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3863585b 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 | * Boot support | |
26 | */ | |
27 | #include <common.h> | |
28 | #include <command.h> | |
3863585b WD |
29 | #include <net.h> |
30 | ||
e4bf0c5c | 31 | static int netboot_common(enum proto_t, cmd_tbl_t *, int, char * const []); |
3863585b | 32 | |
54841ab5 | 33 | int do_bootp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
3863585b WD |
34 | { |
35 | return netboot_common (BOOTP, cmdtp, argc, argv); | |
36 | } | |
37 | ||
0d498393 WD |
38 | U_BOOT_CMD( |
39 | bootp, 3, 1, do_bootp, | |
2fb2604d | 40 | "boot image via network using BOOTP/TFTP protocol", |
a89c33db | 41 | "[loadAddress] [[hostIPaddr:]bootfilename]" |
8bde7f77 WD |
42 | ); |
43 | ||
54841ab5 | 44 | int do_tftpb (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
3863585b | 45 | { |
573f14fe SG |
46 | int ret; |
47 | ||
48 | bootstage_mark_name(BOOTSTAGE_KERNELREAD_START, "tftp_start"); | |
49 | ret = netboot_common(TFTPGET, cmdtp, argc, argv); | |
50 | bootstage_mark_name(BOOTSTAGE_KERNELREAD_STOP, "tftp_done"); | |
51 | return ret; | |
3863585b WD |
52 | } |
53 | ||
0d498393 WD |
54 | U_BOOT_CMD( |
55 | tftpboot, 3, 1, do_tftpb, | |
2fb2604d | 56 | "boot image via network using TFTP protocol", |
a89c33db | 57 | "[loadAddress] [[hostIPaddr:]bootfilename]" |
8bde7f77 WD |
58 | ); |
59 | ||
2d46cf29 SG |
60 | #ifdef CONFIG_CMD_TFTPPUT |
61 | int do_tftpput(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
62 | { | |
63 | int ret; | |
64 | ||
65 | ret = netboot_common(TFTPPUT, cmdtp, argc, argv); | |
66 | return ret; | |
67 | } | |
68 | ||
69 | U_BOOT_CMD( | |
70 | tftpput, 4, 1, do_tftpput, | |
71 | "TFTP put command, for uploading files to a server", | |
72 | "Address Size [[hostIPaddr:]filename]" | |
73 | ); | |
74 | #endif | |
75 | ||
7a83af07 LC |
76 | #ifdef CONFIG_CMD_TFTPSRV |
77 | static int do_tftpsrv(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) | |
78 | { | |
79 | return netboot_common(TFTPSRV, cmdtp, argc, argv); | |
80 | } | |
81 | ||
82 | U_BOOT_CMD( | |
83 | tftpsrv, 2, 1, do_tftpsrv, | |
84 | "act as a TFTP server and boot the first received file", | |
85 | "[loadAddress]\n" | |
86 | "Listen for an incoming TFTP transfer, receive a file and boot it.\n" | |
87 | "The transfer is aborted if a transfer has not been started after\n" | |
88 | "about 50 seconds or if Ctrl-C is pressed." | |
89 | ); | |
90 | #endif | |
91 | ||
92 | ||
bf6cb247 | 93 | #ifdef CONFIG_CMD_RARP |
54841ab5 | 94 | int do_rarpb (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
3863585b WD |
95 | { |
96 | return netboot_common (RARP, cmdtp, argc, argv); | |
97 | } | |
98 | ||
0d498393 WD |
99 | U_BOOT_CMD( |
100 | rarpboot, 3, 1, do_rarpb, | |
2fb2604d | 101 | "boot image via network using RARP/TFTP protocol", |
a89c33db | 102 | "[loadAddress] [[hostIPaddr:]bootfilename]" |
8bde7f77 | 103 | ); |
bf6cb247 | 104 | #endif |
8bde7f77 | 105 | |
c76fe474 | 106 | #if defined(CONFIG_CMD_DHCP) |
54841ab5 | 107 | int do_dhcp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
3863585b WD |
108 | { |
109 | return netboot_common(DHCP, cmdtp, argc, argv); | |
110 | } | |
8bde7f77 | 111 | |
0d498393 WD |
112 | U_BOOT_CMD( |
113 | dhcp, 3, 1, do_dhcp, | |
2fb2604d | 114 | "boot image via network using DHCP/TFTP protocol", |
a89c33db | 115 | "[loadAddress] [[hostIPaddr:]bootfilename]" |
