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Diffstat (limited to 'u-boot/tools/mkimage.h')
| -rw-r--r-- | u-boot/tools/mkimage.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/u-boot/tools/mkimage.h b/u-boot/tools/mkimage.h new file mode 100644 index 0000000..9033a7d --- /dev/null +++ b/u-boot/tools/mkimage.h @@ -0,0 +1,147 @@ +/* + * (C) Copyright 2000-2004 + * DENX Software Engineering + * Wolfgang Denk, wd@denx.de + * + * 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 + */ + +#ifndef _MKIIMAGE_H_ +#define _MKIIMAGE_H_ + +#include "os_support.h" +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/stat.h> +#include <time.h> +#include <unistd.h> +#include <sha1.h> +#include "fdt_host.h" + +#undef MKIMAGE_DEBUG + +#ifdef MKIMAGE_DEBUG +#define debug(fmt,args...) printf (fmt ,##args) +#else +#define debug(fmt,args...) +#endif /* MKIMAGE_DEBUG */ + +#define MKIMAGE_TMPFILE_SUFFIX ".tmp" +#define MKIMAGE_MAX_TMPFILE_LEN 256 +#define MKIMAGE_DEFAULT_DTC_OPTIONS "-I dts -O dtb -p 500" +#define MKIMAGE_MAX_DTC_CMDLINE_LEN 512 +#define MKIMAGE_DTC "dtc" /* assume dtc is in $PATH */ + +/* + * This structure defines all such variables those are initialized by + * mkimage main core and need to be referred by image type specific + * functions + */ +struct mkimage_params { + int dflag; + int eflag; + int fflag; + int lflag; + int vflag; + int xflag; + int os; + int arch; + int type; + int comp; + char *dtc; + unsigned int addr; + unsigned int ep; + char *imagename; + char *datafile; + char *imagefile; + char *cmdname; +}; + +/* + * image type specific variables and callback functions + */ +struct image_type_params { + /* name is an identification tag string for added support */ + char *name; + /* + * header size is local to the specific image type to be supported, + * mkimage core treats this as number of bytes + */ + uint32_t header_size; + /* Image type header pointer */ + void *hdr; + /* + * There are several arguments that are passed on the command line + * and are registered as flags in mkimage_params structure. + * This callback function can be used to check the passed arguments + * are in-lined with the image type to be supported + * + * Returns 1 if parameter check is successful + */ + int (*check_params) (struct mkimage_params *); + /* + * This function is used by list command (i.e. mkimage -l <filename>) + * image type verification code must be put here + * + * Returns 0 if image header verification is successful + * otherwise, returns respective negative error codes + */ + int (*verify_header) (unsigned char *, int, struct mkimage_params *); + /* Prints image information abstracting from image header */ + void (*print_header) (const void *); + /* + * The header or image contents need to be set as per image type to + * be generated using this callback function. + * further output file post processing (for ex. checksum calculation, + * padding bytes etc..) can also be done in this callback function. + */ + void (*set_header) (void *, struct stat *, int, + struct mkimage_params *); + /* + * Some image generation support for ex (default image type) supports + * more than one type_ids, this callback function is used to check + * whether input (-T <image_type>) is supported by registered image + * generation/list low level code + */ + int (*check_image_type) (uint8_t); + /* This callback function will be executed if fflag is defined */ + int (*fflag_handle) (struct mkimage_params *); + /* pointer to the next registered entry in linked list */ + struct image_type_params *next; +}; + +/* + * Exported functions + */ +void mkimage_register (struct image_type_params *tparams); + +/* + * There is a c file associated with supported image type low level code + * for ex. default_image.c, fit_image.c + * init is the only function referred by mkimage core. + * to avoid a single lined header file, you can define them here + * + * Supported image types init functions + */ +void init_kwb_image_type (void); +void init_imx_image_type (void); +void init_default_image_type (void); +void init_fit_image_type (void); + +#endif /* _MKIIMAGE_H_ */ |