diff options
Diffstat (limited to 'BraswellPlatformPkg/Common/Silicon/IntelSiliconBasic/PciHostBridge/PciRootBridge.h')
| -rw-r--r-- | BraswellPlatformPkg/Common/Silicon/IntelSiliconBasic/PciHostBridge/PciRootBridge.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/BraswellPlatformPkg/Common/Silicon/IntelSiliconBasic/PciHostBridge/PciRootBridge.h b/BraswellPlatformPkg/Common/Silicon/IntelSiliconBasic/PciHostBridge/PciRootBridge.h new file mode 100644 index 0000000000..31ded9386f --- /dev/null +++ b/BraswellPlatformPkg/Common/Silicon/IntelSiliconBasic/PciHostBridge/PciRootBridge.h @@ -0,0 +1,155 @@ +/** @file
+ The driver for the host to pci bridge (root bridge).
+
+ Copyright (c) 1999 - 2015, Intel Corporation. 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 <IndustryStandard/Acpi.h>
+#include <Library/S3BootScriptLib.h>
+#include <Protocol/PciHostBridgeResourceAllocation.h>
+#include <Protocol/Metronome.h>
+#include <Protocol/CpuIo2.h>
+
+#include <Library/UefiLib.h>
+#include <Library/DevicePathLib.h>
+#include <Library/DebugLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/DxeServicesTableLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/PciExpressLib.h>
+
+//
+// Define resource status constant
+//
+#define EFI_RESOURCE_NONEXISTENT 0xFFFFFFFFFFFFFFFF
+#define EFI_RESOURCE_LESS 0xFFFFFFFFFFFFFFFE
+
+//
+// Driver Instance Data Prototypes
+//
+typedef struct {
+ EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_OPERATION Operation;
+ UINTN NumberOfBytes;
+ UINTN NumberOfPages;
+ EFI_PHYSICAL_ADDRESS HostAddress;
+ EFI_PHYSICAL_ADDRESS MappedHostAddress;
+} MAP_INFO;
+
+typedef struct {
+ ACPI_HID_DEVICE_PATH AcpiDevicePath;
+ EFI_DEVICE_PATH_PROTOCOL EndDevicePath;
+} EFI_PCI_ROOT_BRIDGE_DEVICE_PATH;
+
+typedef struct {
+ UINT64 BusBase;
+ UINT64 BusLimit;
+
+ UINT64 MemBase;
+ UINT64 MemLimit;
+
+ UINT64 IoBase;
+ UINT64 IoLimit;
+} PCI_ROOT_BRIDGE_RESOURCE_APPETURE;
+
+typedef enum {
+ TypeIo = 0,
+ TypeMem32,
+ TypePMem32,
+ TypeMem64,
+ TypePMem64,
+ TypeBus,
+ TypeMax
+} PCI_RESOURCE_TYPE;
+
+typedef enum {
+ ResNone = 0,
+ ResSubmitted,
+ ResRequested,
+ ResAllocated,
+ ResStatusMax
+} RES_STATUS;
+
+typedef struct {
+ PCI_RESOURCE_TYPE Type;
+ UINT64 Base;
+ UINT64 Length;
+ UINT64 Alignment;
+ RES_STATUS Status;
+} PCI_RES_NODE;
+
+#define PCI_ROOT_BRIDGE_SIGNATURE SIGNATURE_32 ('e', '2', 'p', 'b')
+
+typedef struct {
+ UINT32 Signature;
+ LIST_ENTRY Link;
+ EFI_HANDLE Handle;
+ UINT64 RootBridgeAttrib;
+ UINT64 Attributes;
+ UINT64 Supports;
+
+ //
+ // Specific for this memory controller: Bus, I/O, Mem
+ //
+ PCI_RES_NODE ResAllocNode[6];
+
+ //
+ // Addressing for Memory and I/O and Bus arrange
+ //
+ UINT64 BusBase;
+ UINT64 MemBase;
+ UINT64 IoBase;
+ UINT64 BusLimit;
+ UINT64 MemLimit;
+ UINT64 IoLimit;
+
+ EFI_LOCK PciLock;
+ UINTN PciAddress;
+ UINTN PciData;
+
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL Io;
+
+} PCI_ROOT_BRIDGE_INSTANCE;
+
+//
+// Driver Instance Data Macros
+//
+#define DRIVER_INSTANCE_FROM_PCI_ROOT_BRIDGE_IO_THIS(a) CR (a, PCI_ROOT_BRIDGE_INSTANCE, Io, PCI_ROOT_BRIDGE_SIGNATURE)
+
+#define DRIVER_INSTANCE_FROM_LIST_ENTRY(a) CR (a, PCI_ROOT_BRIDGE_INSTANCE, Link, PCI_ROOT_BRIDGE_SIGNATURE)
+
+/**
+ @todo Add function description
+
+ @param[in] Protocol - @todo add argument description
+ @param[in] HostBridgeHandle - @todo add argument description
+ @param[in] Attri - @todo add argument description
+ @param[in] ResAppeture - @todo add argument description
+
+ @retval - @todo add return values
+
+**/
+EFI_STATUS
+RootBridgeConstructor (
+ IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *Protocol,
+ IN EFI_HANDLE HostBridgeHandle,
+ IN UINT64 Attri,
+ IN PCI_ROOT_BRIDGE_RESOURCE_APPETURE *ResAppeture
+ );
+#endif
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