+/* 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
enum {
RK_BLK_SIZE = 512,
+ RK_SIZE_ALIGN = 2048,
RK_INIT_OFFSET = 4,
RK_MAX_BOOT_SIZE = 512 << 10,
RK_SPL_HDR_START = RK_INIT_OFFSET * RK_BLK_SIZE,
RK_SPL_HDR_SIZE = 4,
- RK_SPL_START = RK_SPL_HDR_START + RK_SPL_HDR_SIZE,
- RK_IMAGE_HEADER_LEN = RK_SPL_START,
};
/**
* rkcommon_check_params() - check params
*
- * @return 0 if OK, -1 if ERROR.
+ * Return: 0 if OK, -1 if ERROR.
*/
int rkcommon_check_params(struct image_tool_params *params);
const char *rkcommon_get_spl_hdr(struct image_tool_params *params);
/**
- * rkcommon_get_spl_hdr_padto8() - check if we need to pad to 8 bytes
- *
- * Rockchip's bootrom starts execution right after the SPL header (i.e.
- * at offset 4), but we can not reasonably align the test section of
- * an AArch64 SPL at 4 bytes (as this would break natural alignment
- * and any embedded constants might cause an alignment exception, which
- * is illegal in privileged modes).
- *
- * Padding is (for now) assumed to occur with a single AArch64 'nop'.
- */
-const bool rkcommon_get_spl_hdr_padto8(struct image_tool_params *params);
-
-/**
* rkcommon_get_spl_size() - get spl size for a Rockchip boot image
*
* Different chip may have different sram size. And if we want to jump
* This sets up a 2KB header which can be interpreted by the Rockchip boot ROM.
*
* @buf: Pointer to header place (must be at least 2KB in size)
- * @file_size: Size of the file we want the boot ROM to load, in bytes
- * @return 0 if OK, -ENOSPC if too large
*/
-int rkcommon_set_header(void *buf, uint file_size,
- struct image_tool_params *params);
+void rkcommon_set_header(void *buf, struct stat *sbuf, int ifd,
+ 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.
+ * Return: true or false depending on rc4 being required.
*/
bool rkcommon_need_rc4_spl(struct image_tool_params *params);
* @params: Pointer to the tool params structure
* @tparams: Pointer tot the image type structure (for setting
* the header and header_size)
+ *
+ * Return: 0 (always)
*/
-void rkcommon_vrec_header(struct image_tool_params *params,
- struct image_type_params *tparams);
+int rkcommon_vrec_header(struct image_tool_params *params,
+ struct image_type_params *tparams);
#endif