mirror of
https://github.com/u-boot/u-boot.git
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7ddf8cfb0d
To use this offset for other boot device (like SDIO/MMC), lets rename it to a more generic name. This will be used be the SDIO/MMC SPL boot support for the A38x. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Luka Perkov <luka.perkov@sartura.hr> Cc: Dirk Eibach <eibach@gdsys.de>
936 lines
22 KiB
C
936 lines
22 KiB
C
/*
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* Image manipulator for Marvell SoCs
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* supports Kirkwood, Dove, Armada 370, and Armada XP
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*
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* (C) Copyright 2013 Thomas Petazzoni
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* <thomas.petazzoni@free-electrons.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* Not implemented: support for the register headers and secure
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* headers in v1 images
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*/
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#include "imagetool.h"
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#include <limits.h>
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#include <image.h>
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#include <stdint.h>
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#include "kwbimage.h"
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#define ALIGN_SUP(x, a) (((x) + (a - 1)) & ~(a - 1))
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/* Structure of the main header, version 0 (Kirkwood, Dove) */
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struct main_hdr_v0 {
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uint8_t blockid; /*0 */
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uint8_t nandeccmode; /*1 */
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uint16_t nandpagesize; /*2-3 */
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uint32_t blocksize; /*4-7 */
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uint32_t rsvd1; /*8-11 */
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uint32_t srcaddr; /*12-15 */
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uint32_t destaddr; /*16-19 */
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uint32_t execaddr; /*20-23 */
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uint8_t satapiomode; /*24 */
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uint8_t rsvd3; /*25 */
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uint16_t ddrinitdelay; /*26-27 */
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uint16_t rsvd2; /*28-29 */
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uint8_t ext; /*30 */
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uint8_t checksum; /*31 */
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};
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struct ext_hdr_v0_reg {
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uint32_t raddr;
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uint32_t rdata;
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};
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#define EXT_HDR_V0_REG_COUNT ((0x1dc - 0x20) / sizeof(struct ext_hdr_v0_reg))
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struct ext_hdr_v0 {
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uint32_t offset;
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uint8_t reserved[0x20 - sizeof(uint32_t)];
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struct ext_hdr_v0_reg rcfg[EXT_HDR_V0_REG_COUNT];
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uint8_t reserved2[7];
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uint8_t checksum;
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};
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/* Structure of the main header, version 1 (Armada 370, Armada XP) */
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struct main_hdr_v1 {
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uint8_t blockid; /* 0 */
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uint8_t reserved1; /* 1 */
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uint16_t reserved2; /* 2-3 */
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uint32_t blocksize; /* 4-7 */
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uint8_t version; /* 8 */
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uint8_t headersz_msb; /* 9 */
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uint16_t headersz_lsb; /* A-B */
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uint32_t srcaddr; /* C-F */
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uint32_t destaddr; /* 10-13 */
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uint32_t execaddr; /* 14-17 */
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uint8_t reserved3; /* 18 */
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uint8_t nandblocksize; /* 19 */
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uint8_t nandbadblklocation; /* 1A */
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uint8_t reserved4; /* 1B */
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uint16_t reserved5; /* 1C-1D */
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uint8_t ext; /* 1E */
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uint8_t checksum; /* 1F */
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};
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/*
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* Header for the optional headers, version 1 (Armada 370, Armada XP)
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*/
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struct opt_hdr_v1 {
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uint8_t headertype;
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uint8_t headersz_msb;
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uint16_t headersz_lsb;
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char data[0];
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};
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/*
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* Various values for the opt_hdr_v1->headertype field, describing the
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* different types of optional headers. The "secure" header contains
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* informations related to secure boot (encryption keys, etc.). The
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* "binary" header contains ARM binary code to be executed prior to
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* executing the main payload (usually the bootloader). This is
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* typically used to execute DDR3 training code. The "register" header
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* allows to describe a set of (address, value) tuples that are
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* generally used to configure the DRAM controller.
