1config EFI_LOADER 2 bool "Support running UEFI applications" 3 depends on OF_LIBFDT && ( \ 4 ARM && (SYS_CPU = arm1136 || \ 5 SYS_CPU = arm1176 || \ 6 SYS_CPU = armv7 || \ 7 SYS_CPU = armv8) || \ 8 X86 || RISCV || SANDBOX) 9 # We need EFI_STUB_64BIT to be set on x86_64 with EFI_STUB 10 depends on !EFI_STUB || !X86_64 || EFI_STUB_64BIT 11 # We need EFI_STUB_32BIT to be set on x86_32 with EFI_STUB 12 depends on !EFI_STUB || !X86 || X86_64 || EFI_STUB_32BIT 13 depends on BLK 14 depends on DM_ETH || !NET 15 default y if !ARM || SYS_CPU = armv7 || SYS_CPU = armv8 16 select LIB_UUID 17 select PARTITION_UUIDS 18 select HAVE_BLOCK_DEVICE 19 select REGEX 20 imply CFB_CONSOLE_ANSI 21 imply FAT 22 imply FAT_WRITE 23 imply USB_KEYBOARD_FN_KEYS 24 imply VIDEO_ANSI 25 help 26 Select this option if you want to run UEFI applications (like GNU 27 GRUB or iPXE) on top of U-Boot. If this option is enabled, U-Boot 28 will expose the UEFI API to a loaded application, enabling it to 29 reuse U-Boot's device drivers. 30 31if EFI_LOADER 32 33config CMD_BOOTEFI_BOOTMGR 34 bool "UEFI Boot Manager" 35 default y 36 help 37 Select this option if you want to select the UEFI binary to be booted 38 via UEFI variables Boot####, BootOrder, and BootNext. This enables the 39 'bootefi bootmgr' command. 40 41config EFI_SETUP_EARLY 42 bool 43 44choice 45 prompt "Store for non-volatile UEFI variables" 46 default EFI_VARIABLE_FILE_STORE 47 help 48 Select where non-volatile UEFI variables shall be stored. 49 50config EFI_VARIABLE_FILE_STORE 51 bool "Store non-volatile UEFI variables as file" 52 depends on FAT_WRITE 53 help 54 Select this option if you want non-volatile UEFI variables to be 55 stored as file /ubootefi.var on the EFI system partition. 56 57config EFI_MM_COMM_TEE 58 bool "UEFI variables storage service via OP-TEE" 59 depends on OPTEE 60 help 61 If OP-TEE is present and running StandAloneMM, dispatch all UEFI 62 variable related operations to that. The application will verify, 63 authenticate and store the variables on an RPMB. 64 65endchoice 66 67config EFI_VARIABLES_PRESEED 68 bool "Initial values for UEFI variables" 69 depends on EFI_VARIABLE_FILE_STORE 70 help 71 Include a file with the initial values for non-volatile UEFI variables 72 into the U-Boot binary. If this configuration option is set, changes 73 to authentication related variables (PK, KEK, db, dbx) are not 74 allowed. 75 76if EFI_VARIABLES_PRESEED 77 78config EFI_VAR_SEED_FILE 79 string "File with initial values of non-volatile UEFI variables" 80 default ubootefi.var 81 help 82 File with initial values of non-volatile UEFI variables. The file must 83 be in the same format as the storage in the EFI system partition. The 84 easiest way to create it is by setting the non-volatile variables in 85 U-Boot. If a relative file path is used, it is relative to the source 86 directory. 87 88endif 89 90config EFI_VAR_BUF_SIZE 91 int "Memory size of the UEFI variable store" 92 default 16384 93 range 4096 2147483647 94 help 95 This defines the size in bytes of the memory area reserved for keeping 96 UEFI variables. 97 98 When using StandAloneMM (CONFIG_EFI_MM_COMM_TEE=y) this value should 99 match the value of PcdFlashNvStorageVariableSize used to compile the 100 StandAloneMM module. 101 102 Minimum 4096, default 16384. 103 104config EFI_GET_TIME 105 bool "GetTime() runtime service" 106 depends on DM_RTC 107 default y 108 help 109 Provide the GetTime() runtime service at boottime. This service 110 can be used by an EFI application to read the real time clock. 111 112config EFI_SET_TIME 113 bool "SetTime() runtime service" 114 depends on EFI_GET_TIME 115 default y if ARCH_QEMU || SANDBOX 116 help 117 Provide the SetTime() runtime service at boottime. This service 118 can be used by an EFI application to adjust the real time clock. 