Hi Stefan,
On 05/08/2017 01:38, Stefan Agner wrote:
> From: Stefan Agner <stefan.ag...@toradex.com>
>
> Add a new command to start USB Serial Download Protocol (SDP)
> state machine.
>
> Signed-off-by: Stefan Agner <stefan.ag...@toradex.com>
> ---
>
> cmd/Kconfig | 7 +++++++
> cmd/Makefile | 1 +
> cmd/usb_gadget_sdp.c | 53
> ++++++++++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 61 insertions(+)
> create mode 100644 cmd/usb_gadget_sdp.c
>
> diff --git a/cmd/Kconfig b/cmd/Kconfig
> index f18efc1e88..87333b3a97 100644
> --- a/cmd/Kconfig
> +++ b/cmd/Kconfig
> @@ -665,6 +665,13 @@ config CMD_DFU
> Enables the command "dfu" which is used to have U-Boot create a DFU
> class device via USB.
>
> +config CMD_USB_SDP
> + bool "sdp"
> + select USB_FUNCTION_SDP
> + help
> + Enables the command "sdp" which is used to have U-Boot emulating the
> + Serial Download Protocol (SDP) via USB.
> +
> config CMD_USB_MASS_STORAGE
> bool "UMS usb mass storage"
> help
> diff --git a/cmd/Makefile b/cmd/Makefile
> index bd231f24d8..e0b5940ba6 100644
> --- a/cmd/Makefile
> +++ b/cmd/Makefile
> @@ -131,6 +131,7 @@ obj-$(CONFIG_CMD_FASTBOOT) += fastboot.o
> obj-$(CONFIG_CMD_FS_UUID) += fs_uuid.o
>
> obj-$(CONFIG_CMD_USB_MASS_STORAGE) += usb_mass_storage.o
> +obj-$(CONFIG_CMD_USB_SDP) += usb_gadget_sdp.o
> obj-$(CONFIG_CMD_THOR_DOWNLOAD) += thordown.o
> obj-$(CONFIG_CMD_XIMG) += ximg.o
> obj-$(CONFIG_YAFFS2) += yaffs2.o
> diff --git a/cmd/usb_gadget_sdp.c b/cmd/usb_gadget_sdp.c
> new file mode 100644
> index 0000000000..09ddb4f3aa
> --- /dev/null
> +++ b/cmd/usb_gadget_sdp.c
> @@ -0,0 +1,53 @@
> +/*
> + * cmd_sdp.c -- sdp command
> + *
> + * Copyright (C) 2016 Toradex
> + * Author: Stefan Agner <stefan.ag...@toradex.com>
> + *
> + * SPDX-License-Identifier: GPL-2.0+
> + */
> +
> +#include <common.h>
> +#include <g_dnl.h>
> +#include <sdp.h>
> +#include <usb.h>
> +
> +static int do_sdp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
> +{
> + int ret = CMD_RET_SUCCESS;
> +
> + if (argc < 2)
> + return CMD_RET_USAGE;
> +
> + char *usb_controller = argv[1];
> + int controller_index = simple_strtoul(usb_controller, NULL, 0);
> + board_usb_init(controller_index, USB_INIT_DEVICE);
> +
> + g_dnl_clear_detach();
> + g_dnl_register("usb_dnl_sdp");
> +
> + ret = sdp_init();
> + if (ret) {
> + error("SDP init failed: %d", ret);
> + ret = CMD_RET_FAILURE;
> + goto exit;
> + }
> +
> + ret = sdp_handle();
> + if (ret) {
> + error("SDP failed: %d", ret);
> + ret = CMD_RET_FAILURE;
> + goto exit;
> + }
> +
> +exit:
> + g_dnl_unregister();
> +
> + return ret;
> +}
> +
> +U_BOOT_CMD(sdp, 2, 1, do_sdp,
> + "Serial Downloader Protocol",
> + "<USB_controller>\n"
> + " - serial downloader protocol via <USB_controller>\n"
> +);
>
Reviewed-by: Stefano Babic <sba...@denx.de>
Best regards,
Stefano Babic
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