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Diffstat (limited to 'EdkModulePkg/Bus/Pci/PciBus/Dxe/PciEnumerator.c')
-rw-r--r--EdkModulePkg/Bus/Pci/PciBus/Dxe/PciEnumerator.c94
1 files changed, 49 insertions, 45 deletions
diff --git a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciEnumerator.c b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciEnumerator.c
index 384e86ff34..e7a05a2ec9 100644
--- a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciEnumerator.c
+++ b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciEnumerator.c
@@ -1,18 +1,18 @@
/*++
-Copyright (c) 2006, 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.
+Copyright (c) 2006 - 2007, 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.
Module Name:
PciEnumerator.c
-
+
Abstract:
PCI Bus Driver
@@ -34,7 +34,7 @@ PciEnumerator (
Routine Description:
- This routine is used to enumerate entire pci bus system
+ This routine is used to enumerate entire pci bus system
in a given platform
Arguments:
@@ -118,7 +118,7 @@ Returns:
if (EFI_ERROR (Status)) {
return Status;
}
-
+
//
// Submit the resource request
//
@@ -127,7 +127,7 @@ Returns:
if (EFI_ERROR (Status)) {
return Status;
}
-
+
//
// Process P2C
//
@@ -136,7 +136,7 @@ Returns:
if (EFI_ERROR (Status)) {
return Status;
}
-
+
//
// Process attributes for devices on this host bridge
//
@@ -286,7 +286,7 @@ Returns:
while (CurrentLink && CurrentLink != &Bridge->ChildList) {
Temp = PCI_IO_DEVICE_FROM_LINK (CurrentLink);
if (!IsListEmpty (&Temp->ChildList)) {
-
+
//
// Go further to process the option rom under this bridge
//
@@ -294,7 +294,7 @@ Returns:
}
if (Temp->RomSize != 0 && Temp->RomSize <= MaxLength) {
-
+
//
// Load and process the option rom
//
@@ -382,8 +382,9 @@ Returns:
Address = EFI_PCI_ADDRESS (StartBusNumber, Device, Func, 0x18);
- Status = PciRootBridgeIo->Pci.Write (
+ Status = PciRootBridgeIoWrite (
PciRootBridgeIo,
+ &Pci,
EfiPciWidthUint16,
Address,
1,
@@ -394,8 +395,9 @@ Returns:
// Initialize SubBusNumber to SecondBus
//
Address = EFI_PCI_ADDRESS (StartBusNumber, Device, Func, 0x1A);
- Status = PciRootBridgeIo->Pci.Write (
+ Status = PciRootBridgeIoWrite (
PciRootBridgeIo,
+ &Pci,
EfiPciWidthUint8,
Address,
1,
@@ -407,8 +409,9 @@ Returns:
if (IS_PCI_BRIDGE (&Pci)) {
Register8 = 0xFF;
- Status = PciRootBridgeIo->Pci.Write (
+ Status = PciRootBridgeIoWrite (
PciRootBridgeIo,
+ &Pci,
EfiPciWidthUint8,
Address,
1,
@@ -432,8 +435,9 @@ Returns:
Address = EFI_PCI_ADDRESS (StartBusNumber, Device, Func, 0x1A);
- Status = PciRootBridgeIo->Pci.Write (
+ Status = PciRootBridgeIoWrite (
PciRootBridgeIo,
+ &Pci,
EfiPciWidthUint8,
Address,
1,
@@ -503,7 +507,7 @@ Returns:
// Here is the point where PCI bus driver calls HOST bridge allocation protocol
// Currently we hardcoded for ea815
//
-
+
if (Attributes & EFI_PCI_HOST_BRIDGE_COMBINE_MEM_PMEM) {
RootBridgeDev->Decodes |= EFI_BRIDGE_PMEM_MEM_COMBINE_SUPPORTED;
}
@@ -526,7 +530,7 @@ GetMaxOptionRomSize (
/*++
Routine Description:
-
+
Get Max Option Rom size on this bridge
Arguments:
@@ -552,7 +556,7 @@ Returns:
while (CurrentLink && CurrentLink != &Bridge->ChildList) {
