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Revisión5dfa25f25b0b791150485502e611a86d06a89e37 (tree)
Tiempo2002-10-20 04:42:10
Autorwdenk <wdenk>
Commiterwdenk

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Initial revision

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--- /dev/null
+++ b/common/command.c
@@ -0,0 +1,328 @@
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>
49+#include <cmd_immap.h>
50+#include <cmd_rtc.h>
51+
52+#include <cmd_elf.h>
53+#include <cmd_fdc.h> /* Floppy support */
54+#include <cmd_usb.h> /* USB support */
55+#include <cmd_scsi.h>
56+#include <cmd_pci.h>
57+#include <cmd_mii.h>
58+#include <cmd_dcr.h> /* 4xx DCR register access */
59+#include <cmd_doc.h>
60+#include <cmd_jffs2.h>
61+#include <cmd_fpga.h>
62+
63+#include <cmd_bsp.h> /* board special functions */
64+
65+#include <cmd_bedbug.h>
66+#include <cmd_elf.h>
67+
68+#include <cmd_dtt.h>
69+
70+#include <cmd_vfd.h> /* load a bitmap to the VFDs on TRAB */
71+
72+/*
73+ * HELP command
74+ */
75+#define CMD_TBL_HELP MK_CMD_TBL_ENTRY( \
76+ "help", 1, CFG_MAXARGS, 1, do_help, \
77+ "help - print online help\n", \
78+ "[command ...]\n" \
79+ " - show help information (for 'command')\n" \
80+ "'help' prints online help for the monitor commands.\n\n" \
81+ "Without arguments, it prints a short usage message for all commands.\n\n" \
82+ "To get detailed help information for specific commands you can type\n" \
83+ "'help' with one or more command names as arguments.\n" \
84+ ),
85+
86+#define CMD_TBL_QUES MK_CMD_TBL_ENTRY( \
87+ "?", 1, CFG_MAXARGS, 1, do_help, \
88+ "? - alias for 'help'\n", \
89+ NULL \
90+ ),
91+
92+#define CMD_TBL_VERS MK_CMD_TBL_ENTRY( \
93+ "version", 4, 1, 1, do_version, \
94+ "version - print monitor version\n", \
95+ NULL \
96+ ),
97+
98+#define CMD_TBL_ECHO MK_CMD_TBL_ENTRY( \
99+ "echo", 4, CFG_MAXARGS, 1, do_echo, \
100+ "echo - echo args to console\n", \
101+ "[args..]\n" \
102+ " - echo args to console; \\c suppresses newline\n" \
103+ ),
104+
105+int
106+do_version (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
107+{
108+ extern char version_string[];
109+ printf ("\n%s\n", version_string);
110+ return 0;
111+}
112+
113+int
114+do_echo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
115+{
116+ int i, putnl = 1;
117+
118+ for (i = 1; i < argc; i++) {
119+ char *p = argv[i], c;
120+
121+ if (i > 1)
122+ putc(' ');
123+ while ((c = *p++) != '\0')
124+ if (c == '\\' && *p == 'c') {
125+ putnl = 0;
126+ p++;
127+ }
128+ else
129+ putc(c);
130+ }
131+
132+ if (putnl)
133+ putc('\n');
134+ return 0;
135+}
136+
137+/*
138+ * Use puts() instead of printf() to avoid printf buffer overflow
139+ * for long help messages
140+ */
141+int
142+do_help (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
143+{
144+ int i;
145+ int rcode = 0;
146+
147+ if (argc == 1) { /* print short help (usage) */
148+
149+ for (cmdtp=&cmd_tbl[0]; cmdtp->name; cmdtp++) {
150+ /* allow user abort */
151+ if (ctrlc())
152+ return 1;
153+
154+ if (cmdtp->usage == NULL)
155+ continue;
156+ puts (cmdtp->usage);
157+ }
158+
159+ return 0;
160+ }
161+
162+ /*
163+ * command help (long version)
164+ */
165+ for (i=1; i<argc; ++i) {
166+ if ((cmdtp = find_cmd(argv[i])) != NULL) {
167+#ifdef CFG_LONGHELP
168+ /* found - print (long) help info */
169+ puts (cmdtp->name);
170+ putc (' ');
171+ if (cmdtp->help) {
172+ puts (cmdtp->help);
173+ } else {
174+ puts ("- No help available.\n");
175+ rcode = 1;
176+ }
177+ putc ('\n');
178+#else /* no long help available */
179+ if (cmdtp->usage)
180+ puts (cmdtp->usage);
181+#endif /* CFG_LONGHELP */
182+ }
183+ else {
184+ printf ("Unknown command '%s' - try 'help'"
185+ " without arguments for list of all"
186+ " known commands\n\n",
187+ argv[i]
188+ );
189+ rcode = 1;
190+ }
191+ }
192+ return rcode;
193+}
194+
195+/***************************************************************************
196+ * find command table entry for a command
197+ */
198+cmd_tbl_t *find_cmd(const char *cmd)
199+{
200+ cmd_tbl_t *cmdtp;
201+
202+ /* Search command table - Use linear search - it's a small table */
203+ for (cmdtp = &cmd_tbl[0]; cmdtp->name; cmdtp++) {
204+ if (strncmp (cmd, cmdtp->name, cmdtp->lmin) == 0)
205+ return cmdtp;
206+ }
207+ return NULL; /* not found */
208+}
209+
210+/*
211+ * The commands in this table are sorted alphabetically by the
212+ * command name and in descending order by the command name string
213+ * length. This is to prevent conflicts in command name parsing.
214+ * Please ensure that new commands are added according to that rule.
