From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH 0/2] libxl: try to support IGD passthrough for qemu upstream Date: Fri, 6 Mar 2015 10:53:29 -0500 Message-ID: <20150306155329.GI4808__42376.8785236918$1425657336$gmane$org@l.oracle.com> References: <1425632903-5502-1-git-send-email-tiejun.chen@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1425632903-5502-1-git-send-email-tiejun.chen@intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Tiejun Chen 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 List-Id: xen-devel@lists.xenproject.org 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? 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