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Diffstat (limited to 'lib/efi_client/Kconfig')
| -rw-r--r-- | lib/efi_client/Kconfig | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/lib/efi_client/Kconfig b/lib/efi_client/Kconfig new file mode 100644 index 00000000000..723c98d2a75 --- /dev/null +++ b/lib/efi_client/Kconfig @@ -0,0 +1,80 @@ +menu "U-Boot as UEFI application" + depends on X86 + +config EFI_CLIENT + bool "Support running U-Boot from EFI" + depends on X86 + imply X86_TSC_READ_BASE + select EFI + help + U-Boot can be started from EFI on certain platforms. This allows + EFI to perform most of the system init and then jump to U-Boot for + final system boot. Another option is to run U-Boot as an EFI + application, with U-Boot using EFI's drivers instead of its own. + +choice + prompt "Select EFI mode to use" + depends on X86 && EFI_CLIENT + +config EFI_APP + bool "Support running as an EFI application" + select CHARSET + help + Build U-Boot as an application which can be started from EFI. This + is useful for examining a platform in the early stages of porting + U-Boot to it. It allows only very basic functionality, such as a + command prompt and memory and I/O functions. Use 'reset' to return + to EFI. + +config EFI_STUB + bool "Support running as an EFI payload" + +endchoice + +choice + prompt "EFI app 32/64-bit selection" + depends on EFI_APP + help + EFI does not support mixing 32-bit and 64-bit modes. This is a + significant problem because it means that you must build a stub with + the correct type for EFI to load it correctly. If you are using + 32-bit EFI, select 32-bit here, else select 64-bit. Failure to do + this may produce no error message - it just won't start! + +config EFI_APP_32BIT + bool "Produce an app for running with 32-bit EFI" + +config EFI_APP_64BIT + bool "Produce an app for running with 64-bit EFI" + +endchoice + +choice + prompt "EFI stub 32/64-bit selection" + depends on EFI_STUB + help + EFI does not support mixing 32-bit and 64-bit modes. This is a + significant problem because it means that you must build a stub with + the correct type for EFI to load it correctly. If you are using + 32-bit EFI, select 32-bit here, else select 64-bit. Failure to do + this may produce no error message - it just won't start! + +config EFI_STUB_32BIT + bool "Produce a stub for running with 32-bit EFI" + +config EFI_STUB_64BIT + bool "Produce a stub for running with 64-bit EFI" + +endchoice + +config EFI_RAM_SIZE + hex "Amount of EFI RAM for U-Boot" + depends on EFI_APP + default 0x10000000 + help + Set the amount of EFI RAM which is claimed by U-Boot for its own + use. U-Boot allocates this from EFI on start-up (along with a few + other smaller amounts) and it can never be increased after that. + It is used as the RAM size in with U-Boot. + +endmenu |