Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Frank Fan <frank@asix.com.tw> Reviewed-by: lpleahy git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14149 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lpleahy
672
OptionRomPkg/Bus/Usb/UsbNetworking/Ax88772b/DriverBinding.c
Normal file
672
OptionRomPkg/Bus/Usb/UsbNetworking/Ax88772b/DriverBinding.c
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@@ -0,0 +1,672 @@
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/** @file
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Implement the driver binding protocol for Asix AX88772 Ethernet driver.
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Copyright (c) 2011, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "Ax88772.h"
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/**
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Verify the controller type
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@param [in] pThis Protocol instance pointer.
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@param [in] Controller Handle of device to test.
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@param [in] pRemainingDevicePath Not used.
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@retval EFI_SUCCESS This driver supports this device.
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@retval other This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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DriverSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL * pRemainingDevicePath
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)
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{
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EFI_USB_DEVICE_DESCRIPTOR Device;
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EFI_USB_IO_PROTOCOL * pUsbIo;
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EFI_STATUS Status;
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//
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// Connect to the USB stack
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//
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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(VOID **) &pUsbIo,
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pThis->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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if (!EFI_ERROR ( Status )) {
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//
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// Get the interface descriptor to check the USB class and find a transport
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// protocol handler.
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//
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Status = pUsbIo->UsbGetDeviceDescriptor ( pUsbIo, &Device );
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if (EFI_ERROR ( Status )) {
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Status = EFI_UNSUPPORTED;
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}
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else {
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//
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// Validate the adapter
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//
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if ( VENDOR_ID == Device.IdVendor ) {
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if (PRODUCT_ID == Device.IdProduct) {
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DEBUG ((EFI_D_INFO, "Found the AX88772B\r\n"));
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}
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else {
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Status = EFI_UNSUPPORTED;
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}
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}
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else {
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Status = EFI_UNSUPPORTED;
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}
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}
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//
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// Done with the USB stack
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//
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gBS->CloseProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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pThis->DriverBindingHandle,
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Controller
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);
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}
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return Status;
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}
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/**
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Start this driver on Controller by opening UsbIo and DevicePath protocols.
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Initialize PXE structures, create a copy of the Controller Device Path with the
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NIC's MAC address appended to it, install the NetworkInterfaceIdentifier protocol
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on the newly created Device Path.
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@param [in] pThis Protocol instance pointer.
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@param [in] Controller Handle of device to work with.
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@param [in] pRemainingDevicePath Not used, always produce all possible children.
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@retval EFI_SUCCESS This driver is added to Controller.
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@retval other This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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DriverStart (
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IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL * pRemainingDevicePath
|
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)
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{
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EFI_STATUS Status;
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NIC_DEVICE *pNicDevice;
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UINTN LengthInBytes;
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EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath = NULL;
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MAC_ADDR_DEVICE_PATH MacDeviceNode;
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//
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// Allocate the device structure
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//
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LengthInBytes = sizeof ( *pNicDevice );
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Status = gBS->AllocatePool (
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EfiRuntimeServicesData,
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LengthInBytes,
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(VOID **) &pNicDevice
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((EFI_D_ERROR, "gBS->AllocatePool:pNicDevice ERROR Status = %r\n", Status));
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goto EXIT;
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}
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//
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// Set the structure signature
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//
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ZeroMem ( pNicDevice, LengthInBytes );
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pNicDevice->Signature = DEV_SIGNATURE;
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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(VOID **) &pNicDevice->pUsbIo,
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pThis->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((EFI_D_ERROR, "gBS->OpenProtocol:EFI_USB_IO_PROTOCOL ERROR Status = %r\n", Status));
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gBS->FreePool ( pNicDevice );
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goto EXIT;
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}
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//
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// Initialize the simple network protocol
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//
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Status = SN_Setup ( pNicDevice );
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if (EFI_ERROR(Status)){
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DEBUG ((EFI_D_ERROR, "SN_Setup ERROR Status = %r\n", Status));
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gBS->CloseProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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pThis->DriverBindingHandle,
