2 * Thomas Horsten <thh@lasat.com>
3 * Copyright (C) 2000 LASAT Networks A/S.
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.
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
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.
18 * Routines specific to the LASAT boards
20 #include <linux/types.h>
21 #include <asm/lasat/lasat.h>
23 #include <linux/module.h>
24 #include <linux/sysctl.h>
25 #include <linux/stddef.h>
26 #include <linux/init.h>
28 #include <linux/ctype.h>
29 #include <linux/string.h>
30 #include <linux/net.h>
31 #include <linux/inet.h>
32 #include <linux/uaccess.h>
40 /* Strategy function to write EEPROM after changing string entry */
41 int sysctl_lasatstring(ctl_table *table,
42 void *oldval, size_t *oldlenp,
43 void *newval, size_t newlen)
47 r = sysctl_string(table, oldval, oldlenp, newval, newlen);
52 lasat_write_eeprom_info();
58 /* And the same for proc */
59 int proc_dolasatstring(ctl_table *table, int write,
60 void *buffer, size_t *lenp, loff_t *ppos)
64 r = proc_dostring(table, write, buffer, lenp, ppos);
68 lasat_write_eeprom_info();
73 /* proc function to write EEPROM after changing int entry */
74 int proc_dolasatint(ctl_table *table, int write,
75 void *buffer, size_t *lenp, loff_t *ppos)
79 r = proc_dointvec(table, write, buffer, lenp, ppos);
83 lasat_write_eeprom_info();
91 /* proc function to read/write RealTime Clock */
92 int proc_dolasatrtc(ctl_table *table, int write,
93 void *buffer, size_t *lenp, loff_t *ppos)
99 read_persistent_clock(&ts);
101 /* check for time < 0 and set to 0 */
105 r = proc_dointvec(table, write, buffer, lenp, ppos);
110 rtc_mips_set_mmss(rtctmp);
116 /* Sysctl for setting the IP addresses */
117 int sysctl_lasat_intvec(ctl_table *table,
118 void *oldval, size_t *oldlenp,
119 void *newval, size_t newlen)
123 r = sysctl_intvec(table, oldval, oldlenp, newval, newlen);
127 if (newval && newlen)
128 lasat_write_eeprom_info();
135 int sysctl_lasat_rtc(ctl_table *table,
136 void *oldval, size_t *oldlenp,
137 void *newval, size_t newlen)
142 read_persistent_clock(&ts);
146 r = sysctl_intvec(table, oldval, oldlenp, newval, newlen);
149 if (newval && newlen)
150 rtc_mips_set_mmss(rtctmp);
157 int proc_lasat_ip(ctl_table *table, int write,
158 void *buffer, size_t *lenp, loff_t *ppos)
165 if (!table->data || !table->maxlen || !*lenp ||
174 while (len < *lenp) {
175 if (get_user(c, p++))
177 if (c == 0 || c == '\n')
181 if (len >= sizeof(ipbuf)-1)
182 len = sizeof(ipbuf) - 1;
183 if (copy_from_user(ipbuf, buffer, len))
187 /* Now see if we can convert it to a valid IP */
189 *(unsigned int *)(table->data) = ip;
190 lasat_write_eeprom_info();
192 ip = *(unsigned int *)(table->data);
193 sprintf(ipbuf, "%d.%d.%d.%d",
202 if (copy_to_user(buffer, ipbuf, len))
205 if (put_user('\n', ((char *) buffer) + len))
217 static int sysctl_lasat_prid(ctl_table *table,
218 void *oldval, size_t *oldlenp,
219 void *newval, size_t newlen)
223 r = sysctl_intvec(table, oldval, oldlenp, newval, newlen);