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*/
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#define OPT_HDR_V1_SECURE_TYPE 0x1
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#define OPT_HDR_V1_BINARY_TYPE 0x2
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#define OPT_HDR_V1_REGISTER_TYPE 0x3
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#define KWBHEADER_V1_SIZE(hdr) \
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(((hdr)->headersz_msb << 16) | (hdr)->headersz_lsb)
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static struct image_cfg_element *image_cfg;
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static int cfgn;
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struct boot_mode {
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unsigned int id;
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const char *name;
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};
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struct boot_mode boot_modes[] = {
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{ 0x4D, "i2c" },
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{ 0x5A, "spi" },
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{ 0x8B, "nand" },
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{ 0x78, "sata" },
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{ 0x9C, "pex" },
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{ 0x69, "uart" },
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{ 0xAE, "sdio" },
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{},
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};
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struct nand_ecc_mode {
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unsigned int id;
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const char *name;
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};
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struct nand_ecc_mode nand_ecc_modes[] = {
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{ 0x00, "default" },
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{ 0x01, "hamming" },
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{ 0x02, "rs" },
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{ 0x03, "disabled" },
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{},
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};
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/* Used to identify an undefined execution or destination address */
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#define ADDR_INVALID ((uint32_t)-1)
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#define BINARY_MAX_ARGS 8
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/* In-memory representation of a line of the configuration file */
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struct image_cfg_element {
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enum {
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IMAGE_CFG_VERSION = 0x1,
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IMAGE_CFG_BOOT_FROM,
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IMAGE_CFG_DEST_ADDR,
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IMAGE_CFG_EXEC_ADDR,
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IMAGE_CFG_NAND_BLKSZ,
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IMAGE_CFG_NAND_BADBLK_LOCATION,
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IMAGE_CFG_NAND_ECC_MODE,
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IMAGE_CFG_NAND_PAGESZ,
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IMAGE_CFG_BINARY,
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IMAGE_CFG_PAYLOAD,
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IMAGE_CFG_DATA,
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} type;
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union {
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unsigned int version;
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unsigned int bootfrom;
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struct {
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const char *file;
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unsigned int args[BINARY_MAX_ARGS];
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unsigned int nargs;
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} binary;
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const char *payload;
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unsigned int dstaddr;
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unsigned int execaddr;
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unsigned int nandblksz;
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unsigned int nandbadblklocation;
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unsigned int nandeccmode;
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unsigned int nandpagesz;
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struct ext_hdr_v0_reg regdata;
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};
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};
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#define IMAGE_CFG_ELEMENT_MAX 256
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/*
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* Byte 8 of the image header contains the version number. In the v0
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* header, byte 8 was reserved, and always set to 0. In the v1 header,
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* byte 8 has been changed to a proper field, set to 1.
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*/
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static unsigned int image_version(void *header)
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{
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unsigned char *ptr = header;
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return ptr[8];
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}
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/*
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* Utility functions to manipulate boot mode and ecc modes (convert
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* them back and forth between description strings and the
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* corresponding numerical identifiers).
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*/
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static const char *image_boot_mode_name(unsigned int id)
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{
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int i;
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for (i = 0; boot_modes[i].name; i++)
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if (boot_modes[i].id == id)
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return boot_modes[i].name;
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return NULL;
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}
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int image_boot_mode_id(const char *boot_mode_name)
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{
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int i;
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for (i = 0; boot_modes[i].name; i++)
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if (!strcmp(boot_modes[i].name, boot_mode_name))
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return boot_modes[i].id;
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return -1;
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}
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int image_nand_ecc_mode_id(const char *nand_ecc_mode_name)
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{
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int i;
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for (i = 0; nand_ecc_modes[i].name; i++)
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if (!strcmp(nand_ecc_modes[i].name, nand_ecc_mode_name))
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return nand_ecc_modes[i].id;
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return -1;
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}
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static struct image_cfg_element *
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image_find_option(unsigned int optiontype)
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{
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int i;
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for (i = 0; i < cfgn; i++) {
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if (image_cfg[i].type == optiontype)
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return &image_cfg[i];
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}
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return NULL;
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}
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static unsigned int
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image_count_options(unsigned int optiontype)
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{
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int i;
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unsigned int count = 0;
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for (i = 0; i < cfgn; i++)
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if (image_cfg[i].type == optiontype)
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count++;
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return count;
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}
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/*
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* Compute a 8-bit checksum of a memory area. This algorithm follows
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* the requirements of the Marvell SoC BootROM specifications.
