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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> | |
29 | #include <net.h> | |
30 | ||
31 | #if defined(CONFIG_CMD_NET) | |
32 | ||
33 | ||
34 | extern int do_bootm (cmd_tbl_t *, int, int, char *[]); | |
35 | ||
36 | static int netboot_common (proto_t, cmd_tbl_t *, int , char *[]); | |
37 | ||
38 | int do_bootp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
39 | { | |
40 | return netboot_common (BOOTP, cmdtp, argc, argv); | |
41 | } | |
42 | ||
43 | U_BOOT_CMD( | |
44 | bootp, 3, 1, do_bootp, | |
45 | "bootp\t- boot image via network using BootP/TFTP protocol\n", | |
46 | "[loadAddress] [bootfilename]\n" | |
47 | ); | |
48 | ||
49 | int do_tftpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
50 | { | |
51 | return netboot_common (TFTP, cmdtp, argc, argv); | |
52 | } | |
53 | ||
54 | U_BOOT_CMD( | |
55 | tftpboot, 3, 1, do_tftpb, | |
56 | "tftpboot- boot image via network using TFTP protocol\n", | |
57 | "[loadAddress] [bootfilename]\n" | |
58 | ); | |
59 | ||
60 | int do_rarpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
61 | { | |
62 | return netboot_common (RARP, cmdtp, argc, argv); | |
63 | } | |
64 | ||
65 | U_BOOT_CMD( | |
66 | rarpboot, 3, 1, do_rarpb, | |
67 | "rarpboot- boot image via network using RARP/TFTP protocol\n", | |
68 | "[loadAddress] [bootfilename]\n" | |
69 | ); | |
70 | ||
71 | #if defined(CONFIG_CMD_DHCP) | |
72 | int do_dhcp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
73 | { | |
74 | return netboot_common(DHCP, cmdtp, argc, argv); | |
75 | } | |
76 | ||
77 | U_BOOT_CMD( | |
78 | dhcp, 3, 1, do_dhcp, | |
79 | "dhcp\t- invoke DHCP client to obtain IP/boot params\n", | |
80 | "\n" | |
81 | ); | |
82 | #endif /* CFG_CMD_DHCP */ | |
83 | ||
84 | #if defined(CONFIG_CMD_NFS) | |
85 | int do_nfs (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
86 | { | |
87 | return netboot_common(NFS, cmdtp, argc, argv); | |
88 | } | |
89 | ||
90 | U_BOOT_CMD( | |
91 | nfs, 3, 1, do_nfs, | |
92 | "nfs\t- boot image via network using NFS protocol\n", | |
93 | "[loadAddress] [host ip addr:bootfilename]\n" | |
94 | ); | |
95 | #endif /* CFG_CMD_NFS */ | |
96 | ||
97 | static void netboot_update_env (void) | |
98 | { | |
99 | char tmp[22]; | |
100 | ||
101 | if (NetOurGatewayIP) { | |
102 | ip_to_string (NetOurGatewayIP, tmp); | |
103 | setenv ("gatewayip", tmp); | |
104 | } | |
105 | ||
106 | if (NetOurSubnetMask) { | |
107 | ip_to_string (NetOurSubnetMask, tmp); | |
108 | setenv ("netmask", tmp); | |
109 | } | |
110 | ||
111 | if (NetOurHostName[0]) | |
112 | setenv ("hostname", NetOurHostName); | |
113 | ||
114 | if (NetOurRootPath[0]) | |
115 | setenv ("rootpath", NetOurRootPath); | |
116 | ||
117 | if (NetOurIP) { | |
118 | ip_to_string (NetOurIP, tmp); | |
119 | setenv ("ipaddr", tmp); | |
120 | } | |
121 | ||
122 | if (NetServerIP) { | |
123 | ip_to_string (NetServerIP, tmp); | |
124 | setenv ("serverip", tmp); | |
125 | } | |
126 | ||
127 | if (NetOurDNSIP) { | |
128 | ip_to_string (NetOurDNSIP, tmp); | |
