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-rw-r--r--common/fdt_support.c39
-rw-r--r--include/fdt_support.h20
2 files changed, 59 insertions, 0 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c
index f4f9543d54..6896dcb285 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -410,6 +410,45 @@ static int fdt_pack_reg(const void *fdt, void *buf, u64 *address, u64 *size,
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
diff --git a/include/fdt_support.h b/include/fdt_support.h
index 2bca4d7889..afaf0e787d 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -133,6 +133,26 @@ void fdt_fixup_crypto_node(void *blob, int sec_rev);
static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}
#endif
+#if CONFIG_IS_ENABLED(LOAD_FIT)
+/**
+ * Record information about a processed loadable in /fit-images (creating
+ * /fit-images if necessary).
+ *
+ * @param blob FDT blob to update
+ * @param index index of this loadable
+ * @param name name of the loadable
+ * @param load_addr address the loadable was loaded to
+ * @param size number of bytes loaded
+ * @param entry_point entry point (if specified, otherwise pass -1)
+ * @param type type (if specified, otherwise pass NULL)
+ * @param os os-type (if specified, otherwise pass NULL)
+ * @return 0 if ok, or -1 or -FDT_ERR_... on error
+ */
+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);
+#endif
+
#ifdef CONFIG_PCI
#include <pci.h>
int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose);