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8
9#include <common.h>
10#include <command.h>
11#include <g_dnl.h>
12#include <sdp.h>
13#include <usb.h>
14
15static int do_sdp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
16{
17 int ret;
18
19 if (argc < 2)
20 return CMD_RET_USAGE;
21
22 char *usb_controller = argv[1];
23 int controller_index = simple_strtoul(usb_controller, NULL, 0);
24 usb_gadget_initialize(controller_index);
25
26 g_dnl_clear_detach();
27 ret = g_dnl_register("usb_dnl_sdp");
28 if (ret) {
29 pr_err("SDP dnl register failed: %d\n", ret);
30 goto exit_register;
31 }
32
33 ret = sdp_init(controller_index);
34 if (ret) {
35 pr_err("SDP init failed: %d\n", ret);
36 goto exit;
37 }
38
39
40 sdp_handle(controller_index);
41 pr_err("SDP ended\n");
42
43exit:
44 g_dnl_unregister();
45exit_register:
46 usb_gadget_release(controller_index);
47
48 return CMD_RET_FAILURE;
49}
50
51U_BOOT_CMD(sdp, 2, 1, do_sdp,
52 "Serial Downloader Protocol",
53 "<USB_controller>\n"
54 " - serial downloader protocol via <USB_controller>\n"
55);
56