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Re: [Xen-devel] [PATCH v2] libxl: usb2 and usb3 controller support for upstream qemu



On Thu, Jul 11, 2013 at 12:33:57PM +0200, Fabio Fantoni wrote:
> Usage: usbversion=1|2|3 (default=2)
> 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.
> Default is 2.
> 
> Signed-off-by: Fabio Fantoni <fabio.fantoni@xxxxxxx>
> ---
>  docs/man/xl.cfg.pod.5       |    6 ++++++
>  tools/libxl/libxl_create.c  |    3 +++
>  tools/libxl/libxl_dm.c      |   24 +++++++++++++++++++++++-
>  tools/libxl/libxl_types.idl |    1 +
>  tools/libxl/xl_cmdimpl.c    |    2 ++
>  tools/libxl/xl_sxp.c        |    1 +
>  6 files changed, 36 insertions(+), 1 deletion(-)
> 
> diff --git a/docs/man/xl.cfg.pod.5 b/docs/man/xl.cfg.pod.5
> index 069b73f..602d428 100644
> --- a/docs/man/xl.cfg.pod.5
> +++ b/docs/man/xl.cfg.pod.5
> @@ -1154,6 +1154,12 @@ 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.
> +Default is 2.
> +
>  =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_create.c b/tools/libxl/libxl_create.c
> index 0c32d0b..9683740 100644
> --- a/tools/libxl/libxl_create.c
> +++ b/tools/libxl/libxl_create.c
> @@ -229,6 +229,9 @@ int libxl__domain_build_info_setdefault(libxl__gc *gc,
>              return ERROR_INVAL;
>          }
>  
> +        if (!b_info->u.hvm.usbversion)
> +            b_info->u.hvm.usbversion = 2;
> +
>          if (b_info->u.hvm.timer_mode == LIBXL_TIMER_MODE_DEFAULT)
>              b_info->u.hvm.timer_mode =
>                  LIBXL_TIMER_MODE_NO_DELAY_FOR_MISSED_TICKS;
> diff --git a/tools/libxl/libxl_dm.c b/tools/libxl/libxl_dm.c
> index 7e54c02..52a546b 100644
> --- a/tools/libxl/libxl_dm.c
> +++ b/tools/libxl/libxl_dm.c
> @@ -492,7 +492,29 @@ static char ** 
> libxl__build_device_model_args_new(libxl__gc *gc,
>                      __func__);
>                  return NULL;
>              }
> -            flexarray_append(dm_args, "-usb");
> +
> +            switch (b_info->u.hvm.usbversion) {
> +            case 1:
> +                flexarray_vappend(dm_args,
> +                    "-device", "piix3-usb-uhci,id=usb", NULL);
> +                break;
> +            case 2:
> +                flexarray_vappend(dm_args, "-device","ich9-usb-ehci1,id=usb,"
> +                    "bus=pci.0,addr=0x1d.0x7", "-device","ich9-usb-uhci1,"
> +                    "masterbus=usb.0,firstport=0,bus=pci.0,multifunction=on,"
> +                    
> "addr=0x1d.0x0","-device","ich9-usb-uhci2,masterbus=usb.0,"
> +                    "firstport=2,bus=pci.0,addr=0x1d.0x1", "-device",
> +                    "ich9-usb-uhci3,masterbus=usb.0,firstport=4,bus=pci.0,"
> +                    "addr=0x1d.0x2", NULL);
> +                break;
> +            case 3:
> +                flexarray_vappend(dm_args,
> +                    "-device", "nec-usb-xhci,id=usb", NULL);
> +                break;
> +            default:
> +                LIBXL__LOG(CTX, LIBXL__LOG_ERROR,
> +                    "usbversion parameter is invalid must be between 1 and 
> 3");
> +            }
>              if (b_info->u.hvm.usbdevice) {
>                  flexarray_vappend(dm_args,
>                                    "-usbdevice", b_info->u.hvm.usbdevice, 
> NULL);
> diff --git a/tools/libxl/libxl_types.idl b/tools/libxl/libxl_types.idl
> index d218a2d..b4c6921 100644
> --- a/tools/libxl/libxl_types.idl
> +++ b/tools/libxl/libxl_types.idl
> @@ -325,6 +325,7 @@ libxl_domain_build_info = Struct("domain_build_info",[
>                                         ("serial",           string),
>                                         ("boot",             string),
>                                         ("usb",              libxl_defbool),
> +                                       ("usbversion",              integer),

Indentation.

>                                         # 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 8a478ba..a618ede 100644
> --- a/tools/libxl/xl_cmdimpl.c
> +++ b/tools/libxl/xl_cmdimpl.c
> @@ -1495,6 +1495,8 @@ 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))
> diff --git a/tools/libxl/xl_sxp.c b/tools/libxl/xl_sxp.c
> index a16a025..2dc3a86 100644
> --- a/tools/libxl/xl_sxp.c
> +++ b/tools/libxl/xl_sxp.c
> @@ -142,6 +142,7 @@ void printf_info_sexp(int domid, libxl_domain_config 
> *d_config)
>          printf("\t\t\t(serial %s)\n", b_info->u.hvm.serial);
>          printf("\t\t\t(boot %s)\n", b_info->u.hvm.boot);
>          printf("\t\t\t(usb %s)\n", 
> libxl_defbool_to_string(b_info->u.hvm.usb));
> +        printf("\t\t\t(usb %d)\n", b_info->u.hvm.usbversion);

Should be "usbversion".

>          printf("\t\t\t(usbdevice %s)\n", b_info->u.hvm.usbdevice);
>          printf("\t\t)\n");
>          break;
> -- 
> 1.7.9.5
> 
> 
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> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel

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