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Diffstat (limited to 'OvmfPkg/XenIoPciDxe/XenIoPciDxe.c')
-rw-r--r--OvmfPkg/XenIoPciDxe/XenIoPciDxe.c136
1 files changed, 79 insertions, 57 deletions
diff --git a/OvmfPkg/XenIoPciDxe/XenIoPciDxe.c b/OvmfPkg/XenIoPciDxe/XenIoPciDxe.c
index 0b3fd03e08..caf2c42b1e 100644
--- a/OvmfPkg/XenIoPciDxe/XenIoPciDxe.c
+++ b/OvmfPkg/XenIoPciDxe/XenIoPciDxe.c
@@ -22,8 +22,8 @@
#include <Protocol/PciIo.h>
#include <Protocol/XenIo.h>
-#define PCI_VENDOR_ID_XEN 0x5853
-#define PCI_DEVICE_ID_XEN_PLATFORM 0x0001
+#define PCI_VENDOR_ID_XEN 0x5853
+#define PCI_DEVICE_ID_XEN_PLATFORM 0x0001
/**
@@ -53,14 +53,14 @@ STATIC
EFI_STATUS
EFIAPI
XenIoPciDeviceBindingSupported (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE DeviceHandle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE DeviceHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
- EFI_PCI_IO_PROTOCOL *PciIo;
- PCI_TYPE00 Pci;
+ EFI_STATUS Status;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ PCI_TYPE00 Pci;
//
// Attempt to open the device with the PciIo set of interfaces. On success,
@@ -96,7 +96,8 @@ XenIoPciDeviceBindingSupported (
if (Status == EFI_SUCCESS) {
if ((Pci.Hdr.VendorId == PCI_VENDOR_ID_XEN) &&
- (Pci.Hdr.DeviceId == PCI_DEVICE_ID_XEN_PLATFORM)) {
+ (Pci.Hdr.DeviceId == PCI_DEVICE_ID_XEN_PLATFORM))
+ {
Status = EFI_SUCCESS;
} else {
Status = EFI_UNSUPPORTED;
@@ -107,8 +108,12 @@ XenIoPciDeviceBindingSupported (
// We needed PCI IO access only transitorily, to see whether we support the
// device or not.
//
- gBS->CloseProtocol (DeviceHandle, &gEfiPciIoProtocolGuid,
- This->DriverBindingHandle, DeviceHandle);
+ gBS->CloseProtocol (
+ DeviceHandle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ DeviceHandle
+ );
return Status;
}
@@ -143,24 +148,29 @@ STATIC
EFI_STATUS
EFIAPI
XenIoPciDeviceBindingStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE DeviceHandle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE DeviceHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
- XENIO_PROTOCOL *XenIo;
- EFI_PCI_IO_PROTOCOL *PciIo;
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *BarDesc;
+ EFI_STATUS Status;
+ XENIO_PROTOCOL *XenIo;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *BarDesc;
- XenIo = (XENIO_PROTOCOL *) AllocateZeroPool (sizeof *XenIo);
+ XenIo = (XENIO_PROTOCOL *)AllocateZeroPool (sizeof *XenIo);
if (XenIo == NULL) {
return EFI_OUT_OF_RESOURCES;
}
- Status = gBS->OpenProtocol (DeviceHandle, &gEfiPciIoProtocolGuid,
- (VOID **)&PciIo, This->DriverBindingHandle,
- DeviceHandle, EFI_OPEN_PROTOCOL_BY_DRIVER);
+ Status = gBS->OpenProtocol (
+ DeviceHandle,
+ &gEfiPciIoProtocolGuid,
+ (VOID **)&PciIo,
+ This->DriverBindingHandle,
+ DeviceHandle,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
if (EFI_ERROR (Status)) {
goto FreeXenIo;
}
@@ -170,7 +180,7 @@ XenIoPciDeviceBindingStart (
// look like MMIO. The address space of the BAR1 will be used to map the
// Grant Table.