119 120config EFI_HAVE_CAPSULE_SUPPORT 121 bool 122 123config EFI_RUNTIME_UPDATE_CAPSULE 124 bool "UpdateCapsule() runtime service" 125 select EFI_HAVE_CAPSULE_SUPPORT 126 help 127 Select this option if you want to use UpdateCapsule and 128 QueryCapsuleCapabilities API's. 129 130config EFI_CAPSULE_ON_DISK 131 bool "Enable capsule-on-disk support" 132 select EFI_HAVE_CAPSULE_SUPPORT 133 help 134 Select this option if you want to use capsule-on-disk feature, 135 that is, capsules can be fetched and executed from files 136 under a specific directory on UEFI system partition instead of 137 via UpdateCapsule API. 138 139config EFI_IGNORE_OSINDICATIONS 140 bool "Ignore OsIndications for CapsuleUpdate on-disk" 141 depends on EFI_CAPSULE_ON_DISK 142 help 143 There are boards where U-Boot does not support SetVariable at runtime. 144 Select this option if you want to use the capsule-on-disk feature 145 without setting the EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED 146 flag in variable OsIndications. 147 148config EFI_CAPSULE_ON_DISK_EARLY 149 bool "Initiate capsule-on-disk at U-Boot boottime" 150 depends on EFI_CAPSULE_ON_DISK 151 select EFI_SETUP_EARLY 152 help 153 Normally, without this option enabled, capsules will be 154 executed only at the first time of invoking one of efi command. 155 If this option is enabled, capsules will be enforced to be 156 executed as part of U-Boot initialisation so that they will 157 surely take place whatever is set to distro_bootcmd. 158 159config EFI_CAPSULE_FIRMWARE 160 bool 161 162config EFI_CAPSULE_FIRMWARE_MANAGEMENT 163 bool "Capsule: Firmware Management Protocol" 164 depends on EFI_HAVE_CAPSULE_SUPPORT 165 default y 166 help 167 Select this option if you want to enable capsule-based 168 firmware update using Firmware Management Protocol. 169 170config EFI_CAPSULE_FIRMWARE_FIT 171 bool "FMP driver for FIT images" 172 depends on FIT 173 depends on EFI_CAPSULE_FIRMWARE_MANAGEMENT 174 select UPDATE_FIT 175 select DFU 176 select EFI_CAPSULE_FIRMWARE 177 help 178 Select this option if you want to enable firmware management protocol 179 driver for FIT image 180 181config EFI_CAPSULE_FIRMWARE_RAW 182 bool "FMP driver for raw images" 183 depends on EFI_CAPSULE_FIRMWARE_MANAGEMENT 184 depends on SANDBOX || (!SANDBOX && !EFI_CAPSULE_FIRMWARE_FIT) 185 select DFU_WRITE_ALT 186 select DFU 187 select EFI_CAPSULE_FIRMWARE 188 help 189 Select this option if you want to enable firmware management protocol 190 driver for raw image 191 192config EFI_CAPSULE_AUTHENTICATE 193 bool "Update Capsule authentication" 194 depends on EFI_CAPSULE_FIRMWARE 195 depends on EFI_CAPSULE_ON_DISK 196 depends on EFI_CAPSULE_FIRMWARE_MANAGEMENT 197 select HASH 198 select SHA256 199 select RSA 200 select RSA_VERIFY 201 select RSA_VERIFY_WITH_PKEY 202 select X509_CERTIFICATE_PARSER 203 select PKCS7_MESSAGE_PARSER 204 select PKCS7_VERIFY 205 select IMAGE_SIGN_INFO 206 select EFI_SIGNATURE_SUPPORT 207 help 208 Select this option if you want to enable capsule 209 authentication 210 211config EFI_DEVICE_PATH_TO_TEXT 212 bool "Device path to text protocol" 213 default y 214 help 215 The device path to text protocol converts device nodes and paths to 216 human readable strings. 217 218config EFI_DEVICE_PATH_UTIL 219 bool "Device path utilities protocol" 220 default y 221 help 222 The device path utilities protocol creates and manipulates device 223 paths and device nodes. It is required to run the EFI Shell. 224 225config EFI_DT_FIXUP 226 bool "Device tree fixup protocol" 227 depends on !GENERATE_ACPI_TABLE 228 default y 229 help 230 The EFI device-tree fix-up protocol provides a function to let the 231 firmware apply fix-ups. This may be used by boot loaders. 232 233config EFI_LOADER_HII 234 bool "HII protocols" 235 default y 236 help 237 The Human Interface Infrastructure is a complicated framework that 238 allows UEFI applications to draw fancy menus and hook strings using 239 a translation framework. 240 241 U-Boot implements enough of its features to be able to run the UEFI 242 Shell, but not more than that. 243 244config EFI_UNICODE_COLLATION_PROTOCOL2 245 bool "Unicode collation protocol" 246 default y 247 help 248 The Unicode collation protocol is used for lexical comparisons. It is 249 required to run the UEFI shell. 