m48t35.h

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    1 /*
    2  *  Registers for the SGS-Thomson M48T35 Timekeeper RAM chip
    3  */
    4 #ifndef _ASM_M48T35_H
    5 #define _ASM_M48T35_H
    6 
    7 #include <linux/spinlock.h>
    8 
    9 extern spinlock_t rtc_lock;
   10 
   11 struct m48t35_rtc {
   12         volatile u8     pad[0x7ff8];    /* starts at 0x7ff8 */
   13         volatile u8     control;
   14         volatile u8     sec;
   15         volatile u8     min;
   16         volatile u8     hour;
   17         volatile u8     day;
   18         volatile u8     date;
   19         volatile u8     month;
   20         volatile u8     year;
   21 };
   22 
   23 #define M48T35_RTC_SET          0x80
   24 #define M48T35_RTC_STOPPED      0x80
   25 #define M48T35_RTC_READ         0x40
   26 
   27 #define BCD_TO_BIN(x)           ((x)=((x)&15) + ((x)>>4)*10)
   28 #define BIN_TO_BCD(x)           ((x)=(((x)/10)<<4) + (x)%10)
   29 
   30 #endif /* _ASM_M48T35_H */

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FreeBSD/Linux Kernel Cross Reference sys/include/asm-mips64/m48t35.h

FreeBSD/Linux Kernel Cross Reference
sys/include/asm-mips64/m48t35.h