diff options
| author | Sunil V L <[email protected]> | 2022-01-28 20:48:44 +0530 |
|---|---|---|
| committer | Heinrich Schuchardt <[email protected]> | 2022-01-29 10:23:40 +0100 |
| commit | 1ccf87165e38cb32f2444d8fd4b3e4d8ea13928e (patch) | |
| tree | 5d71747769a48b09f22cf17fa21d4fdd4c1c640b /lib/efi_loader/Kconfig | |
| parent | 9e63786e2b4b35587da2050c180111e9bd1e3a23 (diff) | |
efi_loader: Enable RISCV_EFI_BOOT_PROTOCOL support
This adds support for new RISCV_EFI_BOOT_PROTOCOL to
communicate the boot hart ID to bootloader/kernel on RISC-V
UEFI platforms.
The specification of the protocol is hosted at:
https://github.com/riscv-non-isa/riscv-uefi
Signed-off-by: Sunil V L <[email protected]>
Reviewed-by: Heinrich Schuchardt <[email protected]>
Diffstat (limited to 'lib/efi_loader/Kconfig')
| -rw-r--r-- | lib/efi_loader/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig index 24f9a2bb757..e5e35fe51f6 100644 --- a/lib/efi_loader/Kconfig +++ b/lib/efi_loader/Kconfig @@ -369,4 +369,14 @@ config EFI_ESRT help Enabling this option creates the ESRT UEFI system table. +config EFI_RISCV_BOOT_PROTOCOL + bool "RISCV_EFI_BOOT_PROTOCOL support" + default y + depends on RISCV + help + The EFI_RISCV_BOOT_PROTOCOL is used to transfer the boot hart ID + to the next boot stage. It should be enabled as it is meant to + replace the transfer via the device-tree. The latter is not + possible on systems using ACPI. + endif |