[U-Boot] [PATCH v2 07/45] image: Split FIT code into new image-fit.c

Simon Glass sjg at chromium.org
Tue Mar 19 00:51:27 CET 2013


The FIT code is about half the size of the >3000-line image.c. Split this
code into its own file.

Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Marek Vasut <marex at denx.de>
---
Changes in v2:
- Fix checkpatch checks about parenthesis alignment

 common/Makefile    |    1 +
 common/image-fit.c | 1636 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 common/image.c     | 1602 --------------------------------------------------
 tools/Makefile     |    2 +
 4 files changed, 1639 insertions(+), 1602 deletions(-)
 create mode 100644 common/image-fit.c

diff --git a/common/Makefile b/common/Makefile
index 08af1a8..36b4ffc 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -227,6 +227,7 @@ COBJS-$(CONFIG_BOUNCE_BUFFER) += bouncebuf.o
 COBJS-y += console.o
 COBJS-y += dlmalloc.o
 COBJS-y += image.o
+COBJS-$(CONFIG_FIT) += image-fit.o
 COBJS-y += memsize.o
 COBJS-y += stdio.o
 
diff --git a/common/image-fit.c b/common/image-fit.c
new file mode 100644
index 0000000..3ba1ad3
--- /dev/null
+++ b/common/image-fit.c
@@ -0,0 +1,1636 @@
+/*
+ * Copyright (c) 2013, Google Inc.
+ *
+ * (C) Copyright 2008 Semihalf
+ *
+ * (C) Copyright 2000-2006
+ * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifdef USE_HOSTCC
+#include "mkimage.h"
+#include <image.h>
+#include <time.h>
+#else
+#include <common.h>
+#endif /* !USE_HOSTCC*/
+
+#include <bootstage.h>
+#include <sha1.h>
+#include <u-boot/crc.h>
+#include <u-boot/md5.h>
+
+/*****************************************************************************/
+/* New uImage format routines */
+/*****************************************************************************/
+#ifndef USE_HOSTCC
+static int fit_parse_spec(const char *spec, char sepc, ulong addr_curr,
+		ulong *addr, const char **name)
+{
+	const char *sep;
+
+	*addr = addr_curr;
+	*name = NULL;
+
+	sep = strchr(spec, sepc);
+	if (sep) {
+		if (sep - spec > 0)
+			*addr = simple_strtoul(spec, NULL, 16);
+
+		*name = sep + 1;
+		return 1;
+	}
+
+	return 0;
+}
+
+/**
+ * fit_parse_conf - parse FIT configuration spec
+ * @spec: input string, containing configuration spec
+ * @add_curr: current image address (to be used as a possible default)
+ * @addr: pointer to a ulong variable, will hold FIT image address of a given
+ * configuration
+ * @conf_name double pointer to a char, will hold pointer to a configuration
+ * unit name
+ *
+ * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
+ * where <addr> is a FIT image address that contains configuration
+ * with a <conf> unit name.
+ *
+ * Address part is optional, and if omitted default add_curr will
+ * be used instead.
+ *
+ * returns:
+ *     1 if spec is a valid configuration string,
+ *     addr and conf_name are set accordingly
+ *     0 otherwise
+ */
+int fit_parse_conf(const char *spec, ulong addr_curr,
+		ulong *addr, const char **conf_name)
+{
+	return fit_parse_spec(spec, '#', addr_curr, addr, conf_name);
+}
+
+/**
+ * fit_parse_subimage - parse FIT subimage spec
+ * @spec: input string, containing subimage spec
+ * @add_curr: current image address (to be used as a possible default)
+ * @addr: pointer to a ulong variable, will hold FIT image address of a given
+ * subimage
+ * @image_name: double pointer to a char, will hold pointer to a subimage name
+ *
+ * fit_parse_subimage() expects subimage spec in the for of
+ * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
+ * subimage with a <subimg> unit name.
+ *
+ * Address part is optional, and if omitted default add_curr will
+ * be used instead.
+ *
+ * returns:
+ *     1 if spec is a valid subimage string,
+ *     addr and image_name are set accordingly
+ *     0 otherwise
+ */
+int fit_parse_subimage(const char *spec, ulong addr_curr,
+		ulong *addr, const char **image_name)
+{
+	return fit_parse_spec(spec, ':', addr_curr, addr, image_name);
+}
+#endif /* !USE_HOSTCC */
+
+static void fit_get_debug(const void *fit, int noffset,
+		char *prop_name, int err)
+{
+	debug("Can't get '%s' property from FIT 0x%08lx, node: offset %d, name %s (%s)\n",
+	      prop_name, (ulong)fit, noffset, fit_get_name(fit, noffset, NULL),
+	      fdt_strerror(err));
+}
+
+/**
+ * fit_print_contents - prints out the contents of the FIT format image
+ * @fit: pointer to the FIT format image header
+ * @p: pointer to prefix string
+ *
+ * fit_print_contents() formats a multi line FIT image contents description.
+ * The routine prints out FIT image properties (root node level) follwed by
+ * the details of each component image.
+ *
+ * returns:
+ *     no returned results
+ */
+void fit_print_contents(const void *fit)
+{
+	char *desc;
+	char *uname;
+	int images_noffset;
+	int confs_noffset;
+	int noffset;
+	int ndepth;
+	int count = 0;
+	int ret;
+	const char *p;
+	time_t timestamp;
+
+#ifdef USE_HOSTCC
+	p = "";
+#else
+	p = "   ";
+#endif
+
+	/* Root node properties */
+	ret = fit_get_desc(fit, 0, &desc);
+	printf("%sFIT description: ", p);
+	if (ret)
+		printf("unavailable\n");
+	else
+		printf("%s\n", desc);
+
+	if (IMAGE_ENABLE_TIMESTAMP) {
+		ret = fit_get_timestamp(fit, 0, &timestamp);
+		printf("%sCreated:         ", p);
+		if (ret)
+			printf("unavailable\n");
+		else
+			genimg_print_time(timestamp);
+	}
+
+	/* Find images parent node offset */
+	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
+	if (images_noffset < 0) {
+		printf("Can't find images parent node '%s' (%s)\n",
+		       FIT_IMAGES_PATH, fdt_strerror(images_noffset));
+		return;
+	}
+
+	/* Process its subnodes, print out component images details */
+	for (ndepth = 0, count = 0,
+		noffset = fdt_next_node(fit, images_noffset, &ndepth);
+	     (noffset >= 0) && (ndepth > 0);
+	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/*
+			 * Direct child node of the images parent node,
+			 * i.e. component image node.
+			 */
+			printf("%s Image %u (%s)\n", p, count++,
+			       fit_get_name(fit, noffset, NULL));
+
+			fit_image_print(fit, noffset, p);
+		}
+	}
+
+	/* Find configurations parent node offset */
+	confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
+	if (confs_noffset < 0) {
+		debug("Can't get configurations parent node '%s' (%s)\n",
+		      FIT_CONFS_PATH, fdt_strerror(confs_noffset));
+		return;
+	}
+
+	/* get default configuration unit name from default property */
+	uname = (char *)fdt_getprop(fit, noffset, FIT_DEFAULT_PROP, NULL);
+	if (uname)
+		printf("%s Default Configuration: '%s'\n", p, uname);
+
+	/* Process its subnodes, print out configurations details */
+	for (ndepth = 0, count = 0,
+		noffset = fdt_next_node(fit, confs_noffset, &ndepth);
+	     (noffset >= 0) && (ndepth > 0);
+	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/*
+			 * Direct child node of the configurations parent node,
+			 * i.e. configuration node.
+			 */
+			printf("%s Configuration %u (%s)\n", p, count++,
+			       fit_get_name(fit, noffset, NULL));
+
+			fit_conf_print(fit, noffset, p);
+		}
+	}
+}
+
+/**
+ * fit_image_print - prints out the FIT component image details
+ * @fit: pointer to the FIT format image header
+ * @image_noffset: offset of the component image node
+ * @p: pointer to prefix string
+ *
+ * fit_image_print() lists all mandatory properies for the processed component
+ * image. If present, hash nodes are printed out as well. Load
+ * address for images of type firmware is also printed out. Since the load
+ * address is not mandatory for firmware images, it will be output as
+ * "unavailable" when not present.
+ *
+ * returns:
+ *     no returned results
+ */
+void fit_image_print(const void *fit, int image_noffset, const char *p)
+{
+	char *desc;
+	uint8_t type, arch, os, comp;
+	size_t size;
+	ulong load, entry;
+	const void *data;
+	int noffset;
+	int ndepth;
+	int ret;
+
+	/* Mandatory properties */
+	ret = fit_get_desc(fit, image_noffset, &desc);
+	printf("%s  Description:  ", p);
+	if (ret)
+		printf("unavailable\n");
+	else
+		printf("%s\n", desc);
+
+	fit_image_get_type(fit, image_noffset, &type);
+	printf("%s  Type:         %s\n", p, genimg_get_type_name(type));
+
+	fit_image_get_comp(fit, image_noffset, &comp);
+	printf("%s  Compression:  %s\n", p, genimg_get_comp_name(comp));
+
+	ret = fit_image_get_data(fit, image_noffset, &data, &size);
+
+#ifndef USE_HOSTCC
+	printf("%s  Data Start:   ", p);
+	if (ret)
+		printf("unavailable\n");
+	else
+		printf("0x%08lx\n", (ulong)data);
+#endif
+
+	printf("%s  Data Size:    ", p);
+	if (ret)
+		printf("unavailable\n");
+	else
+		genimg_print_size(size);
+
+	/* Remaining, type dependent properties */
+	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
+	    (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
+	    (type == IH_TYPE_FLATDT)) {
+		fit_image_get_arch(fit, image_noffset, &arch);
+		printf("%s  Architecture: %s\n", p, genimg_get_arch_name(arch));
+	}
+
+	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_RAMDISK)) {
+		fit_image_get_os(fit, image_noffset, &os);
+		printf("%s  OS:           %s\n", p, genimg_get_os_name(os));
+	}
+
+	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
+	    (type == IH_TYPE_FIRMWARE) || (type == IH_TYPE_RAMDISK)) {
+		ret = fit_image_get_load(fit, image_noffset, &load);
+		printf("%s  Load Address: ", p);
+		if (ret)
+			printf("unavailable\n");
+		else
+			printf("0x%08lx\n", load);
+	}
+
+	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
+	    (type == IH_TYPE_RAMDISK)) {
+		fit_image_get_entry(fit, image_noffset, &entry);
+		printf("%s  Entry Point:  ", p);
+		if (ret)
+			printf("unavailable\n");
+		else
+			printf("0x%08lx\n", entry);
+	}
+
+	/* Process all hash subnodes of the component image node */
+	for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
+	     (noffset >= 0) && (ndepth > 0);
+	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/* Direct child node of the component image node */
+			fit_image_print_hash(fit, noffset, p);
+		}
+	}
+}
+
+/**
+ * fit_image_print_hash - prints out the hash node details
+ * @fit: pointer to the FIT format image header
+ * @noffset: offset of the hash node
+ * @p: pointer to prefix string
+ *
+ * fit_image_print_hash() lists properies for the processed hash node
+ *
+ * returns:
+ *     no returned results
+ */
+void fit_image_print_hash(const void *fit, int noffset, const char *p)
+{
+	char *algo;
+	uint8_t *value;
+	int value_len;
+	int i, ret;
+
+	/*
+	 * Check subnode name, must be equal to "hash".
+	 * Multiple hash nodes require unique unit node
+	 * names, e.g. hash at 1, hash at 2, etc.
