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| author | mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-11-24 08:29:02 +0000 |
|---|---|---|
| committer | mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-11-24 08:29:02 +0000 |
| commit | f926e538ce1266f92100a973af30de5d97f36ad2 (patch) | |
| tree | 9465b5d1f33ce8ba601418390a8fe565d60c5198 /MdePkg | |
| parent | ab95d5f223df15bc4d03eced05dde38bd95001de (diff) | |
| download | edk2-f926e538ce1266f92100a973af30de5d97f36ad2.tar.gz edk2-f926e538ce1266f92100a973af30de5d97f36ad2.tar.bz2 edk2-f926e538ce1266f92100a973af30de5d97f36ad2.zip | |
Add runtime registration functions to the 4 PCI Library classes
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6703 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Include/Library/PciCf8Lib.h | 24 | ||||
| -rw-r--r-- | MdePkg/Include/Library/PciExpressLib.h | 24 | ||||
| -rw-r--r-- | MdePkg/Include/Library/PciLib.h | 24 | ||||
| -rw-r--r-- | MdePkg/Include/Library/PciSegmentLib.h | 24 |
4 files changed, 96 insertions, 0 deletions
diff --git a/MdePkg/Include/Library/PciCf8Lib.h b/MdePkg/Include/Library/PciCf8Lib.h index e1f7e888eb..e2415ff936 100644 --- a/MdePkg/Include/Library/PciCf8Lib.h +++ b/MdePkg/Include/Library/PciCf8Lib.h @@ -40,6 +40,30 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. (((Offset) & 0xfff) | (((Function) & 0x07) << 12) | (((Device) & 0x1f) << 15) | (((Bus) & 0xff) << 20))
/**
+ Register a PCI device so PCI configuration registers may be accessed after
+ SetVirtualAddressMap().
+
+ If Address > 0x0FFFFFFF, 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
+ after ExitBootServices().
+ @retval RETURN_UNSUPPORTED The resources required to access the PCI device
+ at runtime could not be mapped.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
+ complete the registration.
+
+**/
+RETURN_STATUS
+EFIAPI
+PciCf8RegisterForRuntimeAccess (
+ IN UINTN Address
+ );
+
+/**
Reads an 8-bit PCI configuration register.
Reads and returns the 8-bit PCI configuration register specified by Address.
diff --git a/MdePkg/Include/Library/PciExpressLib.h b/MdePkg/Include/Library/PciExpressLib.h index 68d17901f6..098f815510 100644 --- a/MdePkg/Include/Library/PciExpressLib.h +++ b/MdePkg/Include/Library/PciExpressLib.h @@ -39,6 +39,30 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. (((Offset) & 0xfff) | (((Function) & 0x07) << 12) | (((Device) & 0x1f) << 15) | (((Bus) & 0xff) << 20))
/**
+ Register a PCI device so PCI configuration registers may be accessed after
+ SetVirtualAddressMap().
+
+ If Address > 0x0FFFFFFF, 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
+ after ExitBootServices().
+ @retval RETURN_UNSUPPORTED The resources required to access the PCI device
+ at runtime could not be mapped.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
+ complete the registration.
+
+**/
+RETURN_STATUS
+EFIAPI
+PciExpressRegisterForRuntimeAccess (
+ IN UINTN Address
+ );
+
+/**
Reads an 8-bit PCI configuration register.
Reads and returns the 8-bit PCI configuration register specified by Address.
diff --git a/MdePkg/Include/Library/PciLib.h b/MdePkg/Include/Library/PciLib.h index 4e413aa9f1..184b9f6d7d 100644 --- a/MdePkg/Include/Library/PciLib.h +++ b/MdePkg/Include/Library/PciLib.h @@ -41,6 +41,30 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. (((Offset) & 0xfff) | (((Function) & 0x07) << 12) | (((Device) & 0x1f) << 15) | (((Bus) & 0xff) << 20))
/**
+ Register a PCI device so PCI configuration registers may be accessed after
+ SetVirtualAddressMap().
+
+ If Address > 0x0FFFFFFF, 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
+ after ExitBootServices().
+ @retval RETURN_UNSUPPORTED The resources required to access the PCI device
+ at runtime could not be mapped.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
+ complete the registration.
+
+**/
+RETURN_STATUS
+EFIAPI
+PciRegisterForRuntimeAccess (
+ IN UINTN Address
+ );
+
+/**
Reads an 8-bit PCI configuration register.
Reads and returns the 8-bit PCI configuration register specified by Address.
diff --git a/MdePkg/Include/Library/PciSegmentLib.h b/MdePkg/Include/Library/PciSegmentLib.h index 2801053710..e65e9a3590 100644 --- a/MdePkg/Include/Library/PciSegmentLib.h +++ b/MdePkg/Include/Library/PciSegmentLib.h @@ -64,6 +64,30 @@ 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().
+
+ @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
+ after ExitBootServices().
+ @retval RETURN_UNSUPPORTED The resources required to access the PCI device
+ at runtime could not be mapped.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
+ complete the registration.
+
+**/
+RETURN_STATUS
+EFIAPI
+PciSegmentRegisterForRuntimeAccess (
+ IN UINTN Address
+ );
+
+/**
Reads an 8-bit PCI configuration register.
Reads and returns the 8-bit PCI configuration register specified by Address.
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