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authorAtish Patra <atish.patra@wdc.com>2020-09-18 01:37:14 +0300
committerPalmer Dabbelt <palmerdabbelt@google.com>2020-10-03 00:31:21 +0300
commitd7071743db31b4f6898b1c742e4b451bb4bc4b02 (patch)
treea1200c6aee002dd0b0658316660cc2ac0b1a6c3b /drivers/firmware/efi/Kconfig
parentcb7d2dd5612a77a2597c00fce770a52c921e2ea5 (diff)
downloadlinux-d7071743db31b4f6898b1c742e4b451bb4bc4b02.tar.xz
RISC-V: Add EFI stub support.
Add a RISC-V architecture specific stub code that actually copies the actual kernel image to a valid address and jump to it after boot services are terminated. Enable UEFI related kernel configs as well for RISC-V. Signed-off-by: Atish Patra <atish.patra@wdc.com> Link: https://lore.kernel.org/r/20200421033336.9663-4-atish.patra@wdc.com [ardb: - move hartid fetch into check_platform_features() - use image_size not reserve_size - select ISA_C - do not use dram_base] Signed-off-by: Ard Biesheuvel <ardb@kernel.org> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'drivers/firmware/efi/Kconfig')
-rw-r--r--drivers/firmware/efi/Kconfig3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig
index 3939699e62fe..a29fbd6e657e 100644
--- a/drivers/firmware/efi/Kconfig
+++ b/drivers/firmware/efi/Kconfig
@@ -111,7 +111,7 @@ config EFI_GENERIC_STUB
config EFI_ARMSTUB_DTB_LOADER
bool "Enable the DTB loader"
- depends on EFI_GENERIC_STUB
+ depends on EFI_GENERIC_STUB && !RISCV
default y
help
Select this config option to add support for the dtb= command
@@ -128,6 +128,7 @@ config EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER
bool "Enable the command line initrd loader" if !X86
depends on EFI_STUB && (EFI_GENERIC_STUB || X86)
default y
+ depends on !RISCV
help
Select this config option to add support for the initrd= command
line parameter, allowing an initrd that resides on the same volume