**/\r
\r
#include "Qemu.h"\r
+#include <IndustryStandard/Acpi.h>\r
\r
EFI_DRIVER_BINDING_PROTOCOL gQemuVideoDriverBinding = {\r
QemuVideoControllerDriverSupported,\r
NULL\r
};\r
\r
+QEMU_VIDEO_CARD gQemuVideoCardList[] = {\r
+ {\r
+ CIRRUS_LOGIC_VENDOR_ID,\r
+ CIRRUS_LOGIC_5430_DEVICE_ID,\r
+ QEMU_VIDEO_CIRRUS_5430,\r
+ L"Cirrus 5430"\r
+ },{\r
+ CIRRUS_LOGIC_VENDOR_ID,\r
+ CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID,\r
+ QEMU_VIDEO_CIRRUS_5430,\r
+ L"Cirrus 5430"\r
+ },{\r
+ CIRRUS_LOGIC_VENDOR_ID,\r
+ CIRRUS_LOGIC_5446_DEVICE_ID,\r
+ QEMU_VIDEO_CIRRUS_5446,\r
+ L"Cirrus 5446"\r
+ },{\r
+ 0x1234,\r
+ 0x1111,\r
+ QEMU_VIDEO_BOCHS_MMIO,\r
+ L"QEMU Standard VGA"\r
+ },{\r
+ 0x1b36,\r
+ 0x0100,\r
+ QEMU_VIDEO_BOCHS,\r
+ L"QEMU QXL VGA"\r
+ },{\r
+ 0 /* end of list */\r
+ }\r
+};\r
+\r
+static QEMU_VIDEO_CARD*\r
+QemuVideoDetect(\r
+ IN UINT16 VendorId,\r
+ IN UINT16 DeviceId\r
+ )\r
+{\r
+ UINTN Index = 0;\r
+\r
+ while (gQemuVideoCardList[Index].VendorId != 0) {\r
+ if (gQemuVideoCardList[Index].VendorId == VendorId &&\r
+ gQemuVideoCardList[Index].DeviceId == DeviceId) {\r
+ return gQemuVideoCardList + Index;\r
+ }\r
+ Index++;\r
+ }\r
+ return NULL;\r
+}\r
+\r
/**\r
Check if this device is supported.\r
\r
EFI_PCI_IO_PROTOCOL *PciIo;\r
PCI_TYPE00 Pci;\r
EFI_DEV_PATH *Node;\r
+ QEMU_VIDEO_CARD *Card;\r
\r
//\r
// Open the PCI I/O Protocol\r
//\r
// See if this is a Cirrus Logic PCI controller\r
//\r
- if (Pci.Hdr.VendorId == CIRRUS_LOGIC_VENDOR_ID) {\r
+ Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r
+ if (Card != NULL) {\r
+ DEBUG ((EFI_D_INFO, "QemuVideo: %s detected\n", Card->Name));\r
+ Status = EFI_SUCCESS;\r
//\r
- // See if this is a 5430 or a 5446 PCI controller\r
+ // If this is an Intel 945 graphics controller,\r
+ // go further check RemainingDevicePath validation\r
//\r
- if (Pci.Hdr.DeviceId == CIRRUS_LOGIC_5430_DEVICE_ID || \r
- Pci.Hdr.DeviceId == CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID ||\r
- Pci.Hdr.DeviceId == CIRRUS_LOGIC_5446_DEVICE_ID) {\r
- \r
- Status = EFI_SUCCESS;\r
+ if (RemainingDevicePath != NULL) {\r
+ Node = (EFI_DEV_PATH *) RemainingDevicePath;\r
//\r
- // If this is an Intel 945 graphics controller,\r
- // go further check RemainingDevicePath validation\r
+ // Check if RemainingDevicePath is the End of Device Path Node, \r
+ // if yes, return EFI_SUCCESS\r
//\r
- if (RemainingDevicePath != NULL) {\r
- Node = (EFI_DEV_PATH *) RemainingDevicePath;\r
+ if (!IsDevicePathEnd (Node)) {\r
//\r
- // Check if RemainingDevicePath is the End of Device Path Node, \r
- // if yes, return EFI_SUCCESS\r
+ // If RemainingDevicePath isn't the End of Device Path Node,\r
+ // check its validation\r
//\r
- if (!IsDevicePathEnd (Node)) {\r
- //\r
- // If RemainingDevicePath isn't the End of Device Path Node,\r