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Controller
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);
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gBS->FreePool ( pNicDevice );
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goto EXIT;
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}
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//
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// Set Device Path
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//
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiDevicePathProtocolGuid,
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(VOID **) &ParentDevicePath,
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pThis->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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if (EFI_ERROR(Status)) {
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DEBUG ((EFI_D_ERROR, "gBS->OpenProtocol:EFI_DEVICE_PATH_PROTOCOL error. Status = %r\n",
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Status));
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gBS->CloseProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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pThis->DriverBindingHandle,
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Controller
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);
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gBS->FreePool ( pNicDevice );
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goto EXIT;
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}
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ZeroMem (&MacDeviceNode, sizeof (MAC_ADDR_DEVICE_PATH));
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MacDeviceNode.Header.Type = MESSAGING_DEVICE_PATH;
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MacDeviceNode.Header.SubType = MSG_MAC_ADDR_DP;
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SetDevicePathNodeLength (&MacDeviceNode.Header, sizeof (MAC_ADDR_DEVICE_PATH));
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CopyMem (&MacDeviceNode.MacAddress,
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&pNicDevice->SimpleNetworkData.CurrentAddress,
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PXE_HWADDR_LEN_ETHER);
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MacDeviceNode.IfType = pNicDevice->SimpleNetworkData.IfType;
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pNicDevice->MyDevPath = AppendDevicePathNode (
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ParentDevicePath,
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(EFI_DEVICE_PATH_PROTOCOL *) &MacDeviceNode
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);
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pNicDevice->Controller = NULL;
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//
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// Install both the simple network and device path protocols.
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//
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Status = gBS->InstallMultipleProtocolInterfaces (
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&pNicDevice->Controller,
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&gEfiCallerIdGuid,
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pNicDevice,
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&gEfiSimpleNetworkProtocolGuid,
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&pNicDevice->SimpleNetwork,
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&gEfiDevicePathProtocolGuid,
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pNicDevice->MyDevPath,
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NULL
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);
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if (EFI_ERROR(Status)){
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DEBUG ((EFI_D_ERROR, "gBS->InstallMultipleProtocolInterfaces error. Status = %r\n",
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Status));
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gBS->CloseProtocol (
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Controller,
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&gEfiDevicePathProtocolGuid,
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pThis->DriverBindingHandle,
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Controller);
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gBS->CloseProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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pThis->DriverBindingHandle,
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Controller
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);
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gBS->FreePool ( pNicDevice );
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goto EXIT;
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}
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//
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// Open For Child Device
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//
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiUsbIoProtocolGuid,
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(VOID **) &pNicDevice->pUsbIo,
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pThis->DriverBindingHandle,
|
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pNicDevice->Controller,
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EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
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);
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if (EFI_ERROR(Status)){
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gBS->UninstallMultipleProtocolInterfaces (
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&pNicDevice->Controller,
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&gEfiCallerIdGuid,
|
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pNicDevice,
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&gEfiSimpleNetworkProtocolGuid,
|
||||
&pNicDevice->SimpleNetwork,
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||||
&gEfiDevicePathProtocolGuid,
|
||||
pNicDevice->MyDevPath,
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NULL
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);
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gBS->CloseProtocol (
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Controller,
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&gEfiDevicePathProtocolGuid,
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pThis->DriverBindingHandle,
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Controller);
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gBS->CloseProtocol (
|
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Controller,
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||||
&gEfiUsbIoProtocolGuid,
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pThis->DriverBindingHandle,
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Controller
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);
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gBS->FreePool ( pNicDevice );
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}
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EXIT:
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return Status;
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}
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/**
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Stop this driver on Controller by removing NetworkInterfaceIdentifier protocol and
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closing the DevicePath and PciIo protocols on Controller.
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@param [in] pThis Protocol instance pointer.
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@param [in] Controller Handle of device to stop driver on.
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@param [in] NumberOfChildren How many children need to be stopped.
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@param [in] pChildHandleBuffer Not used.
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@retval EFI_SUCCESS This driver is removed Controller.
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@retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
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||||
@retval other This driver was not removed from this device.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DriverStop (
|
||||
IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
|
||||
IN EFI_HANDLE Controller,
|
||||
IN UINTN NumberOfChildren,
|
||||
IN EFI_HANDLE * ChildHandleBuffer
|
||||
)
|
||||
{
|
||||
BOOLEAN AllChildrenStopped;
|
||||
UINTN Index;
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||||
EFI_SIMPLE_NETWORK_PROTOCOL *SimpleNetwork;
|
||||
EFI_STATUS Status = EFI_SUCCESS;
|
||||
NIC_DEVICE *pNicDevice;
|
||||
|
||||
//
|
||||
// Complete all outstanding transactions to Controller.
