Adds a bunzip2 <src addr> <dst addr> <size> to uncompress buffer in memory
Signed-off-by: Eran Liberty eran.liberty@gmail.com
Index: common/cmd_bzip2.c =================================================================== --- common/cmd_bzip2.c (.../tags/trunk/20070620_2_merge_to_exsw6000) (revision 0) +++ common/cmd_bzip2.c (.../branches/exsw6000) (revision 69) @@ -0,0 +1,66 @@ +/* + * (C) Copyright 2007 + * Liberty Eran, Extricom, eran.liberty@gmail.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 + */ + +#include <common.h> +#include <command.h> +#include <bzlib.h> + +#if defined(CONFIG_BZIP2) +int do_bunzip2 (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + ulong addr, dest, count; + unsigned int destSize; + int rc; + + if (argc != 4) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + /* Check for size specification. + */ + addr = simple_strtoul (argv[1], NULL, 16); + dest = simple_strtoul (argv[2], NULL, 16); + count = simple_strtoul (argv[3], NULL, 16); + + if (count == 0) { + puts ("BUNZIP2 ERROR: Zero length ???\n"); + return 1; + } + + if ((rc = + BZ2_bzBuffToBuffDecompress ((char *)dest, &destSize, (char *)addr, + count, 1, 0)) != BZ_OK) { + printf ("BUNZIP2 ERROR: %d\n", rc); + return 1; + } + printf + ("BUNZIP2: decompressed image address & size: 0x%08x 0x%x (%d)\n", + dest, destSize, destSize); + return 0; + +} + +U_BOOT_CMD (bunzip2, 4, 4, do_bunzip2, + "bunzip2 - decompress bz2 buffers\n", "src dest size_of_src\n"); +#endif Index: common/Makefile =================================================================== --- common/Makefile (.../tags/trunk/20070620_2_merge_to_exsw6000) (revision 69) +++ common/Makefile (.../branches/exsw6000) (revision 69) @@ -39,7 +40,7 @@ cmd_nand.o cmd_net.o cmd_nvedit.o \ cmd_pci.o cmd_pcmcia.o cmd_portio.o \ cmd_reginfo.o cmd_reiser.o cmd_scsi.o cmd_spi.o cmd_universe.o \ - cmd_usb.o cmd_vfd.o \ + cmd_usb.o cmd_vfd.o cmd_bzip2.o \ command.o console.o cyclon2.o devices.o dlmalloc.o docecc.o \ environment.o env_common.o \ env_nand.o env_dataflash.o env_flash.o env_eeprom.o \