Synchronize with sys/i386/isa/clock.c revision up to 1.95.

This commit is contained in:
kato 1997-07-21 13:12:01 +00:00
parent 2bbdb44149
commit 2a288c1ed3
3 changed files with 225 additions and 135 deletions

View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)clock.c 7.2 (Berkeley) 5/12/91
* $Id: clock.c,v 1.27 1997/07/13 12:14:18 kato Exp $
* $Id: clock.c,v 1.28 1997/07/20 11:55:52 kato Exp $
*/
/*
@ -80,7 +80,6 @@
#include <i386/isa/isa_device.h>
#else
#include <i386/isa/isa.h>
#include <i386/isa/intr_machdep.h>
#include <i386/isa/rtc.h>
#endif
#include <i386/isa/timerreg.h>
@ -1133,19 +1132,31 @@ resettodr()
}
#ifdef APIC_IO
/* XXX FIXME: from icu.s: */
#ifdef NEW_STRATEGY
extern u_int ivectors[];
extern u_int vec[];
extern void vec8254 __P((void));
extern u_int Xintr8254;
extern u_int mask8254;
#ifdef DO_RTC_VEC
/** XXX FIXME: remove vevRTS stuff after several weeks of no problems */
extern void vecRTC __P((void));
extern u_int XintrRTC;
extern u_int maskRTC;
#endif /* DO_RTC_VEC */
#else /** NEW_STRATEGY */
#if !defined(APIC_PIN0_TIMER)
extern u_int ivectors[];
extern u_int vec[];
#endif
#ifndef APIC_PIN0_TIMER
extern void vec8254 __P((void));
extern u_int Xintr8254;
extern u_int mask8254;
#endif /* APIC_PIN0_TIMER */
#endif /** NEW_STRATEGY */
#endif /* APIC_IO */
/*
@ -1178,6 +1189,53 @@ cpu_initclocks()
/* Finish initializing 8253 timer 0. */
#ifdef APIC_IO
#ifdef NEW_STRATEGY
/* 1st look for ExtInt on pin 0 */
if (apic_int_type(0, 0) == 3) {
/*
* Allow 8254 timer to INTerrupt 8259:
* re-initialize master 8259:
* reset; prog 4 bytes, single ICU, edge triggered
*/
outb(IO_ICU1, 0x13);
outb(IO_ICU1 + 1, NRSVIDT); /* start vector */
outb(IO_ICU1 + 1, 0x00); /* ignore slave */
outb(IO_ICU1 + 1, 0x03); /* auto EOI, 8086 */
outb(IO_ICU1 + 1, 0xfe); /* unmask INT0 */
/* program IO APIC for type 3 INT on INT0 */
if (ext_int_setup(0, 0) < 0)
panic("8254 redirect via APIC pin0 impossible!");
x = 0;
/** if (bootverbose */
printf("APIC_IO: routing 8254 via 8259 on pin 0\n");
}
/* failing that, look for 8254 on pin 2 */
else if (isa_apic_pin(0) == 2) {
x = 2;
/** if (bootverbose */
printf("APIC_IO: routing 8254 via pin 2\n");
}
/* better write that 8254 INT discover code... */
else
panic("neither pin 0 or pin 2 works for 8254");
/* setup the vectors for the chosen method */
vec[x] = (u_int)vec8254;
Xintr8254 = (u_int)ivectors[x];
mask8254 = (1 << x);
register_intr(/* irq */ x, /* XXX id */ 0, /* flags */ 0,
/* XXX */ (inthand2_t *)clkintr, &clk_imask,
/* unit */ 0);
INTREN(mask8254);
#else /** NEW_STRATEGY */
#ifdef APIC_PIN0_TIMER
/*
* Allow 8254 timer to INTerrupt 8259:
@ -1237,6 +1295,9 @@ cpu_initclocks()
/* unit */ 0);
INTREN(mask8254);
#endif /* APIC_PIN0_TIMER */
#endif /** NEW_STRATEGY */
#else /* APIC_IO */
