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1. Add address check for "RegisterForRuntime" APIs of PciLib, PciCf8Lib, PciExpressLib, and PciSegmentLib. 

2. Update ASSERT condition for PciCf8Lib, and PciSegmentLib class.

3. According to MDE Lib Spec, add check for reserved bit field 63..48 for PCI segment address.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8311 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xli24 2009-05-14 03:13:31 +00:00
parent c40a155690
commit 59ceeabe50
9 changed files with 33 additions and 25 deletions
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3
MdePkg/Include/Library/PciCf8Lib.h
View File

@ -5,7 +5,7 @@
configuration cycles must be though I/O ports 0xCF8 and 0xCFC. This library only allows
access to PCI Segment #0.
Copyright (c) 2006 - 2008, Intel Corporation<BR>
Copyright (c) 2006 - 2009, Intel Corporation<BR>
All rights reserved. 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
@ -47,6 +47,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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.

10
MdePkg/Include/Library/PciSegmentLib.h
View File

@ -23,7 +23,7 @@
access method. Modules will typically use the PCI Segment Library for its PCI configuration
accesses when PCI Segments other than Segment #0 must be accessed.
Copyright (c) 2006 - 2008, Intel Corporation
Copyright (c) 2006 - 2009, Intel Corporation
All rights reserved. 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
@ -67,7 +67,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Register a PCI device so PCI configuration registers may be accessed after
SetVirtualAddressMap().
If Address > 0x0FFFFFFF, then ASSERT().
If any reserved bits in Address are set, then ASSERT().
@param Address Address that encodes the PCI Bus, Device, Function and
Register.
@ -112,7 +112,7 @@ PciSegmentRead8 (
Writes the 8-bit PCI configuration register specified by Address with the value specified by Value.
Value is returned. This function must guarantee that all PCI read and write operations are serialized.
If Address > 0x0FFFFFFF, then ASSERT().
If any reserved bits in Address are set, then ASSERT().
@param Address Address that encodes the PCI Segment, Bus, Device, Function, and Register.
@param Value The value to write.
@ -969,7 +969,7 @@ PciSegmentBitFieldAndThenOr32 (
and 16-bit PCI configuration read cycles may be used at the beginning and the
end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If any reserved bits in StartAddress are set, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT().
@ -1001,7 +1001,7 @@ PciSegmentReadBuffer (
8-bit and 16-bit PCI configuration write cycles may be used at the beginning
and the end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If any reserved bits in StartAddress are set, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT().

4
MdePkg/Library/BasePciCf8Lib/PciCf8Lib.c
View File

@ -2,7 +2,7 @@
PCI CF8 Library functions that use I/O ports 0xCF8 and 0xCFC to perform PCI Configuration cycles.
Layers on top of an I/O Library instance.
Copyright (c) 2006 - 2008, Intel Corporation<BR>
Copyright (c) 2006 - 2009, Intel Corporation<BR>
All rights reserved. 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
@ -68,6 +68,7 @@
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.
@ -87,6 +88,7 @@ PciCf8RegisterForRuntimeAccess (
IN UINTN Address
)
{
ASSERT_INVALID_PCI_ADDRESS (Address, 0);
return RETURN_SUCCESS;
}

3
MdePkg/Library/BasePciExpressLib/PciExpressLib.c
View File

@ -5,7 +5,7 @@
All assertions for I/O operations are handled in MMIO functions in the IoLib
Library.
Copyright (c) 2006 - 2008, Intel Corporation<BR>
Copyright (c) 2006 - 2009, Intel Corporation<BR>
All rights reserved. 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
@ -64,6 +64,7 @@ PciExpressRegisterForRuntimeAccess (
IN UINTN Address
)
{
ASSERT_INVALID_PCI_ADDRESS (Address);
return RETURN_UNSUPPORTED;
}

3
MdePkg/Library/PeiPciLibPciCfg2/PciLib.c
View File

@ -1,7 +1,7 @@
/** @file
PCI Library using PCI CFG2 PPI.
Copyright (c) 2007 - 2008, Intel Corporation All rights
Copyright (c) 2007 - 2009, Intel Corporation All rights
reserved. 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
@ -155,6 +155,7 @@ PciRegisterForRuntimeAccess (
IN UINTN Address
)
{
ASSERT_INVALID_PCI_ADDRESS (Address, 0);
return RETURN_UNSUPPORTED;
}

15
MdePkg/Library/PeiPciSegmentLibPciCfg2/PciSegmentLib.c
View File

@ -1,7 +1,7 @@
/** @file
PCI Segment Library implementation using PCI CFG2 PPI.
Copyright (c) 2007 - 2008, Intel Corporation All rights
Copyright (c) 2007 - 2009, Intel Corporation All rights
reserved. 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
@ -25,14 +25,14 @@
/**
Assert the validity of a PCI Segment address.
A valid PCI Segment address should not contain 1's in bits 31:28
A valid PCI Segment address should not contain 1's in bits 28..31 and 48..63
@param A The address to validate.
@param M Additional bits to assert to be zero.
**/
#define ASSERT_INVALID_PCI_SEGMENT_ADDRESS(A,M) \
ASSERT (((A) & (0xf0000000 | (M))) == 0)
ASSERT (((A) & (0xffff0000f0000000ULL | (M))) == 0)
/**
Translate PCI Lib address into format of PCI CFG2 PPI.
@ -165,7 +165,7 @@ PeiPciSegmentLibPciCfg2WriteWorker (
Register a PCI device so PCI configuration registers may be accessed after
SetVirtualAddressMap().
If Address > 0x0FFFFFFF, then ASSERT().
If any reserved bits in Address are set, then ASSERT().
@param Address Address that encodes the PCI Bus, Device, Function and
Register.
@ -185,6 +185,7 @@ PciSegmentRegisterForRuntimeAccess (
IN UINTN Address
)
{
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0);
return RETURN_UNSUPPORTED;
}
@ -218,7 +219,7 @@ PciSegmentRead8 (
Writes the 8-bit PCI configuration register specified by Address with the value specified by Value.
Value is returned. This function must guarantee that all PCI read and write operations are serialized.
If Address > 0x0FFFFFFF, then ASSERT().
If any reserved bits in Address are set, then ASSERT().
@param Address Address that encodes the PCI Segment, Bus, Device, Function, and Register.
@param Value The value to write.
@ -1208,7 +1209,7 @@ PciSegmentBitFieldAndThenOr32 (
and 16-bit PCI configuration read cycles may be used at the beginning and the
end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If any reserved bits in StartAddress are set, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT().
@ -1307,7 +1308,7 @@ PciSegmentReadBuffer (
8-bit and 16-bit PCI configuration write cycles may be used at the beginning
and the end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If any reserved bits in StartAddress are set, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT().

3
MdePkg/Library/UefiPciLibPciRootBridgeIo/PciLib.c
View File

@ -1,7 +1,7 @@
/** @file
PCI Library using PCI Root Bridge I/O Protocol.
Copyright (c) 2007 - 2008, Intel Corporation All rights
Copyright (c) 2007 - 2009, Intel Corporation All rights
reserved. 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
@ -169,6 +169,7 @@ PciRegisterForRuntimeAccess (
IN UINTN Address
)
{
ASSERT_INVALID_PCI_ADDRESS (Address, 0);
return RETURN_UNSUPPORTED;
}

11
MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.c
View File

@ -1,7 +1,7 @@
/** @file
PCI Segment Library implementation using PCI Root Bridge I/O Protocol.
Copyright (c) 2007 - 2008, Intel Corporation All rights
Copyright (c) 2007 - 2009, Intel Corporation All rights
reserved. 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
@ -244,7 +244,7 @@ DxePciSegmentLibPciRootBridgeIoWriteWorker (
Register a PCI device so PCI configuration registers may be accessed after
SetVirtualAddressMap().
If Address > 0x0FFFFFFF, then ASSERT().
If any reserved bits in Address are set, then ASSERT().
@param Address Address that encodes the PCI Bus, Device, Function and
Register.
@ -264,6 +264,7 @@ PciSegmentRegisterForRuntimeAccess (
IN UINTN Address
)
{
ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0);
return RETURN_UNSUPPORTED;
}
@ -297,7 +298,7 @@ PciSegmentRead8 (
Writes the 8-bit PCI configuration register specified by Address with the value specified by Value.
Value is returned. This function must guarantee that all PCI read and write operations are serialized.
If Address > 0x0FFFFFFF, then ASSERT().
If any reserved bits in Address are set, then ASSERT().
@param Address Address that encodes the PCI Segment, Bus, Device, Function, and Register.
@param Value The value to write.
@ -1287,7 +1288,7 @@ PciSegmentBitFieldAndThenOr32 (
and 16-bit PCI configuration read cycles may be used at the beginning and the
end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If any reserved bits in StartAddress are set, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT().
@ -1385,7 +1386,7 @@ PciSegmentReadBuffer (
8-bit and 16-bit PCI configuration write cycles may be used at the beginning
and the end of the range.
If StartAddress > 0x0FFFFFFF, then ASSERT().
If any reserved bits in StartAddress are set, then ASSERT().
If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
If Size > 0 and Buffer is NULL, then ASSERT().

6
MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.h
View File

@ -1,7 +1,7 @@
/** @file
Include file of PciSegmentPciRootBridgeIo Library.
Copyright (c) 2007 - 2008, Intel Corporation All rights
Copyright (c) 2007 - 2009, Intel Corporation All rights
reserved. 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
@ -37,14 +37,14 @@ typedef struct {
/**
Assert the validity of a PCI Segment address.
A valid PCI address should not contain 1's in bits 31:28
A valid PCI Segment address should not contain 1's in bits 28..31 and 48..63
@param A The address to validate.
@param M Additional bits to assert to be zero.
**/
#define ASSERT_INVALID_PCI_SEGMENT_ADDRESS(A,M) \
ASSERT (((A) & (0xf0000000 | (M))) == 0)
ASSERT (((A) & (0xffff0000f0000000ULL | (M))) == 0)
/**
Translate PCI Lib address into format of PCI Root Bridge I/O Protocol