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-rw-r--r--MdePkg/Include/Library/PciCf8Lib.h20
1 files changed, 10 insertions, 10 deletions
diff --git a/MdePkg/Include/Library/PciCf8Lib.h b/MdePkg/Include/Library/PciCf8Lib.h
index 52fb142a9c..3aafe5a9bb 100644
--- a/MdePkg/Include/Library/PciCf8Lib.h
+++ b/MdePkg/Include/Library/PciCf8Lib.h
@@ -1,11 +1,11 @@
/** @file
Provides services to access PCI Configuration Space using the I/O ports 0xCF8 and 0xCFC.
-
- This library is identical to the PCI Library, except the access method for performing PCI
- configuration cycles must be through I/O ports 0xCF8 and 0xCFC. This library only allows
+
+ This library is identical to the PCI Library, except the access method for performing PCI
+ configuration cycles must be through I/O ports 0xCF8 and 0xCFC. This library only allows
access to PCI Segment #0.
-Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2018, 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
@@ -40,20 +40,20 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
(((Offset) & 0xfff) | (((Function) & 0x07) << 12) | (((Device) & 0x1f) << 15) | (((Bus) & 0xff) << 20))
/**
- Registers a PCI device so PCI configuration registers may be accessed after
+ Registers a PCI device so PCI configuration registers may be accessed after
SetVirtualAddressMap().
-
- Registers the PCI device specified by Address so all the PCI configuration registers
+
+ Registers the PCI device specified by Address so all the PCI configuration registers
associated with that PCI device may be accessed after SetVirtualAddressMap() is called.
-
+
If Address > 0x0FFFFFFF, then ASSERT().
If the register specified by Address >= 0x100, then ASSERT().
@param Address Address that encodes the PCI Bus, Device, Function and
Register.
-
+
@retval RETURN_SUCCESS The PCI device was registered for runtime access.
- @retval RETURN_UNSUPPORTED An attempt was made to call this function
+ @retval RETURN_UNSUPPORTED An attempt was made to call this function
after ExitBootServices().
@retval RETURN_UNSUPPORTED The resources required to access the PCI device
at runtime could not be mapped.