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Print resource allocation/bar programming when PciBus driver does PCI BUS enumeration.

Browse Source 
Signed-off-by: niruiyu
Reviewed-by: rsun3

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12087 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
2011-08-04 09:08:09 +00:00
parent 48c0731857
commit 8db6a82c50
6 changed files with 326 additions and 290 deletions
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154
MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
View File

@ -1,7 +1,7 @@
/** @file
PCI emumeration support functions implementation for PCI Bus module.
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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
@ -14,6 +14,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "PciBus.h"
extern CHAR16 *mBarTypeStr[];
/**
This routine is used to check whether the pci device is present.
@ -211,6 +213,15 @@ PciSearchDevice (
PciIoDevice = NULL;
DEBUG ((
EFI_D_INFO,
"PciBus: Discovered %s @ [%02x|%02x|%02x]\n",
IS_PCI_BRIDGE (Pci) ? L"PPB" :
IS_CARDBUS_BRIDGE (Pci) ? L"P2C" :
L"PCI",
Bus, Device, Func
));
if (!IS_PCI_BRIDGE (Pci)) {
if (IS_CARDBUS_BRIDGE (Pci)) {
@ -304,6 +315,46 @@ PciSearchDevice (
return EFI_SUCCESS;
}
/**
Dump the PCI BAR information.
@param PciIoDevice PCI IO instance.
**/
VOID
DumpPciBars (
IN PCI_IO_DEVICE *PciIoDevice
)
{
UINTN Index;
for (Index = 0; Index < PCI_MAX_BAR; Index++) {
if (PciIoDevice->PciBar[Index].BarType == PciBarTypeUnknown) {
continue;
}
DEBUG ((
EFI_D_INFO,
" BAR[%d]: Type = %s; Alignment = 0x%x;\tLength = 0x%x;\tOffset = 0x%02x\n",
Index, mBarTypeStr[MIN (PciIoDevice->PciBar[Index].BarType, PciBarTypeMaxType)],
PciIoDevice->PciBar[Index].Alignment, PciIoDevice->PciBar[Index].Length, PciIoDevice->PciBar[Index].Offset
));
}
for (Index = 0; Index < PCI_MAX_BAR; Index++) {
if ((PciIoDevice->VfPciBar[Index].BarType == PciBarTypeUnknown) && (PciIoDevice->VfPciBar[Index].Length == 0)) {
continue;
}
DEBUG ((
EFI_D_INFO,
" VFBAR[%d]: Type = %s; Alignment = 0x%x;\tLength = 0x%x;\tOffset = 0x%02x\n",
Index, mBarTypeStr[MIN (PciIoDevice->VfPciBar[Index].BarType, PciBarTypeMaxType)],
PciIoDevice->VfPciBar[Index].Alignment, PciIoDevice->VfPciBar[Index].Length, PciIoDevice->VfPciBar[Index].Offset
));
}
DEBUG ((EFI_D_INFO, "\n"));
}
/**
Create PCI device instance for PCI device.
@ -377,6 +428,8 @@ GatherDeviceInfo (
Offset = PciIovParseVfBar (PciIoDevice, Offset, BarIndex);
}
}
DEBUG_CODE (DumpPciBars (PciIoDevice););
return PciIoDevice;
}
@ -529,6 +582,8 @@ GatherPpbInfo (
GetResourcePaddingPpb (PciIoDevice);
DEBUG_CODE (DumpPciBars (PciIoDevice););
return PciIoDevice;
}
@ -598,6 +653,8 @@ GatherP2CInfo (
EFI_BRIDGE_PMEM32_DECODE_SUPPORTED |
EFI_BRIDGE_IO32_DECODE_SUPPORTED;
DEBUG_CODE (DumpPciBars (PciIoDevice););
return PciIoDevice;
}
@ -2035,22 +2092,15 @@ CreatePciIoDevice (
);
DEBUG ((
EFI_D_INFO,
"PCI B%x.D%x.F%x - ARI forwarding enabled\n",
(UINTN)Bridge->BusNumber,
(UINTN)Bridge->DeviceNumber,
(UINTN)Bridge->FunctionNumber
" ARI: forwarding enabled for PPB[%02x:%02x:%02x]\n",
Bridge->BusNumber,
Bridge->DeviceNumber,
Bridge->FunctionNumber
));
}
}
DEBUG ((
