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QemuVideo: prepare to support more hardware

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Move to a table-driven hardware detection.  Add a table with PCI IDs,
card name and variant enum.  Use the table for hardware detection and
initialization.  Rename Cirrus-specific data and code to carry "cirrus"
in the name.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13967 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jljusten
2012-11-27 19:11:11 +00:00
parent 8e4585bb6c
commit 212aac55fd
5 changed files with 133 additions and 64 deletions
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23
OvmfPkg/QemuVideoDxe/Qemu.h
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@@ -86,6 +86,18 @@ typedef struct {
//
#define QEMU_VIDEO_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('Q', 'V', 'I', 'D')
typedef enum {
QEMU_VIDEO_CIRRUS_5430 = 1,
QEMU_VIDEO_CIRRUS_5446,
} QEMU_VIDEO_VARIANT;
typedef struct {
UINT16 VendorId;
UINT16 DeviceId;
QEMU_VIDEO_VARIANT Variant;
CHAR16 *Name;
} QEMU_VIDEO_CARD;
typedef struct {
UINT64 Signature;
EFI_HANDLE Handle;
@@ -98,6 +110,7 @@ typedef struct {
QEMU_VIDEO_MODE_DATA *ModeData;
UINT8 *LineBuffer;
BOOLEAN HardwareNeedsStarting;
QEMU_VIDEO_VARIANT Variant;
} QEMU_VIDEO_PRIVATE_DATA;
///
@@ -111,7 +124,7 @@ typedef struct {
UINT8 *CrtcSettings;
UINT16 *SeqSettings;
UINT8 MiscSetting;
} QEMU_VIDEO_VIDEO_MODES;
} QEMU_VIDEO_CIRRUS_MODES;
#define QEMU_VIDEO_PRIVATE_DATA_FROM_GRAPHICS_OUTPUT_THIS(a) \
CR(a, QEMU_VIDEO_PRIVATE_DATA, GraphicsOutput, QEMU_VIDEO_PRIVATE_DATA_SIGNATURE)
@@ -128,7 +141,7 @@ extern UINT8 Crtc_800_600_256_60[];
extern UINT16 Seq_800_600_256_60[];
extern UINT8 Crtc_1024_768_256_60[];
extern UINT16 Seq_1024_768_256_60[];
extern QEMU_VIDEO_VIDEO_MODES QemuVideoVideoModes[];
extern QEMU_VIDEO_CIRRUS_MODES QemuVideoCirrusModes[];
extern EFI_DRIVER_BINDING_PROTOCOL gQemuVideoDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gQemuVideoComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gQemuVideoComponentName2;
@@ -358,9 +371,9 @@ QemuVideoComponentNameGetControllerName (
// Local Function Prototypes
//
VOID
InitializeGraphicsMode (
InitializeCirrusGraphicsMode (
QEMU_VIDEO_PRIVATE_DATA *Private,
QEMU_VIDEO_VIDEO_MODES *ModeData
QEMU_VIDEO_CIRRUS_MODES *ModeData
);
VOID
@@ -411,7 +424,7 @@ inw (
);
EFI_STATUS
QemuVideoVideoModeSetup (
QemuVideoCirrusModeSetup (
QEMU_VIDEO_PRIVATE_DATA *Private
);