+	 */
+	if (strncmp(fit_get_name(fit, noffset, NULL),
+		    FIT_HASH_NODENAME, strlen(FIT_HASH_NODENAME)) != 0)
+		return;
+
+	debug("%s  Hash node:    '%s'\n", p,
+	      fit_get_name(fit, noffset, NULL));
+
+	printf("%s  Hash algo:    ", p);
+	if (fit_image_hash_get_algo(fit, noffset, &algo)) {
+		printf("invalid/unsupported\n");
+		return;
+	}
+	printf("%s\n", algo);
+
+	ret = fit_image_hash_get_value(fit, noffset, &value,
+					&value_len);
+	printf("%s  Hash value:   ", p);
+	if (ret) {
+		printf("unavailable\n");
+	} else {
+		for (i = 0; i < value_len; i++)
+			printf("%02x", value[i]);
+		printf("\n");
+	}
+
+	debug("%s  Hash len:     %d\n", p, value_len);
+}
+
+/**
+ * fit_get_desc - get node description property
+ * @fit: pointer to the FIT format image header
+ * @noffset: node offset
+ * @desc: double pointer to the char, will hold pointer to the descrption
+ *
+ * fit_get_desc() reads description property from a given node, if
+ * description is found pointer to it is returened in third call argument.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_get_desc(const void *fit, int noffset, char **desc)
+{
+	int len;
+
+	*desc = (char *)fdt_getprop(fit, noffset, FIT_DESC_PROP, &len);
+	if (*desc == NULL) {
+		fit_get_debug(fit, noffset, FIT_DESC_PROP, len);
+		return -1;
+	}
+
+	return 0;
+}
+
+/**
+ * fit_get_timestamp - get node timestamp property
+ * @fit: pointer to the FIT format image header
+ * @noffset: node offset
+ * @timestamp: pointer to the time_t, will hold read timestamp
+ *
+ * fit_get_timestamp() reads timestamp poperty from given node, if timestamp
+ * is found and has a correct size its value is retured in third call
+ * argument.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on property read failure
+ *     -2, on wrong timestamp size
+ */
+int fit_get_timestamp(const void *fit, int noffset, time_t *timestamp)
+{
+	int len;
+	const void *data;
+
+	data = fdt_getprop(fit, noffset, FIT_TIMESTAMP_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_TIMESTAMP_PROP, len);
+		return -1;
+	}
+	if (len != sizeof(uint32_t)) {
+		debug("FIT timestamp with incorrect size of (%u)\n", len);
+		return -2;
+	}
+
+	*timestamp = uimage_to_cpu(*((uint32_t *)data));
+	return 0;
+}
+
+/**
+ * fit_image_get_node - get node offset for component image of a given unit name
+ * @fit: pointer to the FIT format image header
+ * @image_uname: component image node unit name
+ *
+ * fit_image_get_node() finds a component image (withing the '/images'
+ * node) of a provided unit name. If image is found its node offset is
+ * returned to the caller.
+ *
+ * returns:
+ *     image node offset when found (>=0)
+ *     negative number on failure (FDT_ERR_* code)
+ */
+int fit_image_get_node(const void *fit, const char *image_uname)
+{
+	int noffset, images_noffset;
+
+	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
+	if (images_noffset < 0) {
+		debug("Can't find images parent node '%s' (%s)\n",
+		      FIT_IMAGES_PATH, fdt_strerror(images_noffset));
+		return images_noffset;
+	}
+
+	noffset = fdt_subnode_offset(fit, images_noffset, image_uname);
+	if (noffset < 0) {
+		debug("Can't get node offset for image unit name: '%s' (%s)\n",
+		      image_uname, fdt_strerror(noffset));
+	}
+
+	return noffset;
+}
+
+/**
+ * fit_image_get_os - get os id for a given component image node
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @os: pointer to the uint8_t, will hold os numeric id
+ *
+ * fit_image_get_os() finds os property in a given component image node.
+ * If the property is found, its (string) value is translated to the numeric
+ * id which is returned to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_os(const void *fit, int noffset, uint8_t *os)
+{
+	int len;
+	const void *data;
+
+	/* Get OS name from property data */
+	data = fdt_getprop(fit, noffset, FIT_OS_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_OS_PROP, len);
+		*os = -1;
+		return -1;
+	}
+
+	/* Translate OS name to id */
+	*os = genimg_get_os_id(data);
+	return 0;
+}
+
+/**
+ * fit_image_get_arch - get arch id for a given component image node
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @arch: pointer to the uint8_t, will hold arch numeric id
+ *
+ * fit_image_get_arch() finds arch property in a given component image node.
+ * If the property is found, its (string) value is translated to the numeric
+ * id which is returned to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_arch(const void *fit, int noffset, uint8_t *arch)
+{
+	int len;
+	const void *data;
+
+	/* Get architecture name from property data */
+	data = fdt_getprop(fit, noffset, FIT_ARCH_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_ARCH_PROP, len);
+		*arch = -1;
+		return -1;
+	}
+
+	/* Translate architecture name to id */
+	*arch = genimg_get_arch_id(data);
+	return 0;
+}
+
+/**
+ * fit_image_get_type - get type id for a given component image node
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @type: pointer to the uint8_t, will hold type numeric id
+ *
+ * fit_image_get_type() finds type property in a given component image node.
+ * If the property is found, its (string) value is translated to the numeric
+ * id which is returned to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_type(const void *fit, int noffset, uint8_t *type)
+{
+	int len;
+	const void *data;
+
+	/* Get image type name from property data */
+	data = fdt_getprop(fit, noffset, FIT_TYPE_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_TYPE_PROP, len);
+		*type = -1;
+		return -1;
+	}
+
+	/* Translate image type name to id */
+	*type = genimg_get_type_id(data);
+	return 0;
+}
+
+/**
+ * fit_image_get_comp - get comp id for a given component image node
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @comp: pointer to the uint8_t, will hold comp numeric id
+ *
+ * fit_image_get_comp() finds comp property in a given component image node.
+ * If the property is found, its (string) value is translated to the numeric
+ * id which is returned to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_comp(const void *fit, int noffset, uint8_t *comp)
+{
+	int len;
+	const void *data;
+
+	/* Get compression name from property data */
+	data = fdt_getprop(fit, noffset, FIT_COMP_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_COMP_PROP, len);
+		*comp = -1;
+		return -1;
+	}
+
+	/* Translate compression name to id */
+	*comp = genimg_get_comp_id(data);
+	return 0;
+}
+
+/**
+ * fit_image_get_load() - get load addr property for given component image node
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @load: pointer to the uint32_t, will hold load address
+ *
+ * fit_image_get_load() finds load address property in a given component
+ * image node. If the property is found, its value is returned to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_load(const void *fit, int noffset, ulong *load)
+{
+	int len;
+	const uint32_t *data;
+
+	data = fdt_getprop(fit, noffset, FIT_LOAD_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_LOAD_PROP, len);
+		return -1;
+	}
+
+	*load = uimage_to_cpu(*data);
+	return 0;
+}
+
+/**
+ * fit_image_get_entry() - get entry point address property
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @entry: pointer to the uint32_t, will hold entry point address
+ *
+ * This gets the entry point address property for a given component image
+ * node.
+ *
+ * fit_image_get_entry() finds entry point address property in a given
+ * component image node.  If the property is found, its value is returned
+ * to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_entry(const void *fit, int noffset, ulong *entry)
+{
+	int len;
+	const uint32_t *data;
+
+	data = fdt_getprop(fit, noffset, FIT_ENTRY_PROP, &len);
+	if (data == NULL) {
+		fit_get_debug(fit, noffset, FIT_ENTRY_PROP, len);
+		return -1;
+	}
+
+	*entry = uimage_to_cpu(*data);
+	return 0;
+}
+
+/**
+ * fit_image_get_data - get data property and its size for a given component image node
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @data: double pointer to void, will hold data property's data address
+ * @size: pointer to size_t, will hold data property's data size
+ *
+ * fit_image_get_data() finds data property in a given component image node.
+ * If the property is found its data start address and size are returned to
+ * the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_get_data(const void *fit, int noffset,
+		const void **data, size_t *size)
+{
+	int len;
+
+	*data = fdt_getprop(fit, noffset, FIT_DATA_PROP, &len);
+	if (*data == NULL) {
+		fit_get_debug(fit, noffset, FIT_DATA_PROP, len);
+		*size = 0;
+		return -1;
+	}
+
+	*size = len;
+	return 0;
+}
+
+/**
+ * fit_image_hash_get_algo - get hash algorithm name
+ * @fit: pointer to the FIT format image header
+ * @noffset: hash node offset
+ * @algo: double pointer to char, will hold pointer to the algorithm name
+ *
+ * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
+ * If the property is found its data start address is returned to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_hash_get_algo(const void *fit, int noffset, char **algo)
+{
+	int len;
+
+	*algo = (char *)fdt_getprop(fit, noffset, FIT_ALGO_PROP, &len);
+	if (*algo == NULL) {
+		fit_get_debug(fit, noffset, FIT_ALGO_PROP, len);
+		return -1;
+	}
+
+	return 0;
+}
+
+/**
+ * fit_image_hash_get_value - get hash value and length
+ * @fit: pointer to the FIT format image header
+ * @noffset: hash node offset
+ * @value: double pointer to uint8_t, will hold address of a hash value data
+ * @value_len: pointer to an int, will hold hash data length
+ *
+ * fit_image_hash_get_value() finds hash value property in a given hash node.
+ * If the property is found its data start address and size are returned to
+ * the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value,
+				int *value_len)
+{
+	int len;
+
+	*value = (uint8_t *)fdt_getprop(fit, noffset, FIT_VALUE_PROP, &len);
+	if (*value == NULL) {
+		fit_get_debug(fit, noffset, FIT_VALUE_PROP, len);
+		*value_len = 0;
+		return -1;
+	}
+
+	*value_len = len;
+	return 0;
+}
+
+#ifndef USE_HOSTCC
+/**
+ * fit_image_hash_get_ignore - get hash ignore flag
+ * @fit: pointer to the FIT format image header
+ * @noffset: hash node offset
+ * @ignore: pointer to an int, will hold hash ignore flag
+ *
+ * fit_image_hash_get_ignore() finds hash ignore property in a given hash node.
+ * If the property is found and non-zero, the hash algorithm is not verified by
+ * u-boot automatically.
+ *
+ * returns:
+ *     0, on ignore not found
+ *     value, on ignore found
+ */
+int fit_image_hash_get_ignore(const void *fit, int noffset, int *ignore)
+{
+	int len;
+	int *value;
+
+	value = (int *)fdt_getprop(fit, noffset, FIT_IGNORE_PROP, &len);
+	if (value == NULL || len != sizeof(int))
+		*ignore = 0;
+	else
+		*ignore = *value;
+
+	return 0;
+}
+#endif
+
+/**
+ * fit_set_timestamp - set node timestamp property
+ * @fit: pointer to the FIT format image header
+ * @noffset: node offset
+ * @timestamp: timestamp value to be set
+ *
+ * fit_set_timestamp() attempts to set timestamp property in the requested
+ * node and returns operation status to the caller.
+ *
+ * returns:
+ *     0, on success
+ *     -1, on property read failure
+ */
+int fit_set_timestamp(void *fit, int noffset, time_t timestamp)
+{
+	uint32_t t;
+	int ret;
+
+	t = cpu_to_uimage(timestamp);
+	ret = fdt_setprop(fit, noffset, FIT_TIMESTAMP_PROP, &t,
+				sizeof(uint32_t));
+	if (ret) {
+		printf("Can't set '%s' property for '%s' node (%s)\n",
+		       FIT_TIMESTAMP_PROP, fit_get_name(fit, noffset, NULL),
+		       fdt_strerror(ret));
+		return -1;
+	}
+
+	return 0;
+}
+
+/**
+ * calculate_hash - calculate and return hash for provided input data
+ * @data: pointer to the input data
+ * @data_len: data length
+ * @algo: requested hash algorithm
+ * @value: pointer to the char, will hold hash value data (caller must
+ * allocate enough free space)
+ * value_len: length of the calculated hash
+ *
+ * calculate_hash() computes input data hash according to the requested
+ * algorithm.
+ * Resulting hash value is placed in caller provided 'value' buffer, length
+ * of the calculated hash is returned via value_len pointer argument.
