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/* everups.c - support for Ever UPS models
Copyright (C) 2001 Bartek Szady <bszx@bszxdomain.edu.eu.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that 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
*/
#include "main.h"
#include <sys/ioctl.h>
unsigned char upstype = 0;
void init_serial(void)
{
int clr_bit = TIOCM_DTR | TIOCM_RTS;
ioctl(upsfd, TIOCMBIC, &clr_bit);
}
int Code(int tries)
{
unsigned char cRecv;
do {
upssendchar(208);
upsrecvchars((char*) &cRecv,1);
if (cRecv==208)
return 1;
} while (--tries>0);
return 0;
}
int InitUpsType()
{
if (Code(1)) {
upssendchar(173);
upsrecvchars((char*) &upstype,1);
return 1;
} else
return 0;
}
char *GetTypeUpsName()
{
switch(upstype)
{
case 67: return "NET 500-DPC";
case 68: return "NET 700-DPC";
case 69: return "NET 1000-DPC";
case 70: return "NET 1400-DPC";
case 71: return "NET 2200-DPC";
case 81: return "AP 450-PRO";
case 82: return "AP 650-PRO";
default:
return "Unknown";
}
}
void upsdrv_initinfo(void)
{
addinfo (INFO_MFR, "Ever", 0, 0);
addinfo (INFO_MODEL, GetTypeUpsName(), 0, 0);
addinfo (INFO_STATUS, "", 0, 0);
addinfo (INFO_UTILITY, "",0,0);
addinfo (INFO_BATTPCT,"",0,0);
/* addinfo (INFO_LOWXFER,"",0,0);
addinfo (INFO_HIGHXFER,"",0,0);*/
addinfo (INFO_BATTVOLT,"",0,0);
}
void upsdrv_updateinfo(void)
{
char temp[VALSIZE];
int battery=0,standby=0;
unsigned char recBuf[2];
unsigned long acuV;
unsigned long lineV;
double fVal;
if (!Code(2)) {
syslog (LOG_INFO, "Code failed: %m\n");
return;
}
/*Line status*/
upssendchar(175);
upsrecvchars((char*)recBuf,1);
if ((recBuf[0] & 1) !=0)
standby=1;
else
battery=(recBuf[0] &4) !=0;
if (Code(1)) { /*Accumulator voltage value*/
upssendchar(189);
upsrecvchars((char*)recBuf,1);
acuV=((unsigned long)recBuf[0])*150;
acuV/=255;
} else {
syslog (LOG_INFO, "Code failed: %m\n");
return;
}
if (Code(1)) { /*Line voltage*/
upssendchar(245);
upsrecvchars((char*) recBuf,2);
lineV=(recBuf[0]*100+recBuf[1]*25600)/372;
} else {
syslog (LOG_INFO, "Code failed: %m\n");
return;
}
strcpy (temp, "");
if (battery && acuV<105)
strcat (temp, "LB "); /* low battery */
if (battery)
strcat (temp, "OB"); /* on battery */
else
strcat (temp, "OL"); /* on line */
setinfo (INFO_STATUS, temp);
snprintf(temp,VALSIZE,"%03ld",lineV);
setinfo (INFO_UTILITY,temp);
snprintf(temp,VALSIZE,"%03.2f",(double)acuV /10.0);
setinfo (INFO_BATTVOLT,temp);
fVal=((double)acuV-95.0)*100.0;
if (standby)
fVal/=(135.5-95.0);
else
fVal/=(124.5-95.0);
if (fVal>100)
fVal=100;
else if (fVal<0)
fVal=0;
snprintf(temp,VALSIZE,"%03.1f",fVal);
setinfo (INFO_BATTPCT,temp);
writeinfo();
}
void upsdrv_shutdown(void)
{
/* replace with a proper shutdown function */
fatalx("shutdown not supported");
}
void upsdrv_help(void)
{
}
/* list flags and values that you want to receive via -x */
void upsdrv_makevartable(void)
{
/* allow '-x xyzzy' */
/* addvar(ARG_FLAG, "xyzzy", "Enable xyzzy mode"); */
/* allow '-x foo=<some value>' */
/* addvar(ARG_VALUE, "foo", "Override foo setting"); */
}
void upsdrv_banner(void)
{
printf("Network UPS Tools - Ever UPS driver 0.01 (%s)\n\n", UPS_VERSION);
}
void upsdrv_initups(void)
{
open_serial (device_path,B300);
init_serial();
InitUpsType();
}
/* tell main how many entries we need */
int upsdrv_infomax(void)
{
return 32;
}
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