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Diffstat (limited to 'MdePkg/Library/BasePciExpressLib/PciExpressLib.c')
-rw-r--r--MdePkg/Library/BasePciExpressLib/PciExpressLib.c28
1 files changed, 11 insertions, 17 deletions
diff --git a/MdePkg/Library/BasePciExpressLib/PciExpressLib.c b/MdePkg/Library/BasePciExpressLib/PciExpressLib.c
index 33ef5aa78905e..d51c39481ccbb 100644
--- a/MdePkg/Library/BasePciExpressLib/PciExpressLib.c
+++ b/MdePkg/Library/BasePciExpressLib/PciExpressLib.c
@@ -5,14 +5,8 @@
All assertions for I/O operations are handled in MMIO functions in the IoLib
Library.
- Copyright (c) 2006 - 2012, 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.
+ Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -37,20 +31,20 @@
ASSERT (((A) & ~0xfffffff) == 0)
/**
- 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 associated with that PCI device may be accessed after SetVirtualAddressMap()
+
+ 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().
@param Address The 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.
@@ -70,10 +64,10 @@ PciExpressRegisterForRuntimeAccess (
/**
Gets the base address of PCI Express.
-
+
This internal functions retrieves PCI Express Base Address via a PCD entry
PcdPciExpressBaseAddress.
-
+
@return The base address of PCI Express.
**/