diff options
Diffstat (limited to 'EmbeddedPkg/Drivers/AndroidFastbootTransportUsbDxe/FastbootTransportUsb.c')
| -rw-r--r-- | EmbeddedPkg/Drivers/AndroidFastbootTransportUsbDxe/FastbootTransportUsb.c | 278 |
1 files changed, 0 insertions, 278 deletions
diff --git a/EmbeddedPkg/Drivers/AndroidFastbootTransportUsbDxe/FastbootTransportUsb.c b/EmbeddedPkg/Drivers/AndroidFastbootTransportUsbDxe/FastbootTransportUsb.c deleted file mode 100644 index e7da1fa5fc..0000000000 --- a/EmbeddedPkg/Drivers/AndroidFastbootTransportUsbDxe/FastbootTransportUsb.c +++ /dev/null @@ -1,278 +0,0 @@ -/** @file
-
- Copyright (c) 2014, ARM Ltd. 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
- 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.
-
-**/
-
-/*
- * Implementation of the FASTBOOT_TRANSPORT_PROTOCOL using the USB_DEVICE_PROTOCOL
- */
-
-#include <Protocol/UsbDevice.h>
-#include <Protocol/AndroidFastbootTransport.h>
-#include <Protocol/SimpleTextOut.h>
-
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiDriverEntryPoint.h>
-
-STATIC USB_DEVICE_PROTOCOL *mUsbDevice;
-
-// Configuration attributes:
-// bit 7 reserved and must be 1, bit 6 means self-powered.
-#define CONFIG_DESC_ATTRIBUTES (BIT7 | BIT6)
-
-#define MAX_PACKET_SIZE_BULK 512
-
-STATIC USB_DEVICE_PROTOCOL *mUsbDevice;
-STATIC EFI_EVENT mReceiveEvent = NULL;
-STATIC LIST_ENTRY mPacketList;
-
-// List type for queued received packets
-typedef struct _FASTBOOT_USB_PACKET_LIST {
- LIST_ENTRY Link;
- VOID *Buffer;
- UINTN BufferSize;
-} FASTBOOT_USB_PACKET_LIST;
-
-
-/*
- No string descriptors - all string descriptor members are set to 0
-*/
-
-STATIC USB_DEVICE_DESCRIPTOR mDeviceDescriptor = {
- sizeof (USB_DEVICE_DESCRIPTOR), //Length
- USB_DESC_TYPE_DEVICE, //DescriptorType
- 0x0200, //BcdUSB
- 0xFF, //DeviceClass
- 0, //DeviceSubClass
- 0, //DeviceProtocol
- 64, //MaxPacketSize0
- FixedPcdGet32 (PcdAndroidFastbootUsbVendorId), //IdVendor
- FixedPcdGet32 (PcdAndroidFastbootUsbProductId), //IdProduct
- 0, //BcdDevice
- 0, //StrManufacturer
- 0, //StrProduct
- 0, //StrSerialNumber
- 1 //NumConfigurations
-};
-
-/*
- We have one configuration, one interface, and two endpoints (one IN, one OUT)
-*/
-
-// Lazy (compile-time) way to concatenate descriptors to pass to the USB device
-// protocol
-
-#pragma pack(1)
-typedef struct {
- USB_CONFIG_DESCRIPTOR ConfigDescriptor;
- USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
- USB_ENDPOINT_DESCRIPTOR EndpointDescriptor1;
- USB_ENDPOINT_DESCRIPTOR EndpointDescriptor2;
-} GET_CONFIG_DESCRIPTOR_RESPONSE;
-#pragma pack()
-
-STATIC GET_CONFIG_DESCRIPTOR_RESPONSE mGetConfigDescriptorResponse = {
- { // USB_CONFIG_DESCRIPTOR
- sizeof (USB_CONFIG_DESCRIPTOR), //Length;
- USB_DESC_TYPE_CONFIG, //DescriptorType;
- sizeof (GET_CONFIG_DESCRIPTOR_RESPONSE), //TotalLength;
- 1, //NumInterfaces;
- 1, //ConfigurationValue;
- 0, //Configuration;
- CONFIG_DESC_ATTRIBUTES, //Attributes;
- 0 //MaxPower;
- },
- { // USB_INTERFACE_DESCRIPTOR
- sizeof (USB_INTERFACE_DESCRIPTOR), //Length;
- USB_DESC_TYPE_INTERFACE, //DescriptorType;
- 0, //InterfaceNumber;
- 0, //AlternateSetting;
- 2, //NumEndpoints;
- 0xFF, //InterfaceClass;
- // Vendor specific interface subclass and protocol codes.
- // I found these values in the Fastboot code
- // (in match_fastboot_with_serial in fastboot.c).
