From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36589) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YUre0-0006gi-Bn for qemu-devel@nongnu.org; Mon, 09 Mar 2015 02:58:29 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YUrdv-0000rs-F9 for qemu-devel@nongnu.org; Mon, 09 Mar 2015 02:58:27 -0400 Received: from mga01.intel.com ([192.55.52.88]:49902) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YUrdv-0000rl-A3 for qemu-devel@nongnu.org; Mon, 09 Mar 2015 02:58:23 -0400 Message-ID: <54FD448C.2080404@intel.com> Date: Mon, 09 Mar 2015 14:58:20 +0800 From: "Chen, Tiejun" MIME-Version: 1.0 References: <1425632903-5502-1-git-send-email-tiejun.chen@intel.com> <20150306155329.GI4808@l.oracle.com> In-Reply-To: <20150306155329.GI4808@l.oracle.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [Xen-devel] [PATCH 0/2] libxl: try to support IGD passthrough for qemu upstream List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Konrad Rzeszutek Wilk Cc: wei.liu2@citrix.com, ian.campbell@citrix.com, Ian.Jackson@eu.citrix.com, qemu-devel@nongnu.org, xen-devel@lists.xen.org, stefano.stabellini@citrix.com On 2015/3/6 23:53, Konrad Rzeszutek Wilk wrote: > On Fri, Mar 06, 2015 at 05:08:21PM +0800, Tiejun Chen wrote: >> When we're working to support IGD GFX passthrough with qemu >> upstream, instead of "-gfx_passthru" we'd like to make that > > Could you also include in the cover letter an URL link to the latest > discussion on this? Thanks for reminding. I really should do this. https://lists.nongnu.org/archive/html/qemu-devel/2015-01/msg02050.html Thanks Tiejun > > Thank you. >> a machine option, "-machine xxx,igd-passthru=on". This need >> to bring a change on tool side. >> >> After a discussion with Campbell, we'd like to construct a table to record >> all IGD devices we can support. If we hit that table, we should pass that >> option. And so we also introduce a new field of type, 'gfx_passthru_kind', >> to cooperate with 'gfx_passthru' to cover all scenarios like this, >> >> gfx_passthru = 0 => sets build_info.u.gfx_passthru to false >> gfx_passthru = 1 => sets build_info.u.gfx_passthru to false and >> build_info.u.gfx_passthru_kind to DEFAULT >> gfx_passthru = "igd" => sets build_info.u.gfx_passthru to false >> and build_info.u.gfx_passthru_kind to IGD >> >> ---------------------------------------------------------------- >> Tiejun Chen (2): >> libxl: introduce libxl__is_igd_vga_passthru >> libxl: introduce gfx_passthru_kind >> >> tools/libxl/libxl_dm.c | 13 +++++++++++++ >> tools/libxl/libxl_internal.h | 2 ++ >> tools/libxl/libxl_pci.c | 124 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ >> tools/libxl/libxl_types.idl | 6 ++++++ >> tools/libxl/xl_cmdimpl.c | 19 +++++++++++++++++-- >> 5 files changed, 162 insertions(+), 2 deletions(-) >> >> Thanks >> Tiejun >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@lists.xen.org >> http://lists.xen.org/xen-devel >