diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/Kconfig | 7 | ||||
| -rw-r--r-- | cmd/Makefile | 1 | ||||
| -rw-r--r-- | cmd/usb_gadget_sdp.c | 50 |
3 files changed, 58 insertions, 0 deletions
diff --git a/cmd/Kconfig b/cmd/Kconfig index 42d955c96a..d6d130edfa 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -895,6 +895,13 @@ config CMD_USB help USB support. +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 4a865bd7d7..2a5b8ce825 100644 --- a/cmd/Makefile +++ b/cmd/Makefile @@ -132,6 +132,7 @@ 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_CMD_YAFFS2) += yaffs2.o diff --git a/cmd/usb_gadget_sdp.c b/cmd/usb_gadget_sdp.c new file mode 100644 index 0000000000..b1d8b2858e --- /dev/null +++ b/cmd/usb_gadget_sdp.c @@ -0,0 +1,50 @@ +/* + * cmd_sdp.c -- sdp command + * + * Copyright (C) 2016 Toradex + * Author: Stefan Agner <stefan.agner@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_FAILURE; + + 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(controller_index); + if (ret) { + error("SDP init failed: %d", ret); + goto exit; + } + + /* This command typically does not return but jumps to an image */ + sdp_handle(controller_index); + error("SDP ended"); + +exit: + g_dnl_unregister(); + board_usb_cleanup(controller_index, USB_INIT_DEVICE); + + return ret; +} + +U_BOOT_CMD(sdp, 2, 1, do_sdp, + "Serial Downloader Protocol", + "<USB_controller>\n" + " - serial downloader protocol via <USB_controller>\n" +); |