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Subject[PATCH] Summit support for 2.5 - now with subarch! [1/5]
This just adds the config option for summit, and it's Config.help entry,
puts the hooks for the new mach_apic.h subarch file into the right
places, and creates empty shells of the header files.


diff -urpN -X /home/fletch/.diff.exclude virgin/arch/i386/Config.help subarch-1/arch/i386/Config.help
--- virgin/arch/i386/Config.help Fri Oct 11 21:21:31 2002
+++ subarch-1/arch/i386/Config.help Sun Oct 13 20:16:03 2002
@@ -73,6 +73,12 @@ CONFIG_X86_CYCLONE
If you are suffering from time skew using a multi-CEC system, say YES.
Otherwise it is safe to say NO.

+CONFIG_X86_SUMMIT
+ This option is needed for IBM systems that use the Summit/EXA chipset.
+ In particular, it is needed for the x440.
+
+ If you don't have one of these computers, you should say N here.
+
CONFIG_X86_UP_IOAPIC
An IO-APIC (I/O Advanced Programmable Interrupt Controller) is an
SMP-capable replacement for PC-style interrupt controllers. Most
diff -urpN -X /home/fletch/.diff.exclude virgin/arch/i386/config.in subarch-1/arch/i386/config.in
--- virgin/arch/i386/config.in Fri Oct 11 21:21:38 2002
+++ subarch-1/arch/i386/config.in Sun Oct 13 20:16:03 2002
@@ -172,7 +172,8 @@ else
if [ "$CONFIG_X86_NUMA" = "y" ]; then
#Platform Choices
bool 'Multiquad (IBM/Sequent) NUMAQ support' CONFIG_X86_NUMAQ
- if [ "$CONFIG_X86_NUMAQ" = "y" ]; then
+ bool 'IBM x440 (Summit/EXA) support' CONFIG_X86_SUMMIT
+ if [ "$CONFIG_X86_NUMAQ" = "y" -o "$CONFIG_X86_SUMMIT" = "y" ]; then
define_bool CONFIG_CLUSTERED_APIC y
fi
# Common NUMA Features
diff -urpN -X /home/fletch/.diff.exclude virgin/arch/i386/kernel/apic.c subarch-1/arch/i386/kernel/apic.c
--- virgin/arch/i386/kernel/apic.c Fri Oct 11 21:22:46 2002
+++ subarch-1/arch/i386/kernel/apic.c Sun Oct 13 20:16:03 2002
@@ -31,6 +31,7 @@
#include <asm/pgalloc.h>
#include <asm/desc.h>
#include <asm/arch_hooks.h>
+#include "mach_apic.h"

void __init apic_intr_init(void)
{
diff -urpN -X /home/fletch/.diff.exclude virgin/arch/i386/kernel/io_apic.c subarch-1/arch/i386/kernel/io_apic.c
--- virgin/arch/i386/kernel/io_apic.c Fri Oct 11 21:21:38 2002
+++ subarch-1/arch/i386/kernel/io_apic.c Sun Oct 13 20:16:03 2002
@@ -35,6 +35,7 @@
#include <asm/io.h>
#include <asm/smp.h>
#include <asm/desc.h>
+#include "mach_apic.h"

#undef APIC_LOCKUP_DEBUG

diff -urpN -X /home/fletch/.diff.exclude virgin/arch/i386/mach-generic/mach_apic.h subarch-1/arch/i386/mach-generic/mach_apic.h
--- virgin/arch/i386/mach-generic/mach_apic.h Wed Dec 31 16:00:00 1969
+++ subarch-1/arch/i386/mach-generic/mach_apic.h Sun Oct 13 20:16:21 2002
@@ -0,0 +1,4 @@
+#ifndef __ASM_MACH_APIC_H
+#define __ASM_MACH_APIC_H
+
+#endif /* __ASM_MACH_APIC_H */
diff -urpN -X /home/fletch/.diff.exclude virgin/arch/i386/mach-summit/mach_apic.h subarch-1/arch/i386/mach-summit/mach_apic.h
--- virgin/arch/i386/mach-summit/mach_apic.h Wed Dec 31 16:00:00 1969
+++ subarch-1/arch/i386/mach-summit/mach_apic.h Sun Oct 13 20:16:52 2002
@@ -0,0 +1,4 @@
+#ifndef __ASM_MACH_APIC_H
+#define __ASM_MACH_APIC_H
+
+#endif /* __ASM_MACH_APIC_H */
-
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