215+ * Please use $(TOPDIR)/doc/README.commands as a reference AND make
216+ * sure it gets updated.
217+ */
218+
219+cmd_tbl_t cmd_tbl[] = {
220+ CMD_TBL_ASKENV
221+ CMD_TBL_ASM
222+ CMD_TBL_AUTOSCRIPT
223+ CMD_TBL_BASE
224+ CMD_TBL_BDINFO
225+ CMD_TBL_BOOTELF
226+ CMD_TBL_BOOTM
227+ CMD_TBL_BOOTP
228+ CMD_TBL_BOOTVX
229+ CMD_TBL_BOOTD
230+ CMD_TBL_BREAK
231+ CMD_TBL_BRGINFO
232+ CMD_TBL_CARINFO
233+ CMD_TBL_JFFS2_CHPART
234+ CMD_TBL_CMP
235+ CMD_TBL_CONINFO
236+ CMD_TBL_CONTINUE
237+ CMD_TBL_CP
238+ CMD_TBL_CRC
239+ CMD_TBL_DATE
240+ CMD_TBL_DCACHE
241+ CMD_TBL_DHCP
242+ CMD_TBL_DIAG
243+ CMD_TBL_DISK
244+ CMD_TBL_DMAINFO
245+ CMD_TBL_DIS
246+ CMD_TBL_DOCBOOT
247+ CMD_TBL_DOC
248+ CMD_TBL_DTT
249+ CMD_TBL_ECHO
250+ CMD_TBL_EEPROM
251+ CMD_TBL_FCCINFO
252+ CMD_TBL_FLERASE
253+ CMD_TBL_FDC
254+ CMD_TBL_FLINFO
255+ CMD_TBL_FPGA
256+ CMD_TBL_JFFS2_FSINFO
257+ CMD_TBL_JFFS2_FSLOAD
258+ CMD_TBL_GETDCR
259+ CMD_TBL_GO
260+ CMD_TBL_HELP
261+ CMD_TBL_HWFLOW
262+ CMD_TBL_I2CINFO
263+ CMD_TBL_ICACHE
264+#ifdef CONFIG_8260
265+ CMD_TBL_ICINFO
266+#endif
267+ CMD_TBL_IMD
268+ CMD_TBL_IMM
269+ CMD_TBL_INM
270+ CMD_TBL_IMW
271+ CMD_TBL_ICRC
272+ CMD_TBL_IPROBE
273+ CMD_TBL_ILOOP
274+ CMD_TBL_ISDRAM
275+ CMD_TBL_IDE
276+ CMD_TBL_IMINFO
277+ CMD_TBL_IOPINFO
278+ CMD_TBL_IOPSET
279+ CMD_TBL_IRQINFO
280+ CMD_TBL_KGDB
281+ CMD_TBL_LOADB
282+ CMD_TBL_LOADS
283+ CMD_TBL_LOOP
284+ CMD_TBL_JFFS2_LS
285+ CMD_TBL_MCCINFO
286+ CMD_TBL_MD
287+ CMD_TBL_MEMCINFO
288+ CMD_TBL_MII
289+ CMD_TBL_MM
290+ CMD_TBL_MTEST
291+ CMD_TBL_MUXINFO
292+ CMD_TBL_MW
293+ CMD_TBL_NEXT
294+ CMD_TBL_NM
295+ CMD_TBL_PCI
296+ CMD_TBL_PRINTENV
297+ CMD_TBL_PROTECT
298+ CMD_TBL_RARPB
299+ CMD_TBL_RDUMP
300+ CMD_TBL_PINIT
301+ CMD_TBL_REGINFO
302+ CMD_TBL_RESET
303+ CMD_TBL_RUN
304+ CMD_TBL_SAVEENV
305+ CMD_TBL_SAVES
306+ CMD_TBL_SCCINFO
307+ CMD_TBL_SCSIBOOT
308+ CMD_TBL_SCSI
309+ CMD_TBL_SETDCR
310+ CMD_TBL_SETENV
311+ CMD_TBL_SIINFO
312+ CMD_TBL_SITINFO
313+ CMD_TBL_SIUINFO
314+ CMD_TBL_MISC /* sleep */
315+ CMD_TBL_SMCINFO
316+ CMD_TBL_SPIINFO
317+ CMD_TBL_STACK
318+ CMD_TBL_STEP
319+ CMD_TBL_TFTPB
320+ CMD_TBL_USBBOOT
321+ CMD_TBL_USB
322+ CMD_TBL_VERS
323+ CMD_TBL_BSP
324+ CMD_TBL_VFD
325+ CMD_TBL_QUES /* keep this ("help") the last entry */
326+ /* the following entry terminates this table */
327+ MK_CMD_TBL_ENTRY( NULL, 0, 0, 0, NULL, NULL, NULL )
328+};
--- /dev/null
+++ b/include/cmd_vfd.h
@@ -0,0 +1,44 @@
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+ * Miscellanious commands
26+ */
27+#ifndef _CMD_VFD_H
28+#define _CMD_VFD_H
29+
30+#if (CONFIG_COMMANDS & CFG_CMD_VFD)
31+#define CMD_TBL_VFD MK_CMD_TBL_ENTRY( \
32+ "vfd", 3, 2, 0, do_vfd, \
33+ "vfd - load a bitmap to the VFDs on TRAB\n", \
34+ "N\n" \
35+ " - load bitmap N to the VFDs (N is _decimal_ !!!)\n"\
36+),
37+
38+/* Implemented in common/cmd_misc.c */
39+int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
40+#else
41+#define CMD_TBL_VFD
42+#endif /* CFG_CMD_VFD */
43+
44+#endif /* _CMD_VFD_H */