GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/cmd/dfu.c

@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * cmd_dfu.c -- dfu command
+ *
+ * Copyright (C) 2015
+ * Lukasz Majewski <l.majewski@majess.pl>
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
+ *	    Lukasz Majewski <l.majewski@samsung.com>
+ */
+
+#include <common.h>
+#include <watchdog.h>
+#include <dfu.h>
+#include <console.h>
+#include <g_dnl.h>
+#include <usb.h>
+#include <net.h>
+
+static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+
+	if (argc < 2)
+		return CMD_RET_USAGE;
+
+#ifdef CONFIG_DFU_OVER_USB
+	char *usb_controller = argv[1];
+#endif
+#if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP)
+	char *interface = NULL;
+	char *devstring = NULL;
+
+	if (argc >= 4) {
+		interface = argv[2];
+		devstring = argv[3];
+	}
+#endif
+
+	int ret = 0;
+#ifdef CONFIG_DFU_OVER_TFTP
+	unsigned long addr = 0;
+	if (!strcmp(argv[1], "tftp")) {
+		if (argc == 5 || argc == 3)
+			addr = simple_strtoul(argv[argc - 1], NULL, 0);
+
+		return update_tftp(addr, interface, devstring);
+	}
+#endif
+#ifdef CONFIG_DFU_OVER_USB
+	ret = dfu_init_env_entities(interface, devstring);
+	if (ret)
+		goto done;
+
+	ret = CMD_RET_SUCCESS;
+	if (strcmp(argv[argc - 1], "list") == 0) {
+		dfu_show_entities();
+		goto done;
+	}
+
+	int controller_index = simple_strtoul(usb_controller, NULL, 0);
+
+	run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
+
+done:
+	dfu_free_entities();
+#endif
+	return ret;
+}
+
+U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
+	"Device Firmware Upgrade",
+	""
+#ifdef CONFIG_DFU_OVER_USB
+	"<USB_controller> [<interface> <dev>] [list]\n"
+	"  - device firmware upgrade via <USB_controller>\n"
+	"    on device <dev>, attached to interface\n"
+	"    <interface>\n"
+	"    [list] - list available alt settings\n"
+#endif
+#ifdef CONFIG_DFU_OVER_TFTP
+#ifdef CONFIG_DFU_OVER_USB
+	"dfu "
+#endif
+	"tftp [<interface> <dev>] [<addr>]\n"
+	"  - device firmware upgrade via TFTP\n"
+	"    on device <dev>, attached to interface\n"
+	"    <interface>\n"
+	"    [<addr>] - address where FIT image has been stored\n"
+#endif
+);