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

/*
 * (C) Copyright 2000
 * 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
 */

/*
 *  Command Processor Table
 */

#include <common.h>
#include <command.h>
#include <cmd_cache.h>
#include <cmd_mem.h>
#include <cmd_boot.h>
#include <cmd_flash.h>
#include <cmd_bootm.h>
#include <cmd_net.h>
#include <cmd_nvedit.h>
#include <cmd_misc.h>
#include <cmd_kgdb.h>
#include <cmd_ide.h>
#include <cmd_disk.h>
#include <cmd_console.h>
#include <cmd_reginfo.h>
#include <cmd_pcmcia.h>
#include <cmd_autoscript.h>
#include <cmd_diag.h>

#include <cmd_eeprom.h>
#include <cmd_i2c.h>
#include <cmd_spi.h>
#include <cmd_immap.h>
#include <cmd_rtc.h>

#include <cmd_elf.h>
#include <cmd_fdc.h>		/* Floppy support */
#include <cmd_usb.h>		/* USB support */
#include <cmd_scsi.h>
#include <cmd_pci.h>
#include <cmd_mii.h>
#include <cmd_dcr.h>		/* 4xx DCR register access */
#include <cmd_doc.h>
#include <cmd_nand.h>
#include <cmd_jffs2.h>
#include <cmd_fpga.h>

#include <cmd_bsp.h>		/* board special functions */

#include <cmd_bedbug.h>
#include <cmd_elf.h>

#include <cmd_dtt.h>

#include <cmd_vfd.h>		/* load a bitmap to the VFDs on TRAB */
#include <cmd_log.h>
#include <cmd_fdos.h>
#include <cmd_bmp.h>

#ifdef CONFIG_AMIGAONEG3SE
#include <cmd_menu.h>
#include <cmd_boota.h>
#endif

/*
 * HELP command
 */
#define	CMD_TBL_HELP	MK_CMD_TBL_ENTRY(					\
	"help",		1,	CFG_MAXARGS,	1,	do_help,		\
	"help    - print online help\n",					\
	"[command ...]\n"							\
	"    - show help information (for 'command')\n"				\
	"'help' prints online help for the monitor commands.\n\n"		\
	"Without arguments, it prints a short usage message for all commands.\n\n" \
	"To get detailed help information for specific commands you can type\n"	\
	"'help' with one or more command names as arguments.\n"			\
    ),

#define	CMD_TBL_QUES	MK_CMD_TBL_ENTRY(					\
	"?",		1,	CFG_MAXARGS,	1,	do_help,		\
	"?       - alias for 'help'\n",						\
	NULL									\
    ),

#define CMD_TBL_VERS	MK_CMD_TBL_ENTRY(					\
	"version",	4,	1,		1,	do_version,		\
	"version - print monitor version\n",					\
	NULL									\
    ),

#define CMD_TBL_ECHO	MK_CMD_TBL_ENTRY(					\
	"echo",		4,	CFG_MAXARGS,	1,	do_echo,		\
	"echo    - echo args to console\n",					\
	"[args..]\n"								\
	"    - echo args to console; \\c suppresses newline\n"			\
    ),

int
do_version (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	extern char version_string[];
	printf ("\n%s\n", version_string);
	return 0;
}

int
do_echo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	int i, putnl = 1;

	for (i = 1; i < argc; i++) {
		char *p = argv[i], c;

		if (i > 1)
			putc(' ');
		while ((c = *p++) != '\0')
			if (c == '\\' && *p == 'c') {
				putnl = 0;
				p++;
			}
			else
				putc(c);
	}

	if (putnl)
		putc('\n');
	return 0;
}

/*
 * Use puts() instead of printf() to avoid printf buffer overflow
 * for long help messages
 */
int
do_help (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	int i;
	int rcode = 0;

	if (argc == 1) {	/* print short help (usage) */

		for (cmdtp=&cmd_tbl[0]; cmdtp->name; cmdtp++) {
			/* allow user abort */
			if (ctrlc())
				return 1;

			if (cmdtp->usage == NULL)
				continue;
			puts (cmdtp->usage);
		}

		return 0;
	}

	/*
	 * command help (long version)
	 */
	for (i=1; i<argc; ++i) {
		if ((cmdtp = find_cmd(argv[i])) != NULL) {
#ifdef	CFG_LONGHELP
			/* found - print (long) help info */
			puts (cmdtp->name);
			putc (' ');
			if (cmdtp->help) {
				puts (cmdtp->help);
			} else {
				puts ("- No help available.\n");
				rcode = 1;
			}
			putc ('\n');
#else	/* no long help available */
			if (cmdtp->usage)
				puts (cmdtp->usage);
#endif	/* CFG_LONGHELP */
		}
		else {
			printf ("Unknown command '%s' - try 'help'"
				" without arguments for list of all"
				" known commands\n\n",
				argv[i]
			);
			rcode = 1;
		}
	}
	return rcode;
}

