109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
/*
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* usbserial.c - usb serial gadget command
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*
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* Copyright (c) 2011 Eric Bénard <eric@eukrea.com>, Eukréa Electromatique
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* based on dfu.c which is :
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* Copyright (c) 2009 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <common.h>
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#include <command.h>
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#include <errno.h>
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#include <malloc.h>
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#include <getopt.h>
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#include <fs.h>
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#include <xfuncs.h>
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#include <usb/usbserial.h>
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#include <usb/dfu.h>
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#include <usb/gadget-multi.h>
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static int do_usbgadget(int argc, char *argv[])
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{
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int opt;
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int acm = 1, create_serial = 0;
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char *fastboot_opts = NULL, *dfu_opts = NULL;
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struct f_multi_opts opts = {};
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while ((opt = getopt(argc, argv, "asdA:D:")) > 0) {
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switch (opt) {
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case 'a':
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acm = 1;
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create_serial = 1;
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break;
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case 's':
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acm = 0;
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create_serial = 1;
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break;
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case 'D':
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dfu_opts = optarg;
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break;
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case 'A':
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fastboot_opts = optarg;
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break;
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case 'd':
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usb_multi_unregister();
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return 0;
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default:
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return -EINVAL;
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}
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}
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if (!dfu_opts && !fastboot_opts && !create_serial)
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return COMMAND_ERROR_USAGE;
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/*
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* Creating a gadget with both DFU and Fastboot doesn't work.
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* Both client tools seem to assume that the device only has
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* a single configuration
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*/
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if (fastboot_opts && dfu_opts) {
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printf("Only one of Fastboot and DFU allowed\n");
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return -EINVAL;
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}
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if (fastboot_opts) {
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opts.fastboot_opts.files = file_list_parse(fastboot_opts);
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}
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if (dfu_opts) {
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opts.dfu_opts.files = file_list_parse(dfu_opts);
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}
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if (create_serial) {
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opts.create_acm = acm;
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}
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return usb_multi_register(&opts);
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}
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BAREBOX_CMD_HELP_START(usbgadget)
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BAREBOX_CMD_HELP_TEXT("Enable / disable a USB composite gadget on the USB device interface.")
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BAREBOX_CMD_HELP_TEXT("")
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BAREBOX_CMD_HELP_TEXT("Options:")
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BAREBOX_CMD_HELP_OPT ("-a", "Create CDC ACM function")
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BAREBOX_CMD_HELP_OPT ("-s", "Create Generic Serial function")
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BAREBOX_CMD_HELP_OPT ("-A <desc>", "Create Android Fastboot function")
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BAREBOX_CMD_HELP_OPT ("-D <desc>", "Create DFU function")
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BAREBOX_CMD_HELP_OPT ("-d", "Disable the serial gadget")
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(usbgadget)
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.cmd = do_usbgadget,
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BAREBOX_CMD_DESC("Create USB Gadget multifunction device")
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BAREBOX_CMD_OPTS("[-asdAD]")
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BAREBOX_CMD_GROUP(CMD_GRP_HWMANIP)
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BAREBOX_CMD_HELP(cmd_usbgadget_help)
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BAREBOX_CMD_END
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