex 88 depends on X86_RESET_VECTOR 89 default 0xfffffff0 90 91config SYS_X86_START16 92 hex 93 depends on X86_RESET_VECTOR 94 default 0xfffff800 95 96config BOARD_ROMSIZE_KB_512 97 bool 98config BOARD_ROMSIZE_KB_1024 99 bool 100config BOARD_ROMSIZE_KB_2048 101 bool 102config BOARD_ROMSIZE_KB_4096 103 bool 104config BOARD_ROMSIZE_KB_8192 105 bool 106config BOARD_ROMSIZE_KB_16384 107 bool 108 109choice 110 prompt "ROM chip size" 111 depends on X86_RESET_VECTOR 112 default UBOOT_ROMSIZE_KB_512 if BOARD_ROMSIZE_KB_512 113 default UBOOT_ROMSIZE_KB_1024 if BOARD_ROMSIZE_KB_1024 114 default UBOOT_ROMSIZE_KB_2048 if BOARD_ROMSIZE_KB_2048 115 default UBOOT_ROMSIZE_KB_4096 if BOARD_ROMSIZE_KB_4096 116 default UBOOT_ROMSIZE_KB_8192 if BOARD_ROMSIZE_KB_8192 117 default UBOOT_ROMSIZE_KB_16384 if BOARD_ROMSIZE_KB_16384 118 help 119 Select the size of the ROM chip you intend to flash U-Boot on. 120 121 The build system will take care of creating a u-boot.rom file 122 of the matching size. 123 124config UBOOT_ROMSIZE_KB_512 125 bool "512 KB" 126 help 127 Choose this option if you have a 512 KB ROM chip. 128 129config UBOOT_ROMSIZE_KB_1024 130 bool "1024 KB (1 MB)" 131 help 132 Choose this option if you have a 1024 KB (1 MB) ROM chip. 133 134config UBOOT_ROMSIZE_KB_2048 135 bool "2048 KB (2 MB)" 136 help 137 Choose this option if you have a 2048 KB (2 MB) ROM chip. 138 139config UBOOT_ROMSIZE_KB_4096 140 bool "4096 KB (4 MB)" 141 help 142 Choose this option if you have a 4096 KB (4 MB) ROM chip. 143 144config UBOOT_ROMSIZE_KB_8192 145 bool "8192 KB (8 MB)" 146 help 147 Choose this option if you have a 8192 KB (8 MB) ROM chip. 148 149config UBOOT_ROMSIZE_KB_16384 150 bool "16384 KB (16 MB)" 151 help 152 Choose this option if you have a 16384 KB (16 MB) ROM chip. 153 154endchoice 155 156# Map the config names to an integer (KB). 157config UBOOT_ROMSIZE_KB 158 int 159 default 512 if UBOOT_ROMSIZE_KB_512 160 default 1024 if UBOOT_ROMSIZE_KB_1024 161 default 2048 if UBOOT_ROMSIZE_KB_2048 162 default 4096 if UBOOT_ROMSIZE_KB_4096 163 default 8192 if UBOOT_ROMSIZE_KB_8192 164 default 16384 if UBOOT_ROMSIZE_KB_16384 165 166# Map the config names to a hex value (bytes). 167config ROM_SIZE 168 hex 169 default 0x80000 if UBOOT_ROMSIZE_KB_512 170 default 0x100000 if UBOOT_ROMSIZE_KB_1024 171 default 0x200000 if UBOOT_ROMSIZE_KB_2048 172 default 0x400000 if UBOOT_ROMSIZE_KB_4096 173 default 0x800000 if UBOOT_ROMSIZE_KB_8192 174 default 0xc00000 if UBOOT_ROMSIZE_KB_12288 175 default 0x1000000 if UBOOT_ROMSIZE_KB_16384 176 177config HAVE_INTEL_ME 178 bool "Platform requires Intel Management Engine" 179 help 180 Newer higher-end devices have an Intel Management Engine (ME) 181 which is a very large binary blob (typically 1.5MB) which is 182 required for the platform to work. This enforces a particular 183 SPI flash format. You will need to supply the me.bin file in 184 your board directory. 185 186config X86_RAMTEST 187 bool "Perform a simple RAM test after SDRAM initialisation" 188 help 189 If there is something wrong with SDRAM then the platform will 190 often crash within U-Boot or the kernel. This option enables a 191 very simple RAM test that quickly checks whether the SDRAM seems 192 to work correctly. It is not exhaustive but can save time by 193 detecting obvious failures. 194 195config HAVE_FSP 196 bool "Add an Firmware Support Package binary" 197 depends on !EFI 198 help 199 Select this option to add an Firmware Support Package binary to 200 the resulting U-Boot image. It is a binary blob which U-Boot uses 201 to set up SDRAM and other chipset specific initialization. 202 203 Note: Without this binary U-Boot will not be able to set up its 204 SDRAM so will not boot. 205 206config FSP_FILE 207 string "Firmware Support Package binary filename" 208 depends on HAVE_FSP 209 default "fsp.bin" 210 help 211 The filename of the file to use as Firmware Support Package binary 212 in the board directory. 