}
#endif
-int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
+int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end, int force)
{
int nodeoffset;
- int err;
- u32 tmp; /* used to set 32 bit integer properties */
- char *str; /* used to set string properties */
+ int err, j, total;
+ u32 tmp;
const char *path;
+ uint64_t addr, size;
- err = fdt_check_header(fdt);
- if (err < 0) {
- printf("fdt_chosen: %s\n", fdt_strerror(err));
- return err;
+ /* Find the "chosen" node. */
+ nodeoffset = fdt_path_offset (fdt, "/chosen");
+
+ /* If there is no "chosen" node in the blob return */
+ if (nodeoffset < 0) {
+ printf("fdt_initrd: %s\n", fdt_strerror(nodeoffset));
+ return nodeoffset;
}
- if (initrd_start && initrd_end) {
- uint64_t addr, size;
- int total = fdt_num_mem_rsv(fdt);
- int j;
+ /* just return if initrd_start/end aren't valid */
+ if ((initrd_start == 0) || (initrd_end == 0))
+ return 0;
- /*
- * Look for an existing entry and update it. If we don't find
- * the entry, we will j be the next available slot.
- */
- for (j = 0; j < total; j++) {
- err = fdt_get_mem_rsv(fdt, j, &addr, &size);
- if (addr == initrd_start) {
- fdt_del_mem_rsv(fdt, j);
- break;
- }
+ total = fdt_num_mem_rsv(fdt);
+
+ /*
+ * Look for an existing entry and update it. If we don't find
+ * the entry, we will j be the next available slot.
+ */
+ for (j = 0; j < total; j++) {
+ err = fdt_get_mem_rsv(fdt, j, &addr, &size);
+ if (addr == initrd_start) {
+ fdt_del_mem_rsv(fdt, j);
+ break;
}
+ }
- err = fdt_add_mem_rsv(fdt, initrd_start, initrd_end - initrd_start + 1);
+ err = fdt_add_mem_rsv(fdt, initrd_start, initrd_end - initrd_start + 1);
+ if (err < 0) {
+ printf("fdt_initrd: %s\n", fdt_strerror(err));
+ return err;
+ }
+
+ path = fdt_getprop(fdt, nodeoffset, "linux,initrd-start", NULL);
+ if ((path == NULL) || force) {
+ tmp = __cpu_to_be32(initrd_start);
+ err = fdt_setprop(fdt, nodeoffset,
+ "linux,initrd-start", &tmp, sizeof(tmp));
if (err < 0) {
- printf("fdt_chosen: %s\n", fdt_strerror(err));
+ printf("WARNING: "
+ "could not set linux,initrd-start %s.\n",
+ fdt_strerror(err));
+ return err;
+ }
+ tmp = __cpu_to_be32(initrd_end);
+ err = fdt_setprop(fdt, nodeoffset,
+ "linux,initrd-end", &tmp, sizeof(tmp));
+ if (err < 0) {
+ printf("WARNING: could not set linux,initrd-end %s.\n",
+ fdt_strerror(err));
+
return err;
}
}
+ return 0;
+}
+
+int fdt_chosen(void *fdt, int force)
+{
+ int nodeoffset;
+ int err;
+ char *str; /* used to set string properties */
+ const char *path;
+
+ err = fdt_check_header(fdt);
+ if (err < 0) {
+ printf("fdt_chosen: %s\n", fdt_strerror(err));
+ return err;
+ }
+
/*
* Find the "chosen" node.
*/
fdt_strerror(err));
}
}
- if (initrd_start && initrd_end) {
- path = fdt_getprop(fdt, nodeoffset, "linux,initrd-start", NULL);
- if ((path == NULL) || force) {
- tmp = __cpu_to_be32(initrd_start);
- err = fdt_setprop(fdt, nodeoffset,
- "linux,initrd-start", &tmp, sizeof(tmp));
- if (err < 0)
- printf("WARNING: "
- "could not set linux,initrd-start %s.\n",
- fdt_strerror(err));
- tmp = __cpu_to_be32(initrd_end);
- err = fdt_setprop(fdt, nodeoffset,
- "linux,initrd-end", &tmp, sizeof(tmp));
- if (err < 0)
- printf("WARNING: could not set linux,initrd-end %s.\n",
- fdt_strerror(err));
- }
- }
#ifdef CONFIG_OF_STDOUT_VIA_ALIAS
path = fdt_getprop(fdt, nodeoffset, "linux,stdout-path", NULL);
return 0;
}
-#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
- defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
-
-void fdt_fixup_ethernet(void *fdt, bd_t *bd)
+void fdt_fixup_ethernet(void *fdt)
{
- int node;
+ int node, i, j;
+ char enet[16], *tmp, *end;
+ char mac[16] = "ethaddr";
const char *path;
+ unsigned char mac_addr[6];
node = fdt_path_offset(fdt, "/aliases");
- if (node >= 0) {