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*/
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static uint8_t image_checksum8(void *start, uint32_t len)
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{
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uint8_t csum = 0;
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uint8_t *p = start;
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/* check len and return zero checksum if invalid */
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if (!len)
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return 0;
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do {
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csum += *p;
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p++;
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} while (--len);
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return csum;
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}
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static uint32_t image_checksum32(void *start, uint32_t len)
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{
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uint32_t csum = 0;
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uint32_t *p = start;
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/* check len and return zero checksum if invalid */
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if (!len)
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return 0;
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if (len % sizeof(uint32_t)) {
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fprintf(stderr, "Length %d is not in multiple of %zu\n",
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len, sizeof(uint32_t));
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return 0;
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}
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do {
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csum += *p;
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p++;
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len -= sizeof(uint32_t);
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} while (len > 0);
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return csum;
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}
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static void *image_create_v0(size_t *imagesz, struct image_tool_params *params,
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int payloadsz)
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{
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struct image_cfg_element *e;
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size_t headersz;
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struct main_hdr_v0 *main_hdr;
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struct ext_hdr_v0 *ext_hdr;
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void *image;
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int has_ext = 0;
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/*
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* Calculate the size of the header and the size of the
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* payload
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*/
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headersz = sizeof(struct main_hdr_v0);
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if (image_count_options(IMAGE_CFG_DATA) > 0) {
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has_ext = 1;
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headersz += sizeof(struct ext_hdr_v0);
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}
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if (image_count_options(IMAGE_CFG_PAYLOAD) > 1) {
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fprintf(stderr, "More than one payload, not possible\n");
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return NULL;
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}
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image = malloc(headersz);
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if (!image) {
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fprintf(stderr, "Cannot allocate memory for image\n");
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return NULL;
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}
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memset(image, 0, headersz);
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main_hdr = image;
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/* Fill in the main header */
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main_hdr->blocksize = payloadsz + sizeof(uint32_t) - headersz;
