Private->ModeData = AllocatePool (\r
sizeof (Private->ModeData[0]) * QEMU_VIDEO_CIRRUS_MODE_COUNT\r
);\r
+ if (Private->ModeData == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
ModeData = Private->ModeData;\r
VideoMode = &QemuVideoCirrusModes[0];\r
for (Index = 0; Index < QEMU_VIDEO_CIRRUS_MODE_COUNT; Index ++) {\r
- ModeData->ModeNumber = Index;\r
+ ModeData->InternalModeIndex = Index;\r
ModeData->HorizontalResolution = VideoMode->Width;\r
ModeData->VerticalResolution = VideoMode->Height;\r
ModeData->ColorDepth = VideoMode->ColorDepth;\r
ModeData->RefreshRate = VideoMode->RefreshRate;\r
DEBUG ((EFI_D_INFO,\r
- "Adding Cirrus Video Mode %d: %dx%d, %d-bit, %d Hz\n",\r
- ModeData->ModeNumber,\r
+ "Adding Mode %d as Cirrus Internal Mode %d: %dx%d, %d-bit, %d Hz\n",\r
+ (INT32) (ModeData - Private->ModeData),\r
+ ModeData->InternalModeIndex,\r
ModeData->HorizontalResolution,\r
ModeData->VerticalResolution,\r
ModeData->ColorDepth,\r
ModeData ++ ;\r
VideoMode ++;\r
}\r
- Private->MaxMode = QEMU_VIDEO_CIRRUS_MODE_COUNT;\r
+ Private->MaxMode = ModeData - Private->ModeData;\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+///\r
+/// Table of supported video modes\r
+///\r
+QEMU_VIDEO_BOCHS_MODES QemuVideoBochsModes[] = {\r
+ { 640, 480, 32 },\r
+ { 800, 480, 32 },\r
+ { 800, 600, 32 },\r
+ { 832, 624, 32 },\r
+ { 960, 640, 32 },\r
+ { 1024, 600, 32 },\r
+ { 1024, 768, 32 },\r
+ { 1152, 864, 32 },\r
+ { 1152, 870, 32 },\r
+ { 1280, 720, 32 },\r
+ { 1280, 760, 32 },\r
+ { 1280, 768, 32 },\r
+ { 1280, 800, 32 },\r
+ { 1280, 960, 32 },\r
+ { 1280, 1024, 32 },\r
+ { 1360, 768, 32 },\r
+ { 1366, 768, 32 },\r
+ { 1400, 1050, 32 },\r
+ { 1440, 900, 32 },\r
+ { 1600, 900, 32 },\r
+ { 1600, 1200, 32 },\r
+ { 1680, 1050, 32 },\r
+ { 1920, 1080, 32 },\r
+ { 1920, 1200, 32 },\r
+ { 1920, 1440, 32 },\r
+ { 2000, 2000, 32 },\r
+ { 2048, 1536, 32 },\r
+ { 2048, 2048, 32 },\r
+ { 2560, 1440, 32 },\r
+ { 2560, 1600, 32 },\r
+ { 2560, 2048, 32 },\r
+ { 2800, 2100, 32 },\r
+ { 3200, 2400, 32 },\r
+ { 3840, 2160, 32 },\r
+ { 4096, 2160, 32 },\r
+ { 7680, 4320, 32 },\r
+ { 8192, 4320, 32 }\r
+};\r
+\r
+#define QEMU_VIDEO_BOCHS_MODE_COUNT \\r
+ (sizeof (QemuVideoBochsModes) / sizeof (QemuVideoBochsModes[0]))\r
+\r
+EFI_STATUS\r
+QemuVideoBochsModeSetup (\r
+ QEMU_VIDEO_PRIVATE_DATA *Private,\r
+ BOOLEAN IsQxl\r
+ )\r
+{\r
+ UINT32 AvailableFbSize;\r
+ UINT32 Index;\r
+ QEMU_VIDEO_MODE_DATA *ModeData;\r
+ QEMU_VIDEO_BOCHS_MODES *VideoMode;\r
+\r
+ //\r
+ // Fetch the available framebuffer size.\r
+ //\r
+ // VBE_DISPI_INDEX_VIDEO_MEMORY_64K is expected to return the size of the\r
+ // drawable framebuffer. Up to and including qemu-2.1 however it used to\r
+ // return the size of PCI BAR 0 (ie. the full video RAM size).\r
+ //\r
