Allow default target architecture of PV-on-HVM drivers to be overridden.

Signed-off-by: Travis Betak <travis.betak@amd.com>

diff --git a/unmodified_drivers/linux-2.6/mkbuildtree b/unmodified_drivers/linux-2.6/mkbuildtree
index 76e228cbe94a90c8f8210236dfd579588d505840..be6b1a6d94500be1158b63eb77d4b46ae13c20d8 100644 (file)
--- a/unmodified_drivers/linux-2.6/mkbuildtree
+++ b/unmodified_drivers/linux-2.6/mkbuildtree
@@ -1,5 +1,13 @@
 #! /bin/sh
 
+if [ $1 ]; then
+    uname="$1"
+else
+    uname=`uname -m`
+    echo "Defaulting to this machine's architecture, $uname, for linking."
+    echo "This may be overridden on the command line (i386,x86_64,ia64)."
+fi
+
 C=$PWD
 
 XEN=$C/../../xen
@@ -26,30 +34,29 @@ ln -sf ${XEN}/include/public include/xen/interface
 # Need to be quite careful here: we don't want the files we link in to
 # risk overriding the native Linux ones (in particular, system.h must
 # be native and not xenolinux).
-uname=`uname -m`
 case "$uname"
 in
 "x86_64")
-       ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/hypervisor.h include/asm
-       ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/hypercall.h include/asm
-       ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/synch_bitops.h include/asm
-       ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/maddr.h include/asm
-       ln -sf ${XL}/include/asm-i386 include/asm-i386
-       ;;
+    ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/hypervisor.h include/asm
+    ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/hypercall.h include/asm
+    ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/synch_bitops.h include/asm
+    ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/maddr.h include/asm
+    ln -sf ${XL}/include/asm-i386 include/asm-i386
+  ;;
 i[34567]86)
-       ln -sf ${XL}/include/asm-i386/mach-xen/asm/hypervisor.h include/asm
-       ln -sf ${XL}/include/asm-i386/mach-xen/asm/hypercall.h include/asm
-       ln -sf ${XL}/include/asm-i386/mach-xen/asm/synch_bitops.h include/asm
-       ln -sf ${XL}/include/asm-i386/mach-xen/asm/maddr.h include/asm
-       ;;
+    ln -sf ${XL}/include/asm-i386/mach-xen/asm/hypervisor.h include/asm
+    ln -sf ${XL}/include/asm-i386/mach-xen/asm/hypercall.h include/asm
+    ln -sf ${XL}/include/asm-i386/mach-xen/asm/synch_bitops.h include/asm
+    ln -sf ${XL}/include/asm-i386/mach-xen/asm/maddr.h include/asm
+  ;;
 "ia64")
-       ln -sf ${XL}/include/asm-ia64/hypervisor.h include/asm
-       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/hypervisor.h include/asm
+    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
+  ;;
 *)
-       echo unknown architecture $uname
-       exit 1
-       ;;
+    echo unknown architecture $uname
+    exit 1
+  ;;
 esac