8bde7f77 | 116 | ); |
90253178 | 117 | #endif |
3863585b | 118 | |
c76fe474 | 119 | #if defined(CONFIG_CMD_NFS) |
54841ab5 | 120 | int do_nfs (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
cbd8a35c WD |
121 | { |
122 | return netboot_common(NFS, cmdtp, argc, argv); | |
123 | } | |
124 | ||
125 | U_BOOT_CMD( | |
126 | nfs, 3, 1, do_nfs, | |
2fb2604d | 127 | "boot image via network using NFS protocol", |
a89c33db | 128 | "[loadAddress] [[hostIPaddr:]bootfilename]" |
cbd8a35c | 129 | ); |
90253178 | 130 | #endif |
cbd8a35c | 131 | |
6e592385 | 132 | static void netboot_update_env (void) |
3863585b | 133 | { |
6e592385 | 134 | char tmp[22]; |
3863585b | 135 | |
6e592385 WD |
136 | if (NetOurGatewayIP) { |
137 | ip_to_string (NetOurGatewayIP, tmp); | |
138 | setenv ("gatewayip", tmp); | |
139 | } | |
3863585b | 140 | |
6e592385 WD |
141 | if (NetOurSubnetMask) { |
142 | ip_to_string (NetOurSubnetMask, tmp); | |
143 | setenv ("netmask", tmp); | |
144 | } | |
3863585b | 145 | |
6e592385 WD |
146 | if (NetOurHostName[0]) |
147 | setenv ("hostname", NetOurHostName); | |
3863585b | 148 | |
6e592385 WD |
149 | if (NetOurRootPath[0]) |
150 | setenv ("rootpath", NetOurRootPath); | |
3863585b | 151 | |
6e592385 WD |
152 | if (NetOurIP) { |
153 | ip_to_string (NetOurIP, tmp); | |
154 | setenv ("ipaddr", tmp); | |
155 | } | |
3863585b | 156 | |
6e592385 WD |
157 | if (NetServerIP) { |
158 | ip_to_string (NetServerIP, tmp); | |
159 | setenv ("serverip", tmp); | |
160 | } | |
73a8b27c | 161 | |
6e592385 WD |
162 | if (NetOurDNSIP) { |
163 | ip_to_string (NetOurDNSIP, tmp); | |
164 | setenv ("dnsip", tmp); | |
165 | } | |
1fe80d79 | 166 | #if defined(CONFIG_BOOTP_DNS2) |
6e592385 WD |
167 | if (NetOurDNS2IP) { |
168 | ip_to_string (NetOurDNS2IP, tmp); | |
169 | setenv ("dnsip2", tmp); | |
170 | } | |
fe389a82 | 171 | #endif |
6e592385 WD |
172 | if (NetOurNISDomain[0]) |
173 | setenv ("domain", NetOurNISDomain); | |
ea287deb | 174 | |
c76fe474 | 175 | #if defined(CONFIG_CMD_SNTP) \ |
1fe80d79 | 176 | && defined(CONFIG_BOOTP_TIMEOFFSET) |
ea287deb WD |
177 | if (NetTimeOffset) { |
178 | sprintf (tmp, "%d", NetTimeOffset); | |
179 | setenv ("timeoffset", tmp); | |
180 | } | |
181 | #endif | |
c76fe474 | 182 | #if defined(CONFIG_CMD_SNTP) \ |
1fe80d79 | 183 | && defined(CONFIG_BOOTP_NTPSERVER) |
ea287deb WD |
184 | if (NetNtpServerIP) { |
185 | ip_to_string (NetNtpServerIP, tmp); | |
186 | setenv ("ntpserverip", tmp); | |
187 | } | |
188 | #endif | |
3863585b | 189 | } |
6e592385 | 190 | |
e4bf0c5c SG |
191 | static int netboot_common(enum proto_t proto, cmd_tbl_t *cmdtp, int argc, |
192 | char * const argv[]) | |
3863585b WD |
193 | { |
194 | char *s; | |
2e4970d8 | 195 | char *end; |
3863585b WD |
196 | int rcode = 0; |
197 | int size; | |
2e4970d8 | 198 | ulong addr; |
3863585b WD |
199 | |
200 | /* pre-set load_addr */ | |
201 | if ((s = getenv("loadaddr")) != NULL) { | |
202 | load_addr = simple_strtoul(s, NULL, 16); | |
203 | } | |
204 | ||
205 | switch (argc) { | |
206 | case 1: | |
207 | break; | |
208 | ||
2e4970d8 PT |
209 | case 2: /* |
210 | * Only one arg - accept two forms: | |
211 | * Just load address, or just boot file name. The latter | |
212 | * form must be written in a format which can not be | |
213 | * mis-interpreted as a valid number. | |
3863585b | 214 | */ |
2e4970d8 PT |
215 | addr = simple_strtoul(argv[1], &end, 16); |