+ *
+ * returns:
+ *     0, on success
+ *    -1, when algo is unsupported
+ */
+static int calculate_hash(const void *data, int data_len, const char *algo,
+			uint8_t *value, int *value_len)
+{
+	if (strcmp(algo, "crc32") == 0) {
+		*((uint32_t *)value) = crc32_wd(0, data, data_len,
+							CHUNKSZ_CRC32);
+		*((uint32_t *)value) = cpu_to_uimage(*((uint32_t *)value));
+		*value_len = 4;
+	} else if (strcmp(algo, "sha1") == 0) {
+		sha1_csum_wd((unsigned char *)data, data_len,
+			     (unsigned char *)value, CHUNKSZ_SHA1);
+		*value_len = 20;
+	} else if (strcmp(algo, "md5") == 0) {
+		md5_wd((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
+		*value_len = 16;
+	} else {
+		debug("Unsupported hash alogrithm\n");
+		return -1;
+	}
+	return 0;
+}
+
+#ifdef USE_HOSTCC
+/**
+ * fit_set_hashes - process FIT component image nodes and calculate hashes
+ * @fit: pointer to the FIT format image header
+ *
+ * fit_set_hashes() adds hash values for all component images in the FIT blob.
+ * Hashes are calculated for all component images which have hash subnodes
+ * with algorithm property set to one of the supported hash algorithms.
+ *
+ * returns
+ *     0, on success
+ *     libfdt error code, on failure
+ */
+int fit_set_hashes(void *fit)
+{
+	int images_noffset;
+	int noffset;
+	int ndepth;
+	int ret;
+
+	/* Find images parent node offset */
+	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
+	if (images_noffset < 0) {
+		printf("Can't find images parent node '%s' (%s)\n",
+		       FIT_IMAGES_PATH, fdt_strerror(images_noffset));
+		return images_noffset;
+	}
+
+	/* Process its subnodes, print out component images details */
+	for (ndepth = 0, noffset = fdt_next_node(fit, images_noffset, &ndepth);
+	     (noffset >= 0) && (ndepth > 0);
+	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/*
+			 * Direct child node of the images parent node,
+			 * i.e. component image node.
+			 */
+			ret = fit_image_set_hashes(fit, noffset);
+			if (ret)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+/**
+ * fit_image_set_hashes - calculate/set hashes for given component image node
+ * @fit: pointer to the FIT format image header
+ * @image_noffset: requested component image node
+ *
+ * fit_image_set_hashes() adds hash values for an component image node. All
+ * existing hash subnodes are checked, if algorithm property is set to one of
+ * the supported hash algorithms, hash value is computed and corresponding
+ * hash node property is set, for example:
+ *
+ * Input component image node structure:
+ *
+ * o image at 1 (at image_noffset)
+ *   | - data = [binary data]
+ *   o hash at 1
+ *     |- algo = "sha1"
+ *
+ * Output component image node structure:
+ *
+ * o image at 1 (at image_noffset)
+ *   | - data = [binary data]
+ *   o hash at 1
+ *     |- algo = "sha1"
+ *     |- value = sha1(data)
+ *
+ * returns:
+ *     0 on sucess
+ *    <0 on failure
+ */
+int fit_image_set_hashes(void *fit, int image_noffset)
+{
+	const void *data;
+	size_t size;
+	char *algo;
+	uint8_t value[FIT_MAX_HASH_LEN];
+	int value_len;
+	int noffset;
+	int ndepth;
+
+	/* Get image data and data length */
+	if (fit_image_get_data(fit, image_noffset, &data, &size)) {
+		printf("Can't get image data/size\n");
+		return -1;
+	}
+
+	/* Process all hash subnodes of the component image node */
+	for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
+	     (noffset >= 0) && (ndepth > 0);
+	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/* Direct child node of the component image node */
+
+			/*
+			 * Check subnode name, must be equal to "hash".
+			 * Multiple hash nodes require unique unit node
+			 * names, e.g. hash at 1, hash at 2, etc.
+			 */
+			if (strncmp(fit_get_name(fit, noffset, NULL),
+				    FIT_HASH_NODENAME,
+				    strlen(FIT_HASH_NODENAME)) != 0) {
+				/* Not a hash subnode, skip it */
+				continue;
+			}
+
+			if (fit_image_hash_get_algo(fit, noffset, &algo)) {
+				printf("Can't get hash algo property for '%s' hash node in '%s' image node\n",
+				       fit_get_name(fit, noffset, NULL),
+				       fit_get_name(fit, image_noffset, NULL));
+				return -1;
+			}
+
+			if (calculate_hash(data, size, algo, value,
+					   &value_len)) {
+				printf("Unsupported hash algorithm (%s) for '%s' hash node in '%s' image node\n",
+				       algo, fit_get_name(fit, noffset, NULL),
+				       fit_get_name(fit, image_noffset, NULL));
+				return -1;
+			}
+
+			if (fit_image_hash_set_value(fit, noffset, value,
+						     value_len)) {
+				printf("Can't set hash value for '%s' hash node in '%s' image node\n",
+				       fit_get_name(fit, noffset, NULL),
+				       fit_get_name(fit, image_noffset, NULL));
+				return -1;
+			}
+		}
+	}
+
+	return 0;
+}
+
+/**
+ * fit_image_hash_set_value - set hash value in requested has node
+ * @fit: pointer to the FIT format image header
+ * @noffset: hash node offset
+ * @value: hash value to be set
+ * @value_len: hash value length
+ *
+ * fit_image_hash_set_value() attempts to set hash value in a node at offset
+ * given and returns operation status to the caller.
+ *
+ * returns
+ *     0, on success
+ *     -1, on failure
+ */
+int fit_image_hash_set_value(void *fit, int noffset, uint8_t *value,
+				int value_len)
+{
+	int ret;
+
+	ret = fdt_setprop(fit, noffset, FIT_VALUE_PROP, value, value_len);
+	if (ret) {
+		printf("Can't set hash '%s' property for '%s' node(%s)\n",
+		       FIT_VALUE_PROP, fit_get_name(fit, noffset, NULL),
+		       fdt_strerror(ret));
+		return -1;
+	}
+
+	return 0;
+}
+#endif /* USE_HOSTCC */
+
+/**
+ * fit_image_check_hashes - verify data intergity
+ * @fit: pointer to the FIT format image header
+ * @image_noffset: component image node offset
+ *
+ * fit_image_check_hashes() goes over component image hash nodes,
+ * re-calculates each data hash and compares with the value stored in hash
+ * node.
+ *
+ * returns:
+ *     1, if all hashes are valid
+ *     0, otherwise (or on error)
+ */
+int fit_image_check_hashes(const void *fit, int image_noffset)
+{
+	const void	*data;
+	size_t		size;
+	char		*algo;
+	uint8_t		*fit_value;
+	int		fit_value_len;
+#ifndef USE_HOSTCC
+	int		ignore;
+#endif
+	uint8_t		value[FIT_MAX_HASH_LEN];
+	int		value_len;
+	int		noffset;
+	int		ndepth;
+	char		*err_msg = "";
+
+	/* Get image data and data length */
+	if (fit_image_get_data(fit, image_noffset, &data, &size)) {
+		printf("Can't get image data/size\n");
+		return 0;
+	}
+
+	/* Process all hash subnodes of the component image node */
+	for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
+	     (noffset >= 0) && (ndepth > 0);
+	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/* Direct child node of the component image node */
+
+			/*
+			 * Check subnode name, must be equal to "hash".
+			 * Multiple hash nodes require unique unit node
+			 * names, e.g. hash at 1, hash at 2, etc.
+			 */
+			if (strncmp(fit_get_name(fit, noffset, NULL),
+				    FIT_HASH_NODENAME,
+				    strlen(FIT_HASH_NODENAME)) != 0)
+				continue;
+
+			if (fit_image_hash_get_algo(fit, noffset, &algo)) {
+				err_msg = " error!\nCan't get hash algo property";
+				goto error;
+			}
+			printf("%s", algo);
+
+#ifndef USE_HOSTCC
+			fit_image_hash_get_ignore(fit, noffset, &ignore);
+			if (ignore) {
+				printf("-skipped ");
+				continue;
+			}
+#endif
+
+			if (fit_image_hash_get_value(fit, noffset, &fit_value,
+						     &fit_value_len)) {
+				err_msg = " error!\nCan't get hash value "
+						"property";
+				goto error;
+			}
+
+			if (calculate_hash(data, size, algo, value,
+					   &value_len)) {
+				err_msg = " error!\n"
+						"Unsupported hash algorithm";
+				goto error;
+			}
+
+			if (value_len != fit_value_len) {
+				err_msg = " error !\nBad hash value len";
+				goto error;
+			} else if (memcmp(value, fit_value, value_len) != 0) {
+				err_msg = " error!\nBad hash value";
+				goto error;
+			}
+			printf("+ ");
+		}
+	}
+
+	if (noffset == -FDT_ERR_TRUNCATED || noffset == -FDT_ERR_BADSTRUCTURE) {
+		err_msg = " error!\nCorrupted or truncated tree";
+		goto error;
+	}
+
+	return 1;
+
+error:
+	printf("%s for '%s' hash node in '%s' image node\n",
+	       err_msg, fit_get_name(fit, noffset, NULL),
+	       fit_get_name(fit, image_noffset, NULL));
+	return 0;
+}
+
+/**
+ * fit_all_image_check_hashes - verify data intergity for all images
+ * @fit: pointer to the FIT format image header
+ *
+ * fit_all_image_check_hashes() goes over all images in the FIT and
+ * for every images checks if all it's hashes are valid.
+ *
+ * returns:
+ *     1, if all hashes of all images are valid
+ *     0, otherwise (or on error)
+ */
+int fit_all_image_check_hashes(const void *fit)
+{
+	int images_noffset;
+	int noffset;
+	int ndepth;
+	int count;
+
+	/* Find images parent node offset */
+	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
+	if (images_noffset < 0) {
+		printf("Can't find images parent node '%s' (%s)\n",
+		       FIT_IMAGES_PATH, fdt_strerror(images_noffset));
+		return 0;
+	}
+
+	/* Process all image subnodes, check hashes for each */
+	printf("## Checking hash(es) for FIT Image at %08lx ...\n",
+	       (ulong)fit);
+	for (ndepth = 0, count = 0,
+	     noffset = fdt_next_node(fit, images_noffset, &ndepth);
+			(noffset >= 0) && (ndepth > 0);
+			noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		if (ndepth == 1) {
+			/*
+			 * Direct child node of the images parent node,
+			 * i.e. component image node.
+			 */
+			printf("   Hash(es) for Image %u (%s): ", count++,
+			       fit_get_name(fit, noffset, NULL));
+
+			if (!fit_image_check_hashes(fit, noffset))
+				return 0;
+			printf("\n");
+		}
+	}
+	return 1;
+}
+
+/**
+ * fit_image_check_os - check whether image node is of a given os type
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @os: requested image os
+ *
+ * fit_image_check_os() reads image os property and compares its numeric
+ * id with the requested os. Comparison result is returned to the caller.
+ *
+ * returns:
+ *     1 if image is of given os type
+ *     0 otherwise (or on error)
+ */
+int fit_image_check_os(const void *fit, int noffset, uint8_t os)
+{
+	uint8_t image_os;
+
+	if (fit_image_get_os(fit, noffset, &image_os))
+		return 0;
+	return (os == image_os);
+}
+
+/**
+ * fit_image_check_arch - check whether image node is of a given arch
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @arch: requested imagearch
+ *
+ * fit_image_check_arch() reads image arch property and compares its numeric
+ * id with the requested arch. Comparison result is returned to the caller.
+ *
+ * returns:
+ *     1 if image is of given arch
+ *     0 otherwise (or on error)
+ */
+int fit_image_check_arch(const void *fit, int noffset, uint8_t arch)
+{
+	uint8_t image_arch;
+
+	if (fit_image_get_arch(fit, noffset, &image_arch))
+		return 0;
+	return (arch == image_arch);
+}
+
+/**
+ * fit_image_check_type - check whether image node is of a given type
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @type: requested image type
+ *
+ * fit_image_check_type() reads image type property and compares its numeric
+ * id with the requested type. Comparison result is returned to the caller.
+ *
+ * returns:
+ *     1 if image is of given type
+ *     0 otherwise (or on error)
+ */
+int fit_image_check_type(const void *fit, int noffset, uint8_t type)
+{
+	uint8_t image_type;
+
+	if (fit_image_get_type(fit, noffset, &image_type))
+		return 0;
+	return (type == image_type);
+}
+
+/**
+ * fit_image_check_comp - check whether image node uses given compression
+ * @fit: pointer to the FIT format image header
+ * @noffset: component image node offset
+ * @comp: requested image compression type
+ *
+ * fit_image_check_comp() reads image compression property and compares its
+ * numeric id with the requested compression type. Comparison result is
+ * returned to the caller.
