1menu "x86 architecture" 2 depends on X86 3 4config SYS_ARCH 5 default "x86" 6 7config USE_PRIVATE_LIBGCC 8 default y 9 10choice 11 prompt "Target select" 12 13config TARGET_COREBOOT 14 bool "Support coreboot" 15 help 16 This target is used for running U-Boot on top of Coreboot. In 17 this case Coreboot does the early inititalisation, and U-Boot 18 takes over once the RAM, video and CPU are fully running. 19 U-Boot is loaded as a fallback payload from Coreboot, in 20 Coreboot terminology. This method was used for the Chromebook 21 Pixel when launched. 22 23config TARGET_CHROMEBOOK_LINK 24 bool "Support Chromebook link" 25 help 26 This is the Chromebook Pixel released in 2013. It uses an Intel 27 i5 Ivybridge which is a die-shrink of Sandybridge, with 4GB of 28 SDRAM. It has a Panther Point platform controller hub, PCIe 29 WiFi and Bluetooth. It also includes a 720p webcam, USB SD 30 reader, microphone and speakers, display port and 32GB SATA 31 solid state drive. There is a Chrome OS EC connected on LPC, 32 and it provides a 2560x1700 high resolution touch-enabled LCD 33 display. 34 35config TARGET_CROWNBAY 36 bool "Support Intel Crown Bay CRB" 37 help 38 This is the Intel Crown Bay Customer Reference Board. It contains 39 the Intel Atom Processor E6xx populated on the COM Express module 40 with 1GB DDR2 soldered down memory and a carrier board with the 41 Intel Platform Controller Hub EG20T, other system components and 42 peripheral connectors for PCIe/SATA/USB/LAN/SD/UART/Audio/LVDS. 43 44endchoice 45 46config RAMBASE 47 hex 48 default 0x100000 49 50config XIP_ROM_SIZE 51 hex 52 default ROM_SIZE 53 54config CPU_ADDR_BITS 55 int 56 default 36 57 58config HPET_ADDRESS 59 hex 60 default 0xfed00000 if !HPET_ADDRESS_OVERRIDE 61 62config SMM_TSEG 63 bool 64 default n 65 66config SMM_TSEG_SIZE 67 hex 68 69config BOARD_ROMSIZE_KB_512 70 bool 71config BOARD_ROMSIZE_KB_1024 72 bool 73config BOARD_ROMSIZE_KB_2048 74 bool 75config BOARD_ROMSIZE_KB_4096 76 bool 77config BOARD_ROMSIZE_KB_8192 78 bool 79config BOARD_ROMSIZE_KB_16384 80 bool 81 82choice 83 prompt "ROM chip size" 84 default UBOOT_ROMSIZE_KB_512 if BOARD_ROMSIZE_KB_512 85 default UBOOT_ROMSIZE_KB_1024 if BOARD_ROMSIZE_KB_1024 86 default UBOOT_ROMSIZE_KB_2048 if BOARD_ROMSIZE_KB_2048 87 default UBOOT_ROMSIZE_KB_4096 if BOARD_ROMSIZE_KB_4096 88 default UBOOT_ROMSIZE_KB_8192 if BOARD_ROMSIZE_KB_8192 89 default UBOOT_ROMSIZE_KB_16384 if BOARD_ROMSIZE_KB_16384 90 help 91 Select the size of the ROM chip you intend to flash U-Boot on. 92 93 The build system will take care of creating a u-boot.rom file 94 of the matching size. 95 96config UBOOT_ROMSIZE_KB_512 97 bool "512 KB" 98 help 99 Choose this option if you have a 512 KB ROM chip. 100 101config UBOOT_ROMSIZE_KB_1024 102 bool "1024 KB (1 MB)" 103 help 104 Choose this option if you have a 1024 KB (1 MB) ROM chip. 105 106config UBOOT_ROMSIZE_KB_2048 107 bool "2048 KB (2 MB)" 108 help 109 Choose this option if you have a 2048 KB (2 MB) ROM chip. 110 111config UBOOT_ROMSIZE_KB_4096 112 bool "4096 KB (4 MB)" 113 help 114 Choose this option if you have a 4096 KB (4 MB) ROM chip. 115 116config UBOOT_ROMSIZE_KB_8192 117 bool "8192 KB (8 MB)" 118 help 119 Choose this option if you have a 8192 KB (8 MB) ROM chip. 120 121config UBOOT_ROMSIZE_KB_16384 122 bool "16384 KB (16 MB)" 123 help 124 Choose this option if you have a 16384 KB (16 MB) ROM chip. 125 126endchoice 127 128# Map the config names to an integer (KB). 129config UBOOT_ROMSIZE_KB 130 int 131 default 512 if UBOOT_ROMSIZE_KB_512 132 default 1024 if UBOOT_ROMSIZE_KB_1024 133 default 2048 if UBOOT_ROMSIZE_KB_2048 134 default 4096 if UBOOT_ROMSIZE_KB_4096 135 default 8192 if UBOOT_ROMSIZE_KB_8192 136 default 16384 if UBOOT_ROMSIZE_KB_16384 137 138# Map the config names to a hex value (bytes). 139config ROM_SIZE 140 hex 141 default 0x80000 if UBOOT_ROMSIZE_KB_512 142 default 0x100000 if UBOOT_ROMSIZE_KB_1024 143 default 0x200000 if UBOOT_ROMSIZE_KB_2048 144 default 0x400000 if UBOOT_ROMSIZE_KB_4096 145 default 0x800000 if UBOOT_ROMSIZE_KB_8192 146 default 0xc00000 if UBOOT_ROMSIZE_KB_12288 147 default 0x1000000 if UBOOT_ROMSIZE_KB_16384 148 149config HAVE_INTEL_ME 150 bool "Platform requires Intel Management Engine" 151 help 152 Newer higher-end devices have an Intel Management Engine (ME) 153 which is a very large binary blob (typically 1.5MB) which is 154 required for the platform to work. This enforces a particular 155 SPI flash format. You will need to supply the me.bin file in 156 your board directory. 157 158config X86_RAMTEST 159 bool "Perform a simple RAM test after SDRAM initialisation" 160 help 161 If there is something wrong with SDRAM then the platform will 162 often crash within U-Boot or the kernel. This option enables a 163 very simple RAM test that quickly checks whether the SDRAM seems 164 to work correctly. It is not exhaustive but can save time by 165 detecting obvious failures. 166 167config MARK_GRAPHICS_MEM_WRCOMB 168 bool "Mark graphics memory as write-combining." 169 default n 170 help 171 The graphics performance may increase if the graphics 172 memory is set as write-combining cache type. This option 173 enables marking the graphics memory as write-combining. 174 175menu "Display" 176 177config FRAMEBUFFER_SET_VESA_MODE 178 prompt "Set framebuffer graphics resolution" 179 bool 180 help 181 Set VESA/native framebuffer mode (needed for bootsplash and graphical framebuffer console) 182 183choice 184 prompt "framebuffer graphics resolution" 185 default FRAMEBUFFER_VESA_MODE_117 186 depends on FRAMEBUFFER_SET_VESA_MODE 187 help 188 This option sets the resolution used for the coreboot framebuffer (and 189 bootsplash screen). 190 191config FRAMEBUFFER_VESA_MODE_100 192 bool "640x400 256-color" 193 194config FRAMEBUFFER_VESA_MODE_101 195 bool "640x480 256-color" 196 197config FRAMEBUFFER_VESA_MODE_102 198 bool "800x600 16-color" 199 200config FRAMEBUFFER_VESA_MODE_103 201 bool "800x600 256-color" 202 203config FRAMEBUFFER_VESA_MODE_104 204 bool "1024x768 16-color" 205 206config FRAMEBUFFER_VESA_MODE_105 207 bool "1024x7686 256-color" 208 209config FRAMEBUFFER_VESA_MODE_106 210 bool "1280x1024 16-color" 211 212config FRAMEBUFFER_VESA_MODE_107 213 bool "1280x1024 256-color" 214 215config FRAMEBUFFER_VESA_MODE_108 216 bool "80x60 text" 217 218config FRAMEBUFFER_VESA_MODE_109 219 bool "132x25 text" 220 221config FRAMEBUFFER_VESA_MODE_10A 