EFI_D_INFO,
"PCI ARI B%x.D%x.F%x - ARI Cap offset - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)PciIoDevice->AriCapabilityOffset
));
DEBUG ((EFI_D_INFO, " ARI: CapOffset = 0x%x\n", PciIoDevice->AriCapabilityOffset));
}
}
@ -2066,6 +2116,7 @@ CreatePciIoDevice (
NULL
);
if (!EFI_ERROR (Status)) {
UINT32 SupportedPageSize;
UINT16 VFStride;
UINT16 FirstVFOffset;
UINT16 Data16;
@ -2102,18 +2153,9 @@ CreatePciIoDevice (
EfiPciIoWidthUint32,
PciIoDevice->SrIovCapabilityOffset + EFI_PCIE_CAPABILITY_ID_SRIOV_SUPPORTED_PAGE_SIZE,
1,
&PciIoDevice->SystemPageSize
&SupportedPageSize
);
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - SupportedPageSize - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
PciIoDevice->SystemPageSize
));
PciIoDevice->SystemPageSize = (PcdGet32 (PcdSrIovSystemPageSize) & PciIoDevice->SystemPageSize);
PciIoDevice->SystemPageSize = (PcdGet32 (PcdSrIovSystemPageSize) & SupportedPageSize);
ASSERT (PciIoDevice->SystemPageSize != 0);
PciIo->Pci.Write (
@ -2123,14 +2165,6 @@ CreatePciIoDevice (
1,
&PciIoDevice->SystemPageSize
);
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - SystemPageSize - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
PciIoDevice->SystemPageSize
));
//
// Adjust SystemPageSize for Alignment usage later
//
@ -2150,15 +2184,6 @@ CreatePciIoDevice (
1,
&FirstVFOffset
);
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - FirstVFOffset - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)FirstVFOffset
));
PciIo->Pci.Read (
PciIo,
EfiPciIoWidthUint16,
@ -2166,15 +2191,6 @@ CreatePciIoDevice (
1,
&PciIoDevice->InitialVFs
);
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - InitialVFs - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)PciIoDevice->InitialVFs
));
PciIo->Pci.Read (
PciIo,
EfiPciIoWidthUint16,
@ -2182,15 +2198,6 @@ CreatePciIoDevice (
1,
&VFStride
);
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - VFStride - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)VFStride
));
//
// Calculate LastVF
//
@ -2201,22 +2208,16 @@ CreatePciIoDevice (
// Calculate ReservedBusNum for this PF
//
PciIoDevice->ReservedBusNum = (UINT16)(EFI_PCI_BUS_OF_RID (LastVF) - Bus + 1);
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - reserved bus number - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)PciIoDevice->ReservedBusNum
));
DEBUG ((
EFI_D_INFO,
"PCI SR-IOV B%x.D%x.F%x - SRIOV Cap offset - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)PciIoDevice->SrIovCapabilityOffset
" SR-IOV: SupportedPageSize = 0x%x; SystemPageSize = 0x%x; FirstVFOffset = 0x%x;\n",
SupportedPageSize, PciIoDevice->SystemPageSize >> 12, FirstVFOffset
));
DEBUG ((
EFI_D_INFO,
" InitialVFs = 0x%x; ReservedBusNum = 0x%x; CapOffset = 0x%x\n",
PciIoDevice->InitialVFs, PciIoDevice->ReservedBusNum, PciIoDevice->SrIovCapabilityOffset
));
}
}
@ -2229,14 +2230,7 @@ CreatePciIoDevice (
NULL
);
if (!EFI_ERROR (Status)) {
DEBUG ((
EFI_D_INFO,
"PCI MR-IOV B%x.D%x.F%x - MRIOV Cap offset - 0x%x\n",
(UINTN)Bus,
(UINTN)Device,
(UINTN)Func,
(UINTN)PciIoDevice->MrIovCapabilityOffset
));
DEBUG ((EFI_D_INFO, " MR-IOV: CapOffset = 0x%x\n", PciIoDevice->MrIovCapabilityOffset));
}
}