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||||
// Don't allow any new transaction to Controller to be started.
|
||||
//
|
||||
if (NumberOfChildren == 0) {
|
||||
|
||||
Status = gBS->OpenProtocol (
|
||||
Controller,
|
||||
&gEfiSimpleNetworkProtocolGuid,
|
||||
(VOID **) &SimpleNetwork,
|
||||
pThis->DriverBindingHandle,
|
||||
Controller,
|
||||
EFI_OPEN_PROTOCOL_GET_PROTOCOL
|
||||
);
|
||||
|
||||
if (EFI_ERROR(Status)) {
|
||||
//
|
||||
// This is a 2nd type handle(multi-lun root), it needs to close devicepath
|
||||
// and usbio protocol.
|
||||
//
|
||||
gBS->CloseProtocol (
|
||||
Controller,
|
||||
&gEfiDevicePathProtocolGuid,
|
||||
pThis->DriverBindingHandle,
|
||||
Controller
|
||||
);
|
||||
gBS->CloseProtocol (
|
||||
Controller,
|
||||
&gEfiUsbIoProtocolGuid,
|
||||
pThis->DriverBindingHandle,
|
||||
Controller
|
||||
);
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
pNicDevice = DEV_FROM_SIMPLE_NETWORK ( SimpleNetwork );
|
||||
|
||||
Status = gBS->UninstallMultipleProtocolInterfaces (
|
||||
Controller,
|
||||
&gEfiCallerIdGuid,
|
||||
pNicDevice,
|
||||
&gEfiSimpleNetworkProtocolGuid,
|
||||
&pNicDevice->SimpleNetwork,
|
||||
&gEfiDevicePathProtocolGuid,
|
||||
pNicDevice->MyDevPath,
|
||||
NULL
|
||||
);
|
||||
|
||||
if (EFI_ERROR (Status)) {
|
||||
return Status;
|
||||
}
|
||||
//
|
||||
// Close the bus driver
|
||||
//
|
||||
Status = gBS->CloseProtocol (
|
||||
Controller,
|
||||
&gEfiDevicePathProtocolGuid,
|
||||
pThis->DriverBindingHandle,
|
||||
Controller
|
||||
);
|
||||
|
||||
if (EFI_ERROR(Status)){
|
||||
DEBUG ((EFI_D_ERROR, "driver stop: gBS->CloseProtocol:EfiDevicePathProtocol error. Status %r\n", Status));
|
||||
}
|
||||
|
||||
Status = gBS->CloseProtocol (
|
||||
Controller,
|
||||
&gEfiUsbIoProtocolGuid,
|
||||
pThis->DriverBindingHandle,
|
||||
Controller
|
||||
);
|
||||
|
||||
if (EFI_ERROR(Status)){
|
||||
DEBUG ((EFI_D_ERROR, "driver stop: gBS->CloseProtocol:EfiUsbIoProtocol error. Status %r\n", Status));
|
||||
}
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
AllChildrenStopped = TRUE;
|
||||
|
||||
for (Index = 0; Index < NumberOfChildren; Index++) {
|
||||
|
||||
Status = gBS->OpenProtocol (
|
||||
ChildHandleBuffer[Index],
|
||||
&gEfiSimpleNetworkProtocolGuid,
|
||||
(VOID **) &SimpleNetwork,
|
||||
pThis->DriverBindingHandle,
|
||||
Controller,
|
||||
EFI_OPEN_PROTOCOL_GET_PROTOCOL
|
||||
);
|
||||
|
||||
if (EFI_ERROR (Status)) {
|
||||
AllChildrenStopped = FALSE;
|
||||
DEBUG ((EFI_D_ERROR, "Fail to stop No.%d multi-lun child handle when opening SimpleNetwork\n", (UINT32)Index));
|
||||
continue;
|
||||
}
|
||||
|
||||
pNicDevice = DEV_FROM_SIMPLE_NETWORK ( SimpleNetwork );
|
||||
|
||||
gBS->CloseProtocol (
|
||||
Controller,
|
||||
&gEfiUsbIoProtocolGuid,
|
||||
pThis->DriverBindingHandle,
|
||||
ChildHandleBuffer[Index]
|
||||
);
|
||||
|
||||
Status = gBS->UninstallMultipleProtocolInterfaces (
|
||||
ChildHandleBuffer[Index],
|
||||
&gEfiCallerIdGuid,
|
||||
pNicDevice,
|
||||
&gEfiSimpleNetworkProtocolGuid,
|
||||
&pNicDevice->SimpleNetwork,
|
||||
&gEfiDevicePathProtocolGuid,
|
||||
pNicDevice->MyDevPath,
|
||||
NULL
|
||||
);
|
||||
|
||||
if (EFI_ERROR (Status)) {
|
||||
Status = gBS->OpenProtocol (
|
||||
Controller,
|
||||
&gEfiUsbIoProtocolGuid,
|
||||
(VOID **) &pNicDevice->pUsbIo,
|
||||
pThis->DriverBindingHandle,
