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OvmfPkg/QemuVideoDxe: factor out QemuVideoBochsAddMode

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Add helper function to add a video mode to the list of modes.
Move code.  Minor debug logging tweaks, no other functional
change.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Gerd Hoffmann 2022-01-17 10:58:16 +01:00 committed by mergify[bot]
parent 336da55ca8
commit 55c05427b9
1 changed files with 47 additions and 30 deletions
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77
OvmfPkg/QemuVideoDxe/Initialize.c
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@ -245,16 +245,53 @@ STATIC QEMU_VIDEO_BOCHS_MODES QemuVideoBochsModes[] = {
#define QEMU_VIDEO_BOCHS_MODE_COUNT \ #define QEMU_VIDEO_BOCHS_MODE_COUNT \
(ARRAY_SIZE (QemuVideoBochsModes)) (ARRAY_SIZE (QemuVideoBochsModes))
STATIC
VOID
QemuVideoBochsAddMode (
QEMU_VIDEO_PRIVATE_DATA *Private,
UINT32 AvailableFbSize,
UINT32 Width,
UINT32 Height
)
{
QEMU_VIDEO_MODE_DATA *ModeData = Private->ModeData + Private->MaxMode;
UINTN RequiredFbSize;
RequiredFbSize = (UINTN)Width * Height * 4;
if (RequiredFbSize > AvailableFbSize) {
DEBUG ((
DEBUG_INFO,
"Skipping Bochs Mode %dx%d, 32-bit (not enough vram)\n",
Width,
Height
));
return;
}
ModeData->InternalModeIndex = (UINT32)Private->MaxMode;
ModeData->HorizontalResolution = Width;
ModeData->VerticalResolution = Height;
ModeData->ColorDepth = 32;
DEBUG ((
DEBUG_INFO,
"Adding Bochs Internal Mode %d: %dx%d, %d-bit\n",
ModeData->InternalModeIndex,
ModeData->HorizontalResolution,
ModeData->VerticalResolution,
ModeData->ColorDepth
));
Private->MaxMode++;
}
EFI_STATUS EFI_STATUS
QemuVideoBochsModeSetup ( QemuVideoBochsModeSetup (
QEMU_VIDEO_PRIVATE_DATA *Private, QEMU_VIDEO_PRIVATE_DATA *Private,
BOOLEAN IsQxl BOOLEAN IsQxl
) )
{ {
UINT32 AvailableFbSize; UINT32 AvailableFbSize;
UINT32 Index; UINT32 Index;
QEMU_VIDEO_MODE_DATA *ModeData;
QEMU_VIDEO_BOCHS_MODES *VideoMode;
// //
// Fetch the available framebuffer size. // Fetch the available framebuffer size.
@ -343,34 +380,14 @@ QemuVideoBochsModeSetup (
return EFI_OUT_OF_RESOURCES; return EFI_OUT_OF_RESOURCES;
} }
ModeData = Private->ModeData;
VideoMode = &QemuVideoBochsModes[0];
for (Index = 0; Index < QEMU_VIDEO_BOCHS_MODE_COUNT; Index++) { for (Index = 0; Index < QEMU_VIDEO_BOCHS_MODE_COUNT; Index++) {
UINTN RequiredFbSize; QemuVideoBochsAddMode (
Private,
RequiredFbSize = (UINTN)VideoMode->Width * VideoMode->Height * 4; AvailableFbSize,
if (RequiredFbSize <= AvailableFbSize) { QemuVideoBochsModes[Index].Width,
ModeData->InternalModeIndex = Index; QemuVideoBochsModes[Index].Height
ModeData->HorizontalResolution = VideoMode->Width; );
ModeData->VerticalResolution = VideoMode->Height;
ModeData->ColorDepth = 32;
DEBUG ((
DEBUG_INFO,
"Adding Mode %d as Bochs Internal Mode %d: %dx%d, %d-bit\n",
(INT32)(ModeData - Private->ModeData),
ModeData->InternalModeIndex,
ModeData->HorizontalResolution,
ModeData->VerticalResolution,
ModeData->ColorDepth
));
ModeData++;
}
VideoMode++;
} }
Private->MaxMode = ModeData - Private->ModeData;
return EFI_SUCCESS; return EFI_SUCCESS;
} }