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From: "Jan Lübbe" <jlu@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>, barebox@lists.infradead.org
Subject: Re: [PATCH v2 4/4] boards: qemu-virt: support passing in FIT public key
Date: Fri, 10 Feb 2023 18:32:02 +0100	[thread overview]
Message-ID: <7b2f722fa5b1009235ff25fe8e0c785f6b4f8173.camel@pengutronix.de> (raw)
In-Reply-To: <20230210165353.3601175-4-a.fatoum@pengutronix.de>

On Fri, 2023-02-10 at 17:53 +0100, Ahmad Fatoum wrote:
> FIT public key is usually passed in via board DT. Usual way to use
> barebox with QEMU Virt however is to use DT supplied by Qemu and apply
> overlay to it. mkimage doesn't generate overlay DTB though. To make
> barbebox Qemu Virt behave like other boards, let's define a dummy DT
> that includes CONFIG_BOOTM_FITIMAGE_PUBKEY, which is merged with the
> barebox live device tree.
> 
> Suggested-by: Jan Lübbe <jlu@pengutronix.de>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>

For the whole series:

Tested-by: Jan Lübbe <jlu@pengutronix.de>

> ---
> v1 -> v2:
>   - no changes
> ---
>  common/boards/qemu-virt/Makefile            | 2 +-
>  common/boards/qemu-virt/board.c             | 7 ++++++-
>  common/boards/qemu-virt/fitimage-pubkey.dts | 7 +++++++
>  3 files changed, 14 insertions(+), 2 deletions(-)
>  create mode 100644 common/boards/qemu-virt/fitimage-pubkey.dts
> 
> diff --git a/common/boards/qemu-virt/Makefile b/common/boards/qemu-virt/Makefile
> index 88184e9a7969..00bfdfbda696 100644
> --- a/common/boards/qemu-virt/Makefile
> +++ b/common/boards/qemu-virt/Makefile
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only
>  
>  obj-y += board.o
> -obj-y += overlay-of-flash.dtb.o
> +obj-y += overlay-of-flash.dtb.o fitimage-pubkey.dtb.o
>  ifeq ($(CONFIG_RISCV),y)
>  DTC_CPP_FLAGS_overlay-of-flash.dtb := -DRISCV_VIRT=1
>  endif
> diff --git a/common/boards/qemu-virt/board.c b/common/boards/qemu-virt/board.c
> index ec92ae94aec9..2669e9de5a2a 100644
> --- a/common/boards/qemu-virt/board.c
> +++ b/common/boards/qemu-virt/board.c
> @@ -35,10 +35,11 @@ static inline void arm_virt_init(void) {}
>  #endif
>  
>  extern char __dtb_overlay_of_flash_start[];
> +extern char __dtb_fitimage_pubkey_start[];
>  
>  static int virt_probe(struct device *dev)
>  {
> -	struct device_node *overlay;
> +	struct device_node *overlay, *pubkey;
>  	void (*init)(void);
>  
>  	init = device_get_match_data(dev);
> @@ -47,6 +48,10 @@ static int virt_probe(struct device *dev)
>  
>  	overlay = of_unflatten_dtb(__dtb_overlay_of_flash_start, INT_MAX);
>  	of_overlay_apply_tree(dev->of_node, overlay);
> +
> +	pubkey = of_unflatten_dtb(__dtb_fitimage_pubkey_start, INT_MAX);
> +	of_merge_nodes(dev->of_node, pubkey);
> +
>  	/* of_probe() will happen later at of_populate_initcall */
>  
>  	return 0;
> diff --git a/common/boards/qemu-virt/fitimage-pubkey.dts b/common/boards/qemu-virt/fitimage-pubkey.dts
> new file mode 100644
> index 000000000000..497799fa4b60
> --- /dev/null
> +++ b/common/boards/qemu-virt/fitimage-pubkey.dts
> @@ -0,0 +1,7 @@
> +/dts-v1/;
> +
> +#ifdef CONFIG_BOOTM_FITIMAGE_PUBKEY
> +#include CONFIG_BOOTM_FITIMAGE_PUBKEY
> +#endif
> +
> +/{ };

-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



  reply	other threads:[~2023-02-10 17:33 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-10 16:53 [PATCH v2 1/4] of: base: factor out of_merge_nodes from of_copy_node Ahmad Fatoum
2023-02-10 16:53 ` [PATCH v2 2/4] of: support of_ensure_probed for top-level machine device Ahmad Fatoum
2023-03-10 14:46   ` Michael Riesch
2023-03-10 16:19     ` Ahmad Fatoum
2023-03-13  7:05       ` Michael Riesch
2023-03-13 14:43         ` Ahmad Fatoum
2023-02-10 16:53 ` [PATCH v2 3/4] boards: qemu-virt: ensure board driver probe at postcore_initcall level Ahmad Fatoum
2023-02-10 16:53 ` [PATCH v2 4/4] boards: qemu-virt: support passing in FIT public key Ahmad Fatoum
2023-02-10 17:32   ` Jan Lübbe [this message]
2023-02-13  8:45   ` Sascha Hauer
2023-02-17 13:03     ` Ahmad Fatoum
2023-03-09 12:47       ` Ahmad Fatoum
2023-03-10  9:51 ` [PATCH v2 1/4] of: base: factor out of_merge_nodes from of_copy_node Sascha Hauer

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