/***************************************************************************
 * find command table entry for a command
 */
cmd_tbl_t *find_cmd(const char *cmd)
{
	cmd_tbl_t *cmdtp;

	/* Search command table - Use linear search - it's a small table */
	for (cmdtp = &cmd_tbl[0]; cmdtp->name; cmdtp++) {
		if (strncmp (cmd, cmdtp->name, cmdtp->lmin) == 0)
			return cmdtp;
	}
	return NULL;	/* not found */
}

/*
 * The commands in this table are sorted alphabetically by the
 * command name and in descending order by the command name string
 * length. This is to prevent conflicts in command name parsing.
 * Please ensure that new commands are added according to that rule.
 * Please use $(TOPDIR)/doc/README.commands as a reference AND make
 * sure it gets updated.
 */

cmd_tbl_t cmd_tbl[] = {
	CMD_TBL_ASKENV
	CMD_TBL_ASM
	CMD_TBL_AUTOSCRIPT
	CMD_TBL_BASE
	CMD_TBL_BDINFO
	CMD_TBL_BMP
#ifdef CONFIG_AMIGAONEG3SE
	CMD_TBL_BOOTA
#endif
	CMD_TBL_BOOTELF
	CMD_TBL_BOOTM
	CMD_TBL_BOOTP
	CMD_TBL_BOOTVX
	CMD_TBL_BOOTD
	CMD_TBL_BREAK
	CMD_TBL_BRGINFO
	CMD_TBL_CARINFO
	CMD_TBL_JFFS2_CHPART
	CMD_TBL_CMP
	CMD_TBL_CONINFO
	CMD_TBL_CONTINUE
	CMD_TBL_CP
	CMD_TBL_CRC
	CMD_TBL_DATE
	CMD_TBL_DCACHE
	CMD_TBL_DHCP
	CMD_TBL_DIAG
	CMD_TBL_DISK
	CMD_TBL_DMAINFO
	CMD_TBL_DIS
	CMD_TBL_DOCBOOT
	CMD_TBL_DOC
	CMD_TBL_DTT
	CMD_TBL_ECHO
	CMD_TBL_EEPROM
	CMD_TBL_FCCINFO
	CMD_TBL_FLERASE
	CMD_TBL_FDC
        CMD_TBL_FDOS_BOOT
        CMD_TBL_FDOS_LS
	CMD_TBL_FLINFO
	CMD_TBL_FPGA
	CMD_TBL_JFFS2_FSINFO
	CMD_TBL_JFFS2_FSLOAD
	CMD_TBL_GETDCR
	CMD_TBL_GO
	CMD_TBL_HELP
	CMD_TBL_HWFLOW
	CMD_TBL_I2CINFO
	CMD_TBL_ICACHE
#ifdef CONFIG_8260
	CMD_TBL_ICINFO
#endif
	CMD_TBL_IMD
	CMD_TBL_IMM
	CMD_TBL_INM
	CMD_TBL_IMW
	CMD_TBL_ICRC
	CMD_TBL_IPROBE
	CMD_TBL_ILOOP
	CMD_TBL_ISDRAM
	CMD_TBL_IDE
	CMD_TBL_IMINFO
	CMD_TBL_IOPINFO
	CMD_TBL_IOPSET
	CMD_TBL_IRQINFO
	CMD_TBL_KGDB
	CMD_TBL_LOADB
	CMD_TBL_LOADS
	CMD_TBL_LOG
	CMD_TBL_LOOP
	CMD_TBL_JFFS2_LS
	CMD_TBL_MCCINFO
	CMD_TBL_MD
	CMD_TBL_MEMCINFO
#ifdef CONFIG_AMIGAONEG3SE
	CMD_TBL_MENU
#endif
	CMD_TBL_MII
	CMD_TBL_MM
	CMD_TBL_MTEST
	CMD_TBL_MUXINFO
	CMD_TBL_MW
	CMD_TBL_NAND
	CMD_TBL_NANDBOOT
	CMD_TBL_NEXT
	CMD_TBL_NM
	CMD_TBL_PCI
	CMD_TBL_PRINTENV
	CMD_TBL_PROTECT
	CMD_TBL_RARPB
	CMD_TBL_RDUMP
	CMD_TBL_PINIT
	CMD_TBL_REGINFO
	CMD_TBL_RESET
	CMD_TBL_RUN
	CMD_TBL_SAVEENV
	CMD_TBL_SAVES
	CMD_TBL_SCCINFO
	CMD_TBL_SCSIBOOT
	CMD_TBL_SCSI
	CMD_TBL_SETDCR
	CMD_TBL_SETENV
	CMD_TBL_SIINFO
	CMD_TBL_SITINFO
	CMD_TBL_SIUINFO
	CMD_TBL_MISC		/* sleep */
	CMD_TBL_SMCINFO
	CMD_TBL_SPIINFO
	CMD_TBL_SPI
	CMD_TBL_STACK
	CMD_TBL_STEP
	CMD_TBL_TFTPB
	CMD_TBL_USBBOOT
	CMD_TBL_USB
	CMD_TBL_VERS
	CMD_TBL_BSP
	CMD_TBL_VFD
	CMD_TBL_QUES		/* keep this ("help") the last entry */
