x86, realmode: Move ACPI wakeup to unified realmode code

Migrated ACPI wakeup code to the real-mode blob.
Code existing in .x86_trampoline  can be completely
removed. Static descriptor table in wakeup_asm.S is
courtesy of H. Peter Anvin.

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@intel.com>
Link: http://lkml.kernel.org/r/1336501366-28617-7-git-send-email-jarkko.sakkinen@intel.com
Cc: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Len Brown <len.brown@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c
index 6410744..c136e23 100644
--- a/arch/x86/kernel/tboot.c
+++ b/arch/x86/kernel/tboot.c
@@ -32,7 +32,7 @@
 #include <linux/mm.h>
 #include <linux/tboot.h>
 
-#include <asm/trampoline.h>
+#include <asm/realmode.h>
 #include <asm/processor.h>
 #include <asm/bootparam.h>
 #include <asm/pgtable.h>
@@ -201,7 +201,8 @@
 		add_mac_region(e820.map[i].addr, e820.map[i].size);
 	}
 
-	tboot->acpi_sinfo.kernel_s3_resume_vector = acpi_wakeup_address;
+	tboot->acpi_sinfo.kernel_s3_resume_vector =
+		real_mode_header.wakeup_start;
 
 	return 0;
 }