mirror of https://github.com/acidanthera/audk.git
IntelFrameworkModulePkg/LegacyBios: Get SIO data from SIO interface
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Reviewed-by: Eric Dong <eric.dong@intel.com>
This commit is contained in:
Ruiyu Ni
parent
faef695239
commit
62ade6d233
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@ -134,6 +134,7 @@
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gEfiLegacyRegion2ProtocolGuid ## CONSUMES
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gEfiLegacyRegion2ProtocolGuid ## CONSUMES
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gEfiLegacyBiosProtocolGuid ## PRODUCES
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gEfiLegacyBiosProtocolGuid ## PRODUCES
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gEfiSerialIoProtocolGuid ## CONSUMES
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gEfiSerialIoProtocolGuid ## CONSUMES
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gEfiSioProtocolGuid ## CONSUMES
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[Pcd]
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[Pcd]
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gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdLegacyBiosCacheLegacyRegion ## CONSUMES
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gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdLegacyBiosCacheLegacyRegion ## CONSUMES
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@ -20,6 +20,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#include <FrameworkDxe.h>
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#include <FrameworkDxe.h>
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#include <IndustryStandard/Pci.h>
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#include <IndustryStandard/Pci.h>
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#include <IndustryStandard/SmBios.h>
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#include <IndustryStandard/SmBios.h>
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#include <IndustryStandard/Acpi10.h>
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#include <Guid/SmBios.h>
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#include <Guid/SmBios.h>
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#include <Guid/Acpi.h>
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#include <Guid/Acpi.h>
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@ -45,6 +46,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#include <Protocol/Legacy8259.h>
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#include <Protocol/Legacy8259.h>
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#include <Protocol/PciRootBridgeIo.h>
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#include <Protocol/PciRootBridgeIo.h>
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#include <Protocol/SerialIo.h>
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#include <Protocol/SerialIo.h>
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#include <Protocol/SuperIo.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#include <Library/DebugLib.h>
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@ -17,6 +17,223 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#include "LegacyBiosInterface.h"
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#include "LegacyBiosInterface.h"
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/**
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Collect EFI Info about legacy devices through Super IO interface.
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@param SioPtr Pointer to SIO data.
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@retval EFI_SUCCESS When SIO data is got successfully.
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@retval EFI_NOT_FOUND When ISA IO interface is absent.
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**/
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EFI_STATUS
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LegacyBiosBuildSioDataFromSio (
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IN DEVICE_PRODUCER_DATA_HEADER *SioPtr
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)
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{
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EFI_STATUS Status;
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DEVICE_PRODUCER_SERIAL *SioSerial;
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DEVICE_PRODUCER_PARALLEL *SioParallel;
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DEVICE_PRODUCER_FLOPPY *SioFloppy;
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UINTN HandleCount;
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EFI_HANDLE *HandleBuffer;
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UINTN Index;
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UINTN ChildIndex;
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EFI_SIO_PROTOCOL *Sio;
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ACPI_RESOURCE_HEADER_PTR Resources;
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EFI_ACPI_IO_PORT_DESCRIPTOR *IoResource;
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EFI_ACPI_FIXED_LOCATION_IO_PORT_DESCRIPTOR *FixedIoResource;
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EFI_ACPI_DMA_DESCRIPTOR *DmaResource;
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EFI_ACPI_IRQ_NOFLAG_DESCRIPTOR *IrqResource;
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UINT16 Address;
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UINT8 Dma;
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UINT8 Irq;
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UINTN EntryCount;
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EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfoBuffer;
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EFI_BLOCK_IO_PROTOCOL *BlockIo;
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EFI_SERIAL_IO_PROTOCOL *SerialIo;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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ACPI_HID_DEVICE_PATH *Acpi;
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//
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// Get the list of ISA controllers in the system
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//
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Status = gBS->LocateHandleBuffer (
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ByProtocol,
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&gEfiSioProtocolGuid,
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NULL,
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&HandleCount,
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&HandleBuffer
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);
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if (EFI_ERROR (Status)) {
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return EFI_NOT_FOUND;
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}
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//
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// Collect legacy information from each of the ISA controllers in the system
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//
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for (Index = 0; Index < HandleCount; Index++) {
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Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiSioProtocolGuid, (VOID **) &Sio);
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if (EFI_ERROR (Status)) {
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continue;
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}
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Address = MAX_UINT16;
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Dma = MAX_UINT8;
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Irq = MAX_UINT8;
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Status = Sio->GetResources (Sio, &Resources);
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if (!EFI_ERROR (Status)) {
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//
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// Get the base address information from ACPI resource descriptor.