+ *
+ * returns:
+ *     1 if image uses requested compression
+ *     0 otherwise (or on error)
+ */
+int fit_image_check_comp(const void *fit, int noffset, uint8_t comp)
+{
+	uint8_t image_comp;
+
+	if (fit_image_get_comp(fit, noffset, &image_comp))
+		return 0;
+	return (comp == image_comp);
+}
+
+/**
+ * fit_check_format - sanity check FIT image format
+ * @fit: pointer to the FIT format image header
+ *
+ * fit_check_format() runs a basic sanity FIT image verification.
+ * Routine checks for mandatory properties, nodes, etc.
+ *
+ * returns:
+ *     1, on success
+ *     0, on failure
+ */
+int fit_check_format(const void *fit)
+{
+	/* mandatory / node 'description' property */
+	if (fdt_getprop(fit, 0, FIT_DESC_PROP, NULL) == NULL) {
+		debug("Wrong FIT format: no description\n");
+		return 0;
+	}
+
+	if (IMAGE_ENABLE_TIMESTAMP) {
+		/* mandatory / node 'timestamp' property */
+		if (fdt_getprop(fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
+			debug("Wrong FIT format: no timestamp\n");
+			return 0;
+		}
+	}
+
+	/* mandatory subimages parent '/images' node */
+	if (fdt_path_offset(fit, FIT_IMAGES_PATH) < 0) {
+		debug("Wrong FIT format: no images parent node\n");
+		return 0;
+	}
+
+	return 1;
+}
+
+
+/**
+ * fit_conf_find_compat
+ * @fit: pointer to the FIT format image header
+ * @fdt: pointer to the device tree to compare against
+ *
+ * fit_conf_find_compat() attempts to find the configuration whose fdt is the
+ * most compatible with the passed in device tree.
+ *
+ * Example:
+ *
+ * / o image-tree
+ *   |-o images
+ *   | |-o fdt at 1
+ *   | |-o fdt at 2
+ *   |
+ *   |-o configurations
+ *     |-o config at 1
+ *     | |-fdt = fdt at 1
+ *     |
+ *     |-o config at 2
+ *       |-fdt = fdt at 2
+ *
+ * / o U-Boot fdt
+ *   |-compatible = "foo,bar", "bim,bam"
+ *
+ * / o kernel fdt1
+ *   |-compatible = "foo,bar",
+ *
+ * / o kernel fdt2
+ *   |-compatible = "bim,bam", "baz,biz"
+ *
+ * Configuration 1 would be picked because the first string in U-Boot's
+ * compatible list, "foo,bar", matches a compatible string in the root of fdt1.
+ * "bim,bam" in fdt2 matches the second string which isn't as good as fdt1.
+ *
+ * returns:
+ *     offset to the configuration to use if one was found
+ *     -1 otherwise
+ */
+int fit_conf_find_compat(const void *fit, const void *fdt)
+{
+	int ndepth = 0;
+	int noffset, confs_noffset, images_noffset;
+	const void *fdt_compat;
+	int fdt_compat_len;
+	int best_match_offset = 0;
+	int best_match_pos = 0;
+
+	confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
+	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
+	if (confs_noffset < 0 || images_noffset < 0) {
+		debug("Can't find configurations or images nodes.\n");
+		return -1;
+	}
+
+	fdt_compat = fdt_getprop(fdt, 0, "compatible", &fdt_compat_len);
+	if (!fdt_compat) {
+		debug("Fdt for comparison has no \"compatible\" property.\n");
+		return -1;
+	}
+
+	/*
+	 * Loop over the configurations in the FIT image.
+	 */
+	for (noffset = fdt_next_node(fit, confs_noffset, &ndepth);
+			(noffset >= 0) && (ndepth > 0);
+			noffset = fdt_next_node(fit, noffset, &ndepth)) {
+		const void *kfdt;
+		const char *kfdt_name;
+		int kfdt_noffset;
+		const char *cur_fdt_compat;
+		int len;
+		size_t size;
+		int i;
+
+		if (ndepth > 1)
+			continue;
+
+		kfdt_name = fdt_getprop(fit, noffset, "fdt", &len);
+		if (!kfdt_name) {
+			debug("No fdt property found.\n");
+			continue;
+		}
+		kfdt_noffset = fdt_subnode_offset(fit, images_noffset,
+						  kfdt_name);
+		if (kfdt_noffset < 0) {
+			debug("No image node named \"%s\" found.\n",
+			      kfdt_name);
+			continue;
+		}
+		/*
+		 * Get a pointer to this configuration's fdt.
+		 */
+		if (fit_image_get_data(fit, kfdt_noffset, &kfdt, &size)) {
+			debug("Failed to get fdt \"%s\".\n", kfdt_name);
+			continue;
+		}
+
+		len = fdt_compat_len;
+		cur_fdt_compat = fdt_compat;
+		/*
+		 * Look for a match for each U-Boot compatibility string in
+		 * turn in this configuration's fdt.
+		 */
+		for (i = 0; len > 0 &&
+		     (!best_match_offset || best_match_pos > i); i++) {
+			int cur_len = strlen(cur_fdt_compat) + 1;
+
+			if (!fdt_node_check_compatible(kfdt, 0,
+						       cur_fdt_compat)) {
+				best_match_offset = noffset;
+				best_match_pos = i;
+				break;
+			}
+			len -= cur_len;
+			cur_fdt_compat += cur_len;
+		}
+	}
+	if (!best_match_offset) {
+		debug("No match found.\n");
+		return -1;
+	}
+
+	return best_match_offset;
+}
+
+/**
+ * fit_conf_get_node - get node offset for configuration of a given unit name
+ * @fit: pointer to the FIT format image header
+ * @conf_uname: configuration node unit name
+ *
+ * fit_conf_get_node() finds a configuration (withing the '/configurations'
+ * parant node) of a provided unit name. If configuration is found its node
+ * offset is returned to the caller.
+ *
+ * When NULL is provided in second argument fit_conf_get_node() will search
+ * for a default configuration node instead. Default configuration node unit
+ * name is retrived from FIT_DEFAULT_PROP property of the '/configurations'
+ * node.
+ *
+ * returns:
+ *     configuration node offset when found (>=0)
+ *     negative number on failure (FDT_ERR_* code)
+ */
+int fit_conf_get_node(const void *fit, const char *conf_uname)
+{
+	int noffset, confs_noffset;
+	int len;
+
+	confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
+	if (confs_noffset < 0) {
+		debug("Can't find configurations parent node '%s' (%s)\n",
+		      FIT_CONFS_PATH, fdt_strerror(confs_noffset));
+		return confs_noffset;
+	}
+
+	if (conf_uname == NULL) {
+		/* get configuration unit name from the default property */
+		debug("No configuration specified, trying default...\n");
+		conf_uname = (char *)fdt_getprop(fit, confs_noffset,
+						 FIT_DEFAULT_PROP, &len);
+		if (conf_uname == NULL) {
+			fit_get_debug(fit, confs_noffset, FIT_DEFAULT_PROP,
+				      len);
+			return len;
+		}
+		debug("Found default configuration: '%s'\n", conf_uname);
+	}
+
+	noffset = fdt_subnode_offset(fit, confs_noffset, conf_uname);
+	if (noffset < 0) {
+		debug("Can't get node offset for configuration unit name: '%s' (%s)\n",
+		      conf_uname, fdt_strerror(noffset));
+	}
+
+	return noffset;
+}
+
+static int __fit_conf_get_prop_node(const void *fit, int noffset,
+		const char *prop_name)
+{
+	char *uname;
+	int len;
+
+	/* get kernel image unit name from configuration kernel property */
+	uname = (char *)fdt_getprop(fit, noffset, prop_name, &len);
+	if (uname == NULL)
+		return len;
+
+	return fit_image_get_node(fit, uname);
+}
+
+/**
+ * fit_conf_get_kernel_node - get kernel image node offset that corresponds to
+ * a given configuration
+ * @fit: pointer to the FIT format image header
+ * @noffset: configuration node offset
+ *
+ * fit_conf_get_kernel_node() retrives kernel image node unit name from
+ * configuration FIT_KERNEL_PROP property and translates it to the node
+ * offset.
+ *
+ * returns:
+ *     image node offset when found (>=0)
+ *     negative number on failure (FDT_ERR_* code)
+ */
+int fit_conf_get_kernel_node(const void *fit, int noffset)
+{
+	return __fit_conf_get_prop_node(fit, noffset, FIT_KERNEL_PROP);
+}
+
+/**
+ * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
+ * a given configuration
+ * @fit: pointer to the FIT format image header
+ * @noffset: configuration node offset
+ *
+ * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
+ * configuration FIT_KERNEL_PROP property and translates it to the node
+ * offset.
+ *
+ * returns:
+ *     image node offset when found (>=0)
+ *     negative number on failure (FDT_ERR_* code)
+ */
+int fit_conf_get_ramdisk_node(const void *fit, int noffset)
+{
+	return __fit_conf_get_prop_node(fit, noffset, FIT_RAMDISK_PROP);
+}
+
+/**
+ * fit_conf_get_fdt_node - get fdt image node offset that corresponds to
+ * a given configuration
+ * @fit: pointer to the FIT format image header
+ * @noffset: configuration node offset
+ *
+ * fit_conf_get_fdt_node() retrives fdt image node unit name from
+ * configuration FIT_KERNEL_PROP property and translates it to the node
+ * offset.
+ *
+ * returns:
+ *     image node offset when found (>=0)
+ *     negative number on failure (FDT_ERR_* code)
+ */
+int fit_conf_get_fdt_node(const void *fit, int noffset)
+{
+	return __fit_conf_get_prop_node(fit, noffset, FIT_FDT_PROP);
+}
+
+/**
+ * fit_conf_print - prints out the FIT configuration details
+ * @fit: pointer to the FIT format image header
+ * @noffset: offset of the configuration node
+ * @p: pointer to prefix string
+ *
+ * fit_conf_print() lists all mandatory properies for the processed
+ * configuration node.
+ *
+ * returns:
+ *     no returned results
+ */
+void fit_conf_print(const void *fit, int noffset, const char *p)
+{
+	char *desc;
+	char *uname;
+	int ret;
+
+	/* Mandatory properties */
+	ret = fit_get_desc(fit, noffset, &desc);
+	printf("%s  Description:  ", p);
+	if (ret)
+		printf("unavailable\n");
+	else
+		printf("%s\n", desc);
+
+	uname = (char *)fdt_getprop(fit, noffset, FIT_KERNEL_PROP, NULL);
+	printf("%s  Kernel:       ", p);
+	if (uname == NULL)
+		printf("unavailable\n");
+	else
+		printf("%s\n", uname);
+
+	/* Optional properties */
+	uname = (char *)fdt_getprop(fit, noffset, FIT_RAMDISK_PROP, NULL);
+	if (uname)
+		printf("%s  Init Ramdisk: %s\n", p, uname);
+
+	uname = (char *)fdt_getprop(fit, noffset, FIT_FDT_PROP, NULL);
+	if (uname)
+		printf("%s  FDT:          %s\n", p, uname);
+}
+
+/**
+ * fit_check_ramdisk - verify FIT format ramdisk subimage
+ * @fit_hdr: pointer to the FIT ramdisk header
+ * @rd_noffset: ramdisk subimage node offset within FIT image
+ * @arch: requested ramdisk image architecture type
+ * @verify: data CRC verification flag
+ *
+ * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
+ * specified FIT image.
