xref: /openbmc/u-boot/common/spl/spl_net.c (revision 2399e401)
1 /*
2  * (C) Copyright 2000-2004
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * (C) Copyright 2012
6  * Ilya Yanok <ilya.yanok@gmail.com>
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 #include <common.h>
11 #include <errno.h>
12 #include <spl.h>
13 #include <net.h>
14 
15 DECLARE_GLOBAL_DATA_PTR;
16 
17 #if defined(CONFIG_SPL_ETH_SUPPORT) || defined(CONFIG_SPL_USBETH_SUPPORT)
18 static int spl_net_load_image(struct spl_image_info *spl_image,
19 			      struct spl_boot_device *bootdev)
20 {
21 	int rv;
22 
23 	env_init();
24 	env_relocate();
25 	setenv("autoload", "yes");
26 	load_addr = CONFIG_SYS_TEXT_BASE - sizeof(struct image_header);
27 	rv = eth_initialize();
28 	if (rv == 0) {
29 		printf("No Ethernet devices found\n");
30 		return -ENODEV;
31 	}
32 	if (bootdev->boot_device_name)
33 		setenv("ethact", bootdev->boot_device_name);
34 	rv = net_loop(BOOTP);
35 	if (rv < 0) {
36 		printf("Problem booting with BOOTP\n");
37 		return rv;
38 	}
39 	return spl_parse_image_header(spl_image,
40 				      (struct image_header *)load_addr);
41 }
42 #endif
43 
44 #ifdef CONFIG_SPL_ETH_SUPPORT
45 int spl_net_load_image_cpgmac(struct spl_image_info *spl_image,
46 			      struct spl_boot_device *bootdev)
47 {
48 #ifdef CONFIG_SPL_ETH_DEVICE
49 	bootdev->boot_device_name = CONFIG_SPL_ETH_DEVICE;
50 #endif
51 
52 	return spl_net_load_image(spl_image, bootdev);
53 }
54 SPL_LOAD_IMAGE_METHOD("eth device", 0, BOOT_DEVICE_CPGMAC,
55 		      spl_net_load_image_cpgmac);
56 #endif
57 
58 #ifdef CONFIG_SPL_USBETH_SUPPORT
59 int spl_net_load_image_usb(struct spl_image_info *spl_image,
60 			   struct spl_boot_device *bootdev)
61 {
62 	bootdev->boot_device_name = "usb_ether";
63 
64 	return spl_net_load_image(spl_image, bootdev);
65 }
66 SPL_LOAD_IMAGE_METHOD("USB eth", 0, BOOT_DEVICE_USBETH, spl_net_load_image_usb);
67 #endif
68