| * Machine dependent access functions for RTC registers. |
| #ifndef __ASM_SPARC64_MC146818RTC_H |
| #define __ASM_SPARC64_MC146818RTC_H |
| extern unsigned long cmos_regs; |
| #define RTC_PORT(x) (cmos_regs + (x)) |
| * The yet supported machines all access the RTC index register via |
| * an ISA port access but the way to access the date register differs ... |
| #define CMOS_READ(addr) ({ \ |
| outb_p((addr),RTC_PORT(0)); \ |
| #define CMOS_WRITE(val, addr) ({ \ |
| outb_p((addr),RTC_PORT(0)); \ |
| outb_p((val),RTC_PORT(1)); \ |
| #endif /* __ASM_SPARC64_MC146818RTC_H */ |