public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] enable i386 SMP kernel build without ioapic support
@ 2003-01-31  8:34 Andrey Panin
  0 siblings, 0 replies; only message in thread
From: Andrey Panin @ 2003-01-31  8:34 UTC (permalink / raw)
  To: linux-kernel

[-- Attachment #1: Type: text/plain, Size: 385 bytes --]

Hi all again,

this trivial patch (against 2.5.59) moves enable_NMI_through_LVT0()
function from i386/kernel/io_apic.c to i386/kernel/apic.c

This patch allows building SMP kernel without ioapic support included, as
needed for visws subarch.

Please consider applying.

Best regards.

-- 
Andrey Panin		| Embedded systems software developer
pazke@orbita1.ru	| PGP key: wwwkeys.pgp.net

[-- Attachment #2: patch-apic --]
[-- Type: text/plain, Size: 1359 bytes --]

diff -urN -X /usr/share/dontdiff linux-2.5.59.vanilla/arch/i386/kernel/apic.c linux-2.5.59/arch/i386/kernel/apic.c
--- linux-2.5.59.vanilla/arch/i386/kernel/apic.c	Wed Jan 15 20:37:20 2003
+++ linux-2.5.59/arch/i386/kernel/apic.c	Sun Jan 19 18:43:10 2003
@@ -54,6 +54,18 @@
 int prof_old_multiplier[NR_CPUS] = { 1, };
 int prof_counter[NR_CPUS] = { 1, };
 
+void enable_NMI_through_LVT0 (void * dummy)
+{
+	unsigned int v, ver;
+
+	ver = apic_read(APIC_LVR);
+	ver = GET_APIC_VERSION(ver);
+	v = APIC_DM_NMI;			/* unmask and set to NMI */
+	if (!APIC_INTEGRATED(ver))		/* 82489DX */
+		v |= APIC_LVT_LEVEL_TRIGGER;
+	apic_write_around(APIC_LVT0, v);
+}
+
 int get_maxlvt(void)
 {
 	unsigned int v, ver, maxlvt;
diff -urN -X /usr/share/dontdiff linux-2.5.59.vanilla/arch/i386/kernel/io_apic.c linux-2.5.59/arch/i386/kernel/io_apic.c
--- linux-2.5.59.vanilla/arch/i386/kernel/io_apic.c	Mon Jan 27 18:24:59 2003
+++ linux-2.5.59/arch/i386/kernel/io_apic.c	Sun Jan 19 18:43:10 2003
@@ -1499,18 +1499,6 @@
 	end_lapic_irq
 };
 
-void enable_NMI_through_LVT0 (void * dummy)
-{
-	unsigned int v, ver;
-
-	ver = apic_read(APIC_LVR);
-	ver = GET_APIC_VERSION(ver);
-	v = APIC_DM_NMI;			/* unmask and set to NMI */
-	if (!APIC_INTEGRATED(ver))		/* 82489DX */
-		v |= APIC_LVT_LEVEL_TRIGGER;
-	apic_write_around(APIC_LVT0, v);
-}
-
 static void setup_nmi (void)
 {
 	/*

^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2003-01-31  8:30 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2003-01-31  8:34 [PATCH] enable i386 SMP kernel build without ioapic support Andrey Panin

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox