common/spl/spl_net.c

   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