Merge branch 'master' of git://git.denx.de/u-boot-sunxi

[u-boot] / tools / rkcommon.h

diff --git a/tools/rkcommon.h b/tools/rkcommon.h
index c69540f5f38a35cab4bd9566af073716175e2139..47f47a52aaf2208cca1cbf91bc1b547cd6f85af8 100644 (file)
--- a/tools/rkcommon.h
+++ b/tools/rkcommon.h
@@ -1,8 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * (C) Copyright 2015 Google,  Inc
  * Written by Simon Glass <sjg@chromium.org>
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #ifndef _RKCOMMON_H
@@ -10,6 +9,7 @@
 
 enum {
        RK_BLK_SIZE             = 512,
+       RK_INIT_SIZE_ALIGN      = 2048,
        RK_INIT_OFFSET          = 4,
        RK_MAX_BOOT_SIZE        = 512 << 10,
        RK_SPL_HDR_START        = RK_INIT_OFFSET * RK_BLK_SIZE,
@@ -55,4 +55,61 @@ int rkcommon_get_spl_size(struct image_tool_params *params);
 int rkcommon_set_header(void *buf, uint file_size,
                        struct image_tool_params *params);
 
+/**
+ * rkcommon_verify_header() - verify the header for a Rockchip boot image
+ *
+ * @buf:       Pointer to the image file
+ * @file_size: Size of entire bootable image file (incl. all padding)
+ * @return 0 if OK
+ */
+int rkcommon_verify_header(unsigned char *buf, int size,
+                          struct image_tool_params *params);
+
+/**
+ * rkcommon_print_header() - print the header for a Rockchip boot image
+ *
+ * This prints the header, spl_name and whether this is a SD/MMC or SPI image.
+ *
+ * @buf:       Pointer to the image (can be a read-only file-mapping)
+ */
+void rkcommon_print_header(const void *buf);
+
+/**
+ * rkcommon_need_rc4_spl() - check if rc4 encoded spl is required
+ *
+ * Some socs cannot disable the rc4-encryption of the spl binary.
+ * rc4 encryption is disabled normally except on socs that cannot
+ * handle unencrypted binaries.
+ * @return true or false depending on rc4 being required.
+ */
+bool rkcommon_need_rc4_spl(struct image_tool_params *params);
+
+/**
+ * rkcommon_rc4_encode_spl() - encode the spl binary
+ *
+ * Encrypts the SPL binary using the generic rc4 key as required
+ * by some socs.
+ *
+ * @buf:       Pointer to the SPL data (header and SPL binary)
+ * @offset:    offset inside buf to start at
+ * @size:      number of bytes to encode
+ */
+void rkcommon_rc4_encode_spl(void *buf, unsigned int offset, unsigned int size);
+
+/**
+ * rkcommon_vrec_header() - allocate memory for the header
+ *
+ * @params:     Pointer to the tool params structure
+ * @tparams:    Pointer tot the image type structure (for setting
+ *              the header and header_size)
+ * @alignment:  Alignment (a power of two) that the image should be
+ *              padded to (e.g. 512 if we want to align with SD/MMC
+ *              blocksizes or 2048 for the SPI format)
+ *
+ * @return bytes of padding required/added (does not include the header_size)
+ */
+int rkcommon_vrec_header(struct image_tool_params *params,
+                        struct image_type_params *tparams,
+                        unsigned int alignment);
+
 #endif