register_intr(/* irq */ 0, /* XXX id */ 0, /* flags */ 0,
/* XXX */ (inthand2_t *)clkintr, &clk_imask,
@ -1265,47 +1326,16 @@ cpu_initclocks()
printf("RTC BIOS diagnostic error %b\n", diag, RTCDG_BITS);
#ifdef APIC_IO
#ifdef DO_RTC_VEC
if ((x = isa_apic_pin(8)) < 0)
panic("APIC missing RTC connection");
vec[x] = (u_int)vecRTC;
XintrRTC = (u_int)ivectors[x]; /* XXX might need Xfastintr# */
maskRTC = (1 << x);
register_intr(/* irq */ x, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(maskRTC);
#else
if (isa_apic_pin(8) != 8)
panic("APIC RTC != 8");
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
#endif /* DO_RTC_VEC */
#else /* APIC_IO */
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
#endif /* APIC_IO */
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
writertc(RTC_STATUSB, rtc_statusb);
#endif
#ifdef APIC_IO
if (bootverbose) {
printf("SMP: enabled INTs: ");
for (x = 0; x < 24; ++x)
if ((imen & (1 << x)) == 0)
printf("%d, ", x);
printf("imen: 0x%08x\n", imen);
}
#endif /* APIC_IO */
#endif /* !PC98 */
}
void

View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)clock.c 7.2 (Berkeley) 5/12/91
* $Id: clock.c,v 1.27 1997/07/13 12:14:18 kato Exp $
* $Id: clock.c,v 1.28 1997/07/20 11:55:52 kato Exp $
*/
/*
@ -80,7 +80,6 @@
#include <i386/isa/isa_device.h>
#else
#include <i386/isa/isa.h>
#include <i386/isa/intr_machdep.h>
#include <i386/isa/rtc.h>
#endif
#include <i386/isa/timerreg.h>
@ -1133,19 +1132,31 @@ resettodr()
}
#ifdef APIC_IO
/* XXX FIXME: from icu.s: */
#ifdef NEW_STRATEGY
extern u_int ivectors[];
extern u_int vec[];
extern void vec8254 __P((void));
extern u_int Xintr8254;
extern u_int mask8254;
#ifdef DO_RTC_VEC
/** XXX FIXME: remove vevRTS stuff after several weeks of no problems */
extern void vecRTC __P((void));
extern u_int XintrRTC;
extern u_int maskRTC;
#endif /* DO_RTC_VEC */
#else /** NEW_STRATEGY */
#if !defined(APIC_PIN0_TIMER)
extern u_int ivectors[];
extern u_int vec[];
#endif
#ifndef APIC_PIN0_TIMER
extern void vec8254 __P((void));
extern u_int Xintr8254;
extern u_int mask8254;
#endif /* APIC_PIN0_TIMER */
#endif /** NEW_STRATEGY */
#endif /* APIC_IO */
/*
@ -1178,6 +1189,53 @@ cpu_initclocks()
/* Finish initializing 8253 timer 0. */
#ifdef APIC_IO
#ifdef NEW_STRATEGY
/* 1st look for ExtInt on pin 0 */
if (apic_int_type(0, 0) == 3) {
/*
* Allow 8254 timer to INTerrupt 8259:
* re-initialize master 8259:
* reset; prog 4 bytes, single ICU, edge triggered
*/
outb(IO_ICU1, 0x13);
outb(IO_ICU1 + 1, NRSVIDT); /* start vector */
outb(IO_ICU1 + 1, 0x00); /* ignore slave */
outb(IO_ICU1 + 1, 0x03); /* auto EOI, 8086 */
outb(IO_ICU1 + 1, 0xfe); /* unmask INT0 */
/* program IO APIC for type 3 INT on INT0 */
if (ext_int_setup(0, 0) < 0)
panic("8254 redirect via APIC pin0 impossible!");
x = 0;
