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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> | |
8bde7f77 | 29 | #include <cmd_autoscript.h> |
3863585b WD |
30 | #include <net.h> |
31 | ||
32 | #if (CONFIG_COMMANDS & CFG_CMD_NET) | |
33 | ||
3863585b WD |
34 | |
35 | extern int do_bootm (cmd_tbl_t *, int, int, char *[]); | |
36 | ||
37 | static int netboot_common (int, cmd_tbl_t *, int , char *[]); | |
38 | ||
39 | int do_bootp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
40 | { | |
41 | return netboot_common (BOOTP, cmdtp, argc, argv); | |
42 | } | |
43 | ||
8bde7f77 WD |
44 | cmd_tbl_t U_BOOT_CMD(BOOTP) = MK_CMD_ENTRY( |
45 | "bootp", 3, 1, do_bootp, | |
46 | "bootp - boot image via network using BootP/TFTP protocol\n", | |
47 | "[loadAddress] [bootfilename]\n" | |
48 | ); | |
49 | ||
3863585b WD |
50 | int do_tftpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
51 | { | |
52 | return netboot_common (TFTP, cmdtp, argc, argv); | |
53 | } | |
54 | ||
8bde7f77 WD |
55 | cmd_tbl_t U_BOOT_CMD(TFTPB) = MK_CMD_ENTRY( |
56 | "tftpboot", 3, 1, do_tftpb, | |
57 | "tftpboot- boot image via network using TFTP protocol\n" | |
58 | " and env variables ipaddr and serverip\n", | |
59 | "[loadAddress] [bootfilename]\n" | |
60 | ); | |
61 | ||
3863585b WD |
62 | int do_rarpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
63 | { | |
64 | return netboot_common (RARP, cmdtp, argc, argv); | |
65 | } | |
66 | ||
8bde7f77 WD |
67 | cmd_tbl_t U_BOOT_CMD(RARPB) = MK_CMD_ENTRY( |
68 | "rarpboot", 3, 1, do_rarpb, | |
69 | "rarpboot- boot image via network using RARP/TFTP protocol\n", | |
70 | "[loadAddress] [bootfilename]\n" | |
71 | ); | |
72 | ||
3863585b WD |
73 | #if (CONFIG_COMMANDS & CFG_CMD_DHCP) |
74 | int do_dhcp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
75 | { | |
76 | return netboot_common(DHCP, cmdtp, argc, argv); | |
77 | } | |
8bde7f77 WD |
78 | |
79 | cmd_tbl_t U_BOOT_CMD(DHCP) = MK_CMD_ENTRY( | |
80 | "dhcp", 3, 1, do_dhcp, | |
81 | "dhcp - invoke DHCP client to obtain IP/boot params\n", | |
82 | "\n" | |
83 | ); | |
3863585b WD |
84 | #endif /* CFG_CMD_DHCP */ |
85 | ||
86 | static void netboot_update_env(void) | |
87 | { | |
88 | char tmp[16] ; | |
89 | ||
90 | if (NetOurGatewayIP) { | |
91 | ip_to_string (NetOurGatewayIP, tmp); | |
92 | setenv("gatewayip", tmp); | |
93 | } | |
94 | ||
95 | if (NetOurSubnetMask) { | |
96 | ip_to_string (NetOurSubnetMask, tmp); | |
97 | setenv("netmask", tmp); | |
98 | } | |
99 | ||
100 | if (NetOurHostName[0]) | |
101 | setenv("hostname", NetOurHostName); | |
102 | ||
103 | if (NetOurRootPath[0]) | |
104 | setenv("rootpath", NetOurRootPath); | |
105 | ||
106 | if (NetOurIP) { | |
107 | ip_to_string (NetOurIP, tmp); | |
108 | setenv("ipaddr", tmp); | |
109 | } | |
110 | ||
111 | if (NetServerIP) { | |
112 | ip_to_string (NetServerIP, tmp); | |
113 | setenv("serverip", tmp); | |
114 | } | |
115 | ||
116 | if (NetOurDNSIP) { | |
117 | ip_to_string (NetOurDNSIP, tmp); | |
118 | setenv("dnsip", tmp); | |
119 | } | |
73a8b27c WD |
