diff options
Diffstat (limited to 'OvmfPkg/IncompatiblePciDeviceSupportDxe')
| -rw-r--r-- | OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.c | 89 |
1 files changed, 53 insertions, 36 deletions
diff --git a/OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.c b/OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.c index db1532f109..8730874613 100644 --- a/OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.c +++ b/OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.c @@ -23,13 +23,13 @@ //
// The Legacy BIOS protocol has been located.
//
-STATIC BOOLEAN mLegacyBiosInstalled;
+STATIC BOOLEAN mLegacyBiosInstalled;
//
// The protocol interface this driver produces.
//
STATIC EFI_INCOMPATIBLE_PCI_DEVICE_SUPPORT_PROTOCOL
- mIncompatiblePciDeviceSupport;
+ mIncompatiblePciDeviceSupport;
//
// Configuration template for the CheckDevice() protocol member function.
@@ -42,24 +42,24 @@ STATIC EFI_INCOMPATIBLE_PCI_DEVICE_SUPPORT_PROTOCOL //
#pragma pack (1)
typedef struct {
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR AddressSpaceDesc;
- EFI_ACPI_END_TAG_DESCRIPTOR EndDesc;
+ EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR AddressSpaceDesc;
+ EFI_ACPI_END_TAG_DESCRIPTOR EndDesc;
} MMIO64_PREFERENCE;
#pragma pack ()
-STATIC CONST MMIO64_PREFERENCE mConfiguration = {
+STATIC CONST MMIO64_PREFERENCE mConfiguration = {
//
// AddressSpaceDesc
//
{
ACPI_ADDRESS_SPACE_DESCRIPTOR, // Desc
(UINT16)( // Len
- sizeof (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR) -
- OFFSET_OF (
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR,
- ResType
- )
- ),
+ sizeof (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR) -
+ OFFSET_OF (
+ EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR,
+ ResType
+ )
+ ),
ACPI_ADDRESS_SPACE_TYPE_MEM, // ResType
0, // GenFlag
0, // SpecificFlag
@@ -88,8 +88,7 @@ STATIC CONST MMIO64_PREFERENCE mConfiguration = { //
// The CheckDevice() member function has been called.
//
-STATIC BOOLEAN mCheckDeviceCalled;
-
+STATIC BOOLEAN mCheckDeviceCalled;
/**
Notification callback for Legacy BIOS protocol installation.
@@ -103,17 +102,20 @@ STATIC VOID
EFIAPI
LegacyBiosInstalled (
- IN EFI_EVENT Event,
- IN VOID *Context
+ IN EFI_EVENT Event,
+ IN VOID *Context
)
{
- EFI_STATUS Status;
- EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
+ EFI_STATUS Status;
+ EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
ASSERT (!mCheckDeviceCalled);
- Status = gBS->LocateProtocol (&gEfiLegacyBiosProtocolGuid,
- NULL /* Registration */, (VOID **)&LegacyBios);
+ Status = gBS->LocateProtocol (
+ &gEfiLegacyBiosProtocolGuid,
+ NULL /* Registration */,
+ (VOID **)&LegacyBios
+ );
if (EFI_ERROR (Status)) {
return;
}
@@ -127,7 +129,6 @@ LegacyBiosInstalled ( ASSERT_EFI_ERROR (Status);
}
-
/**
Returns a list of ACPI resource descriptors that detail the special resource
configuration requirements for an incompatible PCI device.
@@ -233,15 +234,20 @@ CheckDevice ( //
*Configuration = AllocateCopyPool (sizeof mConfiguration, &mConfiguration);
if (*Configuration == NULL) {
- DEBUG ((DEBUG_WARN,
+ DEBUG ((
+ DEBUG_WARN,
"%a: 64-bit MMIO BARs may be degraded for PCI 0x%04x:0x%04x (rev %d)\n",
- __FUNCTION__, (UINT32)VendorId, (UINT32)DeviceId, (UINT8)RevisionId));
+ __FUNCTION__,
+ (UINT32)VendorId,
+ (UINT32)DeviceId,
+ (UINT8)RevisionId
+ ));
return EFI_OUT_OF_RESOURCES;
}
+
return EFI_SUCCESS;
}
-
/**
Entry point for this driver.
@@ -257,13 +263,13 @@ CheckDevice ( EFI_STATUS
EFIAPI
DriverInitialize (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
)
{
- EFI_STATUS Status;
- EFI_EVENT Event;
- VOID *Registration;
+ EFI_STATUS Status;
+ EFI_EVENT Event;
+ VOID *Registration;
//
// If there is no 64-bit PCI MMIO aperture, then 64-bit MMIO BARs have to be
@@ -307,14 +313,22 @@ DriverInitialize ( // For breaking this order, the Legacy BIOS DXE_DRIVER would have to install
// its protocol after the firmware enters BDS, which cannot happen.
//
- Status = gBS->CreateEvent (EVT_NOTIFY_SIGNAL, TPL_CALLBACK,
- LegacyBiosInstalled, NULL /* Context */, &Event);
+ Status = gBS->CreateEvent (
+ EVT_NOTIFY_SIGNAL,
+ TPL_CALLBACK,
+ LegacyBiosInstalled,
+ NULL /* Context */,
+ &Event
+ );
if (EFI_ERROR (Status)) {
return Status;
}
- Status = gBS->RegisterProtocolNotify (&gEfiLegacyBiosProtocolGuid, Event,
- &Registration);
+ Status = gBS->RegisterProtocolNotify (
+ &gEfiLegacyBiosProtocolGuid,
+ Event,
+ &Registration
+ );
if (EFI_ERROR (Status)) {
goto CloseEvent;
}
@@ -323,9 +337,12 @@ DriverInitialize ( ASSERT_EFI_ERROR (Status);
mIncompatiblePciDeviceSupport.CheckDevice = CheckDevice;
- Status = gBS->InstallMultipleProtocolInterfaces (&ImageHandle,
- &gEfiIncompatiblePciDeviceSupportProtocolGuid,
- &mIncompatiblePciDeviceSupport, NULL);
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &ImageHandle,
+ &gEfiIncompatiblePciDeviceSupportProtocolGuid,
+ &mIncompatiblePciDeviceSupport,
+ NULL
+ );
if (EFI_ERROR (Status)) {
goto CloseEvent;
}
@@ -334,7 +351,7 @@ DriverInitialize ( CloseEvent:
if (!mLegacyBiosInstalled) {
- EFI_STATUS CloseStatus;
+ EFI_STATUS CloseStatus;
CloseStatus = gBS->CloseEvent (Event);
ASSERT_EFI_ERROR (CloseStatus);
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