|
||||
ChildHandleBuffer[Index],
|
||||
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
|
||||
);
|
||||
}
|
||||
else {
|
||||
int i;
|
||||
RX_PKT * pCurr = pNicDevice->QueueHead;
|
||||
RX_PKT * pFree;
|
||||
|
||||
for ( i = 0 ; i < MAX_QUEUE_SIZE ; i++) {
|
||||
if ( NULL != pCurr ) {
|
||||
pFree = pCurr;
|
||||
pCurr = pCurr->pNext;
|
||||
gBS->FreePool (pFree);
|
||||
}
|
||||
}
|
||||
|
||||
if ( NULL != pNicDevice->pRxTest)
|
||||
gBS->FreePool (pNicDevice->pRxTest);
|
||||
|
||||
if ( NULL != pNicDevice->pTxTest)
|
||||
gBS->FreePool (pNicDevice->pTxTest);
|
||||
|
||||
if ( NULL != pNicDevice->MyDevPath)
|
||||
gBS->FreePool (pNicDevice->MyDevPath);
|
||||
|
||||
if ( NULL != pNicDevice)
|
||||
gBS->FreePool (pNicDevice);
|
||||
}
|
||||
}
|
||||
|
||||
if (!AllChildrenStopped) {
|
||||
return EFI_DEVICE_ERROR;
|
||||
}
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Driver binding protocol declaration
|
||||
**/
|
||||
EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
|
||||
DriverSupported,
|
||||
DriverStart,
|
||||
DriverStop,
|
||||
0xa,
|
||||
NULL,
|
||||
NULL
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
Ax88772 driver unload routine.
|
||||
|
||||
@param [in] ImageHandle Handle for the image.
|
||||
|
||||
@retval EFI_SUCCESS Image may be unloaded
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DriverUnload (
|
||||
IN EFI_HANDLE ImageHandle
|
||||
)
|
||||
{
|
||||
UINTN BufferSize;
|
||||
UINTN Index;
|
||||
UINTN Max;
|
||||
EFI_HANDLE * pHandle;
|
||||
EFI_STATUS Status;
|
||||
|
||||
//
|
||||
// Determine which devices are using this driver
|
||||
//
|
||||
BufferSize = 0;
|
||||
pHandle = NULL;
|
||||
Status = gBS->LocateHandle (
|
||||
ByProtocol,
|
||||
&gEfiCallerIdGuid,
|
||||
NULL,
|
||||
&BufferSize,
|
||||
NULL );
|
||||
if ( EFI_BUFFER_TOO_SMALL == Status ) {
|
||||
for ( ; ; ) {
|
||||
//
|
||||
// One or more block IO devices are present
|
||||
//
|
||||
Status = gBS->AllocatePool (
|
||||
EfiRuntimeServicesData,
|
||||
BufferSize,
|
||||
(VOID **) &pHandle
|
||||
);
|
||||
if ( EFI_ERROR ( Status )) {
|
||||
DEBUG ((EFI_D_ERROR, "Insufficient memory, failed handle buffer allocation\r\n"));
|
||||
break;
|
||||
}
|
||||
|
||||
//
|
||||
// Locate the block IO devices
|
||||
//
|
||||
Status = gBS->LocateHandle (
|
||||
ByProtocol,
|
||||
&gEfiCallerIdGuid,
|
||||
NULL,
|
||||
&BufferSize,
|
||||
pHandle );
|
||||
if ( EFI_ERROR ( Status )) {
|
||||
//
|
||||
// Error getting handles
|
||||
//
|
||||
break;
|
||||
}
|
||||
|
||||
//
|
||||
// Remove any use of the driver
|
||||
//
|
||||
Max = BufferSize / sizeof ( pHandle[ 0 ]);
|
||||
for ( Index = 0; Max > Index; Index++ ) {
|
||||
Status = DriverStop ( &gDriverBinding,
|
||||
pHandle[ Index ],
|
||||
0,
|
||||
NULL );
|
||||
if ( EFI_ERROR ( Status )) {
|
||||
DEBUG ((EFI_D_ERROR, "WARNING - Failed to shutdown the driver on handle %08x\r\n", pHandle[ Index ]));
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
else {
|
||||
if ( EFI_NOT_FOUND == Status ) {
|
||||
//
|
||||
// No devices were found
|
||||
//
|
||||
Status = EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
// Free the handle array
|
||||
//
|
||||
if ( NULL != pHandle ) {
|
||||
gBS->FreePool ( pHandle );
|
||||
}
|
||||
|
||||
//
|
||||
// Remove the protocols installed by the EntryPoint routine.