-#if defined(CONFIG_HAS_ETH0)
- path = fdt_getprop(fdt, node, "ethernet0", NULL);
- if (path) {
- do_fixup_by_path(fdt, path, "mac-address",
- bd->bi_enetaddr, 6, 0);
- do_fixup_by_path(fdt, path, "local-mac-address",
- bd->bi_enetaddr, 6, 1);
- }
-#endif
-#if defined(CONFIG_HAS_ETH1)
- path = fdt_getprop(fdt, node, "ethernet1", NULL);
- if (path) {
- do_fixup_by_path(fdt, path, "mac-address",
- bd->bi_enet1addr, 6, 0);
- do_fixup_by_path(fdt, path, "local-mac-address",
- bd->bi_enet1addr, 6, 1);
- }
-#endif
-#if defined(CONFIG_HAS_ETH2)
- path = fdt_getprop(fdt, node, "ethernet2", NULL);
- if (path) {
- do_fixup_by_path(fdt, path, "mac-address",
- bd->bi_enet2addr, 6, 0);
- do_fixup_by_path(fdt, path, "local-mac-address",
- bd->bi_enet2addr, 6, 1);
+ if (node < 0)
+ return;
+
+ i = 0;
+ while ((tmp = getenv(mac)) != NULL) {
+ sprintf(enet, "ethernet%d", i);
+ path = fdt_getprop(fdt, node, enet, NULL);
+ if (!path) {
+ debug("No alias for %s\n", enet);
+ sprintf(mac, "eth%daddr", ++i);
+ continue;
}
-#endif
-#if defined(CONFIG_HAS_ETH3)
- path = fdt_getprop(fdt, node, "ethernet3", NULL);
- if (path) {
- do_fixup_by_path(fdt, path, "mac-address",
- bd->bi_enet3addr, 6, 0);
- do_fixup_by_path(fdt, path, "local-mac-address",
- bd->bi_enet3addr, 6, 1);
+
+ for (j = 0; j < 6; j++) {
+ mac_addr[j] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
+ if (tmp)
+ tmp = (*end) ? end+1 : end;
}
-#endif
+
+ do_fixup_by_path(fdt, path, "mac-address", &mac_addr, 6, 0);
+ do_fixup_by_path(fdt, path, "local-mac-address",
+ &mac_addr, 6, 1);
+
+ sprintf(mac, "eth%daddr", ++i);
}
}
-#endif
#ifdef CONFIG_HAS_FSL_DR_USB
void fdt_fixup_dr_usb(void *blob, bd_t *bd)
{
char *mode;
+ char *type;
const char *compat = "fsl-usb2-dr";
- const char *prop = "dr_mode";
+ const char *prop_mode = "dr_mode";
+ const char *prop_type = "phy_type";
int node_offset;
int err;
mode = getenv("usb_dr_mode");
- if (!mode)
+ type = getenv("usb_phy_type");
+ if (!mode && !type)
return;
node_offset = fdt_node_offset_by_compatible(blob, 0, compat);
- if (node_offset < 0)
+ if (node_offset < 0) {
printf("WARNING: could not find compatible node %s: %s.\n",
compat, fdt_strerror(node_offset));
+ return;
+ }
- err = fdt_setprop(blob, node_offset, prop, mode, strlen(mode) + 1);
- if (err < 0)
- printf("WARNING: could not set %s for %s: %s.\n",
- prop, compat, fdt_strerror(err));
+ if (mode) {
+ err = fdt_setprop(blob, node_offset, prop_mode, mode,
+ strlen(mode) + 1);
+ if (err < 0)
+ printf("WARNING: could not set %s for %s: %s.\n",
+ prop_mode, compat, fdt_strerror(err));
+ }
+
+ if (type) {
+ err = fdt_setprop(blob, node_offset, prop_type, type,
+ strlen(type) + 1);
+ if (err < 0)
+ printf("WARNING: could not set %s for %s: %s.\n",
+ prop_type, compat, fdt_strerror(err));
+ }
}
#endif /* CONFIG_HAS_FSL_DR_USB */
fdt_strerror(err));
}
#endif /* defined(CONFIG_MPC83XX) || defined(CONFIG_MPC85xx) */
+
+/* Resize the fdt to its actual size + a bit of padding */
+int fdt_resize(void *blob)
+{
+ int i;
+ uint64_t addr, size;
+ int total, ret;
+ uint actualsize;
+
+ if (!blob)
+ return 0;
+
+ total = fdt_num_mem_rsv(blob);
+ for (i = 0; i < total; i++) {
+ fdt_get_mem_rsv(blob, i, &addr, &size);
+ if (addr == (uint64_t)(u32)blob) {
+ fdt_del_mem_rsv(blob, i);
+ break;
+ }
+ }
+
+ /* Calculate the actual size of the fdt */
+ actualsize = fdt_off_dt_strings(blob) +
+ fdt_size_dt_strings(blob);
+
+ /* Make it so the fdt ends on a page boundary */
+ actualsize = ALIGN(actualsize, 0x1000);
+ actualsize = actualsize - ((uint)blob & 0xfff);
+
+ /* Change the fdt header to reflect the correct size */
+ fdt_set_totalsize(blob, actualsize);
+
+ /* Add the new reservation */
+ ret = fdt_add_mem_rsv(blob, (uint)blob, actualsize);
+ if (ret < 0)
+ return ret;
+
+ return actualsize;
+}