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Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 67745ceab0db..e2f89a7495d2 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1994,6 +1994,26 @@ config EFI_MIXED If unsure, say N. +config EFI_FAKE_MEMMAP + bool "Enable EFI fake memory map" + depends on EFI + help + Saying Y here will enable "efi_fake_mem" boot option. By specifying + this parameter, you can add arbitrary attribute to specific memory + range by updating original (firmware provided) EFI memmap. This is + useful for debugging of EFI memmap related feature, e.g., Address + Range Mirroring feature. + +config EFI_MAX_FAKE_MEM + int "maximum allowable number of ranges in efi_fake_mem boot option" + depends on EFI_FAKE_MEMMAP + range 1 128 + default 8 + help + Maximum allowable number of ranges in efi_fake_mem boot option. + Ranges can be set up to this value using comma-separated list. + The default value is 8. + source "kernel/Kconfig.hz" config KEXEC |