	/* the following entry terminates this table */
	MK_CMD_TBL_ENTRY( NULL, 0, 0, 0, NULL, NULL, NULL )
};
Commit	Line	Data
5dfa25f2 WD	1	/*
	2	* (C) Copyright 2000
	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	* Command Processor Table
	26	*/
	27
	28	#include <common.h>
	29	#include <command.h>
	30	#include <cmd_cache.h>
	31	#include <cmd_mem.h>
	32	#include <cmd_boot.h>
	33	#include <cmd_flash.h>
	34	#include <cmd_bootm.h>
	35	#include <cmd_net.h>
	36	#include <cmd_nvedit.h>
	37	#include <cmd_misc.h>
	38	#include <cmd_kgdb.h>
	39	#include <cmd_ide.h>
	40	#include <cmd_disk.h>
	41	#include <cmd_console.h>
	42	#include <cmd_reginfo.h>
	43	#include <cmd_pcmcia.h>
	44	#include <cmd_autoscript.h>
	45	#include <cmd_diag.h>
	46
	47	#include <cmd_eeprom.h>
	48	#include <cmd_i2c.h>
eb9401e3	49	#include <cmd_spi.h>
5dfa25f2 WD	50	#include <cmd_immap.h>
	51	#include <cmd_rtc.h>
	52
	53	#include <cmd_elf.h>
	54	#include <cmd_fdc.h> /* Floppy support */
	55	#include <cmd_usb.h> /* USB support */
	56	#include <cmd_scsi.h>
	57	#include <cmd_pci.h>
	58	#include <cmd_mii.h>
	59	#include <cmd_dcr.h> /* 4xx DCR register access */
	60	#include <cmd_doc.h>
dc7c9a1a	61	#include <cmd_nand.h>
5dfa25f2 WD	62	#include <cmd_jffs2.h>
	63	#include <cmd_fpga.h>
	64
	65	#include <cmd_bsp.h> /* board special functions */
	66
	67	#include <cmd_bedbug.h>
	68	#include <cmd_elf.h>
	69
	70	#include <cmd_dtt.h>
	71
	72	#include <cmd_vfd.h> /* load a bitmap to the VFDs on TRAB */
56f94be3	73	#include <cmd_log.h>
2262cfee	74	#include <cmd_fdos.h>
d791b1dc	75	#include <cmd_bmp.h>
5dfa25f2	76
c7de829c WD	77	#ifdef CONFIG_AMIGAONEG3SE
	78	#include <cmd_menu.h>
	79	#include <cmd_boota.h>
	80	#endif
	81
5dfa25f2 WD	82	/*
	83	* HELP command
	84	*/
	85	#define CMD_TBL_HELP MK_CMD_TBL_ENTRY( \
	86	"help", 1, CFG_MAXARGS, 1, do_help, \
	87	"help - print online help\n", \
	88	"[command ...]\n" \
	89	" - show help information (for 'command')\n" \
	90	"'help' prints online help for the monitor commands.\n\n" \
	91	"Without arguments, it prints a short usage message for all commands.\n\n" \
	92	"To get detailed help information for specific commands you can type\n" \
	93	"'help' with one or more command names as arguments.\n" \
	94	),
	95
	96	#define CMD_TBL_QUES MK_CMD_TBL_ENTRY( \
	97	"?", 1, CFG_MAXARGS, 1, do_help, \
	98	"? - alias for 'help'\n", \
	99	NULL \
	100	),
	101
	102	#define CMD_TBL_VERS MK_CMD_TBL_ENTRY( \
	103	"version", 4, 1, 1, do_version, \
	104	"version - print monitor version\n", \
	105	NULL \
	106	),
	107
	108	#define CMD_TBL_ECHO MK_CMD_TBL_ENTRY( \
	109	"echo", 4, CFG_MAXARGS, 1, do_echo, \
	110	"echo - echo args to console\n", \