+ *
+ * returns:
+ *     1, on success
+ *     0, on failure
+ */
+#ifndef USE_HOSTCC
+int fit_check_ramdisk(const void *fit, int rd_noffset, uint8_t arch,
+			int verify)
+{
+	fit_image_print(fit, rd_noffset, "   ");
+
+	if (verify) {
+		puts("   Verifying Hash Integrity ... ");
+		if (!fit_image_check_hashes(fit, rd_noffset)) {
+			puts("Bad Data Hash\n");
+			bootstage_error(BOOTSTAGE_ID_FIT_RD_HASH);
+			return 0;
+		}
+		puts("OK\n");
+	}
+
+	bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK_ALL);
+	if (!fit_image_check_os(fit, rd_noffset, IH_OS_LINUX) ||
+	    !fit_image_check_arch(fit, rd_noffset, arch) ||
+	    !fit_image_check_type(fit, rd_noffset, IH_TYPE_RAMDISK)) {
+		printf("No Linux %s Ramdisk Image\n",
+		       genimg_get_arch_name(arch));
+		bootstage_error(BOOTSTAGE_ID_FIT_RD_CHECK_ALL);
+		return 0;
+	}
+
+	bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK_ALL_OK);
+	return 1;
+}
+#endif /* USE_HOSTCC */
diff --git a/common/image.c b/common/image.c
index af66138..c7a793a 100644
--- a/common/image.c
+++ b/common/image.c
@@ -1786,1605 +1786,3 @@ int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
 }
 #endif /* CONFIG_SYS_BOOT_GET_KBD */
 #endif /* !USE_HOSTCC */
-
-#if defined(CONFIG_FIT)
-/*****************************************************************************/
-/* New uImage format routines */
-/*****************************************************************************/
-#ifndef USE_HOSTCC
-static int fit_parse_spec(const char *spec, char sepc, ulong addr_curr,
-		ulong *addr, const char **name)
-{
-	const char *sep;
-
-	*addr = addr_curr;
-	*name = NULL;
-
-	sep = strchr(spec, sepc);
-	if (sep) {
-		if (sep - spec > 0)
-			*addr = simple_strtoul(spec, NULL, 16);
-
-		*name = sep + 1;
-		return 1;
-	}
-
-	return 0;
-}
-
-/**
- * fit_parse_conf - parse FIT configuration spec
- * @spec: input string, containing configuration spec
- * @add_curr: current image address (to be used as a possible default)
- * @addr: pointer to a ulong variable, will hold FIT image address of a given
- * configuration
- * @conf_name double pointer to a char, will hold pointer to a configuration
- * unit name
- *
- * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
- * where <addr> is a FIT image address that contains configuration
- * with a <conf> unit name.
- *
- * Address part is optional, and if omitted default add_curr will
- * be used instead.
- *
- * returns:
- *     1 if spec is a valid configuration string,
- *     addr and conf_name are set accordingly
- *     0 otherwise
- */
-int fit_parse_conf(const char *spec, ulong addr_curr,
-		ulong *addr, const char **conf_name)
-{
-	return fit_parse_spec(spec, '#', addr_curr, addr, conf_name);
-}
-
-/**
- * fit_parse_subimage - parse FIT subimage spec
- * @spec: input string, containing subimage spec
- * @add_curr: current image address (to be used as a possible default)
- * @addr: pointer to a ulong variable, will hold FIT image address of a given
- * subimage
- * @image_name: double pointer to a char, will hold pointer to a subimage name
- *
- * fit_parse_subimage() expects subimage spec in the for of
- * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
- * subimage with a <subimg> unit name.
- *
- * Address part is optional, and if omitted default add_curr will
- * be used instead.
- *
- * returns:
- *     1 if spec is a valid subimage string,
- *     addr and image_name are set accordingly
- *     0 otherwise
- */
-int fit_parse_subimage(const char *spec, ulong addr_curr,
-		ulong *addr, const char **image_name)
-{
-	return fit_parse_spec(spec, ':', addr_curr, addr, image_name);
-}
-#endif /* !USE_HOSTCC */
-
-static void fit_get_debug(const void *fit, int noffset,
-		char *prop_name, int err)
-{
-	debug("Can't get '%s' property from FIT 0x%08lx, "
-		"node: offset %d, name %s (%s)\n",
-		prop_name, (ulong)fit, noffset,
-		fit_get_name(fit, noffset, NULL),
-		fdt_strerror(err));
-}
-
-/**
- * fit_print_contents - prints out the contents of the FIT format image
- * @fit: pointer to the FIT format image header
- * @p: pointer to prefix string
- *
- * fit_print_contents() formats a multi line FIT image contents description.
- * The routine prints out FIT image properties (root node level) follwed by
- * the details of each component image.
- *
- * returns:
- *     no returned results
- */
-void fit_print_contents(const void *fit)
-{
-	char *desc;
-	char *uname;
-	int images_noffset;
-	int confs_noffset;
-	int noffset;
-	int ndepth;
-	int count = 0;
-	int ret;
-	const char *p;
-	time_t timestamp;
-
-#ifdef USE_HOSTCC
-	p = "";
-#else
-	p = "   ";
-#endif
-
-	/* Root node properties */
-	ret = fit_get_desc(fit, 0, &desc);
-	printf("%sFIT description: ", p);
-	if (ret)
-		printf("unavailable\n");
-	else
-		printf("%s\n", desc);
-
-	if (IMAGE_ENABLE_TIMESTAMP) {
-		ret = fit_get_timestamp(fit, 0, &timestamp);
-		printf("%sCreated:         ", p);
-		if (ret)
-			printf("unavailable\n");
-		else
-			genimg_print_time(timestamp);
-	}
-
-	/* Find images parent node offset */
-	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
-	if (images_noffset < 0) {
-		printf("Can't find images parent node '%s' (%s)\n",
-			FIT_IMAGES_PATH, fdt_strerror(images_noffset));
-		return;
-	}
-
-	/* Process its subnodes, print out component images details */
-	for (ndepth = 0, count = 0,
-		noffset = fdt_next_node(fit, images_noffset, &ndepth);
-	     (noffset >= 0) && (ndepth > 0);
-	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/*
-			 * Direct child node of the images parent node,
-			 * i.e. component image node.
-			 */
-			printf("%s Image %u (%s)\n", p, count++,
-					fit_get_name(fit, noffset, NULL));
-
-			fit_image_print(fit, noffset, p);
-		}
-	}
-
-	/* Find configurations parent node offset */
-	confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
-	if (confs_noffset < 0) {
-		debug("Can't get configurations parent node '%s' (%s)\n",
-			FIT_CONFS_PATH, fdt_strerror(confs_noffset));
-		return;
-	}
-
-	/* get default configuration unit name from default property */
-	uname = (char *)fdt_getprop(fit, noffset, FIT_DEFAULT_PROP, NULL);
-	if (uname)
-		printf("%s Default Configuration: '%s'\n", p, uname);
-
-	/* Process its subnodes, print out configurations details */
-	for (ndepth = 0, count = 0,
-		noffset = fdt_next_node(fit, confs_noffset, &ndepth);
-	     (noffset >= 0) && (ndepth > 0);
-	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/*
-			 * Direct child node of the configurations parent node,
-			 * i.e. configuration node.
-			 */
-			printf("%s Configuration %u (%s)\n", p, count++,
-					fit_get_name(fit, noffset, NULL));
-
-			fit_conf_print(fit, noffset, p);
-		}
-	}
-}
-
-/**
- * fit_image_print - prints out the FIT component image details
- * @fit: pointer to the FIT format image header
- * @image_noffset: offset of the component image node
- * @p: pointer to prefix string
- *
- * fit_image_print() lists all mandatory properies for the processed component
- * image. If present, hash nodes are printed out as well. Load
- * address for images of type firmware is also printed out. Since the load
- * address is not mandatory for firmware images, it will be output as
- * "unavailable" when not present.
- *
- * returns:
- *     no returned results
- */
-void fit_image_print(const void *fit, int image_noffset, const char *p)
-{
-	char *desc;
-	uint8_t type, arch, os, comp;
-	size_t size;
-	ulong load, entry;
-	const void *data;
-	int noffset;
-	int ndepth;
-	int ret;
-
-	/* Mandatory properties */
-	ret = fit_get_desc(fit, image_noffset, &desc);
-	printf("%s  Description:  ", p);
-	if (ret)
-		printf("unavailable\n");
-	else
-		printf("%s\n", desc);
-
-	fit_image_get_type(fit, image_noffset, &type);
-	printf("%s  Type:         %s\n", p, genimg_get_type_name(type));
-
-	fit_image_get_comp(fit, image_noffset, &comp);
-	printf("%s  Compression:  %s\n", p, genimg_get_comp_name(comp));
-
-	ret = fit_image_get_data(fit, image_noffset, &data, &size);
-
-#ifndef USE_HOSTCC
-	printf("%s  Data Start:   ", p);
-	if (ret)
-		printf("unavailable\n");
-	else
-		printf("0x%08lx\n", (ulong)data);
-#endif
-
-	printf("%s  Data Size:    ", p);
-	if (ret)
-		printf("unavailable\n");
-	else
-		genimg_print_size(size);
-
-	/* Remaining, type dependent properties */
-	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
-	    (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
-	    (type == IH_TYPE_FLATDT)) {
-		fit_image_get_arch(fit, image_noffset, &arch);
-		printf("%s  Architecture: %s\n", p, genimg_get_arch_name(arch));
-	}
-
-	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_RAMDISK)) {
-		fit_image_get_os(fit, image_noffset, &os);
-		printf("%s  OS:           %s\n", p, genimg_get_os_name(os));
-	}
-
-	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
-		(type == IH_TYPE_FIRMWARE) || (type == IH_TYPE_RAMDISK)) {
-		ret = fit_image_get_load(fit, image_noffset, &load);
-		printf("%s  Load Address: ", p);
-		if (ret)
-			printf("unavailable\n");
-		else
-			printf("0x%08lx\n", load);
-	}
-
-	if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
-		(type == IH_TYPE_RAMDISK)) {
-		fit_image_get_entry(fit, image_noffset, &entry);
-		printf("%s  Entry Point:  ", p);
-		if (ret)
-			printf("unavailable\n");
-		else
-			printf("0x%08lx\n", entry);
-	}
-
-	/* Process all hash subnodes of the component image node */
-	for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
-	     (noffset >= 0) && (ndepth > 0);
-	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/* Direct child node of the component image node */
-			fit_image_print_hash(fit, noffset, p);
-		}
-	}
-}
-
-/**
- * fit_image_print_hash - prints out the hash node details
- * @fit: pointer to the FIT format image header
- * @noffset: offset of the hash node
- * @p: pointer to prefix string
- *
- * fit_image_print_hash() lists properies for the processed hash node
- *
- * returns:
- *     no returned results
- */
-void fit_image_print_hash(const void *fit, int noffset, const char *p)
-{
-	char *algo;
-	uint8_t *value;
-	int value_len;
-	int i, ret;
-
-	/*
-	 * Check subnode name, must be equal to "hash".
-	 * Multiple hash nodes require unique unit node
-	 * names, e.g. hash at 1, hash at 2, etc.
-	 */
-	if (strncmp(fit_get_name(fit, noffset, NULL),
-			FIT_HASH_NODENAME,
-			strlen(FIT_HASH_NODENAME)) != 0)
-		return;
-
-	debug("%s  Hash node:    '%s'\n", p,
-			fit_get_name(fit, noffset, NULL));
-
-	printf("%s  Hash algo:    ", p);
-	if (fit_image_hash_get_algo(fit, noffset, &algo)) {
-		printf("invalid/unsupported\n");
-		return;
-	}
-	printf("%s\n", algo);
-
-	ret = fit_image_hash_get_value(fit, noffset, &value,
-					&value_len);
-	printf("%s  Hash value:   ", p);
-	if (ret) {
-		printf("unavailable\n");
-	} else {
-		for (i = 0; i < value_len; i++)
-			printf("%02x", value[i]);
-		printf("\n");
-	}
-
-	debug("%s  Hash len:     %d\n", p, value_len);
-}
-
-/**
- * fit_get_desc - get node description property
- * @fit: pointer to the FIT format image header
- * @noffset: node offset
- * @desc: double pointer to the char, will hold pointer to the descrption
- *
- * fit_get_desc() reads description property from a given node, if
- * description is found pointer to it is returened in third call argument.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_get_desc(const void *fit, int noffset, char **desc)
-{
-	int len;
-
-	*desc = (char *)fdt_getprop(fit, noffset, FIT_DESC_PROP, &len);
-	if (*desc == NULL) {
-		fit_get_debug(fit, noffset, FIT_DESC_PROP, len);
-		return -1;
-	}
-
-	return 0;
-}
-
-/**
- * fit_get_timestamp - get node timestamp property
- * @fit: pointer to the FIT format image header
- * @noffset: node offset
- * @timestamp: pointer to the time_t, will hold read timestamp
- *
- * fit_get_timestamp() reads timestamp poperty from given node, if timestamp
- * is found and has a correct size its value is retured in third call
- * argument.
