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Adjust for new machine_vec-based interrupt, from Wolfgang Solfrank.

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This commit is contained in:
thorpej 1997-04-16 22:10:39 +00:00
parent 6708f357b5
commit 9970f1bf3c
2 changed files with 12 additions and 58 deletions
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35
sys/arch/ofppc/ofppc/clock.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: clock.c,v 1.1 1996/09/30 16:34:40 ws Exp $ */
/* $NetBSD: clock.c,v 1.2 1997/04/16 22:10:39 thorpej Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
@ -34,6 +34,8 @@
#include <sys/param.h>
#include <sys/kernel.h>
#include <machine/cpu.h>
/*
* Initially we assume a processor with a bus frequency of 12.5 MHz.
*/
@ -68,11 +70,9 @@ void
decr_intr(frame)
struct clockframe *frame;
{
int msr;
u_long tb;
long tick;
int nticks;
int pri;
/*
* Check whether we are initialized.
@ -94,30 +94,7 @@ decr_intr(frame)
*/
lasttb = tb + tick - ticks_per_intr;
pri = cpl;
if (pri & SPLCLOCK)
clockpending += nticks;
else {
cpl = pri | SPLCLOCK | SPLSOFTCLOCK | SPLSOFTNET;
/*
* Reenable interrupts
*/
asm volatile ("mfmsr %0; ori %0, %0, %1; mtmsr %0"
: "=r"(msr) : "K"(PSL_EE));
/*
* Do standard timer interrupt stuff.
* Do softclock stuff only on the last iteration.
*/
frame->pri = pri | SPLSOFTCLOCK;
while (--nticks > 0)
hardclock(frame);
frame->pri = pri;
hardclock(frame);
}
intr_return(pri);
clock_return(frame, nticks);
}
void
@ -165,8 +142,8 @@ mftb()
u_long scratch;
u_quad_t tb;
asm ("1: mftbu %0; mftb %0+1; mftbu %1; cmpw %0,%1; bne 1b"
: "=r"(tb), "=r"(scratch));
asm ("1: mftbu %0; mftb %0+1; mftbu %1; cmpw 0,%0,%1; bne 1b"
: "=r"(tb), "=r"(scratch));
return tb;
}

35
sys/arch/powerpc/powerpc/clock.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: clock.c,v 1.1 1996/09/30 16:34:40 ws Exp $ */
/* $NetBSD: clock.c,v 1.2 1997/04/16 22:10:39 thorpej Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
@ -34,6 +34,8 @@
#include <sys/param.h>
#include <sys/kernel.h>
#include <machine/cpu.h>
/*
* Initially we assume a processor with a bus frequency of 12.5 MHz.
*/
@ -68,11 +70,9 @@ void
decr_intr(frame)
struct clockframe *frame;
{
int msr;
u_long tb;
long tick;
int nticks;
int pri;
/*
* Check whether we are initialized.
@ -94,30 +94,7 @@ decr_intr(frame)
*/
lasttb = tb + tick - ticks_per_intr;
pri = cpl;
if (pri & SPLCLOCK)
clockpending += nticks;
else {
cpl = pri | SPLCLOCK | SPLSOFTCLOCK | SPLSOFTNET;
/*
* Reenable interrupts
*/
asm volatile ("mfmsr %0; ori %0, %0, %1; mtmsr %0"
: "=r"(msr) : "K"(PSL_EE));
/*
* Do standard timer interrupt stuff.
* Do softclock stuff only on the last iteration.
*/
frame->pri = pri | SPLSOFTCLOCK;
while (--nticks > 0)
hardclock(frame);
frame->pri = pri;
hardclock(frame);
}
intr_return(pri);
clock_return(frame, nticks);
}
void
@ -165,8 +142,8 @@ mftb()
u_long scratch;
u_quad_t tb;
asm ("1: mftbu %0; mftb %0+1; mftbu %1; cmpw %0,%1; bne 1b"
: "=r"(tb), "=r"(scratch));
asm ("1: mftbu %0; mftb %0+1; mftbu %1; cmpw 0,%0,%1; bne 1b"
: "=r"(tb), "=r"(scratch));
return tb;
}