diff options
| -rw-r--r-- | src/drivers/pc80/mc146818rtc.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/src/drivers/pc80/mc146818rtc.c b/src/drivers/pc80/mc146818rtc.c index 6e75943a42..4a42b9d1b4 100644 --- a/src/drivers/pc80/mc146818rtc.c +++ b/src/drivers/pc80/mc146818rtc.c @@ -12,74 +12,6 @@ #include <arch/acpi.h> #endif -/* control registers - Moto names - */ -#define RTC_REG_A 10 -#define RTC_REG_B 11 -#define RTC_REG_C 12 -#define RTC_REG_D 13 - - -/********************************************************************** - * register details - **********************************************************************/ -#define RTC_FREQ_SELECT RTC_REG_A - -/* update-in-progress - set to "1" 244 microsecs before RTC goes off the bus, - * reset after update (may take 1.984ms @ 32768Hz RefClock) is complete, - * totalling to a max high interval of 2.228 ms. - */ -# define RTC_UIP 0x80 -# define RTC_DIV_CTL 0x70 - /* divider control: refclock values 4.194 / 1.049 MHz / 32.768 kHz */ -# define RTC_REF_CLCK_4MHZ 0x00 -# define RTC_REF_CLCK_1MHZ 0x10 -# define RTC_REF_CLCK_32KHZ 0x20 - /* 2 values for divider stage reset, others for "testing purposes only" */ -# define RTC_DIV_RESET1 0x60 -# define RTC_DIV_RESET2 0x70 - /* Periodic intr. / Square wave rate select. 0=none, 1=32.8kHz,... 15=2Hz */ -# define RTC_RATE_SELECT 0x0F -# define RTC_RATE_NONE 0x00 -# define RTC_RATE_32786HZ 0x01 -# define RTC_RATE_16384HZ 0x02 -# define RTC_RATE_8192HZ 0x03 -# define RTC_RATE_4096HZ 0x04 -# define RTC_RATE_2048HZ 0x05 -# define RTC_RATE_1024HZ 0x06 -# define RTC_RATE_512HZ 0x07 -# define RTC_RATE_256HZ 0x08 -# define RTC_RATE_128HZ 0x09 -# define RTC_RATE_64HZ 0x0a -# define RTC_RATE_32HZ 0x0b -# define RTC_RATE_16HZ 0x0c -# define RTC_RATE_8HZ 0x0d -# define RTC_RATE_4HZ 0x0e -# define RTC_RATE_2HZ 0x0f - -/**********************************************************************/ -#define RTC_CONTROL RTC_REG_B -# define RTC_SET 0x80 /* disable updates for clock setting */ -# define RTC_PIE 0x40 /* periodic interrupt enable */ -# define RTC_AIE 0x20 /* alarm interrupt enable */ -# define RTC_UIE 0x10 /* update-finished interrupt enable */ -# define RTC_SQWE 0x08 /* enable square-wave output */ -# define RTC_DM_BINARY 0x04 /* all time/date values are BCD if clear */ -# define RTC_24H 0x02 /* 24 hour mode - else hours bit 7 means pm */ -# define RTC_DST_EN 0x01 /* auto switch DST - works f. USA only */ - -/**********************************************************************/ -#define RTC_INTR_FLAGS RTC_REG_C -/* caution - cleared by read */ -# define RTC_IRQF 0x80 /* any of the following 3 is active */ -# define RTC_PF 0x40 -# define RTC_AF 0x20 -# define RTC_UF 0x10 - -/**********************************************************************/ -#define RTC_VALID RTC_REG_D -# define RTC_VRT 0x80 /* valid RAM and time */ -/**********************************************************************/ static void rtc_update_cmos_date(u8 has_century) { |