3 files changed, 17 insertions, 0 deletions
diff --git a/unmodified_drivers/linux-2.6/mkbuildtree b/unmodified_drivers/linux-2.6/mkbuildtree
index be6b1a6d94..ce0a142447 100644
--- a/unmodified_drivers/linux-2.6/mkbuildtree
+++ b/unmodified_drivers/linux-2.6/mkbuildtree
@@ -27,6 +27,7 @@ mkdir -p include
 mkdir -p include/xen
 mkdir -p include/public
 mkdir -p include/asm
+mkdir -p include/asm/xen
 
 lndir -silent ${XL}/include/xen include/xen
 ln -sf ${XEN}/include/public include/xen/interface
@@ -54,6 +55,10 @@ i[34567]86)
     ln -sf ${XL}/include/asm-ia64/hypercall.h include/asm
     ln -sf ${XL}/include/asm-ia64/synch_bitops.h include/asm
     ln -sf ${XL}/include/asm-ia64/maddr.h include/asm
+    ln -sf ${XL}/include/asm-ia64/xen/xcom_hcall.h include/asm/xen
+    ln -sf ${XL}/include/asm-ia64/xen/xencomm.h include/asm/xen
+    ln -sf ${XL}/arch/ia64/xen/xcom_mini.c platform-pci
+    ln -sf ${XL}/arch/ia64/xen/xencomm.c platform-pci
   ;;
 *)
     echo unknown architecture $uname
diff --git a/unmodified_drivers/linux-2.6/platform-pci/Kbuild b/unmodified_drivers/linux-2.6/platform-pci/Kbuild
index 5cd0a348ad..a44e50e94c 100644
--- a/unmodified_drivers/linux-2.6/platform-pci/Kbuild
+++ b/unmodified_drivers/linux-2.6/platform-pci/Kbuild
@@ -5,3 +5,8 @@ obj-m := xen-platform-pci.o
 EXTRA_CFLAGS += -I$(M)/platform-pci
 
 xen-platform-pci-objs := evtchn.o platform-pci.o gnttab.o xen_support.o features.o platform-compat.o
+
+# Can we do better ?
+ifeq ($(ARCH),ia64)
+  xen-platform-pci-objs += xcom_mini.o xencomm.o
+endif
diff --git a/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c b/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
index 9e7fc58ebf..5ff6ba83f7 100644
--- a/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
+++ b/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
@@ -36,6 +36,9 @@
 #include <asm/pgtable.h>
 #include <xen/interface/memory.h>
 #include <xen/features.h>
+#ifdef __ia64__
+#include <asm/xen/xencomm.h>
+#endif
 
 #include "platform-pci.h"
 
@@ -64,6 +67,10 @@ static int __init init_xen_info(void)
 	struct xen_add_to_physmap xatp;
 	extern void *shared_info_area;
 
+#ifdef __ia64__
+	xencomm_init();
+#endif
+
 	setup_xen_features();
 
 	shared_info_frame = alloc_xen_mmio(PAGE_SIZE) >> PAGE_SHIFT;