From mboxrd@z Thu Jan  1 00:00:00 1970
From: Anthony PERARD <anthony.perard@citrix.com>
Subject: [PATCH V7 04/11] configure: Introduce
	--enable-xen-pci-passthrough.
Date: Fri, 17 Feb 2012 17:08:38 +0000
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To: QEMU-devel <qemu-devel@nongnu.org>
Cc: Anthony PERARD <anthony.perard@citrix.com>, Xen Devel <xen-devel@lists.xensource.com>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>
List-Id: xen-devel@lists.xenproject.org

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
---
 configure |   25 +++++++++++++++++++++++++
 1 files changed, 25 insertions(+), 0 deletions(-)

diff --git a/configure b/configure
index 68f9ee6..e2c8d3f 100755
--- a/configure
+++ b/configure
@@ -132,6 +132,7 @@ vnc_png=""
 vnc_thread="no"
 xen=""
 xen_ctrl_version=""
+xen_pci_passthrough=""
 linux_aio=""
 cap_ng=""
 attr=""
@@ -657,6 +658,10 @@ for opt do
   ;;
   --enable-xen) xen="yes"
   ;;
+  --disable-xen-pci-passthrough) xen_pci_passthrough="no"
+  ;;
+  --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
+  ;;
   --disable-brlapi) brlapi="no"
   ;;
   --enable-brlapi) brlapi="yes"
@@ -1005,6 +1010,8 @@ echo "                           (affects only QEMU, not qemu-img)"
 echo "  --enable-mixemu          enable mixer emulation"
 echo "  --disable-xen            disable xen backend driver support"
 echo "  --enable-xen             enable xen backend driver support"
+echo "  --disable-xen-pci-passthrough"
+echo "  --enable-xen-pci-passthrough"
 echo "  --disable-brlapi         disable BrlAPI"
 echo "  --enable-brlapi          enable BrlAPI"
 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
@@ -1458,6 +1465,21 @@ EOF
   fi
 fi
 
+if test "$xen_pci_passthrough" != "no"; then
+  if test "$xen" = "yes" && test "$linux" = "yes"; then
+    xen_pci_passthrough=yes
+  else
+    if test "$xen_pci_passthrough" = "yes"; then
+      echo "ERROR"
+      echo "ERROR: User requested feature Xen PCI Passthrough"
+      echo "ERROR: but this feature require /sys from Linux"
+      echo "ERROR"
+      exit 1;
+    fi
+    xen_pci_passthrough=no
+  fi
+fi
+
 ##########################################
 # pkg-config probe
 
@@ -3592,6 +3614,9 @@ case "$target_arch2" in
     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
       target_phys_bits=64
       echo "CONFIG_XEN=y" >> $config_target_mak
+      if test "$xen_pci_passthrough" = yes; then
+        echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
+      fi
     else
       echo "CONFIG_NO_XEN=y" >> $config_target_mak
     fi
-- 
Anthony PERARD