- 0x42, //InterfaceSubClass;
- 0x03, //InterfaceProtocol;
- 0 //Interface;
- },
- { // USB_ENDPOINT_DESCRIPTOR (In Endpoint)
- sizeof (USB_ENDPOINT_DESCRIPTOR), //Length;
- USB_DESC_TYPE_ENDPOINT, //DescriptorType;
- 1 | BIT7, //EndpointAddress;
- 0x2, //Attributes;
- MAX_PACKET_SIZE_BULK, //MaxPacketSize;
- 16 //Interval;
- },
- { // STATIC USB_ENDPOINT_DESCRIPTOR (Out Endpoint)
- sizeof (USB_ENDPOINT_DESCRIPTOR), //Length;
- USB_DESC_TYPE_ENDPOINT, //DescriptorType;
- 1, //EndpointAddress;
- 0x2, //Attributes;
- MAX_PACKET_SIZE_BULK, //MaxPacketSize;
- 16 //Interval;
- }
-};
-
-STATIC
-VOID
-DataReceived (
- IN UINTN Size,
- IN VOID *Buffer
- )
-{
- FASTBOOT_USB_PACKET_LIST *NewEntry;
-
- NewEntry = AllocatePool (sizeof (*NewEntry));
- ASSERT (NewEntry != NULL);
-
- NewEntry->Buffer = Buffer;
- NewEntry->BufferSize = Size;
-
- InsertTailList (&mPacketList, &NewEntry->Link);
-
- if (mReceiveEvent) {
- gBS->SignalEvent (mReceiveEvent);
- }
-}
-
-STATIC
-VOID
-DataSent (
- IN UINT8 EndpointIndex
- )
-{
- // Don't care.
-}
-
-/*
- Set up the transport system for use by Fastboot.
- e.g. For USB this probably means making the device enumerable.
-*/
-EFI_STATUS
-FastbootTransportUsbStart (
- EFI_EVENT ReceiveEvent
- )
-{
- GET_CONFIG_DESCRIPTOR_RESPONSE *Responses;
-
- mReceiveEvent = ReceiveEvent;
-
- mGetConfigDescriptorResponse.ConfigDescriptor.TotalLength = sizeof (GET_CONFIG_DESCRIPTOR_RESPONSE);
- Responses = &mGetConfigDescriptorResponse;
-
- InitializeListHead (&mPacketList);
-
- return mUsbDevice->Start (&mDeviceDescriptor, (VOID **) &Responses, DataReceived, DataSent);
-}
-
-/*
- Function to be called when all Fastboot transactions are finished, to
- de-initialise the transport system.
- e.g. A USB OTG system might want to get out of peripheral mode so it can be
- a USB host.
-*/
-EFI_STATUS
-FastbootTransportUsbStop (
- VOID
- )
-{
- // not yet implemented in USB
- return EFI_SUCCESS;
-}
-
-/*
- Send data. This function can be used both for command responses like "OKAY"
- and for the data phase (the protocol doesn't describe any situation when the
- latter might be necessary, but does allow it)
- */
-EFI_STATUS
-FastbootTransportUsbSend (
- IN UINTN BufferSize,
- IN CONST VOID *Buffer,
- IN EFI_EVENT *FatalErrorEvent
- )
-{
- // Current USB protocol is blocking, so ignore FatalErrorEvent
- return mUsbDevice->Send(1, BufferSize, Buffer);
-}
-
-/*
- When the event has been Signalled to say data is available from the host,
- this function is used to get data. In order to handle the case where several
- packets are received before ReceiveEvent's notify function is called, packets
- received are queued, and each call to this function returns the next packet in
- the queue. It should therefore be called in a loop, the exit condition being a
- return of EFI_NOT_READY.
-
- Parameters:
- Buffer - The buffer in which to place data
- BufferSize - The size of Buffer in bytes
-
- Return EFI_NOT_READY if there is no data available
-*/
-EFI_STATUS
-FastbootTransportUsbReceive (
- OUT UINTN *BufferSize,
- OUT VOID **Buffer
- )
-{
- FASTBOOT_USB_PACKET_LIST *Entry;
-
- if (IsListEmpty (&mPacketList)) {
- return EFI_NOT_READY;
- }
-
- Entry = (FASTBOOT_USB_PACKET_LIST *) GetFirstNode (&mPacketList);
-
- *BufferSize = Entry->BufferSize;
- *Buffer = Entry->Buffer;
-
- RemoveEntryList (&Entry->Link);
- FreePool (Entry);
-
- return EFI_SUCCESS;
-}
-
-STATIC FASTBOOT_TRANSPORT_PROTOCOL mTransportProtocol = {
- FastbootTransportUsbStart,
- FastbootTransportUsbStop,
- FastbootTransportUsbSend,
- FastbootTransportUsbReceive
-};
-
-EFI_STATUS
-FastbootTransportUsbEntryPoint (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
-
- // Assume there's only one USB peripheral controller.
- Status = gBS->LocateProtocol (&gUsbDeviceProtocolGuid, NULL, (VOID **) &mUsbDevice);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = gBS->InstallProtocolInterface (
- &ImageHandle,
- &gAndroidFastbootTransportProtocolGuid,
- EFI_NATIVE_INTERFACE,
- &mTransportProtocol
- );
- return Status;
-}
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