/** if (bootverbose */
printf("APIC_IO: routing 8254 via 8259 on pin 0\n");
}
/* failing that, look for 8254 on pin 2 */
else if (isa_apic_pin(0) == 2) {
x = 2;
/** if (bootverbose */
printf("APIC_IO: routing 8254 via pin 2\n");
}
/* better write that 8254 INT discover code... */
else
panic("neither pin 0 or pin 2 works for 8254");
/* setup the vectors for the chosen method */
vec[x] = (u_int)vec8254;
Xintr8254 = (u_int)ivectors[x];
mask8254 = (1 << x);
register_intr(/* irq */ x, /* XXX id */ 0, /* flags */ 0,
/* XXX */ (inthand2_t *)clkintr, &clk_imask,
/* unit */ 0);
INTREN(mask8254);
#else /** NEW_STRATEGY */
#ifdef APIC_PIN0_TIMER
/*
* Allow 8254 timer to INTerrupt 8259:
@ -1237,6 +1295,9 @@ cpu_initclocks()
/* unit */ 0);
INTREN(mask8254);
#endif /* APIC_PIN0_TIMER */
#endif /** NEW_STRATEGY */
#else /* APIC_IO */
register_intr(/* irq */ 0, /* XXX id */ 0, /* flags */ 0,
/* XXX */ (inthand2_t *)clkintr, &clk_imask,
@ -1265,47 +1326,16 @@ cpu_initclocks()
printf("RTC BIOS diagnostic error %b\n", diag, RTCDG_BITS);
#ifdef APIC_IO
#ifdef DO_RTC_VEC
if ((x = isa_apic_pin(8)) < 0)
panic("APIC missing RTC connection");
vec[x] = (u_int)vecRTC;
XintrRTC = (u_int)ivectors[x]; /* XXX might need Xfastintr# */
maskRTC = (1 << x);
register_intr(/* irq */ x, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(maskRTC);
#else
if (isa_apic_pin(8) != 8)
panic("APIC RTC != 8");
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
#endif /* DO_RTC_VEC */
#else /* APIC_IO */
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
#endif /* APIC_IO */
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
writertc(RTC_STATUSB, rtc_statusb);
#endif
#ifdef APIC_IO
if (bootverbose) {
printf("SMP: enabled INTs: ");
for (x = 0; x < 24; ++x)
if ((imen & (1 << x)) == 0)
printf("%d, ", x);
printf("imen: 0x%08x\n", imen);
}
#endif /* APIC_IO */
#endif /* !PC98 */
}
void

View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)clock.c 7.2 (Berkeley) 5/12/91
* $Id: clock.c,v 1.27 1997/07/13 12:14:18 kato Exp $
* $Id: clock.c,v 1.28 1997/07/20 11:55:52 kato Exp $
*/
/*
@ -80,7 +80,6 @@
#include <i386/isa/isa_device.h>
#else
#include <i386/isa/isa.h>
#include <i386/isa/intr_machdep.h>
#include <i386/isa/rtc.h>
#endif
#include <i386/isa/timerreg.h>
@ -1133,19 +1132,31 @@ resettodr()
}
#ifdef APIC_IO
/* XXX FIXME: from icu.s: */
#ifdef NEW_STRATEGY
extern u_int ivectors[];
extern u_int vec[];
extern void vec8254 __P((void));
extern u_int Xintr8254;
extern u_int mask8254;
#ifdef DO_RTC_VEC
/** XXX FIXME: remove vevRTS stuff after several weeks of no problems */
extern void vecRTC __P((void));
extern u_int XintrRTC;
extern u_int maskRTC;
#endif /* DO_RTC_VEC */
#else /** NEW_STRATEGY */
#if !defined(APIC_PIN0_TIMER)
extern u_int ivectors[];
extern u_int vec[];
#endif