222 bool "132x43 text" 223 224config FRAMEBUFFER_VESA_MODE_10B 225 bool "132x50 text" 226 227config FRAMEBUFFER_VESA_MODE_10C 228 bool "132x60 text" 229 230config FRAMEBUFFER_VESA_MODE_10D 231 bool "320x200 32k-color (1:5:5:5)" 232 233config FRAMEBUFFER_VESA_MODE_10E 234 bool "320x200 64k-color (5:6:5)" 235 236config FRAMEBUFFER_VESA_MODE_10F 237 bool "320x200 16.8M-color (8:8:8)" 238 239config FRAMEBUFFER_VESA_MODE_110 240 bool "640x480 32k-color (1:5:5:5)" 241 242config FRAMEBUFFER_VESA_MODE_111 243 bool "640x480 64k-color (5:6:5)" 244 245config FRAMEBUFFER_VESA_MODE_112 246 bool "640x480 16.8M-color (8:8:8)" 247 248config FRAMEBUFFER_VESA_MODE_113 249 bool "800x600 32k-color (1:5:5:5)" 250 251config FRAMEBUFFER_VESA_MODE_114 252 bool "800x600 64k-color (5:6:5)" 253 254config FRAMEBUFFER_VESA_MODE_115 255 bool "800x600 16.8M-color (8:8:8)" 256 257config FRAMEBUFFER_VESA_MODE_116 258 bool "1024x768 32k-color (1:5:5:5)" 259 260config FRAMEBUFFER_VESA_MODE_117 261 bool "1024x768 64k-color (5:6:5)" 262 263config FRAMEBUFFER_VESA_MODE_118 264 bool "1024x768 16.8M-color (8:8:8)" 265 266config FRAMEBUFFER_VESA_MODE_119 267 bool "1280x1024 32k-color (1:5:5:5)" 268 269config FRAMEBUFFER_VESA_MODE_11A 270 bool "1280x1024 64k-color (5:6:5)" 271 272config FRAMEBUFFER_VESA_MODE_11B 273 bool "1280x1024 16.8M-color (8:8:8)" 274 275config FRAMEBUFFER_VESA_MODE_USER 276 bool "Manually select VESA mode" 277 278endchoice 279 280# Map the config names to an integer (KB). 281config FRAMEBUFFER_VESA_MODE 282 prompt "VESA mode" if FRAMEBUFFER_VESA_MODE_USER 283 hex 284 default 0x100 if FRAMEBUFFER_VESA_MODE_100 285 default 0x101 if FRAMEBUFFER_VESA_MODE_101 286 default 0x102 if FRAMEBUFFER_VESA_MODE_102 287 default 0x103 if FRAMEBUFFER_VESA_MODE_103 288 default 0x104 if FRAMEBUFFER_VESA_MODE_104 289 default 0x105 if FRAMEBUFFER_VESA_MODE_105 290 default 0x106 if FRAMEBUFFER_VESA_MODE_106 291 default 0x107 if FRAMEBUFFER_VESA_MODE_107 292 default 0x108 if FRAMEBUFFER_VESA_MODE_108 293 default 0x109 if FRAMEBUFFER_VESA_MODE_109 294 default 0x10A if FRAMEBUFFER_VESA_MODE_10A 295 default 0x10B if FRAMEBUFFER_VESA_MODE_10B 296 default 0x10C if FRAMEBUFFER_VESA_MODE_10C 297 default 0x10D if FRAMEBUFFER_VESA_MODE_10D 298 default 0x10E if FRAMEBUFFER_VESA_MODE_10E 299 default 0x10F if FRAMEBUFFER_VESA_MODE_10F 300 default 0x110 if FRAMEBUFFER_VESA_MODE_110 301 default 0x111 if FRAMEBUFFER_VESA_MODE_111 302 default 0x112 if FRAMEBUFFER_VESA_MODE_112 303 default 0x113 if FRAMEBUFFER_VESA_MODE_113 304 default 0x114 if FRAMEBUFFER_VESA_MODE_114 305 default 0x115 if FRAMEBUFFER_VESA_MODE_115 306 default 0x116 if FRAMEBUFFER_VESA_MODE_116 307 default 0x117 if FRAMEBUFFER_VESA_MODE_117 308 default 0x118 if FRAMEBUFFER_VESA_MODE_118 309 default 0x119 if FRAMEBUFFER_VESA_MODE_119 310 default 0x11A if FRAMEBUFFER_VESA_MODE_11A 311 default 0x11B if FRAMEBUFFER_VESA_MODE_11B 312 default 0x117 if FRAMEBUFFER_VESA_MODE_USER 313 314endmenu 315 316source "arch/x86/cpu/ivybridge/Kconfig" 317 318source "arch/x86/cpu/queensbay/Kconfig" 319 320source "board/coreboot/coreboot/Kconfig" 321 322source "board/google/chromebook_link/Kconfig" 323 324source "board/intel/crownbay/Kconfig" 325 326endmenu 327