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//
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while (Resources.SmallHeader->Byte != ACPI_END_TAG_DESCRIPTOR) {
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switch (Resources.SmallHeader->Byte) {
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case ACPI_IO_PORT_DESCRIPTOR:
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IoResource = (EFI_ACPI_IO_PORT_DESCRIPTOR *) Resources.SmallHeader;
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Address = IoResource->BaseAddressMin;
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break;
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case ACPI_FIXED_LOCATION_IO_PORT_DESCRIPTOR:
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FixedIoResource = (EFI_ACPI_FIXED_LOCATION_IO_PORT_DESCRIPTOR *) Resources.SmallHeader;
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Address = FixedIoResource->BaseAddress;
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break;
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case ACPI_DMA_DESCRIPTOR:
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DmaResource = (EFI_ACPI_DMA_DESCRIPTOR *) Resources.SmallHeader;
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Dma = (UINT8) LowBitSet32 (DmaResource->ChannelMask);
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break;
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case ACPI_IRQ_DESCRIPTOR:
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case ACPI_IRQ_NOFLAG_DESCRIPTOR:
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IrqResource = (EFI_ACPI_IRQ_NOFLAG_DESCRIPTOR *) Resources.SmallHeader;
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Irq = (UINT8) LowBitSet32 (IrqResource->Mask);
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break;
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default:
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break;
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}
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if (Resources.SmallHeader->Bits.Type == 0) {
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Resources.SmallHeader = (ACPI_SMALL_RESOURCE_HEADER *) ((UINT8 *) Resources.SmallHeader
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+ Resources.SmallHeader->Bits.Length
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+ sizeof (*Resources.SmallHeader));
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} else {
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Resources.LargeHeader = (ACPI_LARGE_RESOURCE_HEADER *) ((UINT8 *) Resources.LargeHeader
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+ Resources.LargeHeader->Length
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+ sizeof (*Resources.LargeHeader));
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}
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}
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}
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DEBUG ((EFI_D_INFO, "LegacySio: Address/Dma/Irq = %x/%d/%d\n", Address, Dma, Irq));
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DevicePath = DevicePathFromHandle (HandleBuffer[Index]);
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if (DevicePath == NULL) {
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continue;
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}
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Acpi = NULL;
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while (!IsDevicePathEnd (DevicePath)) {
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Acpi = (ACPI_HID_DEVICE_PATH *) DevicePath;
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DevicePath = NextDevicePathNode (DevicePath);
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}
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if ((Acpi == NULL) || (DevicePathType (Acpi) != ACPI_DEVICE_PATH) ||
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((DevicePathSubType (Acpi) != ACPI_DP) && (DevicePathSubType (Acpi) != ACPI_EXTENDED_DP))
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) {
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continue;
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}
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//
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// See if this is an ISA serial port
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//
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// Ignore DMA resource since it is always returned NULL
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//
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if (Acpi->HID == EISA_PNP_ID (0x500) || Acpi->HID == EISA_PNP_ID (0x501)) {
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if (Acpi->UID < 4 && Address != MAX_UINT16 && Irq != MAX_UINT8) {
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//
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// Get the handle of the child device that has opened the Super I/O Protocol
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//
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Status = gBS->OpenProtocolInformation (
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HandleBuffer[Index],
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&gEfiSioProtocolGuid,
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&OpenInfoBuffer,
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&EntryCount
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);
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if (EFI_ERROR (Status)) {
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continue;
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}
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for (ChildIndex = 0; ChildIndex < EntryCount; ChildIndex++) {
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if ((OpenInfoBuffer[ChildIndex].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) != 0) {
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Status = gBS->HandleProtocol (OpenInfoBuffer[ChildIndex].ControllerHandle, &gEfiSerialIoProtocolGuid, (VOID **) &SerialIo);
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if (!EFI_ERROR (Status)) {
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SioSerial = &SioPtr->Serial[Acpi->UID];
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SioSerial->Address = Address;