Temp = PCI_IO_DEVICE_FROM_LINK (CurrentLink);
if (!IsListEmpty (&Temp->ChildList)) {
-
+
//
// Get max option rom size under this bridge
//
@@ -567,13 +571,13 @@ Returns:
}
} else {
-
+
//
// For devices get the rom size directly
//
TempOptionRomSize = Temp->RomSize;
}
-
+
//
// Get the largest rom size on this bridge
//
@@ -594,7 +598,7 @@ PciHostBridgeDeviceAttribute (
/*++
Routine Description:
-
+
Process attributes of devices on this host bridge
Arguments:
@@ -650,7 +654,7 @@ GetResourceAllocationStatus (
/*++
Routine Description:
-
+
Get resource allocation status from the ACPI pointer
Arguments:
@@ -736,7 +740,7 @@ RejectPciDevice (
/*++
Routine Description:
-
+
Remove a PCI device from device pool and mark its bar
Arguments:
@@ -789,7 +793,7 @@ Returns:
//
InitializeP2C (PciDevice);
}
-
+
//
// Remove the device
//
@@ -817,7 +821,7 @@ IsRejectiveDevice (
/*++
Routine Description:
-
+
Determine whethter a PCI device can be rejected
Arguments:
@@ -839,7 +843,7 @@ Returns:
if (!Temp) {
return FALSE;
}
-
+
//
// PPB and RB should go ahead
//
@@ -853,7 +857,7 @@ Returns:
if ((Temp->Parent) && (Temp->BusNumber == 0)) {
return FALSE;
}
-
+
//
// Skip VGA
//
@@ -872,7 +876,7 @@ GetLargerConsumerDevice (
/*++
Routine Description:
-
+
Get the larger resource consumer
Arguments:
@@ -914,8 +918,8 @@ GetMaxResourceConsumerDevice (
/*++
Routine Description:
-
- Get the max resource consumer in the host resource pool
+
+ Get the max resource consumer in the host resource pool
Arguments:
@@ -974,7 +978,7 @@ PciHostBridgeAdjustAllocation (
/*++
Routine Description:
-
+
Adjust host bridge allocation so as to reduce resource requirement
Arguments:
@@ -1039,7 +1043,7 @@ Returns:
//
return EFI_ABORTED;
}
-
+
//
// Hostbridge hasn't enough resource
//
@@ -1047,7 +1051,7 @@ Returns:
if (!PciResNode) {
continue;
}
-
+
//
// Check if the device has been removed before
//
@@ -1056,13 +1060,13 @@ Returns:
continue;
}
}
-
+
//
// Remove the device if it isn't in the array
//
Status = RejectPciDevice (PciResNode->PciDev);
if (Status == EFI_SUCCESS) {
-
+
//
// Raise the EFI_IOB_EC_RESOURCE_CONFLICT status code
//
@@ -1399,7 +1403,7 @@ Returns:
// Memory type aperture
//
case 0:
-
+
//
// Check to see the granularity
//
@@ -1471,7 +1475,7 @@ Returns:
SubBusNumber = 0;
StartBusNumber = 0;
PciIo = &(BridgeDev->PciIo);
- Status = PciIo->Pci.Read (PciIo, EfiPciIoWidthUint8, 0x19, 1, &StartBusNumber);
+ Status = PciIoRead (PciIo, EfiPciIoWidthUint8, 0x19, 1, &StartBusNumber);
if (EFI_ERROR (Status)) {
return Status;
@@ -1896,7 +1900,7 @@ Returns:
if (EFI_ERROR (Status)) {
return EFI_UNSUPPORTED;
}
-
+
//
// Get Root Brige Handle
//
@@ -1965,7 +1969,7 @@ PciHotPlugRequestNotify (
Routine Description:
Hot plug request notify.
-
+
Arguments:
This - A pointer to the hot plug request protocol.
@@ -2082,7 +2086,7 @@ SearchHostBridgeHandle (
/*++
Routine Description:
-
+
Arguments:
Returns:
@@ -2130,7 +2134,7 @@ AddHostBridgeEnumerator (
/*++
Routine Description:
-
+
Arguments:
Returns:
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-25 04:35:31 +0000