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sun4v: disable MP suport for now in cpu_boot_secondary_processors() - this will allow the kernel to start probing for devices with the primary cpu as the only active cpu

This commit is contained in:
palle 2015-05-07 04:03:38 +00:00
parent 9f8be6380b
commit 2434428a74
2 changed files with 8 additions and 3 deletions
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3
sys/arch/sparc64/doc/TODO
View File

@ -1,4 +1,4 @@
/* $NetBSD: TODO,v 1.10 2015/02/11 04:47:11 palle Exp $ */
/* $NetBSD: TODO,v 1.11 2015/05/07 04:03:38 palle Exp $ */
Things to be done:
@ -24,3 +24,4 @@ sun4v:
- replace constructs line "wrpr %g0, PSTATE_INTR, %pstate" with ALTERNATE_GOBALS
- sun4v tsb no need to lock... per cpu... anyway...
- ci_tsb_desc->td_ctxidx: -1 or 1?
- MP support - currently bypassed in cpu_boot_secondary_processors() for sun4v

8
sys/arch/sparc64/sparc64/cpu.c
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@ -1,4 +1,4 @@
/* $NetBSD: cpu.c,v 1.124 2015/03/22 19:37:54 palle Exp $ */
/* $NetBSD: cpu.c,v 1.125 2015/05/07 04:03:38 palle Exp $ */
/*
* Copyright (c) 1996
@ -52,7 +52,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.124 2015/03/22 19:37:54 palle Exp $");
__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.125 2015/05/07 04:03:38 palle Exp $");
#include "opt_multiprocessor.h"
@ -670,6 +670,10 @@ cpu_boot_secondary_processors(void)
return;
}
/* No MP for SUN4V yet */
if (CPU_ISSUN4V)
return;
for (ci = cpus; ci != NULL; ci = ci->ci_next) {
if (ci->ci_cpuid == cpu_myid())
continue;