#ifndef APIC_PIN0_TIMER
extern void vec8254 __P((void));
extern u_int Xintr8254;
extern u_int mask8254;
#endif /* APIC_PIN0_TIMER */
#endif /** NEW_STRATEGY */
#endif /* APIC_IO */
/*
@ -1178,6 +1189,53 @@ cpu_initclocks()
/* Finish initializing 8253 timer 0. */
#ifdef APIC_IO
#ifdef NEW_STRATEGY
/* 1st look for ExtInt on pin 0 */
if (apic_int_type(0, 0) == 3) {
/*
* Allow 8254 timer to INTerrupt 8259:
* re-initialize master 8259:
* reset; prog 4 bytes, single ICU, edge triggered
*/
outb(IO_ICU1, 0x13);
outb(IO_ICU1 + 1, NRSVIDT); /* start vector */
outb(IO_ICU1 + 1, 0x00); /* ignore slave */
outb(IO_ICU1 + 1, 0x03); /* auto EOI, 8086 */
outb(IO_ICU1 + 1, 0xfe); /* unmask INT0 */
/* program IO APIC for type 3 INT on INT0 */
if (ext_int_setup(0, 0) < 0)
panic("8254 redirect via APIC pin0 impossible!");
x = 0;
/** if (bootverbose */
printf("APIC_IO: routing 8254 via 8259 on pin 0\n");
}
/* failing that, look for 8254 on pin 2 */
else if (isa_apic_pin(0) == 2) {
x = 2;
/** if (bootverbose */
printf("APIC_IO: routing 8254 via pin 2\n");
}
/* better write that 8254 INT discover code... */
else
panic("neither pin 0 or pin 2 works for 8254");
/* setup the vectors for the chosen method */
vec[x] = (u_int)vec8254;
Xintr8254 = (u_int)ivectors[x];
mask8254 = (1 << x);
register_intr(/* irq */ x, /* XXX id */ 0, /* flags */ 0,
/* XXX */ (inthand2_t *)clkintr, &clk_imask,
/* unit */ 0);
INTREN(mask8254);
#else /** NEW_STRATEGY */
#ifdef APIC_PIN0_TIMER
/*
* Allow 8254 timer to INTerrupt 8259:
@ -1237,6 +1295,9 @@ cpu_initclocks()
/* unit */ 0);
INTREN(mask8254);
#endif /* APIC_PIN0_TIMER */
#endif /** NEW_STRATEGY */
#else /* APIC_IO */
register_intr(/* irq */ 0, /* XXX id */ 0, /* flags */ 0,
/* XXX */ (inthand2_t *)clkintr, &clk_imask,
@ -1265,47 +1326,16 @@ cpu_initclocks()
printf("RTC BIOS diagnostic error %b\n", diag, RTCDG_BITS);
#ifdef APIC_IO
#ifdef DO_RTC_VEC
if ((x = isa_apic_pin(8)) < 0)
panic("APIC missing RTC connection");
vec[x] = (u_int)vecRTC;
XintrRTC = (u_int)ivectors[x]; /* XXX might need Xfastintr# */
maskRTC = (1 << x);
register_intr(/* irq */ x, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(maskRTC);
#else
if (isa_apic_pin(8) != 8)
panic("APIC RTC != 8");
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
#endif /* DO_RTC_VEC */
#else /* APIC_IO */
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
#endif /* APIC_IO */
register_intr(/* irq */ 8, /* XXX id */ 1, /* flags */ 0,
/* XXX */ (inthand2_t *)rtcintr, &stat_imask,
/* unit */ 0);
INTREN(IRQ8);
writertc(RTC_STATUSB, rtc_statusb);
#endif
#ifdef APIC_IO
if (bootverbose) {
printf("SMP: enabled INTs: ");
for (x = 0; x < 24; ++x)
if ((imen & (1 << x)) == 0)
printf("%d, ", x);
printf("imen: 0x%08x\n", imen);
}
#endif /* APIC_IO */
#endif /* !PC98 */
}
void