- *
- * returns:
- *     0, on success
- *     -1, on property read failure
- *     -2, on wrong timestamp size
- */
-int fit_get_timestamp(const void *fit, int noffset, time_t *timestamp)
-{
-	int len;
-	const void *data;
-
-	data = fdt_getprop(fit, noffset, FIT_TIMESTAMP_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_TIMESTAMP_PROP, len);
-		return -1;
-	}
-	if (len != sizeof(uint32_t)) {
-		debug("FIT timestamp with incorrect size of (%u)\n", len);
-		return -2;
-	}
-
-	*timestamp = uimage_to_cpu(*((uint32_t *)data));
-	return 0;
-}
-
-/**
- * fit_image_get_node - get node offset for component image of a given unit name
- * @fit: pointer to the FIT format image header
- * @image_uname: component image node unit name
- *
- * fit_image_get_node() finds a component image (withing the '/images'
- * node) of a provided unit name. If image is found its node offset is
- * returned to the caller.
- *
- * returns:
- *     image node offset when found (>=0)
- *     negative number on failure (FDT_ERR_* code)
- */
-int fit_image_get_node(const void *fit, const char *image_uname)
-{
-	int noffset, images_noffset;
-
-	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
-	if (images_noffset < 0) {
-		debug("Can't find images parent node '%s' (%s)\n",
-			FIT_IMAGES_PATH, fdt_strerror(images_noffset));
-		return images_noffset;
-	}
-
-	noffset = fdt_subnode_offset(fit, images_noffset, image_uname);
-	if (noffset < 0) {
-		debug("Can't get node offset for image unit name: '%s' (%s)\n",
-			image_uname, fdt_strerror(noffset));
-	}
-
-	return noffset;
-}
-
-/**
- * fit_image_get_os - get os id for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @os: pointer to the uint8_t, will hold os numeric id
- *
- * fit_image_get_os() finds os property in a given component image node.
- * If the property is found, its (string) value is translated to the numeric
- * id which is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_os(const void *fit, int noffset, uint8_t *os)
-{
-	int len;
-	const void *data;
-
-	/* Get OS name from property data */
-	data = fdt_getprop(fit, noffset, FIT_OS_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_OS_PROP, len);
-		*os = -1;
-		return -1;
-	}
-
-	/* Translate OS name to id */
-	*os = genimg_get_os_id(data);
-	return 0;
-}
-
-/**
- * fit_image_get_arch - get arch id for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @arch: pointer to the uint8_t, will hold arch numeric id
- *
- * fit_image_get_arch() finds arch property in a given component image node.
- * If the property is found, its (string) value is translated to the numeric
- * id which is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_arch(const void *fit, int noffset, uint8_t *arch)
-{
-	int len;
-	const void *data;
-
-	/* Get architecture name from property data */
-	data = fdt_getprop(fit, noffset, FIT_ARCH_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_ARCH_PROP, len);
-		*arch = -1;
-		return -1;
-	}
-
-	/* Translate architecture name to id */
-	*arch = genimg_get_arch_id(data);
-	return 0;
-}
-
-/**
- * fit_image_get_type - get type id for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @type: pointer to the uint8_t, will hold type numeric id
- *
- * fit_image_get_type() finds type property in a given component image node.
- * If the property is found, its (string) value is translated to the numeric
- * id which is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_type(const void *fit, int noffset, uint8_t *type)
-{
-	int len;
-	const void *data;
-
-	/* Get image type name from property data */
-	data = fdt_getprop(fit, noffset, FIT_TYPE_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_TYPE_PROP, len);
-		*type = -1;
-		return -1;
-	}
-
-	/* Translate image type name to id */
-	*type = genimg_get_type_id(data);
-	return 0;
-}
-
-/**
- * fit_image_get_comp - get comp id for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @comp: pointer to the uint8_t, will hold comp numeric id
- *
- * fit_image_get_comp() finds comp property in a given component image node.
- * If the property is found, its (string) value is translated to the numeric
- * id which is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_comp(const void *fit, int noffset, uint8_t *comp)
-{
-	int len;
-	const void *data;
-
-	/* Get compression name from property data */
-	data = fdt_getprop(fit, noffset, FIT_COMP_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_COMP_PROP, len);
-		*comp = -1;
-		return -1;
-	}
-
-	/* Translate compression name to id */
-	*comp = genimg_get_comp_id(data);
-	return 0;
-}
-
-/**
- * fit_image_get_load - get load address property for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @load: pointer to the uint32_t, will hold load address
- *
- * fit_image_get_load() finds load address property in a given component image node.
- * If the property is found, its value is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_load(const void *fit, int noffset, ulong *load)
-{
-	int len;
-	const uint32_t *data;
-
-	data = fdt_getprop(fit, noffset, FIT_LOAD_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_LOAD_PROP, len);
-		return -1;
-	}
-
-	*load = uimage_to_cpu(*data);
-	return 0;
-}
-
-/**
- * fit_image_get_entry - get entry point address property for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @entry: pointer to the uint32_t, will hold entry point address
- *
- * fit_image_get_entry() finds entry point address property in a given component image node.
- * If the property is found, its value is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_entry(const void *fit, int noffset, ulong *entry)
-{
-	int len;
-	const uint32_t *data;
-
-	data = fdt_getprop(fit, noffset, FIT_ENTRY_PROP, &len);
-	if (data == NULL) {
-		fit_get_debug(fit, noffset, FIT_ENTRY_PROP, len);
-		return -1;
-	}
-
-	*entry = uimage_to_cpu(*data);
-	return 0;
-}
-
-/**
- * fit_image_get_data - get data property and its size for a given component image node
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @data: double pointer to void, will hold data property's data address
- * @size: pointer to size_t, will hold data property's data size
- *
- * fit_image_get_data() finds data property in a given component image node.
- * If the property is found its data start address and size are returned to
- * the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_get_data(const void *fit, int noffset,
-		const void **data, size_t *size)
-{
-	int len;
-
-	*data = fdt_getprop(fit, noffset, FIT_DATA_PROP, &len);
-	if (*data == NULL) {
-		fit_get_debug(fit, noffset, FIT_DATA_PROP, len);
-		*size = 0;
-		return -1;
-	}
-
-	*size = len;
-	return 0;
-}
-
-/**
- * fit_image_hash_get_algo - get hash algorithm name
- * @fit: pointer to the FIT format image header
- * @noffset: hash node offset
- * @algo: double pointer to char, will hold pointer to the algorithm name
- *
- * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
- * If the property is found its data start address is returned to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_hash_get_algo(const void *fit, int noffset, char **algo)
-{
-	int len;
-
-	*algo = (char *)fdt_getprop(fit, noffset, FIT_ALGO_PROP, &len);
-	if (*algo == NULL) {
-		fit_get_debug(fit, noffset, FIT_ALGO_PROP, len);
-		return -1;
-	}
-
-	return 0;
-}
-
-/**
- * fit_image_hash_get_value - get hash value and length
- * @fit: pointer to the FIT format image header
- * @noffset: hash node offset
- * @value: double pointer to uint8_t, will hold address of a hash value data
- * @value_len: pointer to an int, will hold hash data length
- *
- * fit_image_hash_get_value() finds hash value property in a given hash node.
- * If the property is found its data start address and size are returned to
- * the caller.
- *
- * returns:
- *     0, on success
- *     -1, on failure
- */
-int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value,
-				int *value_len)
-{
-	int len;
-
-	*value = (uint8_t *)fdt_getprop(fit, noffset, FIT_VALUE_PROP, &len);
-	if (*value == NULL) {
-		fit_get_debug(fit, noffset, FIT_VALUE_PROP, len);
-		*value_len = 0;
-		return -1;
-	}
-
-	*value_len = len;
-	return 0;
-}
-
-#ifndef USE_HOSTCC
-/**
- * fit_image_hash_get_ignore - get hash ignore flag
- * @fit: pointer to the FIT format image header
- * @noffset: hash node offset
- * @ignore: pointer to an int, will hold hash ignore flag
- *
- * fit_image_hash_get_ignore() finds hash ignore property in a given hash node.
- * If the property is found and non-zero, the hash algorithm is not verified by
- * u-boot automatically.
- *
- * returns:
- *     0, on ignore not found
- *     value, on ignore found
- */
-int fit_image_hash_get_ignore(const void *fit, int noffset, int *ignore)
-{
-	int len;
-	int *value;
-
-	value = (int *)fdt_getprop(fit, noffset, FIT_IGNORE_PROP, &len);
-	if (value == NULL || len != sizeof(int))
-		*ignore = 0;
-	else
-		*ignore = *value;
-
-	return 0;
-}
-#endif
-
-/**
- * fit_set_timestamp - set node timestamp property
- * @fit: pointer to the FIT format image header
- * @noffset: node offset
- * @timestamp: timestamp value to be set
- *
- * fit_set_timestamp() attempts to set timestamp property in the requested
- * node and returns operation status to the caller.
- *
- * returns:
- *     0, on success
- *     -1, on property read failure
- */
-int fit_set_timestamp(void *fit, int noffset, time_t timestamp)
-{
-	uint32_t t;
-	int ret;
-
-	t = cpu_to_uimage(timestamp);
-	ret = fdt_setprop(fit, noffset, FIT_TIMESTAMP_PROP, &t,
-				sizeof(uint32_t));
-	if (ret) {
-		printf("Can't set '%s' property for '%s' node (%s)\n",
-			FIT_TIMESTAMP_PROP, fit_get_name(fit, noffset, NULL),
-			fdt_strerror(ret));
-		return -1;
-	}
-
-	return 0;
-}
-
-/**
- * calculate_hash - calculate and return hash for provided input data
- * @data: pointer to the input data
- * @data_len: data length
- * @algo: requested hash algorithm
- * @value: pointer to the char, will hold hash value data (caller must
- * allocate enough free space)
- * value_len: length of the calculated hash
- *
- * calculate_hash() computes input data hash according to the requested algorithm.
- * Resulting hash value is placed in caller provided 'value' buffer, length
- * of the calculated hash is returned via value_len pointer argument.
- *
- * returns:
- *     0, on success
- *    -1, when algo is unsupported
- */
-static int calculate_hash(const void *data, int data_len, const char *algo,
-			uint8_t *value, int *value_len)
-{
-	if (strcmp(algo, "crc32") == 0) {
-		*((uint32_t *)value) = crc32_wd(0, data, data_len,
-							CHUNKSZ_CRC32);
-		*((uint32_t *)value) = cpu_to_uimage(*((uint32_t *)value));
-		*value_len = 4;
-	} else if (strcmp(algo, "sha1") == 0) {
-		sha1_csum_wd((unsigned char *) data, data_len,
-				(unsigned char *) value, CHUNKSZ_SHA1);
-		*value_len = 20;
-	} else if (strcmp(algo, "md5") == 0) {
-		md5_wd((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
-		*value_len = 16;
-	} else {
-		debug("Unsupported hash alogrithm\n");
-		return -1;
-	}
-	return 0;
-}
-
-#ifdef USE_HOSTCC
-/**
- * fit_set_hashes - process FIT component image nodes and calculate hashes
- * @fit: pointer to the FIT format image header
- *
- * fit_set_hashes() adds hash values for all component images in the FIT blob.
- * Hashes are calculated for all component images which have hash subnodes
- * with algorithm property set to one of the supported hash algorithms.
- *
- * returns
- *     0, on success
- *     libfdt error code, on failure
- */
-int fit_set_hashes(void *fit)
-{
-	int images_noffset;
-	int noffset;
-	int ndepth;
-	int ret;
-
-	/* Find images parent node offset */
-	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
-	if (images_noffset < 0) {
-		printf("Can't find images parent node '%s' (%s)\n",
-			FIT_IMAGES_PATH, fdt_strerror(images_noffset));
-		return images_noffset;
-	}
-
-	/* Process its subnodes, print out component images details */
-	for (ndepth = 0, noffset = fdt_next_node(fit, images_noffset, &ndepth);
-	     (noffset >= 0) && (ndepth > 0);
-	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/*
-			 * Direct child node of the images parent node,
-			 * i.e. component image node.