|
||||
//
|
||||
if ( !EFI_ERROR ( Status )) {
|
||||
gBS->UninstallMultipleProtocolInterfaces (
|
||||
ImageHandle,
|
||||
&gEfiDriverBindingProtocolGuid,
|
||||
&gDriverBinding,
|
||||
&gEfiComponentNameProtocolGuid,
|
||||
&gComponentName,
|
||||
&gEfiComponentName2ProtocolGuid,
|
||||
&gComponentName2,
|
||||
NULL
|
||||
);
|
||||
|
||||
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
|
||||
"Removed: gEfiComponentName2ProtocolGuid from 0x%08x\r\n",
|
||||
ImageHandle ));
|
||||
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
|
||||
"Removed: gEfiComponentNameProtocolGuid from 0x%08x\r\n",
|
||||
ImageHandle ));
|
||||
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
|
||||
"Removed: gEfiDriverBindingProtocolGuid from 0x%08x\r\n",
|
||||
ImageHandle ));
|
||||
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Ax88772 driver entry point.
|
||||
|
||||
@param [in] ImageHandle Handle for the image.
|
||||
@param [in] pSystemTable Address of the system table.
|
||||
|
||||
@retval EFI_SUCCESS Image successfully loaded.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
EntryPoint (
|
||||
IN EFI_HANDLE ImageHandle,
|
||||
IN EFI_SYSTEM_TABLE * pSystemTable
|
||||
)
|
||||
{
|
||||
EFI_LOADED_IMAGE_PROTOCOL * pLoadedImage;
|
||||
EFI_STATUS Status;
|
||||
|
||||
//
|
||||
// Enable unload support
|
||||
//
|
||||
Status = gBS->HandleProtocol (
|
||||
gImageHandle,
|
||||
&gEfiLoadedImageProtocolGuid,
|
||||
(VOID **)&pLoadedImage
|
||||
);
|
||||
if (!EFI_ERROR (Status)) {
|
||||
pLoadedImage->Unload = DriverUnload;
|
||||
}
|
||||
|
||||
//
|
||||
// Add the driver to the list of drivers
|
||||
//
|
||||
Status = EfiLibInstallDriverBindingComponentName2 (
|
||||
ImageHandle,
|
||||
pSystemTable,
|
||||
&gDriverBinding,
|
||||
ImageHandle,
|
||||
&gComponentName,
|
||||
&gComponentName2
|
||||
);
|
||||
if ( !EFI_ERROR ( Status )) {
|
||||
|
||||
AsciiPrint ("Installed: gEfiDriverBindingProtocolGuid on 0x%08x\r\n",
|
||||
ImageHandle );
|
||||
AsciiPrint("Installed: gEfiComponentNameProtocolGuid on 0x%08x\r\n",
|
||||
ImageHandle );
|
||||
AsciiPrint("Installed: gEfiComponentName2ProtocolGuid on 0x%08x\r\n",
|
||||
ImageHandle );
|
||||
|
||||
}
|
||||
return Status;
|
||||
}
|
||||
Reference in New Issue
Block a user