226 if (newval && newlen) {
227 lasat_board_info.li_eeprom_info.prid = *(int *)newval;
228 lasat_write_eeprom_info();
229 lasat_init_board_info();
234 int proc_lasat_prid(ctl_table *table, int write,
235 void *buffer, size_t *lenp, loff_t *ppos)
239 r = proc_dointvec(table, write, buffer, lenp, ppos);
243 lasat_board_info.li_eeprom_info.prid =
244 lasat_board_info.li_prid;
245 lasat_write_eeprom_info();
246 lasat_init_board_info();
251 extern int lasat_boot_to_service;
253 static ctl_table lasat_table[] = {
255 .ctl_name = CTL_UNNUMBERED,
256 .procname = "cpu-hz",
257 .data = &lasat_board_info.li_cpu_hz,
258 .maxlen = sizeof(int),
260 .proc_handler = &proc_dointvec,
261 .strategy = &sysctl_intvec
264 .ctl_name = CTL_UNNUMBERED,
265 .procname = "bus-hz",
266 .data = &lasat_board_info.li_bus_hz,
267 .maxlen = sizeof(int),
269 .proc_handler = &proc_dointvec,
270 .strategy = &sysctl_intvec
273 .ctl_name = CTL_UNNUMBERED,
275 .data = &lasat_board_info.li_bmid,
276 .maxlen = sizeof(int),
278 .proc_handler = &proc_dointvec,
279 .strategy = &sysctl_intvec
282 .ctl_name = CTL_UNNUMBERED,
284 .data = &lasat_board_info.li_prid,
285 .maxlen = sizeof(int),
287 .proc_handler = &proc_lasat_prid,
288 .strategy = &sysctl_lasat_prid
292 .ctl_name = CTL_UNNUMBERED,
293 .procname = "ipaddr",
294 .data = &lasat_board_info.li_eeprom_info.ipaddr,
295 .maxlen = sizeof(int),
297 .proc_handler = &proc_lasat_ip,
298 .strategy = &sysctl_lasat_intvec
301 .ctl_name = CTL_UNNUMBERED,
302 .procname = "netmask",
303 .data = &lasat_board_info.li_eeprom_info.netmask,
304 .maxlen = sizeof(int),
306 .proc_handler = &proc_lasat_ip,
307 .strategy = &sysctl_lasat_intvec
311 .ctl_name = CTL_UNNUMBERED,
312 .procname = "passwd_hash",
313 .data = &lasat_board_info.li_eeprom_info.passwd_hash,
315 sizeof(lasat_board_info.li_eeprom_info.passwd_hash),
317 .proc_handler = &proc_dolasatstring,
318 .strategy = &sysctl_lasatstring
321 .ctl_name = CTL_UNNUMBERED,
322 .procname = "boot-service",
323 .data = &lasat_boot_to_service,
324 .maxlen = sizeof(int),
326 .proc_handler = &proc_dointvec,
327 .strategy = &sysctl_intvec
331 .ctl_name = CTL_UNNUMBERED,
334 .maxlen = sizeof(int),
336 .proc_handler = &proc_dolasatrtc,
337 .strategy = &sysctl_lasat_rtc
341 .ctl_name = CTL_UNNUMBERED,
342 .procname = "namestr",
343 .data = &lasat_board_info.li_namestr,
344 .maxlen = sizeof(lasat_board_info.li_namestr),
346 .proc_handler = &proc_dostring,
347 .strategy = &sysctl_string
350 .ctl_name = CTL_UNNUMBERED,
351 .procname = "typestr",
352 .data = &lasat_board_info.li_typestr,
353 .maxlen = sizeof(lasat_board_info.li_typestr),
355 .proc_handler = &proc_dostring,
356 .strategy = &sysctl_string
361 static ctl_table lasat_root_table[] = {
363 .ctl_name = CTL_UNNUMBERED,
371 static int __init lasat_register_sysctl(void)
373 struct ctl_table_header *lasat_table_header;
376 register_sysctl_table(lasat_root_table);
377 if (!lasat_table_header) {
378 printk(KERN_ERR "Unable to register LASAT sysctl\n");
385 __initcall(lasat_register_sysctl);