[people/ms/u-boot.git] / common / cmd_jffs2.c

/*
 * (C) Copyright 2002
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * 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
 */

/*
 * Boot support
 */
#include <common.h>
#include <command.h>
#include <cmd_boot.h>
#include <cmd_autoscript.h>
#include <s_record.h>
#include <net.h>

#if (CONFIG_COMMANDS & CFG_CMD_JFFS2)

#include <jffs2/jffs2.h>
static int part_num=0;

#ifndef CFG_JFFS_CUSTOM_PART

static struct part_info part;

struct part_info*
jffs2_part_info(int part_num)
{
	extern flash_info_t flash_info[];	/* info for FLASH chips */
	int i;

	if(part_num==0){

		if(part.usr_priv==(void*)1)
			return &part;

		memset(&part, 0, sizeof(part));

#if defined(CFG_JFFS2_FIRST_SECTOR)
		part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR];
#else
		part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[0];
#endif

		/* Figure out flash partition size */
		for (i = CFG_JFFS2_FIRST_BANK; i < CFG_JFFS2_NUM_BANKS+CFG_JFFS2_FIRST_BANK; i++)
			part.size += flash_info[i].size;

#if defined(CFG_JFFS2_FIRST_SECTOR) && (CFG_JFFS2_FIRST_SECTOR > 0)
		part.size -=
			flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR] -
			flash_info[CFG_JFFS2_FIRST_BANK].start[0];
#endif

		/* unused in current jffs2 loader */
		part.erasesize = 0;

		/* Mark the struct as ready */
		part.usr_priv=(void*)1;

		return &part;
	}
	return 0;
}
#endif /* ifndef CFG_JFFS_CUSTOM_PART */
int
do_jffs2_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	char *filename = "uImage";
	ulong offset = CFG_LOAD_ADDR;
	int size;
	struct part_info *part;

	if (argc == 2) {
		filename = argv[1];
	}
	if (argc == 3) {
		offset = simple_strtoul(argv[1], NULL, 16);
		filename = argv[2];
	}

	if (0 != (part=jffs2_part_info(part_num))){

		printf("### JFFS2 loading '%s' to 0x%lx\n", filename, offset);
		size = jffs2_1pass_load((char *)offset, part, filename);

		if (size > 0) {
			char buf[10];
			printf("### JFFS2 load complete: %d bytes loaded to 0x%lx\n",
				size, offset);
			sprintf(buf, "%x", size);
			setenv("filesize", buf);
		} else {
			printf("### JFFS2 LOAD ERROR<%x> for %s!\n", size, filename);
		}

		return !(size > 0);
	}
	printf("Active partition not valid\n");
	return 0;
}

int
do_jffs2_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	char *filename = "/";
	int ret;
	struct part_info *part;

	if (argc == 2)
		filename = argv[1];

	if (0 != (part=jffs2_part_info(part_num))){

		ret = jffs2_1pass_ls(jffs2_part_info(part_num), filename);

		return (ret == 1);
	}
	printf("Active partition not valid\n");
	return 0;
}

int
do_jffs2_fsinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	int ret;
	struct part_info *part;

	if (0 != (part=jffs2_part_info(part_num))){

		ret = jffs2_1pass_info(jffs2_part_info(part_num));

		return (ret == 1);
	}
	printf("Active partition not valid\n");
	return 0;
}

int
do_jffs2_chpart(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	int tmp_part;

	if (argc >= 2) {
		tmp_part = simple_strtoul(argv[1], NULL, 16);
	}else{
		printf("Need partition number in argument list\n");
		return 0;

	}

	if (jffs2_part_info(tmp_part)){
		printf("Partiton changed to %d\n",tmp_part);
		part_num=tmp_part;
		return 0;
	}

	printf("Partition %d is not valid partiton\n",tmp_part);
	return 0;

