diff options
Diffstat (limited to 'arch/mips/lasat/sysctl.c')
| -rw-r--r-- | arch/mips/lasat/sysctl.c | 441 |
1 files changed, 0 insertions, 441 deletions
diff --git a/arch/mips/lasat/sysctl.c b/arch/mips/lasat/sysctl.c deleted file mode 100644 index 699ab1886ceb..000000000000 --- a/arch/mips/lasat/sysctl.c +++ /dev/null @@ -1,441 +0,0 @@ -/* - * Thomas Horsten <thh@lasat.com> - * Copyright (C) 2000 LASAT Networks A/S. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Routines specific to the LASAT boards - */ -#include <linux/types.h> -#include <asm/lasat/lasat.h> - -#include <linux/module.h> -#include <linux/sysctl.h> -#include <linux/stddef.h> -#include <linux/init.h> -#include <linux/fs.h> -#include <linux/ctype.h> -#include <linux/string.h> -#include <linux/net.h> -#include <linux/inet.h> -#include <linux/mutex.h> -#include <asm/uaccess.h> - -#include "sysctl.h" -#include "ds1603.h" - -static DEFINE_MUTEX(lasat_info_mutex); - -/* Strategy function to write EEPROM after changing string entry */ -int sysctl_lasatstring(ctl_table *table, int *name, int nlen, - void *oldval, size_t *oldlenp, - void *newval, size_t newlen) -{ - int r; - mutex_lock(&lasat_info_mutex); - r = sysctl_string(table, name, - nlen, oldval, oldlenp, newval, newlen); - if (r < 0) { - mutex_unlock(&lasat_info_mutex); - return r; - } - if (newval && newlen) { - lasat_write_eeprom_info(); - } - mutex_unlock(&lasat_info_mutex); - return 1; -} - - -/* And the same for proc */ -int proc_dolasatstring(ctl_table *table, int write, struct file *filp, - void *buffer, size_t *lenp, loff_t *ppos) -{ - int r; - mutex_lock(&lasat_info_mutex); - r = proc_dostring(table, write, filp, buffer, lenp, ppos); - if ( (!write) || r) { - mutex_unlock(&lasat_info_mutex); - return r; - } - lasat_write_eeprom_info(); - mutex_unlock(&lasat_info_mutex); - return 0; -} - -/* proc function to write EEPROM after changing int entry */ -int proc_dolasatint(ctl_table *table, int write, struct file *filp, - void *buffer, size_t *lenp, loff_t *ppos) -{ - int r; - mutex_lock(&lasat_info_mutex); - r = proc_dointvec(table, write, filp, buffer, lenp, ppos); - if ( (!write) || r) { - mutex_unlock(&lasat_info_mutex); - return r; - } - lasat_write_eeprom_info(); - mutex_unlock(&lasat_info_mutex); - return 0; -} - -static int rtctmp; - -#ifdef CONFIG_DS1603 -/* proc function to read/write RealTime Clock */ -int proc_dolasatrtc(ctl_table *table, int write, struct file *filp, - void *buffer, size_t *lenp, loff_t *ppos) -{ - int r; - mutex_lock(&lasat_info_mutex); - if (!write) { - rtctmp = ds1603_read(); - /* check for time < 0 and set to 0 */ - if (rtctmp < 0) - rtctmp = 0; - } - r = proc_dointvec(table, write, filp, buffer, lenp, ppos); - if ( (!write) || r) { - mutex_unlock(&lasat_info_mutex); - return r; - } - ds1603_set(rtctmp); - mutex_unlock(&lasat_info_mutex); - return 0; -} -#endif - -/* Sysctl for setting the IP addresses */ -int sysctl_lasat_intvec(ctl_table *table, int *name, int nlen, - void *oldval, size_t *oldlenp, - void *newval, size_t newlen) -{ - int r; - mutex_lock(&lasat_info_mutex); - r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen); - if (r < 0) { - mutex_unlock(&lasat_info_mutex); - return r; - } - if (newval && newlen) { - lasat_write_eeprom_info(); - } - mutex_unlock(&lasat_info_mutex); - return 1; -} - -#ifdef CONFIG_DS1603 -/* Same for RTC */ -int sysctl_lasat_rtc(ctl_table *table, int *name, int nlen, - void *oldval, size_t *oldlenp, - void *newval, size_t newlen) -{ - int r; - mutex_lock(&lasat_info_mutex); - rtctmp = ds1603_read(); - if (rtctmp < 0) - rtctmp = 0; - r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen); - if (r < 0) { - mutex_unlock(&lasat_info_mutex); - return r; - } - if (newval && newlen) { - ds1603_set(rtctmp); - } - mutex_unlock(&lasat_info_mutex); - return 1; -} -#endif - -#ifdef CONFIG_INET -static char lasat_bcastaddr[16]; - -void update_bcastaddr(void) -{ - unsigned int ip; - - ip = (lasat_board_info.li_eeprom_info.ipaddr & - lasat_board_info.li_eeprom_info.netmask) | - ~lasat_board_info.li_eeprom_info.netmask; - - sprintf(lasat_bcastaddr, "%d.%d.%d.%d", - (ip ) & 0xff, - (ip >> 8) & 0xff, - (ip >> 16) & 0xff, - (ip >> 24) & 0xff); -} - -static char proc_lasat_ipbuf[32]; -/* Parsing of IP address */ -int proc_lasat_ip(ctl_table *table, int write, struct file *filp, - void *buffer, size_t *lenp, loff_t *ppos) -{ - int len; - unsigned int ip; - char *p, c; - - if (!table->data || !table->maxlen || !*lenp || - (*ppos && !write)) { - *lenp = 0; - return 0; - } - - mutex_lock(&lasat_info_mutex); - if (write) { - len = 0; - p = buffer; - while (len < *lenp) { - if(get_user(c, p++)) { - mutex_unlock(&lasat_info_mutex); - return -EFAULT; - } - if (c == 0 || c == '\n') - break; - len++; - } - if (len >= sizeof(proc_lasat_ipbuf)-1) - len = sizeof(proc_lasat_ipbuf) - 1; - if (copy_from_user(proc_lasat_ipbuf, buffer, len)) - { - mutex_unlock(&lasat_info_mutex); - return -EFAULT; - } - proc_lasat_ipbuf[len] = 0; - *ppos += *lenp; - /* Now see if we can convert it to a valid IP */ - ip = in_aton(proc_lasat_ipbuf); - *(unsigned int *)(table->data) = ip; - lasat_write_eeprom_info(); - } else { - ip = *(unsigned int *)(table->data); - sprintf(proc_lasat_ipbuf, "%d.%d.%d.%d", - (ip ) & 0xff, - (ip >> 8) & 0xff, - (ip >> 16) & 0xff, - (ip >> 24) & 0xff); - len = strlen(proc_lasat_ipbuf); - if (len > *lenp) - len = *lenp; - if (len) - if(copy_to_user(buffer, proc_lasat_ipbuf, len)) { - mutex_unlock(&lasat_info_mutex); - return -EFAULT; - } - if (len < *lenp) { - if(put_user('\n', ((char *) buffer) + len)) { - mutex_unlock(&lasat_info_mutex); - return -EFAULT; - } - len++; - } - *lenp = len; - *ppos += len; - } - update_bcastaddr(); - mutex_unlock(&lasat_info_mutex); - return 0; -} -#endif /* defined(CONFIG_INET) */ - -static int sysctl_lasat_eeprom_value(ctl_table *table, int *name, int nlen, - void *oldval, size_t *oldlenp, - void *newval, size_t newlen) -{ - int r; - - mutex_lock(&lasat_info_mutex); - r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen); - if (r < 0) { - mutex_unlock(&lasat_info_mutex); - return r; - } - - if (newval && newlen) - { - if (name && *name == LASAT_PRID) - lasat_board_info.li_eeprom_info.prid = *(int*)newval; - - lasat_write_eeprom_info(); - lasat_init_board_info(); - } - mutex_unlock(&lasat_info_mutex); - - return 0; -} - -int proc_lasat_eeprom_value(ctl_table *table, int write, struct file *filp, - void *buffer, size_t *lenp, loff_t *ppos) -{ - int r; - mutex_lock(&lasat_info_mutex); - r = proc_dointvec(table, write, filp, buffer, lenp, ppos); - if ( (!write) || r) { - mutex_unlock(&lasat_info_mutex); - return r; - } - if (filp && filp->f_path.dentry) - { - if (!strcmp(filp->f_path.dentry->d_name.name, "prid")) - lasat_board_info.li_eeprom_info.prid = lasat_board_info.li_prid; - if (!strcmp(filp->f_path.dentry->d_name.name, "debugaccess")) - lasat_board_info.li_eeprom_info.debugaccess = lasat_board_info.li_debugaccess; - } - lasat_write_eeprom_info(); - mutex_unlock(&lasat_info_mutex); - return 0; -} - -extern int lasat_boot_to_service; - -#ifdef CONFIG_SYSCTL - -static ctl_table lasat_table[] = { - { - .ctl_name = CTL_UNNUMBERED, - .procname = "cpu-hz", - .data = &lasat_board_info.li_cpu_hz, - .maxlen = sizeof(int), - .mode = 0444, - .proc_handler = &proc_dointvec, - .strategy = &sysctl_intvec - }, - { - .ctl_name = CTL_UNNUMBERED, - .procname = "bus-hz", - .data = &lasat_board_info.li_bus_hz, - .maxlen = sizeof(int), - .mode = 0444, - .proc_handler = &proc_dointvec, - .strategy = &sysctl_intvec - }, - { - .ctl_name = CTL_UNNUMBERED, - .procname = "bmid", - .data = &lasat_board_info.li_bmid, - .maxlen = sizeof(int), - .mode = 0444, - .proc_handler = &proc_dointvec, - .strategy = &sysctl_intvec - }, - { - .ctl_name = CTL_UNNUMBERED, - .procname = "prid", - .data = &lasat_board_info.li_prid, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_lasat_eeprom_value, - .strategy = &sysctl_lasat_eeprom_value - }, -#ifdef CONFIG_INET - { - .ctl_name = CTL_UNNUMBERED, - .procname = "ipaddr", - .data = &lasat_board_info.li_eeprom_info.ipaddr, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_lasat_ip, - .strategy = &sysctl_lasat_intvec - }, - { - .ctl_name = LASAT_NETMASK, - .procname = "netmask", - .data = &lasat_board_info.li_eeprom_info.netmask, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_lasat_ip, - .strategy = &sysctl_lasat_intvec - }, - { - .ctl_name = CTL_UNNUMBERED, - .procname = "bcastaddr", - .data = &lasat_bcastaddr, - .maxlen = sizeof(lasat_bcastaddr), - .mode = 0600, - .proc_handler = &proc_dostring, - .strategy = &sysctl_string - }, -#endif - { - .ctl_name = CTL_UNNUMBERED, - .procname = "passwd_hash", - .data = &lasat_board_info.li_eeprom_info.passwd_hash, - .maxlen = sizeof(lasat_board_info.li_eeprom_info.passwd_hash), - .mode = 0600, - .proc_handler = &proc_dolasatstring, - .strategy = &sysctl_lasatstring - }, - { - .ctl_name = CTL_UNNUMBERED, - .procname = "boot-service", - .data = &lasat_boot_to_service, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - .strategy = &sysctl_intvec - }, -#ifdef CONFIG_DS1603 - { - .ctl_name = CTL_UNNUMBERED, - .procname = "rtc", - .data = &rtctmp, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dolasatrtc, - .strategy = &sysctl_lasat_rtc - }, -#endif - { - .ctl_name = CTL_UNNUMBERED, - .procname = "namestr", - .data = &lasat_board_info.li_namestr, - .maxlen = sizeof(lasat_board_info.li_namestr), - .mode = 0444, - .proc_handler = &proc_dostring, - .strategy = &sysctl_string - }, - { - .ctl_name = CTL_UNNUMBERED, - .procname = "typestr", - .data = &lasat_board_info.li_typestr, - .maxlen = sizeof(lasat_board_info.li_typestr), - .mode = 0444, - .proc_handler = &proc_dostring, - .strategy = &sysctl_string - }, - {} -}; - -static ctl_table lasat_root_table[] = { - { - .ctl_name = CTL_UNNUMBERED, - .procname = "lasat", - .mode = 0555, - .child = lasat_table - }, - {} -}; - -static int __init lasat_register_sysctl(void) -{ - struct ctl_table_header *lasat_table_header; - - lasat_table_header = - register_sysctl_table(lasat_root_table); - - return 0; -} - -__initcall(lasat_register_sysctl); -#endif /* CONFIG_SYSCTL */ |