Commit | Line | Data |
---|---|---|
1f21d2bd BM |
1 | /* |
2 | * Thomas Horsten <thh@lasat.com> | |
3 | * Copyright (C) 2000 LASAT Networks A/S. | |
4 | * | |
5 | * This program is free software; you can distribute it and/or modify it | |
6 | * under the terms of the GNU General Public License (Version 2) as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 | * for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along | |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. | |
17 | * | |
18 | * Routines specific to the LASAT boards | |
19 | */ | |
20 | #include <linux/types.h> | |
21 | #include <asm/lasat/lasat.h> | |
22 | ||
23 | #include <linux/module.h> | |
24 | #include <linux/sysctl.h> | |
25 | #include <linux/stddef.h> | |
26 | #include <linux/init.h> | |
27 | #include <linux/fs.h> | |
28 | #include <linux/ctype.h> | |
29 | #include <linux/string.h> | |
30 | #include <linux/net.h> | |
31 | #include <linux/inet.h> | |
1f21d2bd BM |
32 | #include <linux/uaccess.h> |
33 | ||
4b550488 RB |
34 | #include <asm/time.h> |
35 | ||
1f34f2e4 | 36 | #ifdef CONFIG_DS1603 |
1f21d2bd | 37 | #include "ds1603.h" |
1f34f2e4 | 38 | #endif |
1f21d2bd | 39 | |
1f21d2bd BM |
40 | |
41 | /* And the same for proc */ | |
d3478d5b | 42 | int proc_dolasatstring(struct ctl_table *table, int write, |
1f21d2bd BM |
43 | void *buffer, size_t *lenp, loff_t *ppos) |
44 | { | |
45 | int r; | |
46 | ||
8d65af78 | 47 | r = proc_dostring(table, write, buffer, lenp, ppos); |
1f34f2e4 | 48 | if ((!write) || r) |
1f21d2bd | 49 | return r; |
1f34f2e4 | 50 | |
1f21d2bd | 51 | lasat_write_eeprom_info(); |
1f21d2bd BM |
52 | |
53 | return 0; | |
54 | } | |
55 | ||
1f34f2e4 | 56 | #ifdef CONFIG_DS1603 |
1f21d2bd BM |
57 | static int rtctmp; |
58 | ||
1f21d2bd | 59 | /* proc function to read/write RealTime Clock */ |
d3478d5b | 60 | int proc_dolasatrtc(struct ctl_table *table, int write, |
1f21d2bd BM |
61 | void *buffer, size_t *lenp, loff_t *ppos) |
62 | { | |
2ee96632 | 63 | struct timespec64 ts; |
1f21d2bd BM |
64 | int r; |
65 | ||
1f21d2bd | 66 | if (!write) { |
2ee96632 | 67 | read_persistent_clock64(&ts); |
d4f587c6 | 68 | rtctmp = ts.tv_sec; |
1f21d2bd BM |
69 | /* check for time < 0 and set to 0 */ |
70 | if (rtctmp < 0) | |
71 | rtctmp = 0; | |
72 | } | |
8d65af78 | 73 | r = proc_dointvec(table, write, buffer, lenp, ppos); |
1f34f2e4 | 74 | if (r) |
1f21d2bd | 75 | return r; |
1f34f2e4 TH |
76 | |
77 | if (write) | |
78 | rtc_mips_set_mmss(rtctmp); | |
1f21d2bd BM |
79 | |
80 | return 0; | |
81 | } | |
82 | #endif | |
83 | ||
1f21d2bd | 84 | #ifdef CONFIG_INET |
d3478d5b | 85 | int proc_lasat_ip(struct ctl_table *table, int write, |
1f21d2bd BM |
86 | void *buffer, size_t *lenp, loff_t *ppos) |
87 | { | |
88 | unsigned int ip; | |
89 | char *p, c; | |
90 | int len; | |
1f34f2e4 | 91 | char ipbuf[32]; |
1f21d2bd BM |
92 | |
93 | if (!table->data || !table->maxlen || !*lenp || | |
94 | (*ppos && !write)) { | |
