[Xen-changelog] [xen-unstable] libxl/xl: implement xen_platform_pci enable/disable

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1275980464 -3600
# Node ID 4c7b4066cb49acd69fef574ad7f5bb9cc597a656
# Parent  de101fc39fc3cd20d950bc9e905b7ad1ce71260c
libxl/xl: implement xen_platform_pci enable/disable

Implement xen_platform_pci support in xl/libxl to allow users to
disable the xen platform pci device from the VM config file.

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
 tools/libxl/libxl.c      |    1 +
 tools/libxl/libxl.h      |    1 +
 tools/libxl/xl_cmdimpl.c |    3 +++
 3 files changed, 5 insertions(+)

diff -r de101fc39fc3 -r 4c7b4066cb49 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Mon Jun 07 17:14:37 2010 +0100
+++ b/tools/libxl/libxl.c       Tue Jun 08 08:01:04 2010 +0100
@@ -1159,6 +1159,7 @@ int libxl_create_device_model(struct lib
 
     path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid);
     xs_mkdir(ctx->xsh, XBT_NULL, path);
+    libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/disable_pf", path), 
"%d", !info->xen_platform_pci);
 
     libxl_create_logfile(ctx, libxl_sprintf(ctx, "qemu-dm-%s", 
info->dom_name), &logfile);
     logfile_w = open(logfile, O_WRONLY|O_CREAT, 0644);
diff -r de101fc39fc3 -r 4c7b4066cb49 tools/libxl/libxl.h
--- a/tools/libxl/libxl.h       Mon Jun 07 17:14:37 2010 +0100
+++ b/tools/libxl/libxl.h       Tue Jun 08 08:01:04 2010 +0100
@@ -164,6 +164,7 @@ typedef struct {
     bool apic; /* apic enabled or disabled */
     int vcpus; /* max number of vcpus */
     int vcpu_avail; /* vcpus actually available */
+    int xen_platform_pci; /* enable/disable the xen platform pci device */
     char **extra; /* extra parameters pass directly to qemu, NULL terminated */
     /* Network is missing */
 } libxl_device_model_info;
diff -r de101fc39fc3 -r 4c7b4066cb49 tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c  Mon Jun 07 17:14:37 2010 +0100
+++ b/tools/libxl/xl_cmdimpl.c  Tue Jun 08 08:01:04 2010 +0100
@@ -240,6 +240,7 @@ static void init_dm_info(libxl_device_mo
     dm_info->boot = "cda";
     dm_info->usb = 0;
     dm_info->usbdevice = NULL;
+    dm_info->xen_platform_pci = 1;
 }
 
 static void init_nic_info(libxl_device_nic *nic_info, int devnum)
@@ -869,6 +870,8 @@ skip_pci:
             dm_info->usb = l;
         if (!xlu_cfg_get_string (config, "usbdevice", &buf))
             dm_info->usbdevice = strdup(buf);
+        if (!xlu_cfg_get_long (config, "xen_platform_pci", &l))
+            dm_info->xen_platform_pci = l;
     }
 
     dm_info->type = c_info->hvm ? XENFV : XENPV;

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