//
- Status = PciIo->GetBarAttributes (PciIo, PCI_BAR_IDX1, NULL, (VOID**) &BarDesc);
+ Status = PciIo->GetBarAttributes (PciIo, PCI_BAR_IDX1, NULL, (VOID **)&BarDesc);
ASSERT_EFI_ERROR (Status);
ASSERT (BarDesc->ResType == ACPI_ADDRESS_SPACE_TYPE_MEM);
@@ -179,15 +189,23 @@ XenIoPciDeviceBindingStart (
XenIo->GrantTableAddress = BarDesc->AddrRangeMin;
FreePool (BarDesc);
- Status = gBS->InstallProtocolInterface (&DeviceHandle,
- &gXenIoProtocolGuid, EFI_NATIVE_INTERFACE, XenIo);
+ Status = gBS->InstallProtocolInterface (
+ &DeviceHandle,
+ &gXenIoProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ XenIo
+ );
if (!EFI_ERROR (Status)) {
return EFI_SUCCESS;
}
- gBS->CloseProtocol (DeviceHandle, &gEfiPciIoProtocolGuid,
- This->DriverBindingHandle, DeviceHandle);
+ gBS->CloseProtocol (
+ DeviceHandle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ DeviceHandle
+ );
FreeXenIo:
FreePool (XenIo);
@@ -224,14 +242,14 @@ STATIC
EFI_STATUS
EFIAPI
XenIoPciDeviceBindingStop (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE DeviceHandle,
- IN UINTN NumberOfChildren,
- IN EFI_HANDLE *ChildHandleBuffer
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE DeviceHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
)
{
- EFI_STATUS Status;
- XENIO_PROTOCOL *XenIo;
+ EFI_STATUS Status;
+ XENIO_PROTOCOL *XenIo;
Status = gBS->OpenProtocol (
DeviceHandle, // candidate device
@@ -248,27 +266,33 @@ XenIoPciDeviceBindingStop (
//
// Handle Stop() requests for in-use driver instances gracefully.
//
- Status = gBS->UninstallProtocolInterface (DeviceHandle,
- &gXenIoProtocolGuid, XenIo);
+ Status = gBS->UninstallProtocolInterface (
+ DeviceHandle,
+ &gXenIoProtocolGuid,
+ XenIo
+ );
if (EFI_ERROR (Status)) {
return Status;
}
- Status = gBS->CloseProtocol (DeviceHandle, &gEfiPciIoProtocolGuid,
- This->DriverBindingHandle, DeviceHandle);
+ Status = gBS->CloseProtocol (
+ DeviceHandle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ DeviceHandle
+ );
FreePool (XenIo);
return Status;
}
-
//
// The static object that groups the Supported() (ie. probe), Start() and
// Stop() functions of the driver together. Refer to UEFI Spec 2.3.1 + Errata
// C, 10.1 EFI Driver Binding Protocol.
//
-STATIC EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
+STATIC EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
&XenIoPciDeviceBindingSupported,
&XenIoPciDeviceBindingStart,
&XenIoPciDeviceBindingStop,
@@ -278,7 +302,6 @@ STATIC EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
NULL // DriverBindingHandle, ditto
};
-
//
// The purpose of the following scaffolding (EFI_COMPONENT_NAME_PROTOCOL and
// EFI_COMPONENT_NAME2_PROTOCOL implementation) is to format the driver's name
@@ -287,20 +310,20 @@ STATIC EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
// Guide for UEFI 2.3.1 v1.01, 11 UEFI Driver and Controller Names.
//
STATIC
-EFI_UNICODE_STRING_TABLE mDriverNameTable[] = {
+EFI_UNICODE_STRING_TABLE mDriverNameTable[] = {
{ "eng;en", L"XenIo PCI Driver" },
{ NULL, NULL }
};
STATIC
-EFI_COMPONENT_NAME_PROTOCOL gComponentName;
+EFI_COMPONENT_NAME_PROTOCOL gComponentName;
EFI_STATUS
EFIAPI
XenIoPciGetDriverName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN CHAR8 *Language,
- OUT CHAR16 **DriverName
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN CHAR8 *Language,
+ OUT CHAR16 **DriverName
)
{
return LookupUnicodeString2 (
@@ -315,39 +338,38 @@ XenIoPciGetDriverName (
EFI_STATUS
EFIAPI
XenIoPciGetDeviceName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN EFI_HANDLE DeviceHandle,
- IN EFI_HANDLE ChildHandle,
- IN CHAR8 *Language,
- OUT CHAR16 **ControllerName
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE DeviceHandle,
+ IN EFI_HANDLE ChildHandle,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
)
{
return EFI_UNSUPPORTED;
}
STATIC
-EFI_COMPONENT_NAME_PROTOCOL gComponentName = {
+EFI_COMPONENT_NAME_PROTOCOL gComponentName = {
&XenIoPciGetDriverName,
&XenIoPciGetDeviceName,
"eng" // SupportedLanguages, ISO 639-2 language codes
};
STATIC
-EFI_COMPONENT_NAME2_PROTOCOL gComponentName2 = {
- (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) &XenIoPciGetDriverName,
- (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) &XenIoPciGetDeviceName,
+EFI_COMPONENT_NAME2_PROTOCOL gComponentName2 = {
+ (EFI_COMPONENT_NAME2_GET_DRIVER_NAME)&XenIoPciGetDriverName,
+ (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME)&XenIoPciGetDeviceName,
"en" // SupportedLanguages, RFC 4646 language codes
};
-
//
// Entry point of this driver.
//
EFI_STATUS
EFIAPI
XenIoPciDeviceEntryPoint (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
)
{
return EfiLibInstallDriverBindingComponentName2 (
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 00:40:18 +0000