mirror of
https://github.com/AsahiLinux/u-boot
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eea6cd8d7c
Support packing optional second level boot-loader: $ ./tools/mkimage -n rk3399 -T rksd -d \ rk3399_ddr_800MHz_v1.24.bin:rk3399_miniloader_v1.19.bin out -v Adding Image rk3399_ddr_800MHz_v1.24.bin Size 116492(pad to 116736) Adding Image rk3399_miniloader_v1.19.bin Size 88060(pad to 88064) Image Type: Rockchip RK33 (SD/MMC) boot image Init Data Size: 116736 bytes Boot Data Size: 88064 bytes Mainly parse init file and boot file from datafile option, copy them to the image with 2KB alignment. Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com> Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2015 Google, Inc
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* Written by Simon Glass <sjg@chromium.org>
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*/
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#ifndef _RKCOMMON_H
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#define _RKCOMMON_H
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enum {
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RK_BLK_SIZE = 512,
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RK_SIZE_ALIGN = 2048,
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RK_INIT_OFFSET = 4,
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RK_MAX_BOOT_SIZE = 512 << 10,
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RK_SPL_HDR_START = RK_INIT_OFFSET * RK_BLK_SIZE,
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RK_SPL_HDR_SIZE = 4,
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};
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/**
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* rkcommon_check_params() - check params
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*
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* @return 0 if OK, -1 if ERROR.
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*/
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int rkcommon_check_params(struct image_tool_params *params);
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/**
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* rkcommon_get_spl_hdr() - get 4-bytes spl hdr for a Rockchip boot image
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*
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* Rockchip's bootrom requires the spl loader to start with a 4-bytes
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* header. The content of this header depends on the chip type.
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*/
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const char *rkcommon_get_spl_hdr(struct image_tool_params *params);
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/**
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* rkcommon_get_spl_size() - get spl size for a Rockchip boot image
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*
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* Different chip may have different sram size. And if we want to jump
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* back to the bootrom after spl, we may need to reserve some sram space
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* for the bootrom.
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* The spl loader size should be sram size minus reserved size(if needed)
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*/
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int rkcommon_get_spl_size(struct image_tool_params *params);
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/**
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* rkcommon_set_header() - set up the header for a Rockchip boot image
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*
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* This sets up a 2KB header which can be interpreted by the Rockchip boot ROM.
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*
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* @buf: Pointer to header place (must be at least 2KB in size)
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*/
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void rkcommon_set_header(void *buf, struct stat *sbuf, int ifd,
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struct image_tool_params *params);
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/**
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* rkcommon_verify_header() - verify the header for a Rockchip boot image
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*
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* @buf: Pointer to the image file
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* @file_size: Size of entire bootable image file (incl. all padding)
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* @return 0 if OK
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*/
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int rkcommon_verify_header(unsigned char *buf, int size,
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struct image_tool_params *params);
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/**
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* rkcommon_print_header() - print the header for a Rockchip boot image
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*
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* This prints the header, spl_name and whether this is a SD/MMC or SPI image.
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*
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* @buf: Pointer to the image (can be a read-only file-mapping)
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*/
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void rkcommon_print_header(const void *buf);
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/**
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* rkcommon_need_rc4_spl() - check if rc4 encoded spl is required
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*
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* Some socs cannot disable the rc4-encryption of the spl binary.
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* rc4 encryption is disabled normally except on socs that cannot
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* handle unencrypted binaries.
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* @return true or false depending on rc4 being required.
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*/
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bool rkcommon_need_rc4_spl(struct image_tool_params *params);
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/**
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* rkcommon_rc4_encode_spl() - encode the spl binary
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*
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* Encrypts the SPL binary using the generic rc4 key as required
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* by some socs.
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*
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* @buf: Pointer to the SPL data (header and SPL binary)
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* @offset: offset inside buf to start at
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* @size: number of bytes to encode
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*/
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void rkcommon_rc4_encode_spl(void *buf, unsigned int offset, unsigned int size);
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/**
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* rkcommon_vrec_header() - allocate memory for the header
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*
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* @params: Pointer to the tool params structure
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* @tparams: Pointer tot the image type structure (for setting
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* the header and header_size)
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*
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* @return 0 (always)
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*/
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int rkcommon_vrec_header(struct image_tool_params *params,
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struct image_type_params *tparams);
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#endif
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