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main_hdr->srcaddr = headersz;
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main_hdr->ext = has_ext;
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main_hdr->destaddr = params->addr;
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main_hdr->execaddr = params->ep;
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e = image_find_option(IMAGE_CFG_BOOT_FROM);
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if (e)
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main_hdr->blockid = e->bootfrom;
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e = image_find_option(IMAGE_CFG_NAND_ECC_MODE);
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if (e)
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main_hdr->nandeccmode = e->nandeccmode;
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e = image_find_option(IMAGE_CFG_NAND_PAGESZ);
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if (e)
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main_hdr->nandpagesize = e->nandpagesz;
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main_hdr->checksum = image_checksum8(image,
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sizeof(struct main_hdr_v0));
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/* Generate the ext header */
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if (has_ext) {
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int cfgi, datai;
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ext_hdr = image + sizeof(struct main_hdr_v0);
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ext_hdr->offset = 0x40;
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for (cfgi = 0, datai = 0; cfgi < cfgn; cfgi++) {
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e = &image_cfg[cfgi];
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if (e->type != IMAGE_CFG_DATA)
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continue;
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ext_hdr->rcfg[datai].raddr = e->regdata.raddr;
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ext_hdr->rcfg[datai].rdata = e->regdata.rdata;
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datai++;
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}
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ext_hdr->checksum = image_checksum8(ext_hdr,
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sizeof(struct ext_hdr_v0));
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}
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*imagesz = headersz;
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return image;
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}
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static size_t image_headersz_v1(struct image_tool_params *params,
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int *hasext)
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{
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struct image_cfg_element *binarye;
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size_t headersz;
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int ret;
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/*
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* Calculate the size of the header and the size of the
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* payload
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*/
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headersz = sizeof(struct main_hdr_v1);
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if (image_count_options(IMAGE_CFG_BINARY) > 1) {
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fprintf(stderr, "More than one binary blob, not supported\n");
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return 0;
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}
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if (image_count_options(IMAGE_CFG_PAYLOAD) > 1) {
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fprintf(stderr, "More than one payload, not possible\n");
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return 0;
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}
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binarye = image_find_option(IMAGE_CFG_BINARY);
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if (binarye) {
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struct stat s;
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ret = stat(binarye->binary.file, &s);
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if (ret < 0) {
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char cwd[PATH_MAX];