- // check its validation\r
- //\r
- if (Node->DevPath.Type != ACPI_DEVICE_PATH ||\r
- Node->DevPath.SubType != ACPI_ADR_DP ||\r
- DevicePathNodeLength(&Node->DevPath) != sizeof(ACPI_ADR_DEVICE_PATH)) {\r
- Status = EFI_UNSUPPORTED;\r
- }\r
+ if (Node->DevPath.Type != ACPI_DEVICE_PATH ||\r
+ Node->DevPath.SubType != ACPI_ADR_DP ||\r
+ DevicePathNodeLength(&Node->DevPath) != sizeof(ACPI_ADR_DEVICE_PATH)) {\r
+ Status = EFI_UNSUPPORTED;\r
}\r
}\r
}\r
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
)\r
{\r
- EFI_STATUS Status;\r
- QEMU_VIDEO_PRIVATE_DATA *Private;\r
- BOOLEAN PciAttributesSaved;\r
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r
- ACPI_ADR_DEVICE_PATH AcpiDeviceNode;\r
+ EFI_STATUS Status;\r
+ QEMU_VIDEO_PRIVATE_DATA *Private;\r
+ BOOLEAN PciAttributesSaved;\r
+ EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r
+ ACPI_ADR_DEVICE_PATH AcpiDeviceNode;\r
+ PCI_TYPE00 Pci;\r
+ QEMU_VIDEO_CARD *Card;\r
+ EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;\r
+ EFI_PCI_IO_PROTOCOL *ChildPciIo;\r
\r
PciAttributesSaved = FALSE;\r
//\r
goto Error;\r
}\r
\r
+ //\r
+ // Read the PCI Configuration Header from the PCI Device\r
+ //\r
+ Status = Private->PciIo->Pci.Read (\r
+ Private->PciIo,\r
+ EfiPciIoWidthUint32,\r
+ 0,\r
+ sizeof (Pci) / sizeof (UINT32),\r
+ &Pci\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto Error;\r
+ }\r
+\r
+ Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r
+ if (Card == NULL) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Error;\r
+ }\r
+ Private->Variant = Card->Variant;\r
+\r
//\r
// Save original PCI attributes\r
//\r
goto Error;\r
}\r
\r
+ //\r
+ // Check whenever the qemu stdvga mmio bar is present (qemu 1.3+).\r
+ //\r
+ if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r
+ Status = Private->PciIo->GetBarAttributes (\r
+ Private->PciIo,\r
+ PCI_BAR_IDX2,\r
+ NULL,\r
+ (VOID**) &MmioDesc\r
+ );\r
+ if (EFI_ERROR (Status) ||\r
+ MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM) {\r
+ DEBUG ((EFI_D_INFO, "QemuVideo: No mmio bar, fallback to port io\n"));\r
+ Private->Variant = QEMU_VIDEO_BOCHS;\r
+ } else {\r
+ DEBUG ((EFI_D_INFO, "QemuVideo: Using mmio bar @ 0x%lx\n",\r
+ MmioDesc->AddrRangeMin));\r
+ }\r
+\r
+ if (!EFI_ERROR (Status)) {\r
+ FreePool (MmioDesc);\r
+ }\r
+ }\r
+\r
+ //\r
+ // Check if accessing the bochs interface works.\r
+ //\r
+ if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO ||\r
+ Private->Variant == QEMU_VIDEO_BOCHS) {\r
+ UINT16 BochsId;\r
+ BochsId = BochsRead(Private, VBE_DISPI_INDEX_ID);\r
+ if ((BochsId & 0xFFF0) != VBE_DISPI_ID0) {\r
+ DEBUG ((EFI_D_INFO, "QemuVideo: BochsID mismatch (got 0x%x)\n", BochsId));\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Error;\r
+ }\r
+ }\r
+\r
//\r
// Get ParentDevicePath\r
//\r
//\r