216 | if (end == (argv[1] + strlen(argv[1]))) | |
217 | load_addr = addr; | |
218 | else | |
219 | copy_filename(BootFile, argv[1], sizeof(BootFile)); | |
3863585b WD |
220 | break; |
221 | ||
222 | case 3: load_addr = simple_strtoul(argv[1], NULL, 16); | |
223 | copy_filename (BootFile, argv[2], sizeof(BootFile)); | |
224 | ||
225 | break; | |
226 | ||
2d46cf29 SG |
227 | #ifdef CONFIG_CMD_TFTPPUT |
228 | case 4: | |
38bd80b4 SG |
229 | if (strict_strtoul(argv[1], 16, &save_addr) < 0 || |
230 | strict_strtoul(argv[2], 16, &save_size) < 0) { | |
231 | printf("Invalid address/size\n"); | |
232 | return cmd_usage(cmdtp); | |
233 | } | |
2d46cf29 SG |
234 | copy_filename(BootFile, argv[3], sizeof(BootFile)); |
235 | break; | |
236 | #endif | |
47e26b1b | 237 | default: |
770605e4 | 238 | bootstage_error(BOOTSTAGE_ID_NET_START); |
4c12eeb8 | 239 | return CMD_RET_USAGE; |
3863585b | 240 | } |
770605e4 | 241 | bootstage_mark(BOOTSTAGE_ID_NET_START); |
3863585b | 242 | |
566a494f | 243 | if ((size = NetLoop(proto)) < 0) { |
770605e4 | 244 | bootstage_error(BOOTSTAGE_ID_NET_NETLOOP_OK); |
3863585b | 245 | return 1; |
566a494f | 246 | } |
770605e4 | 247 | bootstage_mark(BOOTSTAGE_ID_NET_NETLOOP_OK); |
3863585b WD |
248 | |
249 | /* NetLoop ok, update environment */ | |
250 | netboot_update_env(); | |
251 | ||
eb9401e3 | 252 | /* done if no file was loaded (no errors though) */ |
566a494f | 253 | if (size == 0) { |
770605e4 | 254 | bootstage_error(BOOTSTAGE_ID_NET_LOADED); |
eb9401e3 | 255 | return 0; |
566a494f | 256 | } |
eb9401e3 | 257 | |
3863585b WD |
258 | /* flush cache */ |
259 | flush_cache(load_addr, size); | |
260 | ||
770605e4 | 261 | bootstage_mark(BOOTSTAGE_ID_NET_LOADED); |
c8e66db7 | 262 | |
67d668bf | 263 | rcode = bootm_maybe_autostart(cmdtp, argv[0]); |
3863585b | 264 | |
566a494f | 265 | if (rcode < 0) |
770605e4 | 266 | bootstage_error(BOOTSTAGE_ID_NET_DONE_ERR); |
566a494f | 267 | else |
770605e4 | 268 | bootstage_mark(BOOTSTAGE_ID_NET_DONE); |
3863585b WD |
269 | return rcode; |
270 | } | |
271 | ||
c76fe474 | 272 | #if defined(CONFIG_CMD_PING) |
54841ab5 | 273 | int do_ping (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
73a8b27c WD |
274 | { |
275 | if (argc < 2) | |
276 | return -1; | |
277 | ||
278 | NetPingIP = string_to_ip(argv[1]); | |
47e26b1b | 279 | if (NetPingIP == 0) |
4c12eeb8 | 280 | return CMD_RET_USAGE; |
73a8b27c WD |
281 | |
282 | if (NetLoop(PING) < 0) { | |
283 | printf("ping failed; host %s is not alive\n", argv[1]); | |
284 | return 1; | |
285 | } | |
286 | ||
287 | printf("host %s is alive\n", argv[1]); | |
288 | ||
289 | return 0; | |
290 | } | |
6dff5529 WD |
291 | |
292 | U_BOOT_CMD( | |
293 | ping, 2, 1, do_ping, | |
2fb2604d | 294 | "send ICMP ECHO_REQUEST to network host", |
a89c33db | 295 | "pingAddress" |
6dff5529 | 296 | ); |
90253178 | 297 | #endif |
73a8b27c | 298 | |
c76fe474 | 299 | #if defined(CONFIG_CMD_CDP) |
a3d991bd WD |
300 | |
301 | static void cdp_update_env(void) | |
302 | { | |
303 | char tmp[16]; | |
304 | ||
305 | if (CDPApplianceVLAN != htons(-1)) { | |
306 | printf("CDP offered appliance VLAN %d\n", ntohs(CDPApplianceVLAN)); | |
307 | VLAN_to_string(CDPApplianceVLAN, tmp); | |
308 | setenv("vlan", tmp); | |
309 | NetOurVLAN = CDPApplianceVLAN; | |
310 | } | |
311 | ||
312 | if (CDPNativeVLAN != htons(-1)) { | |
313 | printf("CDP offered native VLAN %d\n", ntohs(CDPNativeVLAN)); | |