95 | *lenp = 0; | |
96 | return 0; | |
97 | } | |
98 | ||
1f21d2bd BM |
99 | if (write) { |
100 | len = 0; | |
101 | p = buffer; | |
102 | while (len < *lenp) { | |
1f34f2e4 | 103 | if (get_user(c, p++)) |
1f21d2bd | 104 | return -EFAULT; |
1f21d2bd BM |
105 | if (c == 0 || c == '\n') |
106 | break; | |
107 | len++; | |
108 | } | |
1f34f2e4 TH |
109 | if (len >= sizeof(ipbuf)-1) |
110 | len = sizeof(ipbuf) - 1; | |
111 | if (copy_from_user(ipbuf, buffer, len)) | |
1f21d2bd | 112 | return -EFAULT; |
1f34f2e4 | 113 | ipbuf[len] = 0; |
1f21d2bd BM |
114 | *ppos += *lenp; |
115 | /* Now see if we can convert it to a valid IP */ | |
1f34f2e4 | 116 | ip = in_aton(ipbuf); |
1f21d2bd BM |
117 | *(unsigned int *)(table->data) = ip; |
118 | lasat_write_eeprom_info(); | |
119 | } else { | |
120 | ip = *(unsigned int *)(table->data); | |
1f34f2e4 | 121 | sprintf(ipbuf, "%d.%d.%d.%d", |
70342287 RB |
122 | (ip) & 0xff, |
123 | (ip >> 8) & 0xff, | |
1f21d2bd BM |
124 | (ip >> 16) & 0xff, |
125 | (ip >> 24) & 0xff); | |
1f34f2e4 | 126 | len = strlen(ipbuf); |
1f21d2bd BM |
127 | if (len > *lenp) |
128 | len = *lenp; | |
129 | if (len) | |
1f34f2e4 | 130 | if (copy_to_user(buffer, ipbuf, len)) |
1f21d2bd | 131 | return -EFAULT; |
1f21d2bd | 132 | if (len < *lenp) { |
1f34f2e4 | 133 | if (put_user('\n', ((char *) buffer) + len)) |
1f21d2bd | 134 | return -EFAULT; |
1f21d2bd BM |
135 | len++; |
136 | } | |
137 | *lenp = len; | |
138 | *ppos += len; | |
139 | } | |
1f21d2bd BM |
140 | |
141 | return 0; | |
142 | } | |
1f34f2e4 | 143 | #endif |
1f21d2bd | 144 | |
d3478d5b | 145 | int proc_lasat_prid(struct ctl_table *table, int write, |
1f21d2bd BM |
146 | void *buffer, size_t *lenp, loff_t *ppos) |
147 | { | |
148 | int r; | |
149 | ||
8d65af78 | 150 | r = proc_dointvec(table, write, buffer, lenp, ppos); |
1f34f2e4 | 151 | if (r < 0) |
1f21d2bd | 152 | return r; |
1f34f2e4 TH |
153 | if (write) { |
154 | lasat_board_info.li_eeprom_info.prid = | |
155 | lasat_board_info.li_prid; | |
156 | lasat_write_eeprom_info(); | |
157 | lasat_init_board_info(); | |
1f21d2bd | 158 | } |
1f21d2bd BM |
159 | return 0; |
160 | } | |
161 | ||
162 | extern int lasat_boot_to_service; | |
163 | ||
d3478d5b | 164 | static struct ctl_table lasat_table[] = { |
1f21d2bd | 165 | { |
1f21d2bd BM |
166 | .procname = "cpu-hz", |
167 | .data = &lasat_board_info.li_cpu_hz, | |
168 | .maxlen = sizeof(int), | |
169 | .mode = 0444, | |
6d456111 | 170 | .proc_handler = proc_dointvec, |
1f21d2bd BM |
171 | }, |
172 | { | |
1f21d2bd BM |
173 | .procname = "bus-hz", |
174 | .data = &lasat_board_info.li_bus_hz, | |
175 | .maxlen = sizeof(int), | |
176 | .mode = 0444, | |
6d456111 | 177 | .proc_handler = proc_dointvec, |
1f21d2bd BM |
178 | }, |
179 | { | |
1f21d2bd BM |
180 | .procname = "bmid", |
181 | .data = &lasat_board_info.li_bmid, | |
182 | .maxlen = sizeof(int), | |
183 | .mode = 0444, | |