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char *dir = cwd;
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memset(cwd, 0, sizeof(cwd));
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if (!getcwd(cwd, sizeof(cwd))) {
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dir = "current working directory";
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perror("getcwd() failed");
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}
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fprintf(stderr,
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"Didn't find the file '%s' in '%s' which is mandatory to generate the image\n"
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"This file generally contains the DDR3 training code, and should be extracted from an existing bootable\n"
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"image for your board. See 'kwbimage -x' to extract it from an existing image.\n",
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binarye->binary.file, dir);
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return 0;
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}
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headersz += s.st_size +
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binarye->binary.nargs * sizeof(unsigned int);
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if (hasext)
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*hasext = 1;
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}
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#if defined(CONFIG_SYS_U_BOOT_OFFS)
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if (headersz > CONFIG_SYS_U_BOOT_OFFS) {
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fprintf(stderr, "Error: Image header (incl. SPL image) too big!\n");
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fprintf(stderr, "header=0x%x CONFIG_SYS_U_BOOT_OFFS=0x%x!\n",
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(int)headersz, CONFIG_SYS_U_BOOT_OFFS);
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fprintf(stderr, "Increase CONFIG_SYS_U_BOOT_OFFS!\n");
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return 0;
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} else {
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headersz = CONFIG_SYS_U_BOOT_OFFS;
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}
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#endif
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/*
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* The payload should be aligned on some reasonable
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* boundary
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*/
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return ALIGN_SUP(headersz, 4096);
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}
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static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
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int payloadsz)
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{
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struct image_cfg_element *e, *binarye;
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struct main_hdr_v1 *main_hdr;
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size_t headersz;
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void *image, *cur;
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int hasext = 0;
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int ret;
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/*
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* Calculate the size of the header and the size of the
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* payload
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*/
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headersz = image_headersz_v1(params, &hasext);
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if (headersz == 0)
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return NULL;
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image = malloc(headersz);
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if (!image) {
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fprintf(stderr, "Cannot allocate memory for image\n");
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return NULL;
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}
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memset(image, 0, headersz);
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cur = main_hdr = image;
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cur += sizeof(struct main_hdr_v1);
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/* Fill the main header */
