#include <command.h>
#include <rtc.h>
-#if defined(CONFIG_RTC_MC146818) && defined(CONFIG_CMD_DATE)
+#ifdef __I386__
+#include <asm/io.h>
+#define in8(p) inb(p)
+#define out8(p, v) outb(v, p)
+#endif
+
+#if defined(CONFIG_CMD_DATE)
static uchar rtc_read (uchar reg);
static void rtc_write (uchar reg, uchar val);
-static uchar bin2bcd (unsigned int n);
-static unsigned bcd2bin(uchar c);
-
-#define RTC_PORT_MC146818 CFG_ISA_IO_BASE_ADDRESS + 0x70
-#define RTC_SECONDS 0x00
-#define RTC_SECONDS_ALARM 0x01
-#define RTC_MINUTES 0x02
-#define RTC_MINUTES_ALARM 0x03
-#define RTC_HOURS 0x04
-#define RTC_HOURS_ALARM 0x05
-#define RTC_DAY_OF_WEEK 0x06
-#define RTC_DATE_OF_MONTH 0x07
-#define RTC_MONTH 0x08
-#define RTC_YEAR 0x09
-#define RTC_CONFIG_A 0x0A
-#define RTC_CONFIG_B 0x0B
-#define RTC_CONFIG_C 0x0C
-#define RTC_CONFIG_D 0x0D
+
+#define RTC_PORT_MC146818 CONFIG_SYS_ISA_IO_BASE_ADDRESS + 0x70
+#define RTC_SECONDS 0x00
+#define RTC_SECONDS_ALARM 0x01
+#define RTC_MINUTES 0x02
+#define RTC_MINUTES_ALARM 0x03
+#define RTC_HOURS 0x04
+#define RTC_HOURS_ALARM 0x05
+#define RTC_DAY_OF_WEEK 0x06
+#define RTC_DATE_OF_MONTH 0x07
+#define RTC_MONTH 0x08
+#define RTC_YEAR 0x09
+#define RTC_CONFIG_A 0x0A
+#define RTC_CONFIG_B 0x0B
+#define RTC_CONFIG_C 0x0C
+#define RTC_CONFIG_D 0x0D
/* ------------------------------------------------------------------------- */
-void rtc_get (struct rtc_time *tmp)
+int rtc_get (struct rtc_time *tmp)
{
uchar sec, min, hour, mday, wday, mon, year;
/* here check if rtc can be accessed */
while((rtc_read(RTC_CONFIG_A)&0x80)==0x80);
- sec = rtc_read (RTC_SECONDS);
- min = rtc_read (RTC_MINUTES);
+ sec = rtc_read (RTC_SECONDS);
+ min = rtc_read (RTC_MINUTES);
hour = rtc_read (RTC_HOURS);
mday = rtc_read (RTC_DATE_OF_MONTH);
wday = rtc_read (RTC_DAY_OF_WEEK);
- mon = rtc_read (RTC_MONTH);
+ mon = rtc_read (RTC_MONTH);
year = rtc_read (RTC_YEAR);
-#ifdef CONFIG_AMIGAONEG3SE
- wday -= 1; /* VIA 686 stores Sunday = 1, Monday = 2, ... */
-#endif
#ifdef RTC_DEBUG
printf ( "Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x "
"hr: %02x min: %02x sec: %02x\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
#endif
+
+ return 0;
}
-void rtc_set (struct rtc_time *tmp)
+int rtc_set (struct rtc_time *tmp)
{
#ifdef RTC_DEBUG
printf ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
rtc_write (RTC_YEAR, bin2bcd(tmp->tm_year % 100));
rtc_write (RTC_MONTH, bin2bcd(tmp->tm_mon));
-#ifdef CONFIG_AMIGAONEG3SE
- rtc_write (RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday)+1);
-#else
rtc_write (RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday));
-#endif
rtc_write (RTC_DATE_OF_MONTH, bin2bcd(tmp->tm_mday));
rtc_write (RTC_HOURS, bin2bcd(tmp->tm_hour));
rtc_write (RTC_MINUTES, bin2bcd(tmp->tm_min ));
rtc_write (RTC_SECONDS, bin2bcd(tmp->tm_sec ));
rtc_write(RTC_CONFIG_B,0x02); /* enables the RTC to update the regs */
+ return 0;
}
void rtc_reset (void)
/* ------------------------------------------------------------------------- */
-#ifdef CFG_RTC_REG_BASE_ADDR
+#ifdef CONFIG_SYS_RTC_REG_BASE_ADDR
/*
* use direct memory access
*/
static uchar rtc_read (uchar reg)
{
- return(in8(CFG_RTC_REG_BASE_ADDR+reg));
+ return(in8(CONFIG_SYS_RTC_REG_BASE_ADDR+reg));
}
static void rtc_write (uchar reg, uchar val)
{
- out8(CFG_RTC_REG_BASE_ADDR+reg, val);
+ out8(CONFIG_SYS_RTC_REG_BASE_ADDR+reg, val);
}
#else
static uchar rtc_read (uchar reg)
}
#endif
-static unsigned bcd2bin (uchar n)
-{
- return ((((n >> 4) & 0x0F) * 10) + (n & 0x0F));
-}
-
-static unsigned char bin2bcd (unsigned int n)
-{
- return (((n / 10) << 4) | (n % 10));
-}
-
#endif