	111	"[args..]\n" \
	112	" - echo args to console; \\c suppresses newline\n" \
	113	),
	114
	115	int
	116	do_version (cmd_tbl_t cmdtp, int flag, int argc, char argv[])
	117	{
	118	extern char version_string[];
	119	printf ("\n%s\n", version_string);
	120	return 0;
	121	}
	122
	123	int
	124	do_echo (cmd_tbl_t cmdtp, int flag, int argc, char argv[])
	125	{
	126	int i, putnl = 1;
	127
	128	for (i = 1; i < argc; i++) {
	129	char *p = argv[i], c;
	130
	131	if (i > 1)
	132	putc(' ');
	133	while ((c = *p++) != '\0')
	134	if (c == '\\' && *p == 'c') {
	135	putnl = 0;
	136	p++;
	137	}
	138	else
	139	putc(c);
	140	}
	141
	142	if (putnl)
	143	putc('\n');
	144	return 0;
	145	}
146
147	/*
148	* Use puts() instead of printf() to avoid printf buffer overflow
149	* for long help messages
150	*/
151	int
152	do_help (cmd_tbl_t cmdtp, int flag, int argc, char argv[])
153	{
154	int i;
155	int rcode = 0;
156
157	if (argc == 1) { /* print short help (usage) */
158
159	for (cmdtp=&cmd_tbl[0]; cmdtp->name; cmdtp++) {
160	/* allow user abort */
161	if (ctrlc())
162	return 1;
163
164	if (cmdtp->usage == NULL)
165	continue;
166	puts (cmdtp->usage);
167	}
168
169	return 0;
170	}
171
172	/*
173	* command help (long version)
174	*/
175	for (i=1; i<argc; ++i) {
176	if ((cmdtp = find_cmd(argv[i])) != NULL) {
177	#ifdef CFG_LONGHELP
178	/* found - print (long) help info */
179	puts (cmdtp->name);
180	putc (' ');
181	if (cmdtp->help) {
182	puts (cmdtp->help);
183	} else {
184	puts ("- No help available.\n");
185	rcode = 1;
186	}
187	putc ('\n');
188	#else /* no long help available */
189	if (cmdtp->usage)
190	puts (cmdtp->usage);
191	#endif /* CFG_LONGHELP */
192	}
193	else {
194	printf ("Unknown command '%s' - try 'help'"
195	" without arguments for list of all"
196	" known commands\n\n",
197	argv[i]
198	);
199	rcode = 1;
200	}
201	}
202	return rcode;
203	}
204
205	/***************************************************************************
206	* find command table entry for a command
207	*/
208	cmd_tbl_t find_cmd(const char cmd)
209	{
210	cmd_tbl_t *cmdtp;
211
212	/* Search command table - Use linear search - it's a small table */
213	for (cmdtp = &cmd_tbl[0]; cmdtp->name; cmdtp++) {
214	if (strncmp (cmd, cmdtp->name, cmdtp->lmin) == 0)
215	return cmdtp;
216	}
217	return NULL; /* not found */
218	}
219
220	/*
221	* The commands in this table are sorted alphabetically by the
222	* command name and in descending order by the command name string
223	* length. This is to prevent conflicts in command name parsing.
224	* Please ensure that new commands are added according to that rule.
225	* Please use $(TOPDIR)/doc/README.commands as a reference AND make
226	* sure it gets updated.
