return err;
}
- serial = getenv("serial#");
+ serial = env_get("serial#");
if (serial) {
err = fdt_setprop(fdt, 0, "serial-number", serial,
strlen(serial) + 1);
if (nodeoffset < 0)
return nodeoffset;
- str = getenv("bootargs");
+ str = env_get("bootargs");
if (str) {
err = fdt_setprop(fdt, nodeoffset, "bootargs", str,
strlen(str) + 1);
return p - (char *)buf;
}
+int fdt_record_loadable(void *blob, u32 index, const char *name,
+ uintptr_t load_addr, u32 size, uintptr_t entry_point,
+ const char *type, const char *os)
+{
+ int err, node;
+
+ err = fdt_check_header(blob);
+ if (err < 0) {
+ printf("%s: %s\n", __func__, fdt_strerror(err));
+ return err;
+ }
+
+ /* find or create "/fit-images" node */
+ node = fdt_find_or_add_subnode(blob, 0, "fit-images");
+ if (node < 0)
+ return node;
+
+ /* find or create "/fit-images/<name>" node */
+ node = fdt_find_or_add_subnode(blob, node, name);
+ if (node < 0)
+ return node;
+
+ /*
+ * We record these as 32bit entities, possibly truncating addresses.
+ * However, spl_fit.c is not 64bit safe either: i.e. we should not
+ * have an issue here.
+ */
+ fdt_setprop_u32(blob, node, "load-addr", load_addr);
+ if (entry_point != -1)
+ fdt_setprop_u32(blob, node, "entry-point", entry_point);
+ fdt_setprop_u32(blob, node, "size", size);
+ if (type)
+ fdt_setprop_string(blob, node, "type", type);
+ if (os)
+ fdt_setprop_string(blob, node, "os", os);
+
+ return node;
+}
+
#ifdef CONFIG_NR_DRAM_BANKS
#define MEMORY_BANKS_MAX CONFIG_NR_DRAM_BANKS
#else
void fdt_fixup_ethernet(void *fdt)
{
- int i, j, prop;
+ int i = 0, j, prop;
char *tmp, *end;
char mac[16];
const char *path;
unsigned char mac_addr[ARP_HLEN];
int offset;
+#ifdef FDT_SEQ_MACADDR_FROM_ENV
+ int nodeoff;
+ const struct fdt_property *fdt_prop;
+#endif
if (fdt_path_offset(fdt, "/aliases") < 0)
return;
offset = fdt_first_property_offset(fdt,
fdt_path_offset(fdt, "/aliases"));
/* Select property number 'prop' */
- for (i = 0; i < prop; i++)
+ for (j = 0; j < prop; j++)
offset = fdt_next_property_offset(fdt, offset);
if (offset < 0)
path = fdt_getprop_by_offset(fdt, offset, &name, NULL);
if (!strncmp(name, "ethernet", 8)) {
/* Treat plain "ethernet" same as "ethernet0". */
- if (!strcmp(name, "ethernet"))
+ if (!strcmp(name, "ethernet")
+#ifdef FDT_SEQ_MACADDR_FROM_ENV
+ || !strcmp(name, "ethernet0")
+#endif
+ )
i = 0;
+#ifndef FDT_SEQ_MACADDR_FROM_ENV
else
i = trailing_strtol(name);
-
+#endif
if (i != -1) {
if (i == 0)
strcpy(mac, "ethaddr");
} else {
continue;
}
- tmp = getenv(mac);
+#ifdef FDT_SEQ_MACADDR_FROM_ENV
+ nodeoff = fdt_path_offset(fdt, path);
+ fdt_prop = fdt_get_property(fdt, nodeoff, "status",
+ NULL);
+ if (fdt_prop && !strcmp(fdt_prop->data, "disabled"))
+ continue;
+ i++;
+#endif
+ tmp = env_get(mac);
if (!tmp)
continue;
}
return toff;
}
+
+#ifdef CONFIG_OF_LIBFDT_OVERLAY
+/**
+ * fdt_overlay_apply_verbose - Apply an overlay with verbose error reporting
+ *
+ * @fdt: ptr to device tree
+ * @fdto: ptr to device tree overlay
+ *
+ * Convenience function to apply an overlay and display helpful messages
+ * in the case of an error
+ */
+int fdt_overlay_apply_verbose(void *fdt, void *fdto)
+{
+ int err;
+ bool has_symbols;
+
+ err = fdt_path_offset(fdt, "/__symbols__");
+ has_symbols = err >= 0;
+
+ err = fdt_overlay_apply(fdt, fdto);
+ if (err < 0) {
+ printf("failed on fdt_overlay_apply(): %s\n",
+ fdt_strerror(err));
+ if (!has_symbols) {
+ printf("base fdt does did not have a /__symbols__ node\n");
+ printf("make sure you've compiled with -@\n");
+ }
+ }
+ return err;
+}
+#endif