213 214config FSP_ADDR 215 hex "Firmware Support Package binary location" 216 depends on HAVE_FSP 217 default 0xfffc0000 218 help 219 FSP is not Position Independent Code (PIC) and the whole FSP has to 220 be rebased if it is placed at a location which is different from the 221 perferred base address specified during the FSP build. Use Intel's 222 Binary Configuration Tool (BCT) to do the rebase. 223 224 The default base address of 0xfffc0000 indicates that the binary must 225 be located at offset 0xc0000 from the beginning of a 1MB flash device. 226 227config FSP_TEMP_RAM_ADDR 228 hex 229 depends on HAVE_FSP 230 default 0x2000000 231 help 232 Stack top address which is used in fsp_init() after DRAM is ready and 233 CAR is disabled. 234 235config FSP_SYS_MALLOC_F_LEN 236 hex 237 depends on HAVE_FSP 238 default 0x100000 239 help 240 Additional size of malloc() pool before relocation. 241 242config FSP_USE_UPD 243 bool 244 depends on HAVE_FSP 245 default y 246 help 247 Most FSPs use UPD data region for some FSP customization. But there 248 are still some FSPs that might not even have UPD. For such FSPs, 249 override this to n in their platform Kconfig files. 250 251config FSP_BROKEN_HOB 252 bool 253 depends on HAVE_FSP 254 help 255 Indicate some buggy FSPs that does not report memory used by FSP 256 itself as reserved in the resource descriptor HOB. Select this to 257 tell U-Boot to do some additional work to ensure U-Boot relocation 258 do not overwrite the important boot service data which is used by 259 FSP, otherwise the subsequent call to fsp_notify() will fail. 260 261config ENABLE_MRC_CACHE 262 bool "Enable MRC cache" 263 depends on !EFI && !SYS_COREBOOT 264 help 265 Enable this feature to cause MRC data to be cached in NV storage 266 to be used for speeding up boot time on future reboots and/or 267 power cycles. 268 269config SMP 270 bool "Enable Symmetric Multiprocessing" 271 default n 272 help 273 Enable use of more than one CPU in U-Boot and the Operating System 274 when loaded. Each CPU will be started up and information can be 275 obtained using the 'cpu' command. If this option is disabled, then 276 only one CPU will be enabled regardless of the number of CPUs 277 available. 278 279config MAX_CPUS 280 int "Maximum number of CPUs permitted" 281 depends on SMP 282 default 4 283 help 284 When using multi-CPU chips it is possible for U-Boot to start up 285 more than one CPU. The stack memory used by all of these CPUs is 286 pre-allocated so at present U-Boot wants to know the maximum 287 number of CPUs that may be present. Set this to at least as high 288 as the number of CPUs in your system (it uses about 4KB of RAM for 289 each CPU). 290 291config AP_STACK_SIZE 292 hex 293 depends on SMP 294 default 0x1000 295 help 296 Each additional CPU started by U-Boot requires its own stack. This 297 option sets the stack size used by each CPU and directly affects 298 the memory used by this initialisation process. Typically 4KB is 299 enough space. 300 301config HAVE_VGA_BIOS 302 bool "Add a VGA BIOS image" 303 help 304 Select this option if you have a VGA BIOS image that you would 305 like to add to your ROM. 306 307config VGA_BIOS_FILE 308 string "VGA BIOS image filename" 309 depends on HAVE_VGA_BIOS 310 default "vga.bin" 311 help 312 The filename of the VGA BIOS image in the board directory. 313 314config VGA_BIOS_ADDR 315 hex "VGA BIOS image location" 316 depends on HAVE_VGA_BIOS 317 default 0xfff90000 318 help 319 The location of VGA BIOS image in the SPI flash. For example, base 320 address of 0xfff90000 indicates that the image will be put at offset 321 0x90000 from the beginning of a 1MB flash device. 322 323menu "System tables" 324 depends on !EFI && !SYS_COREBOOT 325 326config GENERATE_PIRQ_TABLE 327 bool "Generate a PIRQ table" 328 default n 329 help 330 Generate a PIRQ routing table for this board. The PIRQ routing table 331 is generated by U-Boot in the system memory from 0xf0000 to 0xfffff 332 at every 16-byte boundary with a PCI IRQ routing signature ("$PIR"). 333 It specifies the interrupt router information as well how all the PCI 334 devices' interrupt pins are wired to PIRQs. 