+ // On stdvga the two concepts coincide with each other; the full memory size\r
+ // is usable for drawing.\r
+ //\r
+ // On QXL however, only a leading segment, "surface 0", can be used for\r
+ // drawing; the rest of the video memory is used for the QXL guest-host\r
+ // protocol. VBE_DISPI_INDEX_VIDEO_MEMORY_64K should report the size of\r
+ // "surface 0", but since it doesn't (up to and including qemu-2.1), we\r
+ // retrieve the size of the drawable portion from a field in the QXL ROM BAR,\r
+ // where it is also available.\r
+ //\r
+ if (IsQxl) {\r
+ UINT32 Signature;\r
+ UINT32 DrawStart;\r
+\r
+ Signature = 0;\r
+ DrawStart = 0xFFFFFFFF;\r
+ AvailableFbSize = 0;\r
+ if (EFI_ERROR (\r
+ Private->PciIo->Mem.Read (Private->PciIo, EfiPciIoWidthUint32,\r
+ PCI_BAR_IDX2, 0, 1, &Signature)) ||\r
+ Signature != SIGNATURE_32 ('Q', 'X', 'R', 'O') ||\r
+ EFI_ERROR (\r
+ Private->PciIo->Mem.Read (Private->PciIo, EfiPciIoWidthUint32,\r
+ PCI_BAR_IDX2, 36, 1, &DrawStart)) ||\r
+ DrawStart != 0 ||\r
+ EFI_ERROR (\r
+ Private->PciIo->Mem.Read (Private->PciIo, EfiPciIoWidthUint32,\r
+ PCI_BAR_IDX2, 40, 1, &AvailableFbSize))) {\r
+ DEBUG ((EFI_D_ERROR, "%a: can't read size of drawable buffer from QXL "\r
+ "ROM\n", __FUNCTION__));\r
+ return EFI_NOT_FOUND;\r
+ }\r
+ } else {\r
+ AvailableFbSize = BochsRead (Private, VBE_DISPI_INDEX_VIDEO_MEMORY_64K);\r
+ AvailableFbSize *= SIZE_64KB;\r
+ }\r
+ DEBUG ((EFI_D_VERBOSE, "%a: AvailableFbSize=0x%x\n", __FUNCTION__,\r
+ AvailableFbSize));\r
+\r
+ //\r
+ // Setup Video Modes\r
+ //\r
+ Private->ModeData = AllocatePool (\r
+ sizeof (Private->ModeData[0]) * QEMU_VIDEO_BOCHS_MODE_COUNT\r
+ );\r
+ if (Private->ModeData == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ ModeData = Private->ModeData;\r
+ VideoMode = &QemuVideoBochsModes[0];\r
+ for (Index = 0; Index < QEMU_VIDEO_BOCHS_MODE_COUNT; Index ++) {\r
+ UINTN RequiredFbSize;\r
+\r
+ ASSERT (VideoMode->ColorDepth % 8 == 0);\r
+ RequiredFbSize = (UINTN) VideoMode->Width * VideoMode->Height *\r
+ (VideoMode->ColorDepth / 8);\r
+ if (RequiredFbSize <= AvailableFbSize) {\r
+ ModeData->InternalModeIndex = Index;\r
+ ModeData->HorizontalResolution = VideoMode->Width;\r
+ ModeData->VerticalResolution = VideoMode->Height;\r
+ ModeData->ColorDepth = VideoMode->ColorDepth;\r
+ ModeData->RefreshRate = 60;\r
+ DEBUG ((EFI_D_INFO,\r
+ "Adding Mode %d as Bochs Internal Mode %d: %dx%d, %d-bit, %d Hz\n",\r
+ (INT32) (ModeData - Private->ModeData),\r
+ ModeData->InternalModeIndex,\r
+ ModeData->HorizontalResolution,\r
+ ModeData->VerticalResolution,\r
+ ModeData->ColorDepth,\r
+ ModeData->RefreshRate\r
+ ));\r
+\r
+ ModeData ++ ;\r
+ }\r
+ VideoMode ++;\r
+ }\r
+ Private->MaxMode = ModeData - Private->ModeData;\r
\r
return EFI_SUCCESS;\r
}\r
projects / mirror_edk2.git / blobdiff