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SioSerial->Irq = Irq;
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SioSerial->Mode = DEVICE_SERIAL_MODE_NORMAL | DEVICE_SERIAL_MODE_DUPLEX_HALF;
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break;
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}
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}
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}
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FreePool (OpenInfoBuffer);
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}
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}
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//
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// See if this is an ISA parallel port
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//
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// Ignore DMA resource since it is always returned NULL, port
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// only used in output mode.
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//
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if (Acpi->HID == EISA_PNP_ID (0x400) || Acpi->HID == EISA_PNP_ID (0x401)) {
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if (Acpi->UID < 3 && Address != MAX_UINT16 && Irq != MAX_UINT8 && Dma != MAX_UINT8) {
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SioParallel = &SioPtr->Parallel[Acpi->UID];
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SioParallel->Address = Address;
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SioParallel->Irq = Irq;
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SioParallel->Dma = Dma;
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SioParallel->Mode = DEVICE_PARALLEL_MODE_MODE_OUTPUT_ONLY;
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}
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}
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//
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// See if this is an ISA floppy controller
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//
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if (Acpi->HID == EISA_PNP_ID (0x604)) {
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if (Address != MAX_UINT16 && Irq != MAX_UINT8 && Dma != MAX_UINT8) {
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Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiBlockIoProtocolGuid, (VOID **) &BlockIo);
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if (!EFI_ERROR (Status)) {
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SioFloppy = &SioPtr->Floppy;
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SioFloppy->Address = Address;
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SioFloppy->Irq = Irq;
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SioFloppy->Dma = Dma;
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SioFloppy->NumberOfFloppy++;
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}
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}
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}
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//
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// See if this is a mouse
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// Always set mouse found so USB hot plug will work
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//
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// Ignore lower byte of HID. Pnp0fxx is any type of mouse.
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//
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// Hid = ResourceList->Device.HID & 0xff00ffff;
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// PnpId = EISA_PNP_ID(0x0f00);
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// if (Hid == PnpId) {
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// if (ResourceList->Device.UID == 1) {
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// Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiSimplePointerProtocolGuid, &SimplePointer);
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// if (!EFI_ERROR (Status)) {
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//
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SioPtr->MousePresent = 0x01;
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//
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// }
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// }
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// }
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//
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}
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FreePool (HandleBuffer);
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return EFI_SUCCESS;
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}
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/**
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/**
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Collect EFI Info about legacy devices through ISA IO interface.
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Collect EFI Info about legacy devices through ISA IO interface.
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@ -258,7 +475,10 @@ LegacyBiosBuildSioData (
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gBS->ConnectController (IsaBusController, NULL, NULL, TRUE);
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gBS->ConnectController (IsaBusController, NULL, NULL, TRUE);
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}
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}
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LegacyBiosBuildSioDataFromIsaIo (SioPtr);
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Status = LegacyBiosBuildSioDataFromIsaIo (SioPtr);
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if (EFI_ERROR (Status)) {
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LegacyBiosBuildSioDataFromSio (SioPtr);
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}
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return EFI_SUCCESS;
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return EFI_SUCCESS;
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}
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}
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