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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] libxl: usb2 and usb3 controller support for upstream qemu
commit bba6747189fb9c4cb51f3c99977d224615106c59
Author: Fabio Fantoni <fabio.fantoni@xxxxxxx>
AuthorDate: Thu Dec 5 14:40:47 2013 +0000
Commit: Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Fri Dec 6 11:55:13 2013 +0000
libxl: usb2 and usb3 controller support for upstream qemu
Usage: usbversion=1|2|3 (default=0, no usb controller defined)
Specifies the type of an emulated USB bus in the guest. 1 for usb1,
2 for usb2 and 3 for usb3, it is available only with upstream qemu.
The old usb and usbdevice parameters cannot be used with this.
Signed-off-by: Fabio Fantoni <fabio.fantoni@xxxxxxx>
Signed-off-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
docs/man/xl.cfg.pod.5 | 8 ++++++++
tools/libxl/libxl.h | 14 ++++++++++++++
tools/libxl/libxl_create.c | 9 +++++++++
tools/libxl/libxl_dm.c | 24 ++++++++++++++++++++++++
tools/libxl/libxl_types.idl | 1 +
tools/libxl/xl_cmdimpl.c | 2 ++
6 files changed, 58 insertions(+), 0 deletions(-)
diff --git a/docs/man/xl.cfg.pod.5 b/docs/man/xl.cfg.pod.5
index 7f107cb..6eb9c16 100644
--- a/docs/man/xl.cfg.pod.5
+++ b/docs/man/xl.cfg.pod.5
@@ -1200,6 +1200,14 @@ device.
Enables or disables an emulated USB bus in the guest.
+=item B<usbversion=NUMBER>
+
+Specifies the type of an emulated USB bus in the guest. 1 for usb1,
+2 for usb2 and 3 for usb3, it is available only with upstream qemu.
+Due to implementation limitations this is not compatible with the usb
+and usbdevice parameters.
+Default is 0 (no usb controller defined).
+
=item B<usbdevice=[ "DEVICE", "DEVICE", ...]>
Adds B<DEVICE>s to the emulated USB bus. The USB bus must also be
diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h
index a9663e4..1c0bee7 100644
--- a/tools/libxl/libxl.h
+++ b/tools/libxl/libxl.h
@@ -311,6 +311,20 @@
#define LIBXL_HAVE_BUILDINFO_USBDEVICE_LIST 1
/*
+ * LIBXL_HAVE_BUILDINFO_USBVERSION
+ *
+ * If this is defined, then the libxl_domain_build_info structure will
+ * contain hvm.usbversion, a integer type that contains a USB
+ * controller version to specify on the qemu upstream command-line.
+ *
+ * If it is set, callers may use hvm.usbversion to specify if the usb
+ * controller is usb1, usb2 or usb3.
+ *
+ * If this is not defined, the hvm.usbversion field does not exist.
+ */
+#define LIBXL_HAVE_BUILDINFO_USBVERSION 1
+
+/*
* LIBXL_HAVE_DEVICE_BACKEND_DOMNAME
*
* If this is defined, libxl_device_* structures containing a backend_domid
diff --git a/tools/libxl/libxl_create.c b/tools/libxl/libxl_create.c
index fe7ba0d..409a312 100644
--- a/tools/libxl/libxl_create.c
+++ b/tools/libxl/libxl_create.c
@@ -284,6 +284,15 @@ int libxl__domain_build_info_setdefault(libxl__gc *gc,
libxl_defbool_setdefault(&b_info->u.hvm.usb, false);
libxl_defbool_setdefault(&b_info->u.hvm.xen_platform_pci, true);
+ if (b_info->u.hvm.usbversion &&
+ ( libxl_defbool_val(b_info->u.hvm.usb)
+ || b_info->u.hvm.usbdevice_list
+ || b_info->u.hvm.usbdevice) ){
+ LOG(ERROR,"usbversion cannot be enabled with usb or"
+ "usbdevice parameters.");
+ return ERROR_INVAL;
+ }
+
if (!b_info->u.hvm.boot) {
b_info->u.hvm.boot = strdup("cda");
if (!b_info->u.hvm.boot) return ERROR_NOMEM;
diff --git a/tools/libxl/libxl_dm.c b/tools/libxl/libxl_dm.c
index ea773b3..9f29d33 100644
--- a/tools/libxl/libxl_dm.c
+++ b/tools/libxl/libxl_dm.c
@@ -544,6 +544,30 @@ static char **
libxl__build_device_model_args_new(libxl__gc *gc,
*p, NULL);
}
}
+ } else if (b_info->u.hvm.usbversion) {
+ switch (b_info->u.hvm.usbversion) {
+ case 1:
+ flexarray_vappend(dm_args,
+ "-device", "piix3-usb-uhci,id=usb", NULL);
+ break;
+ case 2:
+ flexarray_append_pair(dm_args, "-device",
+ "ich9-usb-ehci1,id=usb,addr=0x1d.0x7,multifunction=on");
+ for (i = 1; i < 4; i++)
+ flexarray_append_pair(dm_args, "-device",
+ GCSPRINTF("ich9-usb-uhci%d,masterbus=usb.0,"
+ "firstport=%d,addr=0x1d.%#x,multifunction=on",
+ i, 2*(i-1), i-1));
+ break;
+ case 3:
+ flexarray_vappend(dm_args,
+ "-device", "nec-usb-xhci,id=usb", NULL);
+ break;
+ default:
+ LOG(ERROR, "%s: usbversion parameter is invalid, "
+ "must be between 1 and 3", __func__);
+ return NULL;
+ }
}
if (b_info->u.hvm.soundhw) {
flexarray_vappend(dm_args, "-soundhw", b_info->u.hvm.soundhw,
NULL);
diff --git a/tools/libxl/libxl_types.idl b/tools/libxl/libxl_types.idl
index cba8eff..0d04c16 100644
--- a/tools/libxl/libxl_types.idl
+++ b/tools/libxl/libxl_types.idl
@@ -362,6 +362,7 @@ libxl_domain_build_info = Struct("domain_build_info",[
("serial", string),
("boot", string),
("usb", libxl_defbool),
+ ("usbversion", integer),
# usbdevice:
# - "tablet" for absolute mouse,
# - "mouse" for PS/2 protocol relative
mouse
diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index c5677cd..5ab62a9 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -1592,6 +1592,8 @@ skip_vfb:
xlu_cfg_replace_string (config, "serial", &b_info->u.hvm.serial, 0);
xlu_cfg_replace_string (config, "boot", &b_info->u.hvm.boot, 0);
xlu_cfg_get_defbool(config, "usb", &b_info->u.hvm.usb, 0);
+ if (!xlu_cfg_get_long (config, "usbversion", &l, 0))
+ b_info->u.hvm.usbversion = l;
switch (xlu_cfg_get_list_as_string_list(config, "usbdevice",
&b_info->u.hvm.usbdevice_list,
1))
--
generated by git-patchbot for /home/xen/git/xen.git#master
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