}
#endif /* CFG_CMD_JFFS2 */
Commit	Line	Data
c609719b WD	1	/*
	2	* (C) Copyright 2002
	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	/*
	25	* Boot support
	26	*/
	27	#include <common.h>
	28	#include <command.h>
	29	#include <cmd_boot.h>
	30	#include <cmd_autoscript.h>
	31	#include <s_record.h>
	32	#include <net.h>
	33
	34	#if (CONFIG_COMMANDS & CFG_CMD_JFFS2)
	35
	36	#include <jffs2/jffs2.h>
	37	static int part_num=0;
	38
	39	#ifndef CFG_JFFS_CUSTOM_PART
	40
	41	static struct part_info part;
	42
	43	struct part_info*
	44	jffs2_part_info(int part_num)
	45	{
	46	extern flash_info_t flash_info[]; /* info for FLASH chips */
	47	int i;
	48
	49	if(part_num==0){
	50
	51	if(part.usr_priv==(void*)1)
	52	return ∂
	53
	54	memset(&part, 0, sizeof(part));
	55
	56	#if defined(CFG_JFFS2_FIRST_SECTOR)
	57	part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR];
	58	#else
	59	part.offset = (unsigned char *) flash_info[CFG_JFFS2_FIRST_BANK].start[0];
	60	#endif
	61
	62	/* Figure out flash partition size */
	63	for (i = CFG_JFFS2_FIRST_BANK; i < CFG_JFFS2_NUM_BANKS+CFG_JFFS2_FIRST_BANK; i++)
	64	part.size += flash_info[i].size;
65
66	#if defined(CFG_JFFS2_FIRST_SECTOR) && (CFG_JFFS2_FIRST_SECTOR > 0)
67	part.size -=
68	flash_info[CFG_JFFS2_FIRST_BANK].start[CFG_JFFS2_FIRST_SECTOR] -
69	flash_info[CFG_JFFS2_FIRST_BANK].start[0];
70	#endif
71
72	/* unused in current jffs2 loader */
73	part.erasesize = 0;
74
75	/* Mark the struct as ready */
76	part.usr_priv=(void*)1;
77
78	return ∂
79	}
80	return 0;
81	}
82	#endif /* ifndef CFG_JFFS_CUSTOM_PART */
83	int
84	do_jffs2_fsload(cmd_tbl_t cmdtp, int flag, int argc, char argv[])
85	{
3bac3513	86	char *filename = "uImage";
c609719b WD	87	ulong offset = CFG_LOAD_ADDR;
	88	int size;
	89	struct part_info *part;
	90
	91	if (argc == 2) {
	92	filename = argv[1];
	93	}
	94	if (argc == 3) {
	95	offset = simple_strtoul(argv[1], NULL, 16);
	96	filename = argv[2];
	97	}
	98
	99	if (0 != (part=jffs2_part_info(part_num))){
	100
	101	printf("### JFFS2 loading '%s' to 0x%lx\n", filename, offset);
	102	size = jffs2_1pass_load((char *)offset, part, filename);
	103
	104	if (size > 0) {
	105	char buf[10];
	106	printf("### JFFS2 load complete: %d bytes loaded to 0x%lx\n",
	107	size, offset);
	108	sprintf(buf, "%x", size);
	109	setenv("filesize", buf);
	110	} else {
	111	printf("### JFFS2 LOAD ERROR<%x> for %s!\n", size, filename);
	112	}
	113
	114	return !(size > 0);
	115	}
	116	printf("Active partition not valid\n");
	117	return 0;
	118	}
	119
	120	int
	121	do_jffs2_ls(cmd_tbl_t cmdtp, int flag, int argc, char argv[])
	122	{
	123	char *filename = "/";
	124	int ret;
	125	struct part_info *part;
	126
	127	if (argc == 2)
	128	filename = argv[1];
	129
	130	if (0 != (part=jffs2_part_info(part_num))){
	131
	132	ret = jffs2_1pass_ls(jffs2_part_info(part_num), filename);
	133
	134	return (ret == 1);
	135	}
	136	printf("Active partition not valid\n");
	137	return 0;
	138	}
	139
	140	int
	141	do_jffs2_fsinfo(cmd_tbl_t cmdtp, int flag, int argc, char argv[])
	142	{
	143	int ret;
	144	struct part_info *part;
	145
	146	if (0 != (part=jffs2_part_info(part_num))){
	147
	148	ret = jffs2_1pass_info(jffs2_part_info(part_num));
	149
	150	return (ret == 1);
151	}
152	printf("Active partition not valid\n");
153	return 0;
154	}
155
156	int
157	do_jffs2_chpart(cmd_tbl_t cmdtp, int flag, int argc, char argv[])
158	{
159	int tmp_part;
160
161	if (argc >= 2) {
162	tmp_part = simple_strtoul(argv[1], NULL, 16);
163	}else{
164	printf("Need partition number in argument list\n");
165	return 0;
166
167	}
168
169	if (jffs2_part_info(tmp_part)){
170	printf("Partiton changed to %d\n",tmp_part);
171	part_num=tmp_part;
172	return 0;
173	}
174
175	printf("Partition %d is not valid partiton\n",tmp_part);
176	return 0;
177
178	}
179	#endif /* CFG_CMD_JFFS2 */