129 | setenv ("dnsip", tmp); | |
130 | } | |
131 | #if defined(CONFIG_BOOTP_DNS2) | |
132 | if (NetOurDNS2IP) { | |
133 | ip_to_string (NetOurDNS2IP, tmp); | |
134 | setenv ("dnsip2", tmp); | |
135 | } | |
136 | #endif | |
137 | if (NetOurNISDomain[0]) | |
138 | setenv ("domain", NetOurNISDomain); | |
139 | ||
140 | #if defined(CONFIG_CMD_SNTP) \ | |
141 | && defined(CONFIG_BOOTP_TIMEOFFSET) | |
142 | if (NetTimeOffset) { | |
143 | sprintf (tmp, "%d", NetTimeOffset); | |
144 | setenv ("timeoffset", tmp); | |
145 | } | |
146 | #endif | |
147 | #if defined(CONFIG_CMD_SNTP) \ | |
148 | && defined(CONFIG_BOOTP_NTPSERVER) | |
149 | if (NetNtpServerIP) { | |
150 | ip_to_string (NetNtpServerIP, tmp); | |
151 | setenv ("ntpserverip", tmp); | |
152 | } | |
153 | #endif | |
154 | } | |
155 | ||
156 | static int | |
157 | netboot_common (proto_t proto, cmd_tbl_t *cmdtp, int argc, char *argv[]) | |
158 | { | |
159 | char *s; | |
160 | int rcode = 0; | |
161 | int size; | |
162 | ||
163 | /* pre-set load_addr */ | |
164 | if ((s = getenv("loadaddr")) != NULL) { | |
165 | load_addr = simple_strtoul(s, NULL, 16); | |
166 | } | |
167 | ||
168 | switch (argc) { | |
169 | case 1: | |
170 | break; | |
171 | ||
172 | case 2: /* only one arg - accept two forms: | |
173 | * just load address, or just boot file name. | |
174 | * The latter form must be written "filename" here. | |
175 | */ | |
176 | if (argv[1][0] == '"') { /* just boot filename */ | |
177 | copy_filename (BootFile, argv[1], sizeof(BootFile)); | |
178 | } else { /* load address */ | |
179 | load_addr = simple_strtoul(argv[1], NULL, 16); | |
180 | } | |
181 | break; | |
182 | ||
183 | case 3: load_addr = simple_strtoul(argv[1], NULL, 16); | |
184 | copy_filename (BootFile, argv[2], sizeof(BootFile)); | |
185 | ||
186 | break; | |
187 | ||
188 | default: printf ("Usage:\n%s\n", cmdtp->usage); | |
189 | return 1; | |
190 | } | |
191 | ||
192 | if ((size = NetLoop(proto)) < 0) | |
193 | return 1; | |
194 | ||
195 | /* NetLoop ok, update environment */ | |
196 | netboot_update_env(); | |
197 | ||
198 | /* done if no file was loaded (no errors though) */ | |
199 | if (size == 0) | |
200 | return 0; | |
201 | ||
202 | /* flush cache */ | |
203 | flush_cache(load_addr, size); | |
204 | ||
205 | /* Loading ok, check if we should attempt an auto-start */ | |
206 | if (((s = getenv("autostart")) != NULL) && (strcmp(s,"yes") == 0)) { | |
207 | char *local_args[2]; | |
208 | local_args[0] = argv[0]; | |
209 | local_args[1] = NULL; | |
210 | ||
211 | printf ("Automatic boot of image at addr 0x%08lX ...\n", | |
212 | load_addr); | |
213 | rcode = do_bootm (cmdtp, 0, 1, local_args); | |
214 | } | |
215 | ||
216 | #ifdef CONFIG_AUTOSCRIPT | |
217 | if (((s = getenv("autoscript")) != NULL) && (strcmp(s,"yes") == 0)) { | |
218 | printf("Running autoscript at addr 0x%08lX ...\n", load_addr); | |
219 | rcode = autoscript (load_addr); | |
220 | } | |
221 | #endif | |
222 | return rcode; | |
223 | } | |
224 | ||
225 | #if defined(CONFIG_CMD_PING) | |
