From: Sascha Hauer <s.hauer@pengutronix.de>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] mvebu: create bbu handler for kwb images and use it on cubox
Date: Mon, 11 Jun 2018 08:43:26 +0200 [thread overview]
Message-ID: <20180611064326.zkre4wacg2zkluov@pengutronix.de> (raw)
In-Reply-To: <20180608084244.12816-1-u.kleine-koenig@pengutronix.de>
On Fri, Jun 08, 2018 at 10:42:44AM +0200, Uwe Kleine-König wrote:
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> Hello,
>
> together with the fixup for write_file_flash to not use O_TRUNC and
> O_CREAT, this was tested on top of next.
>
> Best regards
> Uwe
>
> arch/arm/boards/solidrun-cubox/board.c | 15 ++++++-
> arch/arm/mach-mvebu/Makefile | 1 +
> arch/arm/mach-mvebu/include/mach/bbu.h | 3 ++
> arch/arm/mach-mvebu/kwb_bbu.c | 54 ++++++++++++++++++++++++++
> 4 files changed, 72 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm/mach-mvebu/include/mach/bbu.h
> create mode 100644 arch/arm/mach-mvebu/kwb_bbu.c
>
> diff --git a/arch/arm/boards/solidrun-cubox/board.c b/arch/arm/boards/solidrun-cubox/board.c
> index a28f4197dfd4..aac93afb0c89 100644
> --- a/arch/arm/boards/solidrun-cubox/board.c
> +++ b/arch/arm/boards/solidrun-cubox/board.c
> @@ -14,4 +14,17 @@
> *
> */
>
> -/* empty */
> +#include <common.h>
> +#include <init.h>
> +#include <mach/bbu.h>
> +
> +static int cubox_devices_init(void)
> +{
> + if (!of_machine_is_compatible("solidrun,cubox"))
> + return 0;
> +
> + mvebu_bbu_flash_register_handler("flash", "/dev/m25p0", 0, true);
> +
> + return 0;
> +}
> +device_initcall(cubox_devices_init);
> diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile
> index 87a85119193e..cc2b926438e4 100644
> --- a/arch/arm/mach-mvebu/Makefile
> +++ b/arch/arm/mach-mvebu/Makefile
> @@ -1,4 +1,5 @@
> obj-pbl-y += common.o
> +obj-y += kwb_bbu.o
> obj-$(CONFIG_ARCH_ARMADA_370) += armada-370-xp.o
> obj-$(CONFIG_ARCH_ARMADA_XP) += armada-370-xp.o
> obj-$(CONFIG_ARCH_ARMADA_38X) += armada-370-xp.o
> diff --git a/arch/arm/mach-mvebu/include/mach/bbu.h b/arch/arm/mach-mvebu/include/mach/bbu.h
> new file mode 100644
> index 000000000000..f1021e52ce9f
> --- /dev/null
> +++ b/arch/arm/mach-mvebu/include/mach/bbu.h
> @@ -0,0 +1,3 @@
> +int mvebu_bbu_flash_register_handler(const char *name,
> + char *devicefile, int version,
> + bool isdefault);
> diff --git a/arch/arm/mach-mvebu/kwb_bbu.c b/arch/arm/mach-mvebu/kwb_bbu.c
> new file mode 100644
> index 000000000000..f79464fe53e4
> --- /dev/null
> +++ b/arch/arm/mach-mvebu/kwb_bbu.c
> @@ -0,0 +1,54 @@
> +#include <bbu.h>
> +#include <libfile.h>
> +#include <printk.h>
> +
> +#include <mach/bbu.h>
> +
> +struct mvebu_bbu_handler {
> + struct bbu_handler bbuh;
> + int version;
> +};
> +
> +static int mvebu_bbu_flash_update_handler(struct bbu_handler *bbuh,
> + struct bbu_data *data)
> +{
> + struct mvebu_bbu_handler *mbbuh =
> + container_of(bbuh, struct mvebu_bbu_handler, bbuh);
> + const void *image = data->image;
> + size_t size = data->len;
> + enum filetype ft = file_detect_type(image, size);
> +
> + if ((mbbuh->version == 0 && ft == filetype_kwbimage_v0) ||
> + (mbbuh->version == 1 && ft == filetype_kwbimage_v1) ||
> + data->flags & BBU_FLAG_FORCE) {
> + int ret = bbu_confirm(data);
> + if (ret)
> + return ret;
> +
> + return write_file_flash(bbuh->devicefile, image, size);
> + } else {
> + pr_err("%s is not a valid kwbimage\n", data->imagefile);
> + return -EINVAL;
> + }
> +}
Could this code be shared with other boards?
Sascha
--
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next prev parent reply other threads:[~2018-06-11 6:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-08 8:42 Uwe Kleine-König
2018-06-11 6:43 ` Sascha Hauer [this message]
2018-06-11 6:49 ` Uwe Kleine-König
2018-06-11 6:58 ` Sascha Hauer
2018-06-11 20:38 ` Sascha Hauer
2018-06-12 5:42 ` [PATCH] fixup! " Uwe Kleine-König
2018-06-13 8:28 ` Sascha Hauer
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