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main_hdr->blocksize = payloadsz - headersz + sizeof(uint32_t);
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main_hdr->headersz_lsb = headersz & 0xFFFF;
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main_hdr->headersz_msb = (headersz & 0xFFFF0000) >> 16;
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main_hdr->destaddr = params->addr;
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main_hdr->execaddr = params->ep;
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main_hdr->srcaddr = headersz;
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main_hdr->ext = hasext;
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main_hdr->version = 1;
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e = image_find_option(IMAGE_CFG_BOOT_FROM);
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if (e)
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main_hdr->blockid = e->bootfrom;
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e = image_find_option(IMAGE_CFG_NAND_BLKSZ);
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if (e)
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main_hdr->nandblocksize = e->nandblksz / (64 * 1024);
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e = image_find_option(IMAGE_CFG_NAND_BADBLK_LOCATION);
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if (e)
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main_hdr->nandbadblklocation = e->nandbadblklocation;
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binarye = image_find_option(IMAGE_CFG_BINARY);
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if (binarye) {
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struct opt_hdr_v1 *hdr = cur;
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unsigned int *args;
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size_t binhdrsz;
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struct stat s;
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int argi;
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FILE *bin;
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hdr->headertype = OPT_HDR_V1_BINARY_TYPE;
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bin = fopen(binarye->binary.file, "r");
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if (!bin) {
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fprintf(stderr, "Cannot open binary file %s\n",
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binarye->binary.file);
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return NULL;
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}
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fstat(fileno(bin), &s);
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binhdrsz = sizeof(struct opt_hdr_v1) +
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(binarye->binary.nargs + 1) * sizeof(unsigned int) +
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s.st_size;
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binhdrsz = ALIGN_SUP(binhdrsz, 32);
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hdr->headersz_lsb = binhdrsz & 0xFFFF;
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hdr->headersz_msb = (binhdrsz & 0xFFFF0000) >> 16;
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cur += sizeof(struct opt_hdr_v1);
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args = cur;
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|
*args = binarye->binary.nargs;
|
|
args++;
|
|
for (argi = 0; argi < binarye->binary.nargs; argi++)
|
|
args[argi] = binarye->binary.args[argi];
|
|
|
|
cur += (binarye->binary.nargs + 1) * sizeof(unsigned int);
|
|
|
|
ret = fread(cur, s.st_size, 1, bin);
|
|
if (ret != 1) {
|
|
fprintf(stderr,
|
|
"Could not read binary image %s\n",
|
|
binarye->binary.file);
|
|
return NULL;
|
|
}
|
|
|
|
fclose(bin);
|
|
|
|
cur += s.st_size;
|
|
|
|
/*
|
|
* For now, we don't support more than one binary
|
|
* header, and no other header types are
|
|
* supported. So, the binary header is necessarily the
|
|
* last one
|
|
*/
|
|
*((unsigned char *)cur) = 0;
|
|
|
|
cur += sizeof(uint32_t);
|
|
}
|
|
|
|
/* Calculate and set the header checksum */
|
|
main_hdr->checksum = image_checksum8(main_hdr, headersz);
|
|
|
|
*imagesz = headersz;
|
|
return image;
|
|
}
|
|
|
|
static int image_create_config_parse_oneline(char *line,
|
|
struct image_cfg_element *el)
|
|
{
|
|
char *keyword, *saveptr;
|
|
char deliminiters[] = " \t";
|
|
|
|
keyword = strtok_r(line, deliminiters, &saveptr);
|
|
if (!strcmp(keyword, "VERSION")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
el->type = IMAGE_CFG_VERSION;
|
|
el->version = atoi(value);
|
|