6d456111 | 184 | .proc_handler = proc_dointvec, |
1f21d2bd BM |
185 | }, |
186 | { | |
1f21d2bd BM |
187 | .procname = "prid", |
188 | .data = &lasat_board_info.li_prid, | |
189 | .maxlen = sizeof(int), | |
190 | .mode = 0644, | |
6d456111 | 191 | .proc_handler = proc_lasat_prid, |
606d62fa | 192 | }, |
1f21d2bd BM |
193 | #ifdef CONFIG_INET |
194 | { | |
1f21d2bd BM |
195 | .procname = "ipaddr", |
196 | .data = &lasat_board_info.li_eeprom_info.ipaddr, | |
197 | .maxlen = sizeof(int), | |
198 | .mode = 0644, | |
6d456111 | 199 | .proc_handler = proc_lasat_ip, |
1f21d2bd BM |
200 | }, |
201 | { | |
1f21d2bd BM |
202 | .procname = "netmask", |
203 | .data = &lasat_board_info.li_eeprom_info.netmask, | |
204 | .maxlen = sizeof(int), | |
205 | .mode = 0644, | |
6d456111 | 206 | .proc_handler = proc_lasat_ip, |
1f21d2bd | 207 | }, |
1f21d2bd BM |
208 | #endif |
209 | { | |
1f21d2bd BM |
210 | .procname = "passwd_hash", |
211 | .data = &lasat_board_info.li_eeprom_info.passwd_hash, | |
212 | .maxlen = | |
213 | sizeof(lasat_board_info.li_eeprom_info.passwd_hash), | |
214 | .mode = 0600, | |
6d456111 | 215 | .proc_handler = proc_dolasatstring, |
1f21d2bd BM |
216 | }, |
217 | { | |
1f21d2bd BM |
218 | .procname = "boot-service", |
219 | .data = &lasat_boot_to_service, | |
220 | .maxlen = sizeof(int), | |
221 | .mode = 0644, | |
6d456111 | 222 | .proc_handler = proc_dointvec, |
1f21d2bd BM |
223 | }, |
224 | #ifdef CONFIG_DS1603 | |
225 | { | |
1f21d2bd BM |
226 | .procname = "rtc", |
227 | .data = &rtctmp, | |
228 | .maxlen = sizeof(int), | |
229 | .mode = 0644, | |
6d456111 | 230 | .proc_handler = proc_dolasatrtc, |
1f21d2bd BM |
231 | }, |
232 | #endif | |
233 | { | |
1f21d2bd BM |
234 | .procname = "namestr", |
235 | .data = &lasat_board_info.li_namestr, | |
236 | .maxlen = sizeof(lasat_board_info.li_namestr), | |
237 | .mode = 0444, | |
6d456111 | 238 | .proc_handler = proc_dostring, |
1f21d2bd BM |
239 | }, |
240 | { | |
1f21d2bd BM |
241 | .procname = "typestr", |
242 | .data = &lasat_board_info.li_typestr, | |
243 | .maxlen = sizeof(lasat_board_info.li_typestr), | |
244 | .mode = 0444, | |
6d456111 | 245 | .proc_handler = proc_dostring, |
1f21d2bd BM |
246 | }, |
247 | {} | |
248 | }; | |
249 | ||
d3478d5b | 250 | static struct ctl_table lasat_root_table[] = { |
1f21d2bd | 251 | { |
1f21d2bd BM |
252 | .procname = "lasat", |
253 | .mode = 0555, | |
254 | .child = lasat_table | |
255 | }, | |
256 | {} | |
257 | }; | |
258 | ||
259 | static int __init lasat_register_sysctl(void) | |
260 | { | |
261 | struct ctl_table_header *lasat_table_header; | |
262 | ||
263 | lasat_table_header = | |
264 | register_sysctl_table(lasat_root_table); | |
1f34f2e4 TH |
265 | if (!lasat_table_header) { |
266 | printk(KERN_ERR "Unable to register LASAT sysctl\n"); | |
267 | return -ENOMEM; | |
268 | } | |
1f21d2bd BM |
269 | |
270 | return 0; | |
271 | } | |
272 | ||
1bab0b62 | 273 | arch_initcall(lasat_register_sysctl); |