Re: [PATCH v5 7/8] riscv: efi: enable generic EFI compressed boot

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On 10/09/2022 09:11, Ard Biesheuvel wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> Wire up the generic EFI zboot support for RISC-V.
> 
> Signed-off-by: Ard Biesheuvel <ardb@xxxxxxxxxx>

As promised:
Tested-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

> ---
>   arch/riscv/Makefile        | 6 +++++-
>   arch/riscv/boot/.gitignore | 1 +
>   arch/riscv/boot/Makefile   | 6 ++++++
>   3 files changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
> index 3fa8ef336822..d63295e21373 100644
> --- a/arch/riscv/Makefile
> +++ b/arch/riscv/Makefile
> @@ -136,10 +136,14 @@ ifneq ($(CONFIG_XIP_KERNEL),y)
>   ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_SOC_CANAAN),yy)
>   KBUILD_IMAGE := $(boot)/loader.bin
>   else
> +ifeq ($(CONFIG_EFI_ZBOOT),)
>   KBUILD_IMAGE := $(boot)/Image.gz
> +else
> +KBUILD_IMAGE := $(boot)/vmlinuz.efi
> +endif
>   endif
>   endif
> -BOOT_TARGETS := Image Image.gz loader loader.bin xipImage
> +BOOT_TARGETS := Image Image.gz loader loader.bin xipImage vmlinuz.efi
> 
>   all:   $(notdir $(KBUILD_IMAGE))
> 
> diff --git a/arch/riscv/boot/.gitignore b/arch/riscv/boot/.gitignore
> index 0cea9f7fa9d5..e1bc507e8cb2 100644
> --- a/arch/riscv/boot/.gitignore
> +++ b/arch/riscv/boot/.gitignore
> @@ -4,4 +4,5 @@ Image.*
>   loader
>   loader.lds
>   loader.bin
> +vmlinuz*
>   xipImage
> diff --git a/arch/riscv/boot/Makefile b/arch/riscv/boot/Makefile
> index becd0621071c..d1a49adcb1d7 100644
> --- a/arch/riscv/boot/Makefile
> +++ b/arch/riscv/boot/Makefile
> @@ -58,3 +58,9 @@ $(obj)/Image.lzo: $(obj)/Image FORCE
> 
>   $(obj)/loader.bin: $(obj)/loader FORCE
>          $(call if_changed,objcopy)
> +
> +EFI_ZBOOT_PAYLOAD      := Image
> +EFI_ZBOOT_BFD_TARGET   := elf$(BITS)-littleriscv
> +EFI_ZBOOT_MACH_TYPE    := RISCV$(BITS)
> +
> +include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot
> --
> 2.35.1
> 





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