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| author | davidhuang <davidhuang@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-10-20 03:43:40 +0000 |
|---|---|---|
| committer | davidhuang <davidhuang@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-10-20 03:43:40 +0000 |
| commit | 9060e3ec6dfd6048724832947933650cde873381 (patch) | |
| tree | 0464c0e64c938ff9eb160928cc6ce3ba4ee8725a /MdeModulePkg/Bus/Pci/PciBusDxe/PciLib.h | |
| parent | d47bdf84990a6727065ae9cb6b8f61991f609bc5 (diff) | |
| download | edk2-9060e3ec6dfd6048724832947933650cde873381.tar.gz edk2-9060e3ec6dfd6048724832947933650cde873381.tar.bz2 edk2-9060e3ec6dfd6048724832947933650cde873381.zip | |
1. Impl PI 1.2 PCI part. Major changes include:
a. Update PciBusDxe module, and move it from IntelFrameworkModulePkg to MdeModulePkg
b. Move IncompatiblePciDeviceSupportDxe module from IntelFrameworkModulePkg to MdeModulePkg
c. Update the related consumes in inf/dsc/fdf
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9347 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Bus/Pci/PciBusDxe/PciLib.h')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/PciBusDxe/PciLib.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/MdeModulePkg/Bus/Pci/PciBusDxe/PciLib.h b/MdeModulePkg/Bus/Pci/PciBusDxe/PciLib.h new file mode 100644 index 0000000000..43e3e48f2b --- /dev/null +++ b/MdeModulePkg/Bus/Pci/PciBusDxe/PciLib.h @@ -0,0 +1,144 @@ +/** @file
+ Internal library declaration for PCI Bus module.
+
+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
+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.
+
+**/
+
+#ifndef _EFI_PCI_LIB_H_
+#define _EFI_PCI_LIB_H_
+
+
+typedef struct {
+ EFI_HANDLE Handle;
+} EFI_DEVICE_HANDLE_EXTENDED_DATA_PAYLOAD;
+
+typedef struct {
+ UINT32 Bar;
+ UINT16 DevicePathSize;
+ UINT16 ReqResSize;
+ UINT16 AllocResSize;
+ UINT8 *DevicePath;
+ UINT8 *ReqRes;
+ UINT8 *AllocRes;
+} EFI_RESOURCE_ALLOC_FAILURE_ERROR_DATA_PAYLOAD;
+
+
+/**
+ Retrieve the PCI Card device BAR information via PciIo interface.
+
+ @param PciIoDevice PCI Card device instance.
+
+**/
+VOID
+GetBackPcCardBar (
+ IN PCI_IO_DEVICE *PciIoDevice
+ );
+
+/**
+ Remove rejected pci device from specific root bridge
+ handle.
+
+ @param RootBridgeHandle Specific parent root bridge handle.
+ @param Bridge Bridge device instance.
+
+**/
+VOID
+RemoveRejectedPciDevices (
+ IN EFI_HANDLE RootBridgeHandle,
+ IN PCI_IO_DEVICE *Bridge
+ );
+
+/**
+ Submits the I/O and memory resource requirements for the specified PCI Host Bridge.
+
+ @param PciResAlloc Point to protocol instance of EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL.
+
+ @retval EFI_SUCCESS Successfully finished resource allocation.
+ @retval EFI_NOT_FOUND Cannot get root bridge instance.
+ @retval EFI_OUT_OF_RESOURCES Platform failed to program the resources if no hot plug supported.
+ @retval other Some error occurred when allocating resources for the PCI Host Bridge.
+
+ @note Feature flag PcdPciBusHotplugDeviceSupport determine whether need support hotplug.
+
+**/
+EFI_STATUS
+PciHostBridgeResourceAllocator (
+ IN EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL *PciResAlloc
+ );
+
+/**
+ Scan pci bus and assign bus number to the given PCI bus system.
+
+ @param Bridge Bridge device instance.
+ @param StartBusNumber start point.
+ @param SubBusNumber Point to sub bus number.
+ @param PaddedBusRange Customized bus number.
+
+ @retval EFI_SUCCESS Successfully scanned and assigned bus number.
+ @retval other Some error occurred when scanning pci bus.
+
+ @note Feature flag PcdPciBusHotplugDeviceSupport determine whether need support hotplug.
+
+**/
+EFI_STATUS
+PciScanBus (
+ IN PCI_IO_DEVICE *Bridge,
+ IN UINT8 StartBusNumber,
+ OUT UINT8 *SubBusNumber,
+ OUT UINT8 *PaddedBusRange
+ );
+
+/**
+ Process Option Rom on the specified root bridge.
+
+ @param Bridge Pci root bridge device instance.
+
+ @retval EFI_SUCCESS Success process.
+ @retval other Some error occurred when processing Option Rom on the root bridge.
+
+**/
+EFI_STATUS
+PciRootBridgeP2CProcess (
+ IN PCI_IO_DEVICE *Bridge
+ );
+
+/**
+ Process Option Rom on the specified host bridge.
+
+ @param PciResAlloc Pointer to instance of EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL.
+
+ @retval EFI_SUCCESS Success process.
+ @retval EFI_NOT_FOUND Can not find the root bridge instance.
+ @retval other Some error occurred when processing Option Rom on the host bridge.
+
+**/
+EFI_STATUS
+PciHostBridgeP2CProcess (
+ IN EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL *PciResAlloc
+ );
+
+/**
+ This function is used to enumerate the entire host bridge
+ in a given platform.
+
+ @param PciResAlloc A pointer to the PCI Host Resource Allocation protocol.
+
+ @retval EFI_SUCCESS Successfully enumerated the host bridge.
+ @retval EFI_OUT_OF_RESOURCES No enough memory available.
+ @retval other Some error occurred when enumerating the host bridge.
+
+**/
+EFI_STATUS
+PciHostBridgeEnumerator (
+ IN EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL *PciResAlloc
+ );
+
+#endif
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