-			 */
-			ret = fit_image_set_hashes(fit, noffset);
-			if (ret)
-				return ret;
-		}
-	}
-
-	return 0;
-}
-
-/**
- * fit_image_set_hashes - calculate/set hashes for given component image node
- * @fit: pointer to the FIT format image header
- * @image_noffset: requested component image node
- *
- * fit_image_set_hashes() adds hash values for an component image node. All
- * existing hash subnodes are checked, if algorithm property is set to one of
- * the supported hash algorithms, hash value is computed and corresponding
- * hash node property is set, for example:
- *
- * Input component image node structure:
- *
- * o image at 1 (at image_noffset)
- *   | - data = [binary data]
- *   o hash at 1
- *     |- algo = "sha1"
- *
- * Output component image node structure:
- *
- * o image at 1 (at image_noffset)
- *   | - data = [binary data]
- *   o hash at 1
- *     |- algo = "sha1"
- *     |- value = sha1(data)
- *
- * returns:
- *     0 on sucess
- *    <0 on failure
- */
-int fit_image_set_hashes(void *fit, int image_noffset)
-{
-	const void *data;
-	size_t size;
-	char *algo;
-	uint8_t value[FIT_MAX_HASH_LEN];
-	int value_len;
-	int noffset;
-	int ndepth;
-
-	/* Get image data and data length */
-	if (fit_image_get_data(fit, image_noffset, &data, &size)) {
-		printf("Can't get image data/size\n");
-		return -1;
-	}
-
-	/* Process all hash subnodes of the component image node */
-	for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
-	     (noffset >= 0) && (ndepth > 0);
-	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/* Direct child node of the component image node */
-
-			/*
-			 * Check subnode name, must be equal to "hash".
-			 * Multiple hash nodes require unique unit node
-			 * names, e.g. hash at 1, hash at 2, etc.
-			 */
-			if (strncmp(fit_get_name(fit, noffset, NULL),
-						FIT_HASH_NODENAME,
-						strlen(FIT_HASH_NODENAME)) != 0) {
-				/* Not a hash subnode, skip it */
-				continue;
-			}
-
-			if (fit_image_hash_get_algo(fit, noffset, &algo)) {
-				printf("Can't get hash algo property for "
-					"'%s' hash node in '%s' image node\n",
-					fit_get_name(fit, noffset, NULL),
-					fit_get_name(fit, image_noffset, NULL));
-				return -1;
-			}
-
-			if (calculate_hash(data, size, algo, value,
-						&value_len)) {
-				printf("Unsupported hash algorithm (%s) for "
-					"'%s' hash node in '%s' image node\n",
-					algo, fit_get_name(fit, noffset, NULL),
-					fit_get_name(fit, image_noffset,
-							NULL));
-				return -1;
-			}
-
-			if (fit_image_hash_set_value(fit, noffset, value,
-							value_len)) {
-				printf("Can't set hash value for "
-					"'%s' hash node in '%s' image node\n",
-					fit_get_name(fit, noffset, NULL),
-					fit_get_name(fit, image_noffset, NULL));
-				return -1;
-			}
-		}
-	}
-
-	return 0;
-}
-
-/**
- * fit_image_hash_set_value - set hash value in requested has node
- * @fit: pointer to the FIT format image header
- * @noffset: hash node offset
- * @value: hash value to be set
- * @value_len: hash value length
- *
- * fit_image_hash_set_value() attempts to set hash value in a node at offset
- * given and returns operation status to the caller.
- *
- * returns
- *     0, on success
- *     -1, on failure
- */
-int fit_image_hash_set_value(void *fit, int noffset, uint8_t *value,
-				int value_len)
-{
-	int ret;
-
-	ret = fdt_setprop(fit, noffset, FIT_VALUE_PROP, value, value_len);
-	if (ret) {
-		printf("Can't set hash '%s' property for '%s' node(%s)\n",
-			FIT_VALUE_PROP, fit_get_name(fit, noffset, NULL),
-			fdt_strerror(ret));
-		return -1;
-	}
-
-	return 0;
-}
-#endif /* USE_HOSTCC */
-
-/**
- * fit_image_check_hashes - verify data intergity
- * @fit: pointer to the FIT format image header
- * @image_noffset: component image node offset
- *
- * fit_image_check_hashes() goes over component image hash nodes,
- * re-calculates each data hash and compares with the value stored in hash
- * node.
- *
- * returns:
- *     1, if all hashes are valid
- *     0, otherwise (or on error)
- */
-int fit_image_check_hashes(const void *fit, int image_noffset)
-{
-	const void	*data;
-	size_t		size;
-	char		*algo;
-	uint8_t		*fit_value;
-	int		fit_value_len;
-#ifndef USE_HOSTCC
-	int		ignore;
-#endif
-	uint8_t		value[FIT_MAX_HASH_LEN];
-	int		value_len;
-	int		noffset;
-	int		ndepth;
-	char		*err_msg = "";
-
-	/* Get image data and data length */
-	if (fit_image_get_data(fit, image_noffset, &data, &size)) {
-		printf("Can't get image data/size\n");
-		return 0;
-	}
-
-	/* Process all hash subnodes of the component image node */
-	for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
-	     (noffset >= 0) && (ndepth > 0);
-	     noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/* Direct child node of the component image node */
-
-			/*
-			 * Check subnode name, must be equal to "hash".
-			 * Multiple hash nodes require unique unit node
-			 * names, e.g. hash at 1, hash at 2, etc.
-			 */
-			if (strncmp(fit_get_name(fit, noffset, NULL),
-					FIT_HASH_NODENAME,
-					strlen(FIT_HASH_NODENAME)) != 0)
-				continue;
-
-			if (fit_image_hash_get_algo(fit, noffset, &algo)) {
-				err_msg = " error!\nCan't get hash algo "
-						"property";
-				goto error;
-			}
-			printf("%s", algo);
-
-#ifndef USE_HOSTCC
-			fit_image_hash_get_ignore(fit, noffset, &ignore);
-			if (ignore) {
-				printf("-skipped ");
-				continue;
-			}
-#endif
-
-			if (fit_image_hash_get_value(fit, noffset, &fit_value,
-							&fit_value_len)) {
-				err_msg = " error!\nCan't get hash value "
-						"property";
-				goto error;
-			}
-
-			if (calculate_hash(data, size, algo, value,
-						&value_len)) {
-				err_msg = " error!\n"
-						"Unsupported hash algorithm";
-				goto error;
-			}
-
-			if (value_len != fit_value_len) {
-				err_msg = " error !\nBad hash value len";
-				goto error;
-			} else if (memcmp(value, fit_value, value_len) != 0) {
-				err_msg = " error!\nBad hash value";
-				goto error;
-			}
-			printf("+ ");
-		}
-	}
-
-	if (noffset == -FDT_ERR_TRUNCATED || noffset == -FDT_ERR_BADSTRUCTURE) {
-		err_msg = " error!\nCorrupted or truncated tree";
-		goto error;
-	}
-
-	return 1;
-
-error:
-	printf("%s for '%s' hash node in '%s' image node\n",
-			err_msg, fit_get_name(fit, noffset, NULL),
-			fit_get_name(fit, image_noffset, NULL));
-	return 0;
-}
-
-/**
- * fit_all_image_check_hashes - verify data intergity for all images
- * @fit: pointer to the FIT format image header
- *
- * fit_all_image_check_hashes() goes over all images in the FIT and
- * for every images checks if all it's hashes are valid.
- *
- * returns:
- *     1, if all hashes of all images are valid
- *     0, otherwise (or on error)
- */
-int fit_all_image_check_hashes(const void *fit)
-{
-	int images_noffset;
-	int noffset;
-	int ndepth;
-	int count;
-
-	/* Find images parent node offset */
-	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
-	if (images_noffset < 0) {
-		printf("Can't find images parent node '%s' (%s)\n",
-			FIT_IMAGES_PATH, fdt_strerror(images_noffset));
-		return 0;
-	}
-
-	/* Process all image subnodes, check hashes for each */
-	printf("## Checking hash(es) for FIT Image at %08lx ...\n",
-		(ulong)fit);
-	for (ndepth = 0, count = 0,
-		noffset = fdt_next_node(fit, images_noffset, &ndepth);
-		(noffset >= 0) && (ndepth > 0);
-		noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		if (ndepth == 1) {
-			/*
-			 * Direct child node of the images parent node,
-			 * i.e. component image node.
-			 */
-			printf("   Hash(es) for Image %u (%s): ", count++,
-					fit_get_name(fit, noffset, NULL));
-
-			if (!fit_image_check_hashes(fit, noffset))
-				return 0;
-			printf("\n");
-		}
-	}
-	return 1;
-}
-
-/**
- * fit_image_check_os - check whether image node is of a given os type
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @os: requested image os
- *
- * fit_image_check_os() reads image os property and compares its numeric
- * id with the requested os. Comparison result is returned to the caller.
- *
- * returns:
- *     1 if image is of given os type
- *     0 otherwise (or on error)
- */
-int fit_image_check_os(const void *fit, int noffset, uint8_t os)
-{
-	uint8_t image_os;
-
-	if (fit_image_get_os(fit, noffset, &image_os))
-		return 0;
-	return (os == image_os);
-}
-
-/**
- * fit_image_check_arch - check whether image node is of a given arch
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @arch: requested imagearch
- *
- * fit_image_check_arch() reads image arch property and compares its numeric
- * id with the requested arch. Comparison result is returned to the caller.
- *
- * returns:
- *     1 if image is of given arch
- *     0 otherwise (or on error)
- */
-int fit_image_check_arch(const void *fit, int noffset, uint8_t arch)
-{
-	uint8_t image_arch;
-
-	if (fit_image_get_arch(fit, noffset, &image_arch))
-		return 0;
-	return (arch == image_arch);
-}
-
-/**
- * fit_image_check_type - check whether image node is of a given type
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @type: requested image type
- *
- * fit_image_check_type() reads image type property and compares its numeric
- * id with the requested type. Comparison result is returned to the caller.
- *
- * returns:
- *     1 if image is of given type
- *     0 otherwise (or on error)
- */
-int fit_image_check_type(const void *fit, int noffset, uint8_t type)
-{
-	uint8_t image_type;
-
-	if (fit_image_get_type(fit, noffset, &image_type))
-		return 0;
-	return (type == image_type);
-}
-
-/**
- * fit_image_check_comp - check whether image node uses given compression
- * @fit: pointer to the FIT format image header
- * @noffset: component image node offset
- * @comp: requested image compression type
- *
- * fit_image_check_comp() reads image compression property and compares its
- * numeric id with the requested compression type. Comparison result is
- * returned to the caller.
- *
- * returns:
- *     1 if image uses requested compression
- *     0 otherwise (or on error)
- */
-int fit_image_check_comp(const void *fit, int noffset, uint8_t comp)
-{
-	uint8_t image_comp;
-
-	if (fit_image_get_comp(fit, noffset, &image_comp))
-		return 0;
-	return (comp == image_comp);
-}
-
-/**
- * fit_check_format - sanity check FIT image format
- * @fit: pointer to the FIT format image header
- *
- * fit_check_format() runs a basic sanity FIT image verification.
- * Routine checks for mandatory properties, nodes, etc.
- *
- * returns:
- *     1, on success
- *     0, on failure
- */
-int fit_check_format(const void *fit)
-{
-	/* mandatory / node 'description' property */
-	if (fdt_getprop(fit, 0, FIT_DESC_PROP, NULL) == NULL) {
-		debug("Wrong FIT format: no description\n");
-		return 0;
-	}
-
-	if (IMAGE_ENABLE_TIMESTAMP) {
-		/* mandatory / node 'timestamp' property */
-		if (fdt_getprop(fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
-			debug("Wrong FIT format: no timestamp\n");
-			return 0;
-		}
-	}
-
-	/* mandatory subimages parent '/images' node */
-	if (fdt_path_offset(fit, FIT_IMAGES_PATH) < 0) {
-		debug("Wrong FIT format: no images parent node\n");
-		return 0;
-	}
-
-	return 1;
-}
-
-
-/**
- * fit_conf_find_compat
- * @fit: pointer to the FIT format image header
- * @fdt: pointer to the device tree to compare against
- *
- * fit_conf_find_compat() attempts to find the configuration whose fdt is the
- * most compatible with the passed in device tree.
