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