mirror of https://github.com/acidanthera/audk.git
285 lines
8.2 KiB
C
285 lines
8.2 KiB
C
/** @file
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Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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Copyright (c) 2013 - 2014, ARM Ltd. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _PCI_ROOT_BRIDGE_H_
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#define _PCI_ROOT_BRIDGE_H_
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#include <PiDxe.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DxeServicesTableLib.h>
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#include <Library/IoLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/PciLib.h>
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#include <Library/UefiLib.h>
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#include <Library/DmaLib.h>
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#include <Protocol/EmbeddedExternalDevice.h>
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#include <Protocol/DevicePath.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/PciRootBridgeIo.h>
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#include <Protocol/PciHostBridgeResourceAllocation.h>
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#include <IndustryStandard/Pci23.h>
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#include "ArmJunoDxeInternal.h"
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#define EFI_RESOURCE_NONEXISTENT 0xFFFFFFFFFFFFFFFFULL
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#define EFI_RESOURCE_LESS 0xFFFFFFFFFFFFFFFEULL
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#define EFI_RESOURCE_SATISFIED 0x0000000000000000ULL
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typedef struct {
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ACPI_HID_DEVICE_PATH AcpiDevicePath;
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EFI_DEVICE_PATH_PROTOCOL EndDevicePath;
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} EFI_PCI_ROOT_BRIDGE_DEVICE_PATH;
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#define ACPI_CONFIG_IO 0
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#define ACPI_CONFIG_MMIO 1
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#define ACPI_CONFIG_BUS 2
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typedef struct {
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EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR Desc[3];
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EFI_ACPI_END_TAG_DESCRIPTOR EndDesc;
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} ACPI_CONFIG_INFO;
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#define PCI_ROOT_BRIDGE_SIGNATURE SIGNATURE_32 ('P', 'c', 'i', 'F')
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typedef struct {
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UINT32 Signature;
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EFI_HANDLE Handle;
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EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL Io;
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EFI_PCI_ROOT_BRIDGE_DEVICE_PATH DevicePath;
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UINT8 StartBus;
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UINT8 EndBus;
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UINT16 Type;
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UINT32 MemoryStart;
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UINT32 MemorySize;
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UINTN IoOffset;
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UINT32 IoStart;
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UINT32 IoSize;
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UINT64 PciAttributes;
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ACPI_CONFIG_INFO *Config;
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} PCI_ROOT_BRIDGE;
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#define INSTANCE_FROM_PCI_ROOT_BRIDGE_IO_THIS(a) CR (a, PCI_ROOT_BRIDGE, Io, PCI_ROOT_BRIDGE_SIGNATURE)
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typedef union {
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UINT8 volatile *Buffer;
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UINT8 volatile *Ui8;
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UINT16 volatile *Ui16;
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UINT32 volatile *Ui32;
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UINT64 volatile *Ui64;
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UINTN volatile Ui;
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} PTR;
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoPollMem (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINT64 Mask,
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IN UINT64 Value,
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IN UINT64 Delay,
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OUT UINT64 *Result
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoPollIo (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINT64 Mask,
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IN UINT64 Value,
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IN UINT64 Delay,
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OUT UINT64 *Result
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoMemRead (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN OUT VOID *Buffer
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoMemWrite (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN OUT VOID *Buffer
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoIoRead (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 UserAddress,
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IN UINTN Count,
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IN OUT VOID *UserBuffer
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoIoWrite (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 UserAddress,
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IN UINTN Count,
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IN OUT VOID *UserBuffer
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoCopyMem (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 DestAddress,
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IN UINT64 SrcAddress,
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IN UINTN Count
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoPciRead (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN OUT VOID *Buffer
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoPciWrite (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN OUT VOID *Buffer
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoMap (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_OPERATION Operation,
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IN VOID *HostAddress,
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IN OUT UINTN *NumberOfBytes,
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OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
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OUT VOID **Mapping
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoUnmap (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN VOID *Mapping
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoAllocateBuffer (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN EFI_ALLOCATE_TYPE Type,
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IN EFI_MEMORY_TYPE MemoryType,
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IN UINTN Pages,
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OUT VOID **HostAddress,
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IN UINT64 Attributes
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoFreeBuffer (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN UINTN Pages,
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OUT VOID *HostAddress
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoFlush (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoGetAttributes (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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OUT UINT64 *Supported,
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OUT UINT64 *Attributes
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoSetAttributes (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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IN UINT64 Attributes,
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IN OUT UINT64 *ResourceBase,
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IN OUT UINT64 *ResourceLength
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);
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoConfiguration (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *This,
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OUT VOID **Resources
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);
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//
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// Private Function Prototypes
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//
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EFI_STATUS
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EFIAPI
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PciRootBridgeIoMemRW (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH Width,
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IN UINTN Count,
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IN BOOLEAN InStrideFlag,
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IN PTR In,
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IN BOOLEAN OutStrideFlag,
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OUT PTR Out
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);
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BOOLEAN
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PciIoMemAddressValid (
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IN EFI_PCI_IO_PROTOCOL *This,
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IN UINT64 Address
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);
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EFI_STATUS
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EmulatePciIoForEhci (
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INTN MvPciIfMaxIf
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);
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#endif
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