335 336config GENERATE_SFI_TABLE 337 bool "Generate a SFI (Simple Firmware Interface) table" 338 help 339 The Simple Firmware Interface (SFI) provides a lightweight method 340 for platform firmware to pass information to the operating system 341 via static tables in memory. Kernel SFI support is required to 342 boot on SFI-only platforms. If you have ACPI tables then these are 343 used instead. 344 345 U-Boot writes this table in write_sfi_table() just before booting 346 the OS. 347 348 For more information, see http://simplefirmware.org 349 350config GENERATE_MP_TABLE 351 bool "Generate an MP (Multi-Processor) table" 352 default n 353 help 354 Generate an MP (Multi-Processor) table for this board. The MP table 355 provides a way for the operating system to support for symmetric 356 multiprocessing as well as symmetric I/O interrupt handling with 357 the local APIC and I/O APIC. 358 359config GENERATE_ACPI_TABLE 360 bool "Generate an ACPI (Advanced Configuration and Power Interface) table" 361 default n 362 help 363 The Advanced Configuration and Power Interface (ACPI) specification 364 provides an open standard for device configuration and management 365 by the operating system. It defines platform-independent interfaces 366 for configuration and power management monitoring. 367 368config QEMU_ACPI_TABLE 369 bool "Load ACPI table from QEMU fw_cfg interface" 370 depends on GENERATE_ACPI_TABLE && QEMU 371 default y 372 help 373 By default, U-Boot generates its own ACPI tables. This option, if 374 enabled, disables U-Boot's version and loads ACPI tables generated 375 by QEMU. 376 377config GENERATE_SMBIOS_TABLE 378 bool "Generate an SMBIOS (System Management BIOS) table" 379 default y 380 help 381 The System Management BIOS (SMBIOS) specification addresses how 382 motherboard and system vendors present management information about 383 their products in a standard format by extending the BIOS interface 384 on Intel architecture systems. 385 386 Check http://www.dmtf.org/standards/smbios for details. 387 388endmenu 389 390config MAX_PIRQ_LINKS 391 int 392 default 8 393 help 394 This variable specifies the number of PIRQ interrupt links which are 395 routable. On most older chipsets, this is 4, PIRQA through PIRQD. 396 Some newer chipsets offer more than four links, commonly up to PIRQH. 397 398config IRQ_SLOT_COUNT 399 int 400 default 128 401 help 402 U-Boot can support up to 254 IRQ slot info in the PIRQ routing table 403 which in turns forms a table of exact 4KiB. The default value 128 404 should be enough for most boards. If this does not fit your board, 405 change it according to your needs. 406 407config PCIE_ECAM_BASE 408 hex 409 default 0xe0000000 410 help 411 This is the memory-mapped address of PCI configuration space, which 412 is only available through the Enhanced Configuration Access 413 Mechanism (ECAM) with PCI Express. It can be set up almost 414 anywhere. Before it is set up, it is possible to access PCI 415 configuration space through I/O access, but memory access is more 416 convenient. Using this, PCI can be scanned and configured. This 417 should be set to a region that does not conflict with memory 418 assigned to PCI devices - i.e. the memory and prefetch regions, as 419 passed to pci_set_region(). 420 421config PCIE_ECAM_SIZE 422 hex 423 default 0x10000000 424 help 425 This is the size of memory-mapped address of PCI configuration space, 426 which is only available through the Enhanced Configuration Access 427 Mechanism (ECAM) with PCI Express. Each bus consumes 1 MiB memory, 428 so a default 0x10000000 size covers all of the 256 buses which is the 429 maximum number of PCI buses as defined by the PCI specification. 430 431config I8259_PIC 432 bool 433 default y 434 help 435 Intel 8259 ISA compatible chipset incorporates two 8259 (master and 436 slave) interrupt controllers. Include this to have U-Boot set up 437 the interrupt correctly. 438 439config I8254_TIMER 440 bool 441 default y 442 help 443 Intel 8254 timer contains three counters which have fixed uses. 444 Include this to have U-Boot set up the timer correctly. 445 446config I8042_KEYB 447 default y 448 449config DM_KEYBOARD 450 default y 451 452source "arch/x86/lib/efi/Kconfig" 453 454endmenu 455