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Add alpha_multicast_ipi().

This commit is contained in:
thorpej 2000-08-13 18:20:55 +00:00
parent ed274219d5
commit 325f9ccafc
2 changed files with 41 additions and 21 deletions
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59
sys/arch/alpha/alpha/ipifuncs.c
View File

@ -1,7 +1,7 @@
/* $NetBSD: ipifuncs.c,v 1.13 2000/06/29 09:02:54 mrg Exp $ */
/* $NetBSD: ipifuncs.c,v 1.14 2000/08/13 18:20:55 thorpej Exp $ */
/*-
* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
* Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
@ -39,7 +39,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: ipifuncs.c,v 1.13 2000/06/29 09:02:54 mrg Exp $");
__KERNEL_RCSID(0, "$NetBSD: ipifuncs.c,v 1.14 2000/08/13 18:20:55 thorpej Exp $");
/*
* Interprocessor interrupt handlers.
@ -58,11 +58,11 @@ __KERNEL_RCSID(0, "$NetBSD: ipifuncs.c,v 1.13 2000/06/29 09:02:54 mrg Exp $");
#include <machine/intr.h>
#include <machine/rpb.h>
void alpha_ipi_halt __P((void));
void alpha_ipi_tbia __P((void));
void alpha_ipi_tbiap __P((void));
void alpha_ipi_imb __P((void));
void alpha_ipi_ast __P((void));
void alpha_ipi_halt(void);
void alpha_ipi_tbia(void);
void alpha_ipi_tbiap(void);
void alpha_ipi_imb(void);
void alpha_ipi_ast(void);
/*
* NOTE: This table must be kept in order with the bit definitions
@ -81,8 +81,7 @@ ipifunc_t ipifuncs[ALPHA_NIPIS] = {
* Send an interprocessor interrupt.
*/
void
alpha_send_ipi(cpu_id, ipimask)
u_long cpu_id, ipimask;
alpha_send_ipi(u_long cpu_id, u_long ipimask)
{
#ifdef DIAGNOSTIC
@ -101,22 +100,42 @@ printf("IPI SENT\n");
* Broadcast an IPI to all but ourselves.
*/
void
alpha_broadcast_ipi(ipimask)
u_long ipimask;
alpha_broadcast_ipi(u_long ipimask)
{
u_long i, cpu_id = cpu_number();
for (i = 0; i < hwrpb->rpb_pcs_cnt; i++) {
if (cpu_info[i].ci_softc == NULL ||
cpu_info[i].ci_cpuid == cpu_id)
continue;
alpha_send_ipi(i, ipimask);
}
}
/*
* Send an IPI to all in the list but ourselves.
*/
void
alpha_multicast_ipi(u_long cpumask, u_long ipimask)
{
u_long i;
cpumask &= ~(1UL << cpu_number());
if (cpumask == 0)
return;
for (i = 0; i < hwrpb->rpb_pcs_cnt; i++) {
if (cpu_info[i].ci_softc == NULL)
if (cpu_info[i].ci_softc == NULL ||
((1UL << cpu_info[i].ci_cpuid) & cpumask) == 0)
continue;
alpha_send_ipi(i, ipimask);
}
}
void
alpha_ipi_halt()
alpha_ipi_halt(void)
{
u_long cpu_id = alpha_pal_whami();
u_long cpu_id = cpu_number();
struct pcs *pcsp = LOCATE_PCS(hwrpb, cpu_id);
/* Disable interrupts. */
@ -133,9 +152,9 @@ alpha_ipi_halt()
}
void
alpha_ipi_tbia()
alpha_ipi_tbia(void)
{
u_long cpu_id = alpha_pal_whami();
u_long cpu_id = cpu_number();
/* If we're doing a TBIA, we don't need to do a TBIAP or a SHOOTDOWN. */
atomic_clearbits_ulong(&cpu_info[cpu_id].ci_ipis,
@ -145,7 +164,7 @@ alpha_ipi_tbia()
}
void
alpha_ipi_tbiap()
alpha_ipi_tbiap(void)
{
/* Can't clear SHOOTDOWN here; might have PG_ASM mappings. */
@ -154,14 +173,14 @@ alpha_ipi_tbiap()
}
void
alpha_ipi_imb()
alpha_ipi_imb(void)
{
alpha_pal_imb();
}
void
alpha_ipi_ast()
alpha_ipi_ast(void)
{
aston(curcpu());

3
sys/arch/alpha/include/intr.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: intr.h,v 1.30 2000/07/13 05:47:39 thorpej Exp $ */
/* $NetBSD: intr.h,v 1.31 2000/08/13 18:20:55 thorpej Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
@ -165,6 +165,7 @@ extern ipifunc_t ipifuncs[ALPHA_NIPIS];
void alpha_send_ipi(unsigned long, unsigned long);
void alpha_broadcast_ipi(unsigned long);
void alpha_multicast_ipi(unsigned long, unsigned long);
/*
* Alpha shared-interrupt-line common code.