From: AKASHI Takahiro <takahiro.akashi@linaro.org>
To: u-boot@lists.denx.de
Subject: [PATCH v2 4/4] Makefile: Add provision for embedding public key in platform's dtb
Date: Wed, 28 Apr 2021 14:39:07 +0900 [thread overview]
Message-ID: <20210428053907.GD25322@laputa> (raw)
In-Reply-To: <20210412150526.29822-5-sughosh.ganu@linaro.org>
On Mon, Apr 12, 2021 at 08:35:26PM +0530, Sughosh Ganu wrote:
> Add provision for embedding the public key used for capsule
> authentication in the platform's dtb. This is done by invoking the
> mkeficapsule utility which puts the public key in the efi signature
> list(esl) format into the dtb.
>
> Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org>
> ---
>
> Changes since V1: None
>
> Makefile | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/Makefile b/Makefile
> index b72d8d20c0..ebd4a6477c 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -1011,6 +1011,10 @@ cmd_pad_cat = $(cmd_objcopy) && $(append) || { rm -f $@; false; }
> quiet_cmd_lzma = LZMA $@
> cmd_lzma = lzma -c -z -k -9 $< > $@
>
> +quiet_cmd_mkeficapsule = MKEFICAPSULE $@
> +cmd_mkeficapsule = $(objtree)/tools/mkeficapsule -K $(CONFIG_EFI_PKEY_FILE) \
> + -D $@
Instead, we can do
$ dtc -@ -I dts -O dtb -o pubkey.dtbo pubkey.dts
$ fdtoverlay -i test.dtb -o test_pubkey.dtb -v pubkey.dtbo
-Takahiro Akashi
> +
> cfg: u-boot.cfg
>
> quiet_cmd_cfgcheck = CFGCHK $2
> @@ -1161,8 +1165,14 @@ endif
> PHONY += dtbs
> dtbs: dts/dt.dtb
> @:
> +ifeq ($(CONFIG_EFI_CAPSULE_AUTHENTICATE)$(CONFIG_EFI_PKEY_DTB_EMBED),yy)
> +dts/dt.dtb: u-boot tools
> + $(Q)$(MAKE) $(build)=dts dtbs
> + $(call cmd,mkeficapsule)
> +else
> dts/dt.dtb: u-boot
> $(Q)$(MAKE) $(build)=dts dtbs
> +endif
>
> quiet_cmd_copy = COPY $@
> cmd_copy = cp $< $@
> --
> 2.17.1
>
prev parent reply other threads:[~2021-04-28 5:39 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-12 15:05 [PATCH v2 0/4] Add support for embedding public key in platform's dtb Sughosh Ganu
2021-04-12 15:05 ` [PATCH v2 1/4] efi_loader: capsule: Remove the check for capsule_authentication_enabled environment variable Sughosh Ganu
2021-04-25 7:15 ` Heinrich Schuchardt
2021-05-05 20:23 ` Heinrich Schuchardt
2021-05-07 8:42 ` AKASHI Takahiro
2021-04-12 15:05 ` [PATCH v2 2/4] efi_loader: Kconfig: Add symbols for embedding the public key into the platform's dtb Sughosh Ganu
2021-04-25 7:24 ` Heinrich Schuchardt
2021-04-28 4:55 ` AKASHI Takahiro
2021-04-28 5:01 ` AKASHI Takahiro
2021-05-10 6:45 ` AKASHI Takahiro
2021-04-12 15:05 ` [PATCH v2 3/4] efi_capsule: Add a function to get the public key needed for capsule authentication Sughosh Ganu
2021-04-14 19:37 ` Simon Glass
2021-04-15 10:25 ` Sughosh Ganu
2021-04-24 4:47 ` Heinrich Schuchardt
2021-05-11 1:14 ` AKASHI Takahiro
2021-04-28 5:27 ` AKASHI Takahiro
2021-04-12 15:05 ` [PATCH v2 4/4] Makefile: Add provision for embedding public key in platform's dtb Sughosh Ganu
2021-04-28 5:39 ` AKASHI Takahiro [this message]
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