upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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149 lines
3.0 KiB
149 lines
3.0 KiB
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2008 - 2009 Windriver, <www.windriver.com>
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* Author: Tom Rix <Tom.Rix@windriver.com>
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*
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* (C) Copyright 2014 Linaro, Ltd.
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* Rob Herring <robh@kernel.org>
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*/
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#include <common.h>
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#include <command.h>
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#include <console.h>
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#include <g_dnl.h>
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#include <fastboot.h>
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#include <net.h>
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#include <usb.h>
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static int do_fastboot_udp(int argc, char *const argv[],
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uintptr_t buf_addr, size_t buf_size)
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{
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#if CONFIG_IS_ENABLED(UDP_FUNCTION_FASTBOOT)
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int err = net_loop(FASTBOOT);
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if (err < 0) {
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printf("fastboot udp error: %d\n", err);
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return CMD_RET_FAILURE;
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}
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return CMD_RET_SUCCESS;
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#else
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pr_err("Fastboot UDP not enabled\n");
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return CMD_RET_FAILURE;
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#endif
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}
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static int do_fastboot_usb(int argc, char *const argv[],
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uintptr_t buf_addr, size_t buf_size)
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{
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#if CONFIG_IS_ENABLED(USB_FUNCTION_FASTBOOT)
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int controller_index;
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char *usb_controller;
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int ret;
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if (argc < 2)
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return CMD_RET_USAGE;
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usb_controller = argv[1];
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controller_index = simple_strtoul(usb_controller, NULL, 0);
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ret = board_usb_init(controller_index, USB_INIT_DEVICE);
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if (ret) {
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pr_err("USB init failed: %d\n", ret);
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return CMD_RET_FAILURE;
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}
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g_dnl_clear_detach();
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ret = g_dnl_register("usb_dnl_fastboot");
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if (ret)
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return ret;
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if (!g_dnl_board_usb_cable_connected()) {
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puts("\rUSB cable not detected.\n" \
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"Command exit.\n");
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ret = CMD_RET_FAILURE;
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goto exit;
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}
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while (1) {
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if (g_dnl_detach())
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break;
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if (ctrlc())
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break;
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usb_gadget_handle_interrupts(controller_index);
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}
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ret = CMD_RET_SUCCESS;
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exit:
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g_dnl_unregister();
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g_dnl_clear_detach();
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board_usb_cleanup(controller_index, USB_INIT_DEVICE);
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return ret;
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#else
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pr_err("Fastboot USB not enabled\n");
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return CMD_RET_FAILURE;
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#endif
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}
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static int do_fastboot(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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{
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uintptr_t buf_addr = (uintptr_t)NULL;
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size_t buf_size = 0;
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if (argc < 2)
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return CMD_RET_USAGE;
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while (argc > 1 && **(argv + 1) == '-') {
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char *arg = *++argv;
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--argc;
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while (*++arg) {
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switch (*arg) {
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case 'l':
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if (--argc <= 0)
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return CMD_RET_USAGE;
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buf_addr = simple_strtoul(*++argv, NULL, 16);
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goto NXTARG;
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case 's':
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if (--argc <= 0)
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return CMD_RET_USAGE;
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buf_size = simple_strtoul(*++argv, NULL, 16);
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goto NXTARG;
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default:
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return CMD_RET_USAGE;
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}
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}
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NXTARG:
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;
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}
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fastboot_init((void *)buf_addr, buf_size);
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if (!strcmp(argv[1], "udp"))
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return do_fastboot_udp(argc, argv, buf_addr, buf_size);
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if (!strcmp(argv[1], "usb")) {
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argv++;
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argc--;
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}
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return do_fastboot_usb(argc, argv, buf_addr, buf_size);
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}
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#ifdef CONFIG_SYS_LONGHELP
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static char fastboot_help_text[] =
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"[-l addr] [-s size] usb <controller> | udp\n"
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"\taddr - address of buffer used during data transfers ("
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__stringify(CONFIG_FASTBOOT_BUF_ADDR) ")\n"
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"\tsize - size of buffer used during data transfers ("
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__stringify(CONFIG_FASTBOOT_BUF_SIZE) ")"
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;
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#endif
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U_BOOT_CMD(
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fastboot, CONFIG_SYS_MAXARGS, 1, do_fastboot,
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"run as a fastboot usb or udp device", fastboot_help_text
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);
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