// Construct video mode buffer\r
//\r
- Status = QemuVideoVideoModeSetup (Private);\r
+ switch (Private->Variant) {\r
+ case QEMU_VIDEO_CIRRUS_5430:\r
+ case QEMU_VIDEO_CIRRUS_5446:\r
+ Status = QemuVideoCirrusModeSetup (Private);\r
+ break;\r
+ case QEMU_VIDEO_BOCHS_MMIO:\r
+ case QEMU_VIDEO_BOCHS:\r
+ Status = QemuVideoBochsModeSetup (Private);\r
+ break;\r
+ default:\r
+ ASSERT (FALSE);\r
+ Status = EFI_DEVICE_ERROR;\r
+ break;\r
+ }\r
if (EFI_ERROR (Status)) {\r
goto Error;\r
}\r
&Private->GraphicsOutput,\r
NULL\r
);\r
+ if (EFI_ERROR (Status)) {\r
+ goto Error;\r
+ }\r
+\r
+ Status = gBS->OpenProtocol (\r
+ Controller,\r
+ &gEfiPciIoProtocolGuid,\r
+ (VOID **) &ChildPciIo,\r
+ This->DriverBindingHandle,\r
+ Private->Handle,\r
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
+ );\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ goto Error;\r
+ }\r
}\r
\r
Error:\r
// Close the PCI I/O Protocol\r
//\r
gBS->CloseProtocol (\r
- Private->Handle,\r
+ Controller,\r
+ &gEfiPciIoProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
+\r
+ gBS->CloseProtocol (\r
+ Controller,\r
&gEfiPciIoProtocolGuid,\r
This->DriverBindingHandle,\r
Private->Handle\r
Controller\r
);\r
\r
+ gBS->CloseProtocol (\r
+ Controller,\r
+ &gEfiPciIoProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Private->Handle\r
+ );\r
+\r
//\r
// Free our instance data\r
//\r
UINT8 Blue\r
)\r
{\r
- outb (Private, PALETTE_INDEX_REGISTER, (UINT8) Index);\r
- outb (Private, PALETTE_DATA_REGISTER, (UINT8) (Red >> 2));\r
- outb (Private, PALETTE_DATA_REGISTER, (UINT8) (Green >> 2));\r
- outb (Private, PALETTE_DATA_REGISTER, (UINT8) (Blue >> 2));\r
+ VgaOutb (Private, PALETTE_INDEX_REGISTER, (UINT8) Index);\r
+ VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Red >> 2));\r
+ VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Green >> 2));\r
+ VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Blue >> 2));\r
}\r
\r
/**\r
\r
**/\r
VOID\r
-InitializeGraphicsMode (\r
+InitializeCirrusGraphicsMode (\r
QEMU_VIDEO_PRIVATE_DATA *Private,\r
- QEMU_VIDEO_VIDEO_MODES *ModeData\r
+ QEMU_VIDEO_CIRRUS_MODES *ModeData\r
)\r
{\r
UINT8 Byte;\r
UINTN Index;\r
- UINT16 DeviceId;\r
- EFI_STATUS Status;\r
-\r
- Status = Private->PciIo->Pci.Read (\r
- Private->PciIo,\r
- EfiPciIoWidthUint16,\r
- PCI_DEVICE_ID_OFFSET,\r
- 1,\r
- &DeviceId\r
- );\r
- //\r
- // Read the PCI Configuration Header from the PCI Device\r
- //\r
- ASSERT_EFI_ERROR (Status);\r
\r
outw (Private, SEQ_ADDRESS_REGISTER, 0x1206);\r
outw (Private, SEQ_ADDRESS_REGISTER, 0x0012);\r
outw (Private, SEQ_ADDRESS_REGISTER, ModeData->SeqSettings[Index]);\r
}\r
\r
- if (DeviceId != CIRRUS_LOGIC_5446_DEVICE_ID) {\r
+ if (Private->Variant == QEMU_VIDEO_CIRRUS_5430) {\r
outb (Private, SEQ_ADDRESS_REGISTER, 0x0f);\r
Byte = (UINT8) ((inb (Private, SEQ_DATA_REGISTER) & 0xc7) ^ 0x30);\r