} else if (!strcmp(keyword, "BOOT_FROM")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
int ret = image_boot_mode_id(value);
|
|
if (ret < 0) {
|
|
fprintf(stderr,
|
|
"Invalid boot media '%s'\n", value);
|
|
return -1;
|
|
}
|
|
el->type = IMAGE_CFG_BOOT_FROM;
|
|
el->bootfrom = ret;
|
|
} else if (!strcmp(keyword, "NAND_BLKSZ")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
el->type = IMAGE_CFG_NAND_BLKSZ;
|
|
el->nandblksz = strtoul(value, NULL, 16);
|
|
} else if (!strcmp(keyword, "NAND_BADBLK_LOCATION")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
el->type = IMAGE_CFG_NAND_BADBLK_LOCATION;
|
|
el->nandbadblklocation =
|
|
strtoul(value, NULL, 16);
|
|
} else if (!strcmp(keyword, "NAND_ECC_MODE")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
int ret = image_nand_ecc_mode_id(value);
|
|
if (ret < 0) {
|
|
fprintf(stderr,
|
|
"Invalid NAND ECC mode '%s'\n", value);
|
|
return -1;
|
|
}
|
|
el->type = IMAGE_CFG_NAND_ECC_MODE;
|
|
el->nandeccmode = ret;
|
|
} else if (!strcmp(keyword, "NAND_PAGE_SIZE")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
el->type = IMAGE_CFG_NAND_PAGESZ;
|
|
el->nandpagesz = strtoul(value, NULL, 16);
|
|
} else if (!strcmp(keyword, "BINARY")) {
|
|
char *value = strtok_r(NULL, deliminiters, &saveptr);
|
|
int argi = 0;
|
|
|
|
el->type = IMAGE_CFG_BINARY;
|
|
el->binary.file = strdup(value);
|
|
while (1) {
|
|
value = strtok_r(NULL, deliminiters, &saveptr);
|
|
if (!value)
|
|
break;
|
|
el->binary.args[argi] = strtoul(value, NULL, 16);
|
|
argi++;
|
|
if (argi >= BINARY_MAX_ARGS) {
|
|
fprintf(stderr,
|
|
"Too many argument for binary\n");
|
|
return -1;
|
|
}
|
|
}
|
|
el->binary.nargs = argi;
|
|
} else if (!strcmp(keyword, "DATA")) {
|
|
char *value1 = strtok_r(NULL, deliminiters, &saveptr);
|
|
char *value2 = strtok_r(NULL, deliminiters, &saveptr);
|
|
|
|
if (!value1 || !value2) {
|
|
fprintf(stderr,
|
|
"Invalid number of arguments for DATA\n");
|
|
return -1;
|
|
}
|
|
|
|
el->type = IMAGE_CFG_DATA;
|
|
el->regdata.raddr = strtoul(value1, NULL, 16);
|
|
el->regdata.rdata = strtoul(value2, NULL, 16);
|
|
} else {
|
|
fprintf(stderr, "Ignoring unknown line '%s'\n", line);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Parse the configuration file 'fcfg' into the array of configuration
|
|
* elements 'image_cfg', and return the number of configuration
|
|
* elements in 'cfgn'.
|
|
*/
|
|
static int image_create_config_parse(FILE *fcfg)
|
|
{
|
|
int ret;
|
|
int cfgi = 0;
|
|
|
|
/* Parse the configuration file */
|
|
while (!feof(fcfg)) {
|
|
char *line;
|
|
char buf[256];
|
|
|
|
/* Read the current line */
|
|
memset(buf, 0, sizeof(buf));
|
|
line = fgets(buf, sizeof(buf), fcfg);
|
|
if (!line)
|
|
break;
|
|
|
|
/* Ignore useless lines */
|
|
if (line[0] == '\n' || line[0] == '#')
|
|
continue;
|
|
|
|
/* Strip final newline */
|
|
if (line[strlen(line) - 1] == '\n')
|
|
line[strlen(line) - 1] = 0;
|
|
|
|
/* Parse the current line */
|
|
ret = image_create_config_parse_oneline(line,
|
|
&image_cfg[cfgi]);
|
|
if (ret)
|
|
return ret;
|
|
|
|
cfgi++;
|
|
|
|
if (cfgi >= IMAGE_CFG_ELEMENT_MAX) {
|
|
fprintf(stderr,
|
|
"Too many configuration elements in .cfg file\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
cfgn = cfgi;
|
|
return 0;
|
|
}
|
|
|
|
static int image_get_version(void)
|
|
{
|
|
struct image_cfg_element *e;
|
|
|
|
e = image_find_option(IMAGE_CFG_VERSION);
|
|
if (!e)
|
|
return -1;
|
|
|
|
return e->version;
|
|
}
|
|
|
|
static int image_version_file(const char *input)
|
|
{
|
|
FILE *fcfg;
|
|
int version;
|
|
int ret;
|
|
|
|
fcfg = fopen(input, "r");
|
|
if (!fcfg) {
|
|
fprintf(stderr, "Could not open input file %s\n", input);
|
|
return -1;
|
|
}
|
|
|
|
image_cfg = malloc(IMAGE_CFG_ELEMENT_MAX *
|
|
sizeof(struct image_cfg_element));
|
|
if (!image_cfg) {
|
|
fprintf(stderr, "Cannot allocate memory\n");
|
|
fclose(fcfg);
|
|
return -1;
|
|
}
|
|
|
|
memset(image_cfg, 0,
|
|
IMAGE_CFG_ELEMENT_MAX * sizeof(struct image_cfg_element));
|
|
rewind(fcfg);
|
|
|
|
ret = image_create_config_parse(fcfg);
|
|
fclose(fcfg);
|
|
if (ret) {
|
|
free(image_cfg);
|
|
return -1;
|
|
}
|
|
|
|
version = image_get_version();
|
|
/* Fallback to version 0 is no version is provided in the cfg file */
|
|
if (version == -1)
|
|
version = 0;
|
|
|
|
free(image_cfg);
|
|
|
|
return version;
|
|
}
|
|
|
|
static void kwbimage_set_header(void *ptr, struct stat *sbuf, int ifd,
|
|
struct image_tool_params *params)
|
|
{
|
|
FILE *fcfg;
|
|
void *image = NULL;
|
|
int version;
|
|
size_t headersz = 0;
|
|
uint32_t checksum;
|
|
int ret;
|
|
int size;
|
|
|
|
fcfg = fopen(params->imagename, "r");
|
|
if (!fcfg) {
|
|
fprintf(stderr, "Could not open input file %s\n",
|
|
params->imagename);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
