\r
Copyright (C) 2016, Linaro Ltd. All rights reserved.<BR>\r
\r
- This program and the accompanying materials are licensed and made available\r
- under the terms and conditions of the BSD License which accompanies this\r
- distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT\r
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef __NON_DISCOVERABLE_PCI_DEVICE_IO_H__\r
#define __NON_DISCOVERABLE_PCI_DEVICE_IO_H__\r
\r
+#include <PiDxe.h>\r
+\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
\r
#include <Protocol/ComponentName.h>\r
#include <Protocol/NonDiscoverableDevice.h>\r
+#include <Protocol/Cpu.h>\r
#include <Protocol/PciIo.h>\r
\r
#define NON_DISCOVERABLE_PCI_DEVICE_SIG SIGNATURE_32 ('P', 'P', 'I', 'D')\r
CR (PciIoPointer, NON_DISCOVERABLE_PCI_DEVICE, PciIo, \\r
NON_DISCOVERABLE_PCI_DEVICE_SIG)\r
\r
+#define DEV_SUPPORTED_ATTRIBUTES \\r
+ (EFI_PCI_DEVICE_ENABLE | EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE)\r
+\r
#define PCI_ID_VENDOR_UNKNOWN 0xffff\r
#define PCI_ID_DEVICE_DONTCARE 0x0000\r
\r
#define PCI_MAX_BARS 6\r
\r
+extern EFI_CPU_ARCH_PROTOCOL *mCpu;\r
+\r
+typedef struct {\r
+ //\r
+ // The linked-list next pointer\r
+ //\r
+ LIST_ENTRY List;\r
+ //\r
+ // The address of the uncached allocation\r
+ //\r
+ VOID *HostAddress;\r
+ //\r
+ // The number of pages in the allocation\r
+ //\r
+ UINTN NumPages;\r
+ //\r
+ // The attributes of the allocation\r
+ //\r
+ UINT64 Attributes;\r
+} NON_DISCOVERABLE_DEVICE_UNCACHED_ALLOCATION;\r
+\r
typedef struct {\r
UINT32 Signature;\r
//\r
// Whether this device has been enabled\r
//\r
BOOLEAN Enabled;\r
+ //\r
+ // Linked list to keep track of uncached allocations performed\r
+ // on behalf of this device\r
+ //\r
+ LIST_ENTRY UncachedAllocationList;\r
+ //\r
+ // Unique ID for this device instance: needed so that we can report unique\r
+ // segment/bus/device number for each device instance. Note that this number\r
+ // may change when disconnecting/reconnecting the driver.\r
+ //\r
+ UINTN UniqueId;\r
} NON_DISCOVERABLE_PCI_DEVICE;\r
\r
+/**\r
+ Initialize PciIo Protocol.\r
+\r
+ @param Device Point to NON_DISCOVERABLE_PCI_DEVICE instance.\r
+\r
+**/\r
VOID\r
InitializePciIoProtocol (\r
NON_DISCOVERABLE_PCI_DEVICE *Device\r