outb (Private, SEQ_DATA_REGISTER, Byte);\r
ClearScreen (Private);\r
}\r
\r
+VOID\r
+BochsWrite (\r
+ QEMU_VIDEO_PRIVATE_DATA *Private,\r
+ UINT16 Reg,\r
+ UINT16 Data\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r
+ Status = Private->PciIo->Mem.Write (\r
+ Private->PciIo,\r
+ EfiPciIoWidthUint16,\r
+ PCI_BAR_IDX2,\r
+ 0x500 + (Reg << 1),\r
+ 1,\r
+ &Data\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ } else {\r
+ outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r
+ outw (Private, VBE_DISPI_IOPORT_DATA, Data);\r
+ }\r
+}\r
+\r
+UINT16\r
+BochsRead (\r
+ QEMU_VIDEO_PRIVATE_DATA *Private,\r
+ UINT16 Reg\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINT16 Data;\r
+\r
+ if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r
+ Status = Private->PciIo->Mem.Read (\r
+ Private->PciIo,\r
+ EfiPciIoWidthUint16,\r
+ PCI_BAR_IDX2,\r
+ 0x500 + (Reg << 1),\r
+ 1,\r
+ &Data\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ } else {\r
+ outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r
+ Data = inw (Private, VBE_DISPI_IOPORT_DATA);\r
+ }\r
+ return Data;\r
+}\r
+\r
+VOID\r
+VgaOutb (\r
+ QEMU_VIDEO_PRIVATE_DATA *Private,\r
+ UINTN Reg,\r
+ UINT8 Data\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r
+ Status = Private->PciIo->Mem.Write (\r
+ Private->PciIo,\r
+ EfiPciIoWidthUint8,\r
+ PCI_BAR_IDX2,\r
+ 0x400 - 0x3c0 + Reg,\r
+ 1,\r
+ &Data\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ } else {\r
+ outb (Private, Reg, Data);\r
+ }\r
+}\r
+\r
+VOID\r
+InitializeBochsGraphicsMode (\r
+ QEMU_VIDEO_PRIVATE_DATA *Private,\r
+ QEMU_VIDEO_BOCHS_MODES *ModeData\r
+ )\r
+{\r
+ DEBUG ((EFI_D_INFO, "InitializeBochsGraphicsMode: %dx%d @ %d\n",\r
+ ModeData->Width, ModeData->Height, ModeData->ColorDepth));\r
+\r
+ /* unblank */\r
+ VgaOutb (Private, ATT_ADDRESS_REGISTER, 0x20);\r
+\r
+ BochsWrite (Private, VBE_DISPI_INDEX_ENABLE, 0);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_BANK, 0);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_X_OFFSET, 0);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_Y_OFFSET, 0);\r
+\r
+ BochsWrite (Private, VBE_DISPI_INDEX_BPP, (UINT16) ModeData->ColorDepth);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_XRES, (UINT16) ModeData->Width);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_VIRT_WIDTH, (UINT16) ModeData->Width);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_YRES, (UINT16) ModeData->Height);\r
+ BochsWrite (Private, VBE_DISPI_INDEX_VIRT_HEIGHT, (UINT16) ModeData->Height);\r
+\r
+ BochsWrite (Private, VBE_DISPI_INDEX_ENABLE,\r
+ VBE_DISPI_ENABLED | VBE_DISPI_LFB_ENABLED);\r
+\r
+ SetDefaultPalette (Private);\r
+ ClearScreen (Private);\r
+}\r
+\r
EFI_STATUS\r
EFIAPI\r
InitializeQemuVideo (\r
projects / mirror_edk2.git / blobdiff