reserve_ebda_region needs to be called befor start_kernel. Moorestown
needs to override it. Make it a platform_setup function and initialize
it with the default reserve_ebda_region.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 arch/x86/include/asm/platform.h  |    2 ++
 arch/x86/kernel/head32.c         |    4 ++--
 arch/x86/kernel/head64.c         |    3 +--
 arch/x86/kernel/platform_setup.c |    2 ++
 4 files changed, 7 insertions(+), 4 deletions(-)

Index: linux-2.6/arch/x86/include/asm/platform.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/platform.h
+++ linux-2.6/arch/x86/include/asm/platform.h
@@ -13,11 +13,13 @@ struct platform_setup_quirks {
  * @probe_roms:			probe BIOS roms
  * @reserve_resources:		reserve the standard resources for the
  *				platform
+ * @reserve_ebda_region:	reserve the extended bios data area
  *
  */
 struct platform_setup_resources {
 	void (*probe_roms)(void);
 	void (*reserve_resources)(void);
+	void (*reserve_ebda_region)(void);
 };
 
 /**
Index: linux-2.6/arch/x86/kernel/head32.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/head32.c
+++ linux-2.6/arch/x86/kernel/head32.c
@@ -11,7 +11,7 @@
 #include <asm/setup.h>
 #include <asm/sections.h>
 #include <asm/e820.h>
-#include <asm/bios_ebda.h>
+#include <asm/page.h>
 #include <asm/trampoline.h>
 
 void __init i386_start_kernel(void)
@@ -33,7 +33,7 @@ void __init i386_start_kernel(void)
 	platform_setup.resources.probe_roms = probe_roms;
 	platform_setup.resources.reserve_resources = i386_reserve_resources;
 
-	reserve_ebda_region();
+	platform_setup.resources.reserve_ebda_region();
 
 	/*
 	 * At this point everything still needed from the boot loader
Index: linux-2.6/arch/x86/kernel/head64.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/head64.c
+++ linux-2.6/arch/x86/kernel/head64.c
@@ -23,7 +23,6 @@
 #include <asm/sections.h>
 #include <asm/kdebug.h>
 #include <asm/e820.h>
-#include <asm/bios_ebda.h>
 #include <asm/trampoline.h>
 
 static void __init zap_identity_mappings(void)
@@ -112,7 +111,7 @@ void __init x86_64_start_reservations(ch
 	}
 #endif
 
-	reserve_ebda_region();
+	platform_setup.resources.reserve_ebda_region();
 
 	/*
 	 * At this point everything still needed from the boot loader
Index: linux-2.6/arch/x86/kernel/platform_setup.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/platform_setup.c
+++ linux-2.6/arch/x86/kernel/platform_setup.c
@@ -5,6 +5,7 @@
  */
 #include <linux/init.h>
 
+#include <asm/bios_ebda.h>
 #include <asm/setup.h>
 
 void __cpuinit platform_setup_noop(void) { }
@@ -18,5 +19,6 @@ struct __initdata platform_setup_ops pla
 	.resources = {
 		.probe_roms = platform_setup_noop,
 		.reserve_resources = reserve_standard_io_resources,
+		.reserve_ebda_region = reserve_ebda_region,
 	},
 };


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