diff options
Diffstat (limited to 'qemu/roms/ipxe/src/arch/i386/include/rtc.h')
-rw-r--r-- | qemu/roms/ipxe/src/arch/i386/include/rtc.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/qemu/roms/ipxe/src/arch/i386/include/rtc.h b/qemu/roms/ipxe/src/arch/i386/include/rtc.h deleted file mode 100644 index 6294b63e3..000000000 --- a/qemu/roms/ipxe/src/arch/i386/include/rtc.h +++ /dev/null @@ -1,83 +0,0 @@ -#ifndef _RTC_H -#define _RTC_H - -/** @file - * - * CMOS Real-Time Clock (RTC) - * - * The CMOS/RTC registers are documented (with varying degrees of - * accuracy and consistency) at - * - * http://www.nondot.org/sabre/os/files/MiscHW/RealtimeClockFAQ.txt - * http://wiki.osdev.org/RTC - * http://wiki.osdev.org/CMOS - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <pic8259.h> - -/** RTC IRQ */ -#define RTC_IRQ 8 - -/** RTC interrupt vector */ -#define RTC_INT IRQ_INT ( RTC_IRQ ) - -/** CMOS/RTC address (and NMI) register */ -#define CMOS_ADDRESS 0x70 - -/** NMI disable bit */ -#define CMOS_DISABLE_NMI 0x80 - -/** CMOS/RTC data register */ -#define CMOS_DATA 0x71 - -/** RTC seconds */ -#define RTC_SEC 0x00 - -/** RTC minutes */ -#define RTC_MIN 0x02 - -/** RTC hours */ -#define RTC_HOUR 0x04 - -/** RTC weekday */ -#define RTC_WDAY 0x06 - -/** RTC day of month */ -#define RTC_MDAY 0x07 - -/** RTC month */ -#define RTC_MON 0x08 - -/** RTC year */ -#define RTC_YEAR 0x09 - -/** RTC status register A */ -#define RTC_STATUS_A 0x0a - -/** RTC update in progress bit */ -#define RTC_STATUS_A_UPDATE_IN_PROGRESS 0x80 - -/** RTC status register B */ -#define RTC_STATUS_B 0x0b - -/** RTC 24 hour format bit */ -#define RTC_STATUS_B_24_HOUR 0x02 - -/** RTC binary mode bit */ -#define RTC_STATUS_B_BINARY 0x04 - -/** RTC Periodic Interrupt Enabled bit */ -#define RTC_STATUS_B_PIE 0x40 - -/** RTC status register C */ -#define RTC_STATUS_C 0x0c - -/** RTC status register D */ -#define RTC_STATUS_D 0x0d - -/** CMOS default address */ -#define CMOS_DEFAULT_ADDRESS RTC_STATUS_D - -#endif /* _RTC_H */ |