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authorGerd Hoffmann <kraxel@redhat.com>2018-05-17 11:21:32 +0200
committerLaszlo Ersek <lersek@redhat.com>2018-05-17 12:50:46 +0200
commit70dbd16361eeccb25f6dda0aee38f6cc4eac2120 (patch)
tree965634b52f8072b7c70f0315b2f7e658eff4c9cc /OvmfPkg/QemuVideoDxe
parentb22d093101b0dee64f289407629bb872933aa2f2 (diff)
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OvmfPkg/QemuVideoDxe: Add SubClass field to QEMU_VIDEO_CARD
Then check for PCI_CLASS_DISPLAY_VGA using the new field. This allows to enable/disable non-vga display classes per card entry. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Diffstat (limited to 'OvmfPkg/QemuVideoDxe')
-rw-r--r--OvmfPkg/QemuVideoDxe/Driver.c17
-rw-r--r--OvmfPkg/QemuVideoDxe/Qemu.h1
2 files changed, 14 insertions, 4 deletions
diff --git a/OvmfPkg/QemuVideoDxe/Driver.c b/OvmfPkg/QemuVideoDxe/Driver.c
index 0dce80e59b..2d7ad43cb3 100644
--- a/OvmfPkg/QemuVideoDxe/Driver.c
+++ b/OvmfPkg/QemuVideoDxe/Driver.c
@@ -30,36 +30,43 @@ EFI_DRIVER_BINDING_PROTOCOL gQemuVideoDriverBinding = {
QEMU_VIDEO_CARD gQemuVideoCardList[] = {
{
+ PCI_CLASS_DISPLAY_VGA,
CIRRUS_LOGIC_VENDOR_ID,
CIRRUS_LOGIC_5430_DEVICE_ID,
QEMU_VIDEO_CIRRUS_5430,
L"Cirrus 5430"
},{
+ PCI_CLASS_DISPLAY_VGA,
CIRRUS_LOGIC_VENDOR_ID,
CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID,
QEMU_VIDEO_CIRRUS_5430,
L"Cirrus 5430"
},{
+ PCI_CLASS_DISPLAY_VGA,
CIRRUS_LOGIC_VENDOR_ID,
CIRRUS_LOGIC_5446_DEVICE_ID,
QEMU_VIDEO_CIRRUS_5446,
L"Cirrus 5446"
},{
+ PCI_CLASS_DISPLAY_VGA,
0x1234,
0x1111,
QEMU_VIDEO_BOCHS_MMIO,
L"QEMU Standard VGA"
},{
+ PCI_CLASS_DISPLAY_VGA,
0x1b36,
0x0100,
QEMU_VIDEO_BOCHS,
L"QEMU QXL VGA"
},{
+ PCI_CLASS_DISPLAY_VGA,
0x1af4,
0x1050,
QEMU_VIDEO_BOCHS_MMIO,
L"QEMU VirtIO VGA"
},{
+ PCI_CLASS_DISPLAY_VGA,
VMWARE_PCI_VENDOR_ID_VMWARE,
VMWARE_PCI_DEVICE_ID_VMWARE_SVGA2,
QEMU_VIDEO_VMWARE_SVGA,
@@ -71,6 +78,7 @@ QEMU_VIDEO_CARD gQemuVideoCardList[] = {
static QEMU_VIDEO_CARD*
QemuVideoDetect(
+ IN UINT8 SubClass,
IN UINT16 VendorId,
IN UINT16 DeviceId
)
@@ -78,7 +86,8 @@ QemuVideoDetect(
UINTN Index = 0;
while (gQemuVideoCardList[Index].VendorId != 0) {
- if (gQemuVideoCardList[Index].VendorId == VendorId &&
+ if (gQemuVideoCardList[Index].SubClass == SubClass &&
+ gQemuVideoCardList[Index].VendorId == VendorId &&
gQemuVideoCardList[Index].DeviceId == DeviceId) {
return gQemuVideoCardList + Index;
}
@@ -141,10 +150,10 @@ QemuVideoControllerDriverSupported (
}
Status = EFI_UNSUPPORTED;
- if (!IS_PCI_VGA (&Pci)) {
+ if (!IS_PCI_DISPLAY (&Pci)) {
goto Done;
}
- Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);
+ Card = QemuVideoDetect(Pci.Hdr.ClassCode[1], Pci.Hdr.VendorId, Pci.Hdr.DeviceId);
if (Card != NULL) {
DEBUG ((EFI_D_INFO, "QemuVideo: %s detected\n", Card->Name));
Status = EFI_SUCCESS;
@@ -243,7 +252,7 @@ QemuVideoControllerDriverStart (
//
// Determine card variant.
//
- Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);
+ Card = QemuVideoDetect(Pci.Hdr.ClassCode[1], Pci.Hdr.VendorId, Pci.Hdr.DeviceId);
if (Card == NULL) {
Status = EFI_DEVICE_ERROR;
goto ClosePciIo;
diff --git a/OvmfPkg/QemuVideoDxe/Qemu.h b/OvmfPkg/QemuVideoDxe/Qemu.h
index 7fbb25b3ef..bc49f867a4 100644
--- a/OvmfPkg/QemuVideoDxe/Qemu.h
+++ b/OvmfPkg/QemuVideoDxe/Qemu.h
@@ -96,6 +96,7 @@ typedef enum {
} QEMU_VIDEO_VARIANT;
typedef struct {
+ UINT8 SubClass;
UINT16 VendorId;
UINT16 DeviceId;
QEMU_VIDEO_VARIANT Variant;