227	*/
228
229	cmd_tbl_t cmd_tbl[] = {
230	CMD_TBL_ASKENV
231	CMD_TBL_ASM
232	CMD_TBL_AUTOSCRIPT
233	CMD_TBL_BASE
234	CMD_TBL_BDINFO
d791b1dc	235	CMD_TBL_BMP
c7de829c WD	236	#ifdef CONFIG_AMIGAONEG3SE
	237	CMD_TBL_BOOTA
	238	#endif
5dfa25f2 WD	239	CMD_TBL_BOOTELF
	240	CMD_TBL_BOOTM
	241	CMD_TBL_BOOTP
	242	CMD_TBL_BOOTVX
	243	CMD_TBL_BOOTD
	244	CMD_TBL_BREAK
	245	CMD_TBL_BRGINFO
	246	CMD_TBL_CARINFO
	247	CMD_TBL_JFFS2_CHPART
	248	CMD_TBL_CMP
	249	CMD_TBL_CONINFO
	250	CMD_TBL_CONTINUE
	251	CMD_TBL_CP
	252	CMD_TBL_CRC
	253	CMD_TBL_DATE
	254	CMD_TBL_DCACHE
	255	CMD_TBL_DHCP
	256	CMD_TBL_DIAG
	257	CMD_TBL_DISK
	258	CMD_TBL_DMAINFO
	259	CMD_TBL_DIS
	260	CMD_TBL_DOCBOOT
	261	CMD_TBL_DOC
	262	CMD_TBL_DTT
	263	CMD_TBL_ECHO
	264	CMD_TBL_EEPROM
	265	CMD_TBL_FCCINFO
	266	CMD_TBL_FLERASE
	267	CMD_TBL_FDC
2262cfee WD	268	CMD_TBL_FDOS_BOOT
2262cfee WD	269	CMD_TBL_FDOS_LS
5dfa25f2 WD	270	CMD_TBL_FLINFO
	271	CMD_TBL_FPGA
	272	CMD_TBL_JFFS2_FSINFO
	273	CMD_TBL_JFFS2_FSLOAD
	274	CMD_TBL_GETDCR
	275	CMD_TBL_GO
	276	CMD_TBL_HELP
	277	CMD_TBL_HWFLOW
	278	CMD_TBL_I2CINFO
	279	CMD_TBL_ICACHE
	280	#ifdef CONFIG_8260
	281	CMD_TBL_ICINFO
	282	#endif
	283	CMD_TBL_IMD
	284	CMD_TBL_IMM
	285	CMD_TBL_INM
	286	CMD_TBL_IMW
	287	CMD_TBL_ICRC
	288	CMD_TBL_IPROBE
	289	CMD_TBL_ILOOP
	290	CMD_TBL_ISDRAM
	291	CMD_TBL_IDE
	292	CMD_TBL_IMINFO
	293	CMD_TBL_IOPINFO
	294	CMD_TBL_IOPSET
	295	CMD_TBL_IRQINFO
	296	CMD_TBL_KGDB
	297	CMD_TBL_LOADB
	298	CMD_TBL_LOADS
56f94be3	299	CMD_TBL_LOG
5dfa25f2 WD	300	CMD_TBL_LOOP
	301	CMD_TBL_JFFS2_LS
	302	CMD_TBL_MCCINFO
	303	CMD_TBL_MD
	304	CMD_TBL_MEMCINFO
c7de829c WD	305	#ifdef CONFIG_AMIGAONEG3SE
	306	CMD_TBL_MENU
	307	#endif
5dfa25f2 WD	308	CMD_TBL_MII
	309	CMD_TBL_MM
	310	CMD_TBL_MTEST
	311	CMD_TBL_MUXINFO
	312	CMD_TBL_MW
dc7c9a1a WD	313	CMD_TBL_NAND
dc7c9a1a WD	314	CMD_TBL_NANDBOOT
5dfa25f2 WD	315	CMD_TBL_NEXT
	316	CMD_TBL_NM
	317	CMD_TBL_PCI
	318	CMD_TBL_PRINTENV
	319	CMD_TBL_PROTECT
	320	CMD_TBL_RARPB
	321	CMD_TBL_RDUMP
	322	CMD_TBL_PINIT
	323	CMD_TBL_REGINFO
	324	CMD_TBL_RESET
	325	CMD_TBL_RUN
	326	CMD_TBL_SAVEENV
	327	CMD_TBL_SAVES
	328	CMD_TBL_SCCINFO
	329	CMD_TBL_SCSIBOOT
	330	CMD_TBL_SCSI
	331	CMD_TBL_SETDCR
	332	CMD_TBL_SETENV
	333	CMD_TBL_SIINFO
	334	CMD_TBL_SITINFO
	335	CMD_TBL_SIUINFO
	336	CMD_TBL_MISC /* sleep */
	337	CMD_TBL_SMCINFO
	338	CMD_TBL_SPIINFO
eb9401e3	339	CMD_TBL_SPI
5dfa25f2 WD	340	CMD_TBL_STACK
	341	CMD_TBL_STEP
	342	CMD_TBL_TFTPB
	343	CMD_TBL_USBBOOT
	344	CMD_TBL_USB
	345	CMD_TBL_VERS
	346	CMD_TBL_BSP
	347	CMD_TBL_VFD
	348	CMD_TBL_QUES /* keep this ("help") the last entry */
	349	/* the following entry terminates this table */
	350	MK_CMD_TBL_ENTRY( NULL, 0, 0, 0, NULL, NULL, NULL )
	351	};