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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Sep 2022 02:36:04.4572 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 55cffd5a-e76c-4989-6194-08da96c30960 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT107.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5909 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1663209414668100001 Content-Type: text/plain; charset="utf-8" From: Ruili Ji Make guest os access pci device control 2 reg for passthrough device as struct XenPTRegInfo described in the file hw/xen/xen_pt.h. /* reg read only field mask (ON:RO/ROS, OFF:other) */ uint32_t ro_mask; /* reg emulate field mask (ON:emu, OFF:passthrough) */ uint32_t emu_mask; Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1196 Reviewed-by: Paul Durrant Signed-off-by: Aaron.Liu@amd.com Signed-off-by: ruili.ji@amd.com --- hw/xen/xen_pt_config_init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c index c5c4e943a8..adc565a00a 100644 --- a/hw/xen/xen_pt_config_init.c +++ b/hw/xen/xen_pt_config_init.c @@ -985,8 +985,8 @@ static XenPTRegInfo xen_pt_emu_reg_pcie[] =3D { .offset =3D 0x28, .size =3D 2, .init_val =3D 0x0000, - .ro_mask =3D 0xFFE0, - .emu_mask =3D 0xFFFF, + .ro_mask =3D 0xFFA0, + .emu_mask =3D 0xFFBF, .init =3D xen_pt_devctrl2_reg_init, .u.w.read =3D xen_pt_word_reg_read, .u.w.write =3D xen_pt_word_reg_write, --=20 2.34.1