120 | |
121 | if (NetOurNISDomain[0]) | |
122 | setenv("domain", NetOurNISDomain); | |
123 | ||
3863585b WD |
124 | } |
125 | static int | |
126 | netboot_common (int proto, cmd_tbl_t *cmdtp, int argc, char *argv[]) | |
127 | { | |
128 | char *s; | |
129 | int rcode = 0; | |
130 | int size; | |
131 | ||
132 | /* pre-set load_addr */ | |
133 | if ((s = getenv("loadaddr")) != NULL) { | |
134 | load_addr = simple_strtoul(s, NULL, 16); | |
135 | } | |
136 | ||
137 | switch (argc) { | |
138 | case 1: | |
139 | break; | |
140 | ||
141 | case 2: /* only one arg - accept two forms: | |
142 | * just load address, or just boot file name. | |
143 | * The latter form must be written "filename" here. | |
144 | */ | |
145 | if (argv[1][0] == '"') { /* just boot filename */ | |
146 | copy_filename (BootFile, argv[1], sizeof(BootFile)); | |
147 | } else { /* load address */ | |
148 | load_addr = simple_strtoul(argv[1], NULL, 16); | |
149 | } | |
150 | break; | |
151 | ||
152 | case 3: load_addr = simple_strtoul(argv[1], NULL, 16); | |
153 | copy_filename (BootFile, argv[2], sizeof(BootFile)); | |
154 | ||
155 | break; | |
156 | ||
157 | default: printf ("Usage:\n%s\n", cmdtp->usage); | |
158 | return 1; | |
159 | } | |
160 | ||
eb9401e3 | 161 | if ((size = NetLoop(proto)) < 0) |
3863585b WD |
162 | return 1; |
163 | ||
164 | /* NetLoop ok, update environment */ | |
165 | netboot_update_env(); | |
166 | ||
eb9401e3 WD |
167 | /* done if no file was loaded (no errors though) */ |
168 | if (size == 0) | |
169 | return 0; | |
170 | ||
3863585b WD |
171 | /* flush cache */ |
172 | flush_cache(load_addr, size); | |
173 | ||
174 | /* Loading ok, check if we should attempt an auto-start */ | |
175 | if (((s = getenv("autostart")) != NULL) && (strcmp(s,"yes") == 0)) { | |
176 | char *local_args[2]; | |
177 | local_args[0] = argv[0]; | |
178 | local_args[1] = NULL; | |
179 | ||
180 | printf ("Automatic boot of image at addr 0x%08lX ...\n", | |
181 | load_addr); | |
182 | rcode = do_bootm (cmdtp, 0, 1, local_args); | |
183 | } | |
184 | ||
185 | #ifdef CONFIG_AUTOSCRIPT | |
186 | if (((s = getenv("autoscript")) != NULL) && (strcmp(s,"yes") == 0)) { | |
187 | printf("Running autoscript at addr 0x%08lX ...\n", load_addr); | |
188 | rcode = autoscript (load_addr); | |
189 | } | |
190 | #endif | |
191 | return rcode; | |
192 | } | |
193 | ||
73a8b27c WD |
194 | #if (CONFIG_COMMANDS & CFG_CMD_PING) |
195 | int do_ping (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
196 | { | |
197 | if (argc < 2) | |
198 | return -1; | |
199 | ||
200 | NetPingIP = string_to_ip(argv[1]); | |
201 | if (NetPingIP == 0) { | |
202 | printf ("Usage:\n%s\n", cmdtp->usage); | |
203 | return -1; | |
204 | } | |
205 | ||
206 | if (NetLoop(PING) < 0) { | |
207 | printf("ping failed; host %s is not alive\n", argv[1]); | |
208 | return 1; | |
209 | } | |
210 | ||
211 | printf("host %s is alive\n", argv[1]); | |
212 | ||
213 | return 0; | |
214 | } | |
215 | #endif /* CFG_CMD_PING */ | |
216 | ||
3863585b | 217 | #endif /* CFG_CMD_NET */ |