250 251if EFI_UNICODE_COLLATION_PROTOCOL2 252 253config EFI_UNICODE_CAPITALIZATION 254 bool "Support Unicode capitalization" 255 default y 256 help 257 Select this option to enable correct handling of the capitalization of 258 Unicode codepoints in the range 0x0000-0xffff. If this option is not 259 set, only the the correct handling of the letters of the codepage 260 used by the FAT file system is ensured. 261 262endif 263 264config EFI_LOADER_BOUNCE_BUFFER 265 bool "EFI Applications use bounce buffers for DMA operations" 266 depends on ARM64 267 help 268 Some hardware does not support DMA to full 64bit addresses. For this 269 hardware we can create a bounce buffer so that payloads don't have to 270 worry about platform details. 271 272config EFI_PLATFORM_LANG_CODES 273 string "Language codes supported by firmware" 274 default "en-US" 275 help 276 This value is used to initialize the PlatformLangCodes variable. Its 277 value is a semicolon (;) separated list of language codes in native 278 RFC 4646 format, e.g. "en-US;de-DE". The first language code is used 279 to initialize the PlatformLang variable. 280 281config EFI_HAVE_RUNTIME_RESET 282 # bool "Reset runtime service is available" 283 bool 284 default y 285 depends on ARCH_BCM283X || FSL_LAYERSCAPE || PSCI_RESET || \ 286 SANDBOX || SYSRESET_X86 287 288config EFI_GRUB_ARM32_WORKAROUND 289 bool "Workaround for GRUB on 32bit ARM" 290 default n if ARCH_BCM283X || ARCH_SUNXI || ARCH_QEMU 291 default y 292 depends on ARM && !ARM64 293 help 294 GRUB prior to version 2.04 requires U-Boot to disable caches. This 295 workaround currently is also needed on systems with caches that 296 cannot be managed via CP15. 297 298config EFI_RNG_PROTOCOL 299 bool "EFI_RNG_PROTOCOL support" 300 depends on DM_RNG 301 default y 302 help 303 Provide a EFI_RNG_PROTOCOL implementation using the hardware random 304 number generator of the platform. 305 306config EFI_TCG2_PROTOCOL 307 bool "EFI_TCG2_PROTOCOL support" 308 default y 309 depends on TPM_V2 310 select SHA1 311 select SHA256 312 select SHA384 313 select SHA512 314 select HASH 315 select SMBIOS_PARSER 316 help 317 Provide a EFI_TCG2_PROTOCOL implementation using the TPM hardware 318 of the platform. 319 320config EFI_TCG2_PROTOCOL_EVENTLOG_SIZE 321 int "EFI_TCG2_PROTOCOL EventLog size" 322 depends on EFI_TCG2_PROTOCOL 323 default 65536 324 help 325 Define the size of the EventLog for EFI_TCG2_PROTOCOL. Note that 326 this is going to be allocated twice. One for the eventlog it self 327 and one for the configuration table that is required from the spec 328 329config EFI_LOAD_FILE2_INITRD 330 bool "EFI_FILE_LOAD2_PROTOCOL for Linux initial ramdisk" 331 default y 332 help 333 Linux v5.7 and later can make use of this option. If the boot option 334 selected by the UEFI boot manager specifies an existing file to be used 335 as initial RAM disk, a Linux specific Load File2 protocol will be 336 installed and Linux 5.7+ will ignore any initrd=<ramdisk> command line 337 argument. 338 339config EFI_SECURE_BOOT 340 bool "Enable EFI secure boot support" 341 depends on EFI_LOADER && FIT_SIGNATURE 342 select HASH 343 select SHA256 344 select RSA 345 select RSA_VERIFY_WITH_PKEY 346 select IMAGE_SIGN_INFO 347 select ASYMMETRIC_KEY_TYPE 348 select ASYMMETRIC_PUBLIC_KEY_SUBTYPE 349 select X509_CERTIFICATE_PARSER 350 select PKCS7_MESSAGE_PARSER 351 select PKCS7_VERIFY 352 select EFI_SIGNATURE_SUPPORT 353 help 354 Select this option to enable EFI secure boot support. 355 Once SecureBoot mode is enforced, any EFI binary can run only if 356 it is signed with a trusted key. To do that, you need to install, 357 at least, PK, KEK and db. 358 359config EFI_SIGNATURE_SUPPORT 360 bool 361 362config EFI_ESRT 363 bool "Enable the UEFI ESRT generation" 364 depends on EFI_CAPSULE_FIRMWARE_MANAGEMENT 365 default y 366 help 367 Enabling this option creates the ESRT UEFI system table. 368 369endif 370