image_cfg = malloc(IMAGE_CFG_ELEMENT_MAX *
|
|
sizeof(struct image_cfg_element));
|
|
if (!image_cfg) {
|
|
fprintf(stderr, "Cannot allocate memory\n");
|
|
fclose(fcfg);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
memset(image_cfg, 0,
|
|
IMAGE_CFG_ELEMENT_MAX * sizeof(struct image_cfg_element));
|
|
rewind(fcfg);
|
|
|
|
ret = image_create_config_parse(fcfg);
|
|
fclose(fcfg);
|
|
if (ret) {
|
|
free(image_cfg);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
version = image_get_version();
|
|
switch (version) {
|
|
/*
|
|
* Fallback to version 0 if no version is provided in the
|
|
* cfg file
|
|
*/
|
|
case -1:
|
|
case 0:
|
|
image = image_create_v0(&headersz, params, sbuf->st_size);
|
|
break;
|
|
|
|
case 1:
|
|
image = image_create_v1(&headersz, params, sbuf->st_size);
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "Unsupported version %d\n", version);
|
|
free(image_cfg);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
if (!image) {
|
|
fprintf(stderr, "Could not create image\n");
|
|
free(image_cfg);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
free(image_cfg);
|
|
|
|
/* Build and add image checksum header */
|
|
checksum = image_checksum32((uint32_t *)ptr, sbuf->st_size);
|
|
size = write(ifd, &checksum, sizeof(uint32_t));
|
|
if (size != sizeof(uint32_t)) {
|
|
fprintf(stderr, "Error:%s - Checksum write %d bytes %s\n",
|
|
params->cmdname, size, params->imagefile);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
sbuf->st_size += sizeof(uint32_t);
|
|
|
|
/* Finally copy the header into the image area */
|
|
memcpy(ptr, image, headersz);
|
|
|
|
free(image);
|
|
}
|
|
|
|
static void kwbimage_print_header(const void *ptr)
|
|
{
|
|
struct main_hdr_v0 *mhdr = (struct main_hdr_v0 *)ptr;
|
|
|
|
printf("Image Type: MVEBU Boot from %s Image\n",
|
|
image_boot_mode_name(mhdr->blockid));
|
|
printf("Image version:%d\n", image_version((void *)ptr));
|
|
printf("Data Size: ");
|
|
genimg_print_size(mhdr->blocksize - sizeof(uint32_t));
|
|
printf("Load Address: %08x\n", mhdr->destaddr);
|
|
printf("Entry Point: %08x\n", mhdr->execaddr);
|
|
}
|
|
|
|
static int kwbimage_check_image_types(uint8_t type)
|
|
{
|
|
if (type == IH_TYPE_KWBIMAGE)
|
|
return EXIT_SUCCESS;
|
|
else
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
static int kwbimage_verify_header(unsigned char *ptr, int image_size,
|
|
struct image_tool_params *params)
|
|
{
|
|
struct main_hdr_v0 *main_hdr;
|
|
struct ext_hdr_v0 *ext_hdr;
|
|
uint8_t checksum;
|
|
|
|
main_hdr = (void *)ptr;
|
|
checksum = image_checksum8(ptr,
|
|
sizeof(struct main_hdr_v0)
|
|
- sizeof(uint8_t));
|
|
if (checksum != main_hdr->checksum)
|
|
return -FDT_ERR_BADSTRUCTURE;
|
|
|
|
/* Only version 0 extended header has checksum */
|
|
if (image_version((void *)ptr) == 0) {
|
|
ext_hdr = (void *)ptr + sizeof(struct main_hdr_v0);
|
|
checksum = image_checksum8(ext_hdr,
|
|
sizeof(struct ext_hdr_v0)
|
|
- sizeof(uint8_t));
|
|
if (checksum != ext_hdr->checksum)
|
|
return -FDT_ERR_BADSTRUCTURE;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int kwbimage_generate(struct image_tool_params *params,
|
|
struct image_type_params *tparams)
|
|
{
|
|
int alloc_len;
|
|
void *hdr;
|
|
int version = 0;
|
|
|
|
version = image_version_file(params->imagename);
|
|
if (version == 0) {
|
|
alloc_len = sizeof(struct main_hdr_v0) +
|
|
sizeof(struct ext_hdr_v0);
|
|
} else {
|
|
alloc_len = image_headersz_v1(params, NULL);
|
|
}
|
|
|
|
hdr = malloc(alloc_len);
|
|
if (!hdr) {
|
|
fprintf(stderr, "%s: malloc return failure: %s\n",
|
|
params->cmdname, strerror(errno));
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
memset(hdr, 0, alloc_len);
|
|
tparams->header_size = alloc_len;
|
|
tparams->hdr = hdr;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Report Error if xflag is set in addition to default
|
|
*/
|
|
static int kwbimage_check_params(struct image_tool_params *params)
|
|
{
|
|
if (!strlen(params->imagename)) {
|
|
fprintf(stderr, "Error:%s - Configuration file not specified, "
|
|
"it is needed for kwbimage generation\n",
|
|
params->cmdname);
|
|
return CFG_INVALID;
|
|
}
|
|
|
|
return (params->dflag && (params->fflag || params->lflag)) ||
|
|
(params->fflag && (params->dflag || params->lflag)) ||
|
|
(params->lflag && (params->dflag || params->fflag)) ||
|
|
(params->xflag) || !(strlen(params->imagename));
|
|
}
|
|
|
|
/*
|
|
* kwbimage type parameters definition
|
|
*/
|
|
U_BOOT_IMAGE_TYPE(
|
|
kwbimage,
|
|
"Marvell MVEBU Boot Image support",
|
|
0,
|
|
NULL,
|
|
kwbimage_check_params,
|
|
kwbimage_verify_header,
|
|
kwbimage_print_header,
|
|
kwbimage_set_header,
|
|
NULL,
|
|
kwbimage_check_image_types,
|
|
NULL,
|
|
kwbimage_generate
|
|
);
|