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Diffstat (limited to 'arch/m68knommu/kernel/time.c')
-rw-r--r--arch/m68knommu/kernel/time.c92
1 files changed, 0 insertions, 92 deletions
diff --git a/arch/m68knommu/kernel/time.c b/arch/m68knommu/kernel/time.c
deleted file mode 100644
index 0ccfb2ad638..00000000000
--- a/arch/m68knommu/kernel/time.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * linux/arch/m68knommu/kernel/time.c
- *
- * Copyright (C) 1991, 1992, 1995 Linus Torvalds
- *
- * This file contains the m68k-specific time handling details.
- * Most of the stuff is located in the machine specific files.
- *
- * 1997-09-10 Updated NTP code according to technical memorandum Jan '96
- * "A Kernel Model for Precision Timekeeping" by Dave Mills
- */
-
-#include <linux/errno.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/profile.h>
-#include <linux/time.h>
-#include <linux/timex.h>
-
-#include <asm/machdep.h>
-#include <asm/irq_regs.h>
-
-#define TICK_SIZE (tick_nsec / 1000)
-
-static inline int set_rtc_mmss(unsigned long nowtime)
-{
- if (mach_set_clock_mmss)
- return mach_set_clock_mmss (nowtime);
- return -1;
-}
-
-/*
- * timer_interrupt() needs to keep up the real-time clock,
- * as well as call the "do_timer()" routine every clocktick
- */
-irqreturn_t arch_timer_interrupt(int irq, void *dummy)
-{
- /* last time the cmos clock got updated */
- static long last_rtc_update=0;
-
- if (current->pid)
- profile_tick(CPU_PROFILING);
-
- write_seqlock(&xtime_lock);
-
- do_timer(1);
-
- /*
- * If we have an externally synchronized Linux clock, then update
- * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be
- * called as close as possible to 500 ms before the new second starts.
- */
- if (ntp_synced() &&
- xtime.tv_sec > last_rtc_update + 660 &&
- (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
- (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
- if (set_rtc_mmss(xtime.tv_sec) == 0)
- last_rtc_update = xtime.tv_sec;
- else
- last_rtc_update = xtime.tv_sec - 600; /* do it again in 60 s */
- }
-
- write_sequnlock(&xtime_lock);
-
-#ifndef CONFIG_SMP
- update_process_times(user_mode(get_irq_regs()));
-#endif
- return(IRQ_HANDLED);
-}
-
-void time_init(void)
-{
- unsigned int year, mon, day, hour, min, sec;
-
- if (mach_gettod)
- mach_gettod(&year, &mon, &day, &hour, &min, &sec);
- else
- year = mon = day = hour = min = sec = 0;
-
- if ((year += 1900) < 1970)
- year += 100;
- xtime.tv_sec = mktime(year, mon, day, hour, min, sec);
- xtime.tv_nsec = 0;
- wall_to_monotonic.tv_sec = -xtime.tv_sec;
-
- hw_timer_init();
-}
-