Merge branch 'master' of git://git.denx.de/u-boot

[oweals/u-boot.git] / common / spl / spl_net.c

diff --git a/common/spl/spl_net.c b/common/spl/spl_net.c
index ff53705926ace68ec37d001b942090303d077ca4..30c050c0b3e6c0767bf1d607ab63037f919da7a7 100644 (file)
--- a/common/spl/spl_net.c
+++ b/common/spl/spl_net.c
@@ -1,37 +1,95 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2000-2004
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * (C) Copyright 2012
  * Ilya Yanok <ilya.yanok@gmail.com>
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 #include <common.h>
+#include <env.h>
+#include <errno.h>
 #include <spl.h>
 #include <net.h>
+#include <linux/libfdt.h>
 
-DECLARE_GLOBAL_DATA_PTR;
+#if defined(CONFIG_SPL_ETH_SUPPORT) || defined(CONFIG_SPL_USB_ETHER)
+static ulong spl_net_load_read(struct spl_load_info *load, ulong sector,
+                              ulong count, void *buf)
+{
+       debug("%s: sector %lx, count %lx, buf %lx\n",
+             __func__, sector, count, (ulong)buf);
+       memcpy(buf, (void *)(image_load_addr + sector), count);
+       return count;
+}
 
-void spl_net_load_image(const char *device)
+static int spl_net_load_image(struct spl_image_info *spl_image,
+                             struct spl_boot_device *bootdev)
 {
+       struct image_header *header = (struct image_header *)image_load_addr;
        int rv;
 
        env_init();
        env_relocate();
-       setenv("autoload", "yes");
-       load_addr = CONFIG_SYS_TEXT_BASE - sizeof(struct image_header);
-       rv = eth_initialize(gd->bd);
+       env_set("autoload", "yes");
+       rv = eth_initialize();
        if (rv == 0) {
                printf("No Ethernet devices found\n");
-               hang();
+               return -ENODEV;
        }
-       if (device)
-               setenv("ethact", device);
-       rv = NetLoop(BOOTP);
+       if (bootdev->boot_device_name)
+               env_set("ethact", bootdev->boot_device_name);
+       rv = net_loop(BOOTP);
        if (rv < 0) {
                printf("Problem booting with BOOTP\n");
-               hang();
+               return rv;
+       }
+
+       if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
+           image_get_magic(header) == FDT_MAGIC) {
+               struct spl_load_info load;
+
+               debug("Found FIT\n");
+               load.bl_len = 1;
+               load.read = spl_net_load_read;
+               rv = spl_load_simple_fit(spl_image, &load, 0, header);
+       } else {
+               debug("Legacy image\n");
+
+               rv = spl_parse_image_header(spl_image, header);
+               if (rv)
+                       return rv;
+
+               memcpy((void *)spl_image->load_addr, header, spl_image->size);
        }
-       spl_parse_image_header((struct image_header *)load_addr);
+
+       return rv;
+}
+#endif
+
+#ifdef CONFIG_SPL_ETH_SUPPORT
+int spl_net_load_image_cpgmac(struct spl_image_info *spl_image,
+                             struct spl_boot_device *bootdev)
+{
+#ifdef CONFIG_SPL_ETH_DEVICE
+       bootdev->boot_device_name = CONFIG_SPL_ETH_DEVICE;
+#endif
+
+       return spl_net_load_image(spl_image, bootdev);
+}
+SPL_LOAD_IMAGE_METHOD("eth device", 0, BOOT_DEVICE_CPGMAC,
+                     spl_net_load_image_cpgmac);
+#endif
+
+#ifdef CONFIG_SPL_USB_ETHER
+int spl_net_load_image_usb(struct spl_image_info *spl_image,
+                          struct spl_boot_device *bootdev)
+{
+       bootdev->boot_device_name = "usb_ether";
+#if CONFIG_IS_ENABLED(DM_USB_GADGET)
+       usb_ether_init();
+#endif
+       return spl_net_load_image(spl_image, bootdev);
 }
+SPL_LOAD_IMAGE_METHOD("USB eth", 0, BOOT_DEVICE_USBETH, spl_net_load_image_usb);
+#endif