109 lines
3.0 KiB
C
109 lines
3.0 KiB
C
/*
|
|
* (C) Copyright 2001
|
|
* Bill Hunter, Wave 7 Optics, williamhunter@mediaone.net
|
|
* and
|
|
* Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* 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 <common.h>
|
|
#include <config.h>
|
|
#include <rtc.h>
|
|
#include "errors.h"
|
|
#include "dtt.h"
|
|
|
|
#if defined(CONFIG_RTC_M48T35A)
|
|
void rtctest(void)
|
|
{
|
|
volatile uchar *tchar = (uchar*)(CFG_NVRAM_BASE_ADDR + CFG_NVRAM_SIZE - 9);
|
|
struct rtc_time tmp;
|
|
|
|
/* set up led code for RTC tests */
|
|
log_stat(ERR_RTCG);
|
|
|
|
/*
|
|
* Do RTC battery test. The first write after power up
|
|
* fails if battery is low.
|
|
*/
|
|
*tchar = 0xaa;
|
|
if ((*tchar ^ 0xaa) != 0x0) log_warn(ERR_RTCBAT);
|
|
*tchar = 0x55; /* Reset test address */
|
|
|
|
/*
|
|
* Now lets check the validity of the values in the RTC.
|
|
*/
|
|
rtc_get(&tmp);
|
|
if ((tmp.tm_sec < 0) | (tmp.tm_sec > 59) |
|
|
(tmp.tm_min < 0) | (tmp.tm_min > 59) |
|
|
(tmp.tm_hour < 0) | (tmp.tm_hour > 23) |
|
|
(tmp.tm_mday < 1 ) | (tmp.tm_mday > 31) |
|
|
(tmp.tm_mon < 1 ) | (tmp.tm_mon > 12) |
|
|
(tmp.tm_year < 2000) | (tmp.tm_year > 2500) |
|
|
(tmp.tm_wday < 1 ) | (tmp.tm_wday > 7)) {
|
|
log_warn(ERR_RTCTIM);
|
|
rtc_reset();
|
|
}
|
|
|
|
/*
|
|
* Now lets do a check to see if the NV RAM is there.
|
|
*/
|
|
*tchar = 0xaa;
|
|
if ((*tchar ^ 0xaa) != 0x0) log_err(ERR_RTCVAL);
|
|
*tchar = 0x55; /* Reset test address */
|
|
|
|
} /* rtctest() */
|
|
#endif /* CONFIG_RTC_M48T35A */
|
|
|
|
|
|
#ifdef CONFIG_DTT_LM75
|
|
int dtt_test(int sensor)
|
|
{
|
|
short temp, trip, hyst;
|
|
|
|
/* get values */
|
|
temp = dtt_read(sensor, DTT_READ_TEMP) / 256;
|
|
trip = dtt_read(sensor, DTT_TEMP_SET) / 256;
|
|
hyst = dtt_read(sensor, DTT_TEMP_HYST) / 256;
|
|
|
|
/* check values */
|
|
if ((hyst != (CFG_DTT_MAX_TEMP - CFG_DTT_HYSTERESIS)) ||
|
|
(trip != CFG_DTT_MAX_TEMP) ||
|
|
(temp < CFG_DTT_LOW_TEMP) || (temp > CFG_DTT_MAX_TEMP))
|
|
return 1;
|
|
|
|
return 0;
|
|
} /* dtt_test() */
|
|
#endif /* CONFIG_DTT_LM75 */
|
|
|
|
/*****************************************/
|
|
|
|
void post2(void)
|
|
{
|
|
#if defined(CONFIG_RTC_M48T35A)
|
|
rtctest();
|
|
#endif /* CONFIG_RTC_M48T35A */
|
|
|
|
#ifdef CONFIG_DTT_LM75
|
|
log_stat(ERR_TempG);
|
|
if(dtt_test(2) != 0) log_warn(ERR_Ttest0);
|
|
if(dtt_test(4) != 0) log_warn(ERR_Ttest1);
|
|
#endif /* CONFIG_DTT_LM75 */
|
|
} /* post2() */
|