- *
- * Example:
- *
- * / o image-tree
- *   |-o images
- *   | |-o fdt at 1
- *   | |-o fdt at 2
- *   |
- *   |-o configurations
- *     |-o config at 1
- *     | |-fdt = fdt at 1
- *     |
- *     |-o config at 2
- *       |-fdt = fdt at 2
- *
- * / o U-Boot fdt
- *   |-compatible = "foo,bar", "bim,bam"
- *
- * / o kernel fdt1
- *   |-compatible = "foo,bar",
- *
- * / o kernel fdt2
- *   |-compatible = "bim,bam", "baz,biz"
- *
- * Configuration 1 would be picked because the first string in U-Boot's
- * compatible list, "foo,bar", matches a compatible string in the root of fdt1.
- * "bim,bam" in fdt2 matches the second string which isn't as good as fdt1.
- *
- * returns:
- *     offset to the configuration to use if one was found
- *     -1 otherwise
- */
-int fit_conf_find_compat(const void *fit, const void *fdt)
-{
-	int ndepth = 0;
-	int noffset, confs_noffset, images_noffset;
-	const void *fdt_compat;
-	int fdt_compat_len;
-	int best_match_offset = 0;
-	int best_match_pos = 0;
-
-	confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
-	images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
-	if (confs_noffset < 0 || images_noffset < 0) {
-		debug("Can't find configurations or images nodes.\n");
-		return -1;
-	}
-
-	fdt_compat = fdt_getprop(fdt, 0, "compatible", &fdt_compat_len);
-	if (!fdt_compat) {
-		debug("Fdt for comparison has no \"compatible\" property.\n");
-		return -1;
-	}
-
-	/*
-	 * Loop over the configurations in the FIT image.
-	 */
-	for (noffset = fdt_next_node(fit, confs_noffset, &ndepth);
-			(noffset >= 0) && (ndepth > 0);
-			noffset = fdt_next_node(fit, noffset, &ndepth)) {
-		const void *kfdt;
-		const char *kfdt_name;
-		int kfdt_noffset;
-		const char *cur_fdt_compat;
-		int len;
-		size_t size;
-		int i;
-
-		if (ndepth > 1)
-			continue;
-
-		kfdt_name = fdt_getprop(fit, noffset, "fdt", &len);
-		if (!kfdt_name) {
-			debug("No fdt property found.\n");
-			continue;
-		}
-		kfdt_noffset = fdt_subnode_offset(fit, images_noffset,
-						  kfdt_name);
-		if (kfdt_noffset < 0) {
-			debug("No image node named \"%s\" found.\n",
-			      kfdt_name);
-			continue;
-		}
-		/*
-		 * Get a pointer to this configuration's fdt.
-		 */
-		if (fit_image_get_data(fit, kfdt_noffset, &kfdt, &size)) {
-			debug("Failed to get fdt \"%s\".\n", kfdt_name);
-			continue;
-		}
-
-		len = fdt_compat_len;
-		cur_fdt_compat = fdt_compat;
-		/*
-		 * Look for a match for each U-Boot compatibility string in
-		 * turn in this configuration's fdt.
-		 */
-		for (i = 0; len > 0 &&
-		     (!best_match_offset || best_match_pos > i); i++) {
-			int cur_len = strlen(cur_fdt_compat) + 1;
-
-			if (!fdt_node_check_compatible(kfdt, 0,
-						       cur_fdt_compat)) {
-				best_match_offset = noffset;
-				best_match_pos = i;
-				break;
-			}
-			len -= cur_len;
-			cur_fdt_compat += cur_len;
-		}
-	}
-	if (!best_match_offset) {
-		debug("No match found.\n");
-		return -1;
-	}
-
-	return best_match_offset;
-}
-
-/**
- * fit_conf_get_node - get node offset for configuration of a given unit name
- * @fit: pointer to the FIT format image header
- * @conf_uname: configuration node unit name
- *
- * fit_conf_get_node() finds a configuration (withing the '/configurations'
- * parant node) of a provided unit name. If configuration is found its node offset
- * is returned to the caller.
- *
- * When NULL is provided in second argument fit_conf_get_node() will search
- * for a default configuration node instead. Default configuration node unit name
- * is retrived from FIT_DEFAULT_PROP property of the '/configurations' node.
- *
- * returns:
- *     configuration node offset when found (>=0)
- *     negative number on failure (FDT_ERR_* code)
- */
-int fit_conf_get_node(const void *fit, const char *conf_uname)
-{
-	int noffset, confs_noffset;
-	int len;
-
-	confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
-	if (confs_noffset < 0) {
-		debug("Can't find configurations parent node '%s' (%s)\n",
-			FIT_CONFS_PATH, fdt_strerror(confs_noffset));
-		return confs_noffset;
-	}
-
-	if (conf_uname == NULL) {
-		/* get configuration unit name from the default property */
-		debug("No configuration specified, trying default...\n");
-		conf_uname = (char *)fdt_getprop(fit, confs_noffset,
-						 FIT_DEFAULT_PROP, &len);
-		if (conf_uname == NULL) {
-			fit_get_debug(fit, confs_noffset, FIT_DEFAULT_PROP,
-					len);
-			return len;
-		}
-		debug("Found default configuration: '%s'\n", conf_uname);
-	}
-
-	noffset = fdt_subnode_offset(fit, confs_noffset, conf_uname);
-	if (noffset < 0) {
-		debug("Can't get node offset for configuration unit name: "
-			"'%s' (%s)\n",
-			conf_uname, fdt_strerror(noffset));
-	}
-
-	return noffset;
-}
-
-static int __fit_conf_get_prop_node(const void *fit, int noffset,
-		const char *prop_name)
-{
-	char *uname;
-	int len;
-
-	/* get kernel image unit name from configuration kernel property */
-	uname = (char *)fdt_getprop(fit, noffset, prop_name, &len);
-	if (uname == NULL)
-		return len;
-
-	return fit_image_get_node(fit, uname);
-}
-
-/**
- * fit_conf_get_kernel_node - get kernel image node offset that corresponds to
- * a given configuration
- * @fit: pointer to the FIT format image header
- * @noffset: configuration node offset
- *
- * fit_conf_get_kernel_node() retrives kernel image node unit name from
- * configuration FIT_KERNEL_PROP property and translates it to the node
- * offset.
- *
- * returns:
- *     image node offset when found (>=0)
- *     negative number on failure (FDT_ERR_* code)
- */
-int fit_conf_get_kernel_node(const void *fit, int noffset)
-{
-	return __fit_conf_get_prop_node(fit, noffset, FIT_KERNEL_PROP);
-}
-
-/**
- * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
- * a given configuration
- * @fit: pointer to the FIT format image header
- * @noffset: configuration node offset
- *
- * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
- * configuration FIT_KERNEL_PROP property and translates it to the node
- * offset.
- *
- * returns:
- *     image node offset when found (>=0)
- *     negative number on failure (FDT_ERR_* code)
- */
-int fit_conf_get_ramdisk_node(const void *fit, int noffset)
-{
-	return __fit_conf_get_prop_node(fit, noffset, FIT_RAMDISK_PROP);
-}
-
-/**
- * fit_conf_get_fdt_node - get fdt image node offset that corresponds to
- * a given configuration
- * @fit: pointer to the FIT format image header
- * @noffset: configuration node offset
- *
- * fit_conf_get_fdt_node() retrives fdt image node unit name from
- * configuration FIT_KERNEL_PROP property and translates it to the node
- * offset.
- *
- * returns:
- *     image node offset when found (>=0)
- *     negative number on failure (FDT_ERR_* code)
- */
-int fit_conf_get_fdt_node(const void *fit, int noffset)
-{
-	return __fit_conf_get_prop_node(fit, noffset, FIT_FDT_PROP);
-}
-
-/**
- * fit_conf_print - prints out the FIT configuration details
- * @fit: pointer to the FIT format image header
- * @noffset: offset of the configuration node
- * @p: pointer to prefix string
- *
- * fit_conf_print() lists all mandatory properies for the processed
- * configuration node.
- *
- * returns:
- *     no returned results
- */
-void fit_conf_print(const void *fit, int noffset, const char *p)
-{
-	char *desc;
-	char *uname;
-	int ret;
-
-	/* Mandatory properties */
-	ret = fit_get_desc(fit, noffset, &desc);
-	printf("%s  Description:  ", p);
-	if (ret)
-		printf("unavailable\n");
-	else
-		printf("%s\n", desc);
-
-	uname = (char *)fdt_getprop(fit, noffset, FIT_KERNEL_PROP, NULL);
-	printf("%s  Kernel:       ", p);
-	if (uname == NULL)
-		printf("unavailable\n");
-	else
-		printf("%s\n", uname);
-
-	/* Optional properties */
-	uname = (char *)fdt_getprop(fit, noffset, FIT_RAMDISK_PROP, NULL);
-	if (uname)
-		printf("%s  Init Ramdisk: %s\n", p, uname);
-
-	uname = (char *)fdt_getprop(fit, noffset, FIT_FDT_PROP, NULL);
-	if (uname)
-		printf("%s  FDT:          %s\n", p, uname);
-}
-
-/**
- * fit_check_ramdisk - verify FIT format ramdisk subimage
- * @fit_hdr: pointer to the FIT ramdisk header
- * @rd_noffset: ramdisk subimage node offset within FIT image
- * @arch: requested ramdisk image architecture type
- * @verify: data CRC verification flag
- *
- * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
- * specified FIT image.
- *
- * returns:
- *     1, on success
- *     0, on failure
- */
-#ifndef USE_HOSTCC
-int fit_check_ramdisk(const void *fit, int rd_noffset, uint8_t arch,
-			int verify)
-{
-	fit_image_print(fit, rd_noffset, "   ");
-
-	if (verify) {
-		puts("   Verifying Hash Integrity ... ");
-		if (!fit_image_check_hashes(fit, rd_noffset)) {
-			puts("Bad Data Hash\n");
-			bootstage_error(BOOTSTAGE_ID_FIT_RD_HASH);
-			return 0;
-		}
-		puts("OK\n");
-	}
-
-	bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK_ALL);
-	if (!fit_image_check_os(fit, rd_noffset, IH_OS_LINUX) ||
-	    !fit_image_check_arch(fit, rd_noffset, arch) ||
-	    !fit_image_check_type(fit, rd_noffset, IH_TYPE_RAMDISK)) {
-		printf("No Linux %s Ramdisk Image\n",
-				genimg_get_arch_name(arch));
-		bootstage_error(BOOTSTAGE_ID_FIT_RD_CHECK_ALL);
-		return 0;
-	}
-
-	bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK_ALL_OK);
-	return 1;
-}
-#endif /* USE_HOSTCC */
-#endif /* CONFIG_FIT */
diff --git a/tools/Makefile b/tools/Makefile
index c5952fc..81c5c38 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -78,6 +78,7 @@ BIN_FILES-$(CONFIG_KIRKWOOD) += kwboot$(SFX)
 # Source files which exist outside the tools directory
 EXT_OBJ_FILES-$(CONFIG_BUILD_ENVCRC) += common/env_embedded.o
 EXT_OBJ_FILES-y += common/image.o
+EXT_OBJ_FILES-$(CONFIG_FIT) += common/image-fit.o
 EXT_OBJ_FILES-y += lib/crc32.o
 EXT_OBJ_FILES-y += lib/md5.o
 EXT_OBJ_FILES-y += lib/sha1.o
@@ -208,6 +209,7 @@ $(obj)mkimage$(SFX):	$(obj)aisimage.o \
 			$(obj)crc32.o \
 			$(obj)default_image.o \
 			$(obj)fit_image.o \
+			$(obj)image-fit.o \
 			$(obj)image.o \
 			$(obj)imximage.o \
 			$(obj)kwbimage.o \
-- 
1.8.1.3



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