226 | int do_ping (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
227 | { | |
228 | if (argc < 2) | |
229 | return -1; | |
230 | ||
231 | NetPingIP = string_to_ip(argv[1]); | |
232 | if (NetPingIP == 0) { | |
233 | printf ("Usage:\n%s\n", cmdtp->usage); | |
234 | return -1; | |
235 | } | |
236 | ||
237 | if (NetLoop(PING) < 0) { | |
238 | printf("ping failed; host %s is not alive\n", argv[1]); | |
239 | return 1; | |
240 | } | |
241 | ||
242 | printf("host %s is alive\n", argv[1]); | |
243 | ||
244 | return 0; | |
245 | } | |
246 | ||
247 | U_BOOT_CMD( | |
248 | ping, 2, 1, do_ping, | |
249 | "ping\t- send ICMP ECHO_REQUEST to network host\n", | |
250 | "pingAddress\n" | |
251 | ); | |
252 | #endif /* CFG_CMD_PING */ | |
253 | ||
254 | #if defined(CONFIG_CMD_CDP) | |
255 | ||
256 | static void cdp_update_env(void) | |
257 | { | |
258 | char tmp[16]; | |
259 | ||
260 | if (CDPApplianceVLAN != htons(-1)) { | |
261 | printf("CDP offered appliance VLAN %d\n", ntohs(CDPApplianceVLAN)); | |
262 | VLAN_to_string(CDPApplianceVLAN, tmp); | |
263 | setenv("vlan", tmp); | |
264 | NetOurVLAN = CDPApplianceVLAN; | |
265 | } | |
266 | ||
267 | if (CDPNativeVLAN != htons(-1)) { | |
268 | printf("CDP offered native VLAN %d\n", ntohs(CDPNativeVLAN)); | |
269 | VLAN_to_string(CDPNativeVLAN, tmp); | |
270 | setenv("nvlan", tmp); | |
271 | NetOurNativeVLAN = CDPNativeVLAN; | |
272 | } | |
273 | ||
274 | } | |
275 | ||
276 | int do_cdp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
277 | { | |
278 | int r; | |
279 | ||
280 | r = NetLoop(CDP); | |
281 | if (r < 0) { | |
282 | printf("cdp failed; perhaps not a CISCO switch?\n"); | |
283 | return 1; | |
284 | } | |
285 | ||
286 | cdp_update_env(); | |
287 | ||
288 | return 0; | |
289 | } | |
290 | ||
291 | U_BOOT_CMD( | |
292 | cdp, 1, 1, do_cdp, | |
293 | "cdp\t- Perform CDP network configuration\n", | |
294 | ); | |
295 | #endif /* CFG_CMD_CDP */ | |
296 | ||
297 | #if defined(CONFIG_CMD_SNTP) | |
298 | int do_sntp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
299 | { | |
300 | char *toff; | |
301 | ||
302 | if (argc < 2) { | |
303 | NetNtpServerIP = getenv_IPaddr ("ntpserverip"); | |
304 | if (NetNtpServerIP == 0) { | |
305 | printf ("ntpserverip not set\n"); | |
306 | return (1); | |
307 | } | |
308 | } else { | |
309 | NetNtpServerIP = string_to_ip(argv[1]); | |
310 | if (NetNtpServerIP == 0) { | |
311 | printf ("Bad NTP server IP address\n"); | |
312 | return (1); | |
313 | } | |
314 | } | |
315 | ||
316 | toff = getenv ("timeoffset"); | |
317 | if (toff == NULL) NetTimeOffset = 0; | |
318 | else NetTimeOffset = simple_strtol (toff, NULL, 10); | |
319 | ||
320 | if (NetLoop(SNTP) < 0) { | |
321 | printf("SNTP failed: host %s not responding\n", argv[1]); | |
322 | return 1; | |
323 | } | |
324 | ||
325 | return 0; | |
326 | } | |
327 | ||
328 | U_BOOT_CMD( | |
329 | sntp, 2, 1, do_sntp, | |
330 | "sntp\t- synchronize RTC via network\n", | |
331 | "[NTP server IP]\n" | |
332 | ); | |
333 | #endif /* CFG_CMD_SNTP */ | |
334 | ||
335 | #endif /* CFG_CMD_NET */ |