diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/.gitignore | 5 | ||||
| -rw-r--r-- | scripts/Makefile | 1 | ||||
| -rw-r--r-- | scripts/mkublheader.c | 99 |
3 files changed, 103 insertions, 2 deletions
diff --git a/scripts/.gitignore b/scripts/.gitignore index 11fd2df3d0..6e63f85792 100644 --- a/scripts/.gitignore +++ b/scripts/.gitignore @@ -1,6 +1,7 @@ bareboxenv bin2c -mkimage -kallsyms gen_netx_image +kallsyms +mkimage +mkublheader omap_signGP diff --git a/scripts/Makefile b/scripts/Makefile index 784d205023..7ca5e2973d 100644 --- a/scripts/Makefile +++ b/scripts/Makefile @@ -11,6 +11,7 @@ hostprogs-y += bareboxenv hostprogs-$(CONFIG_ARCH_NETX) += gen_netx_image hostprogs-$(CONFIG_ARCH_OMAP) += omap_signGP hostprogs-$(CONFIG_ARCH_S5PCxx) += s5p_cksum +hostprogs-$(CONFIG_ARCH_DAVINCI) += mkublheader always := $(hostprogs-y) $(hostprogs-m) diff --git a/scripts/mkublheader.c b/scripts/mkublheader.c new file mode 100644 index 0000000000..b61630a25f --- /dev/null +++ b/scripts/mkublheader.c @@ -0,0 +1,99 @@ +/* + * mkublheader.c - produce the header needed to load barebox on OMAP-L138 + * + * Copyright (C) 2012 Jan Luebbe <j.luebbe@pengutronix.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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#define _BSD_SOURCE + +#include <stdio.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include <stdint.h> +#include <limits.h> +#include <errno.h> +#include <stdlib.h> +#include <string.h> +#include <getopt.h> +#include <endian.h> + +#define MAGICNUM 0xa1aced00 + +struct ubl_header +{ + uint32_t magicNum; /* Expected magic number */ + uint32_t epAddr; /* Entry point of the user application */ + uint32_t imgSize; /* Number of bytes of the application image */ + uint32_t imgAddr; /* SPI memory offset where application image is located */ + uint32_t ldAddr; /* Address where image is copied to */ +}; + +void usage(char *prgname) +{ + printf( "Usage : %s [OPTION] FILE > HEADER\n" + "\n" + "options:\n" + " -a <address> image flash address\n" + " -e <address> entry point memory address\n" + " -l <address> load memory address\n", + prgname); +} + +int main(int argc, char *argv[]) +{ + struct stat sb; + struct ubl_header uh; + int opt; + uint32_t imgAddr = 0x00040000 + sizeof(uh); + uint32_t epAddr = 0xc1080000, ldAddr = 0xc1080000; + + while((opt = getopt(argc, argv, "ael:")) != -1) { + switch (opt) { + case 'a': + imgAddr = strtoul(optarg, NULL, 0); + break; + case 'e': + epAddr = strtoul(optarg, NULL, 0); + break; + case 'l': + ldAddr = strtoul(optarg, NULL, 0); + break; + } + } + + if (optind >= argc) { + usage(argv[0]); + exit(1); + } + + if (stat(argv[optind], &sb) == -1) { + perror("stat"); + exit(EXIT_FAILURE); + } + + uh.magicNum = htole32(MAGICNUM); + uh.epAddr = htole32(epAddr); + uh.imgSize = htole32((uint32_t)sb.st_size); + uh.imgAddr = htole32(imgAddr); + uh.ldAddr = htole32(ldAddr); + + fwrite(&uh, sizeof(uh), 1, stdout); + + exit(EXIT_SUCCESS); +} |