314 | VLAN_to_string(CDPNativeVLAN, tmp); | |
315 | setenv("nvlan", tmp); | |
316 | NetOurNativeVLAN = CDPNativeVLAN; | |
317 | } | |
318 | ||
319 | } | |
320 | ||
54841ab5 | 321 | int do_cdp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
a3d991bd WD |
322 | { |
323 | int r; | |
324 | ||
325 | r = NetLoop(CDP); | |
326 | if (r < 0) { | |
327 | printf("cdp failed; perhaps not a CISCO switch?\n"); | |
328 | return 1; | |
329 | } | |
330 | ||
331 | cdp_update_env(); | |
332 | ||
333 | return 0; | |
334 | } | |
335 | ||
336 | U_BOOT_CMD( | |
337 | cdp, 1, 1, do_cdp, | |
ec5c04cd | 338 | "Perform CDP network configuration", |
4b58266e | 339 | "\n" |
a3d991bd | 340 | ); |
90253178 | 341 | #endif |
a3d991bd | 342 | |
c76fe474 | 343 | #if defined(CONFIG_CMD_SNTP) |
54841ab5 | 344 | int do_sntp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
ea287deb WD |
345 | { |
346 | char *toff; | |
347 | ||
348 | if (argc < 2) { | |
349 | NetNtpServerIP = getenv_IPaddr ("ntpserverip"); | |
350 | if (NetNtpServerIP == 0) { | |
351 | printf ("ntpserverip not set\n"); | |
352 | return (1); | |
353 | } | |
354 | } else { | |
355 | NetNtpServerIP = string_to_ip(argv[1]); | |
356 | if (NetNtpServerIP == 0) { | |
357 | printf ("Bad NTP server IP address\n"); | |
358 | return (1); | |
359 | } | |
360 | } | |
361 | ||
362 | toff = getenv ("timeoffset"); | |
363 | if (toff == NULL) NetTimeOffset = 0; | |
364 | else NetTimeOffset = simple_strtol (toff, NULL, 10); | |
365 | ||
366 | if (NetLoop(SNTP) < 0) { | |
d6840e3d LP |
367 | printf("SNTP failed: host %pI4 not responding\n", |
368 | &NetNtpServerIP); | |
ea287deb WD |
369 | return 1; |
370 | } | |
371 | ||
372 | return 0; | |
373 | } | |
374 | ||
375 | U_BOOT_CMD( | |
376 | sntp, 2, 1, do_sntp, | |
2fb2604d | 377 | "synchronize RTC via network", |
ea287deb WD |
378 | "[NTP server IP]\n" |
379 | ); | |
90253178 | 380 | #endif |
1a32bf41 RG |
381 | |
382 | #if defined(CONFIG_CMD_DNS) | |
54841ab5 | 383 | int do_dns(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
1a32bf41 | 384 | { |
47e26b1b | 385 | if (argc == 1) |
4c12eeb8 | 386 | return CMD_RET_USAGE; |
1a32bf41 RG |
387 | |
388 | /* | |
389 | * We should check for a valid hostname: | |
390 | * - Each label must be between 1 and 63 characters long | |
391 | * - the entire hostname has a maximum of 255 characters | |
392 | * - only the ASCII letters 'a' through 'z' (case-insensitive), | |
393 | * the digits '0' through '9', and the hyphen | |
394 | * - cannot begin or end with a hyphen | |
395 | * - no other symbols, punctuation characters, or blank spaces are | |
396 | * permitted | |
397 | * but hey - this is a minimalist implmentation, so only check length | |
398 | * and let the name server deal with things. | |
399 | */ | |
400 | if (strlen(argv[1]) >= 255) { | |
401 | printf("dns error: hostname too long\n"); | |
402 | return 1; | |
403 | } | |
404 | ||
405 | NetDNSResolve = argv[1]; | |
406 | ||
407 | if (argc == 3) | |
408 | NetDNSenvvar = argv[2]; | |
409 | else | |
410 | NetDNSenvvar = NULL; | |
411 | ||
412 | if (NetLoop(DNS) < 0) { | |
413 | printf("dns lookup of %s failed, check setup\n", argv[1]); | |
414 | return 1; | |
415 | } | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
420 | U_BOOT_CMD( | |
421 | dns, 3, 1, do_dns, | |
422 | "lookup the IP of a hostname", | |
423 | "hostname [envvar]" | |
424 | ); | |
425 | ||
426 | #endif /* CONFIG_CMD_DNS */ |