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-rw-r--r--include/fdt_support.h27
-rw-r--r--include/fdtdec.h53
-rw-r--r--include/image.h6
3 files changed, 80 insertions, 6 deletions
diff --git a/include/fdt_support.h b/include/fdt_support.h
index 55cef94..0fbc9bd 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -64,7 +64,20 @@ static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}
int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose);
#endif
-void ft_board_setup(void *blob, bd_t *bd);
+int fdt_find_or_add_subnode(void *fdt, int parentoffset, const char *name);
+
+/**
+ * Add board-specific data to the FDT before booting the OS.
+ *
+ * Use CONFIG_SYS_FDT_PAD to ensure there is sufficient space.
+ * This function is called if CONFIG_OF_BOARD_SETUP is defined
+ *
+ * @param blob FDT blob to update
+ * @param bd_t Pointer to board data
+ * @return 0 if ok, or -FDT_ERR_... on error
+ */
+int ft_board_setup(void *blob, bd_t *bd);
+
/*
* The keystone2 SOC requires all 32 bit aliased addresses to be converted
* to their 36 physical format. This has to happen after all fdt nodes
@@ -75,6 +88,18 @@ void ft_board_setup_ex(void *blob, bd_t *bd);
void ft_cpu_setup(void *blob, bd_t *bd);
void ft_pci_setup(void *blob, bd_t *bd);
+/**
+ * Add system-specific data to the FDT before booting the OS.
+ *
+ * Use CONFIG_SYS_FDT_PAD to ensure there is sufficient space.
+ * This function is called if CONFIG_OF_SYSTEM_SETUP is defined
+ *
+ * @param blob FDT blob to update
+ * @param bd_t Pointer to board data
+ * @return 0 if ok, or -FDT_ERR_... on error
+ */
+int ft_system_setup(void *blob, bd_t *bd);
+
void set_working_fdt_addr(void *addr);
int fdt_shrink_to_minimum(void *blob);
int fdt_increase_size(void *fdt, int add_len);
diff --git a/include/fdtdec.h b/include/fdtdec.h
index abfd678..3da9fab 100644
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -613,17 +613,33 @@ const u8 *fdtdec_locate_byte_array(const void *blob, int node,
* @param blob FDT blob
* @param node node to examine
* @param prop_name name of property to find
- * @param ptrp returns pointer to region, or NULL if no address
- * @param size returns size of region
- * @return 0 if ok, -1 on error (propery not found)
+ * @param basep Returns base address of region
+ * @param size Returns size of region
+ * @return 0 if ok, -1 on error (property not found)
*/
-int fdtdec_decode_region(const void *blob, int node,
- const char *prop_name, void **ptrp, size_t *size);
+int fdtdec_decode_region(const void *blob, int node, const char *prop_name,
+ fdt_addr_t *basep, fdt_size_t *sizep);
+
+enum fmap_compress_t {
+ FMAP_COMPRESS_NONE,
+ FMAP_COMPRESS_LZO,
+};
+
+enum fmap_hash_t {
+ FMAP_HASH_NONE,
+ FMAP_HASH_SHA1,
+ FMAP_HASH_SHA256,
+};
/* A flash map entry, containing an offset and length */
struct fmap_entry {
uint32_t offset;
uint32_t length;
+ uint32_t used; /* Number of bytes used in region */
+ enum fmap_compress_t compress_algo; /* Compression type */
+ enum fmap_hash_t hash_algo; /* Hash algorithm */
+ const uint8_t *hash; /* Hash value */
+ int hash_size; /* Hash size */
};
/**
@@ -679,4 +695,31 @@ int fdt_get_named_resource(const void *fdt, int node, const char *property,
*/
int fdtdec_pci_get_bdf(const void *fdt, int node, int *bdf);
+/**
+ * Decode a named region within a memory bank of a given type.
+ *
+ * This function handles selection of a memory region. The region is
+ * specified as an offset/size within a particular type of memory.
+ *
+ * The properties used are:
+ *
+ * <mem_type>-memory<suffix> for the name of the memory bank
+ * <mem_type>-offset<suffix> for the offset in that bank
+ *
+ * The property value must have an offset and a size. The function checks
+ * that the region is entirely within the memory bank.5
+ *
+ * @param blob FDT blob
+ * @param node Node containing the properties (-1 for /config)
+ * @param mem_type Type of memory to use, which is a name, such as
+ * "u-boot" or "kernel".
+ * @param suffix String to append to the memory/offset
+ * property names
+ * @param basep Returns base of region
+ * @param sizep Returns size of region
+ * @return 0 if OK, -ive on error
+ */
+int fdtdec_decode_memory_region(const void *blob, int node,
+ const char *mem_type, const char *suffix,
+ fdt_addr_t *basep, fdt_size_t *sizep);
#endif
diff --git a/include/image.h b/include/image.h
index 07e9aed..af30d60 100644
--- a/include/image.h
+++ b/include/image.h
@@ -119,6 +119,12 @@ struct lmb;
# define IMAGE_OF_BOARD_SETUP 0
#endif
+#ifdef CONFIG_OF_SYSTEM_SETUP
+# define IMAGE_OF_SYSTEM_SETUP 1
+#else
+# define IMAGE_OF_SYSTEM_SETUP 0
+#endif
+
/*
* Operating System Codes
*/