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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7089 6f19259b-4bc3-4df7-8a09-765794883524
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qhuang8
2008-12-22 12:50:45 +00:00
parent 46d0f8abcd
commit 407310479c
3 changed files with 13 additions and 13 deletions
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14
MdePkg/Include/Library/PciSegmentLib.h
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@@ -6,13 +6,13 @@
address parameter that encodes the PCI Segment, PCI Bus, PCI Device, PCI Function, and PCI Register.
The layout of this address parameter is as follows:
PCI Register: Bits 0..11
PCI Function Bits 12..14
PCI Device Bits 15..19
PCI Bus Bits 20..27
Reserved Bits 28..31. Must be 0.
PCI Segment Bits 32..47
Reserved Bits 48..63. Must be 0.
PCI Register: Bits 0..11
PCI Function Bits 12..14
PCI Device Bits 15..19
PCI Bus Bits 20..27
Reserved Bits 28..31. Must be 0.
PCI Segment Bits 32..47
Reserved Bits 48..63. Must be 0.
| Reserved (MBZ) | Segment | Reserved (MBZ) | Bus | Device | Function | Register |
63 48 47 32 31 28 27 20 19 15 14 12 11 0