83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/*
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* dfu.c - device firmware update command
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*
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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/dfu.h>
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#include <linux/err.h>
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/* dfu /dev/self0(bootloader)sr,/dev/nand0.root.bb(root)
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*
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* s = save mode (download whole image before flashing)
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* r = read back (firmware image can be downloaded back from host)
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*/
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static int do_dfu(int argc, char *argv[])
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{
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struct f_dfu_opts opts;
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char *argstr;
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struct usb_dfu_dev *dfu_alts = NULL;
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int ret;
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if (argc != optind + 1)
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return COMMAND_ERROR_USAGE;
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argstr = argv[optind];
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opts.files = file_list_parse(argstr);
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if (IS_ERR(opts.files)) {
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ret = PTR_ERR(opts.files);
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goto out;
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}
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ret = usb_dfu_register(&opts);
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file_list_free(opts.files);
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out:
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free(dfu_alts);
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return ret;
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}
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BAREBOX_CMD_HELP_START(dfu)
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BAREBOX_CMD_HELP_TEXT("Turn's the USB host into DFU mode (Device Firmware Mode) and accepts")
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BAREBOX_CMD_HELP_TEXT("a new firmware. The destination is described by DESC in the format")
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BAREBOX_CMD_HELP_TEXT("")
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BAREBOX_CMD_HELP_TEXT("\tDEVICE(NAME)[src]...")
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BAREBOX_CMD_HELP_TEXT("")
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BAREBOX_CMD_HELP_TEXT("Here '(' and ')' are literal characters. The '[' and ']' however denote")
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BAREBOX_CMD_HELP_TEXT("one of the following optional modes:")
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BAREBOX_CMD_HELP_TEXT("'s': safe mode (download the complete image before flashing); ")
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BAREBOX_CMD_HELP_TEXT("'r': readback of the firmware is allowed; ")
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BAREBOX_CMD_HELP_TEXT("'c': the file will be created (for use with regular files).")
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BAREBOX_CMD_HELP_TEXT("")
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(dfu)
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.cmd = do_dfu,
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BAREBOX_CMD_DESC("device firmware update")
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BAREBOX_CMD_OPTS("DESC")
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BAREBOX_CMD_GROUP(CMD_GRP_MISC)
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BAREBOX_CMD_HELP(cmd_dfu_help)
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BAREBOX_CMD_END
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