summaryrefslogtreecommitdiffstats
path: root/arch/mips/galileo-boards/ev96100/time.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/galileo-boards/ev96100/time.c')
-rw-r--r--arch/mips/galileo-boards/ev96100/time.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/arch/mips/galileo-boards/ev96100/time.c b/arch/mips/galileo-boards/ev96100/time.c
deleted file mode 100644
index 8cbe8426491..00000000000
--- a/arch/mips/galileo-boards/ev96100/time.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * BRIEF MODULE DESCRIPTION
- * Galileo EV96100 rtc routines.
- *
- * Copyright 2000 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ppopov@mvista.com or source@mvista.com
- *
- * This file was derived from Carsten Langgaard's
- * arch/mips/mips-boards/atlas/atlas_rtc.c.
- *
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/init.h>
-#include <linux/kernel_stat.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/spinlock.h>
-#include <linux/timex.h>
-
-#include <asm/mipsregs.h>
-#include <asm/ptrace.h>
-#include <asm/time.h>
-
-
-#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5)
-
-extern volatile unsigned long wall_jiffies;
-unsigned long missed_heart_beats = 0;
-
-static unsigned long r4k_offset; /* Amount to increment compare reg each time */
-static unsigned long r4k_cur; /* What counter should be at next timer irq */
-
-static inline void ack_r4ktimer(unsigned long newval)
-{
- write_c0_compare(newval);
-}
-
-/*
- * There are a lot of conceptually broken versions of the MIPS timer interrupt
- * handler floating around. This one is rather different, but the algorithm
- * is probably more robust.
- */
-void mips_timer_interrupt(struct pt_regs *regs)
-{
- int irq = 7; /* FIX ME */
-
- if (r4k_offset == 0) {
- goto null;
- }
-
- do {
- kstat_this_cpu.irqs[irq]++;
- do_timer(regs);
-#ifndef CONFIG_SMP
- update_process_times(user_mode(regs));
-#endif
- r4k_cur += r4k_offset;
- ack_r4ktimer(r4k_cur);
-
- } while (((unsigned long)read_c0_count()
- - r4k_cur) < 0x7fffffff);
- return;
-
-null:
- ack_r4ktimer(0);
-}