diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-06-27 23:30:55 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-06-27 23:30:55 +0000 |
| commit | 4b1bf81c20d5523554a83f6604df7930396f7c21 (patch) | |
| tree | 8764ce333f14a1e5722b9d0f75ac1e09f1e0df29 /MdeModulePkg/Bus/Usb/UsbBusPei/UsbIoPeim.c | |
| parent | 366f81a016c11a59669cdfb5adb714e6f036f65f (diff) | |
| download | edk2-platforms-4b1bf81c20d5523554a83f6604df7930396f7c21.tar.xz | |
MdeModulePkg: Add PEI USB drivers and related PPIs
Signed-off-by: jljusten
Reviewed-by: mdkinney
Reviewed-by: geekboy15a
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11901 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Bus/Usb/UsbBusPei/UsbIoPeim.c')
| -rw-r--r-- | MdeModulePkg/Bus/Usb/UsbBusPei/UsbIoPeim.c | 325 |
1 files changed, 325 insertions, 0 deletions
diff --git a/MdeModulePkg/Bus/Usb/UsbBusPei/UsbIoPeim.c b/MdeModulePkg/Bus/Usb/UsbBusPei/UsbIoPeim.c new file mode 100644 index 0000000000..897b22896a --- /dev/null +++ b/MdeModulePkg/Bus/Usb/UsbBusPei/UsbIoPeim.c @@ -0,0 +1,325 @@ +/** @file
+The module is used to implement Usb Io PPI interfaces.
+
+Copyright (c) 2006 - 2010, 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
+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.
+
+**/
+
+#include "UsbPeim.h"
+#include "PeiUsbLib.h"
+
+/**
+ Submits control transfer to a target USB device.
+
+ @param PeiServices The pointer of EFI_PEI_SERVICES.
+ @param This The pointer of PEI_USB_IO_PPI.
+ @param Request USB device request to send.
+ @param Direction Specifies the data direction for the data stage.
+ @param Timeout Indicates the maximum timeout, in millisecond.
+ @param Data Data buffer to be transmitted or received from USB device.
+ @param DataLength The size (in bytes) of the data buffer.
+
+ @retval EFI_SUCCESS Transfer was completed successfully.
+ @retval EFI_OUT_OF_RESOURCES The transfer failed due to lack of resources.
+ @retval EFI_INVALID_PARAMETER Some parameters are invalid.
+ @retval EFI_TIMEOUT Transfer failed due to timeout.
+ @retval EFI_DEVICE_ERROR Transfer failed due to host controller or device error.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiUsbControlTransfer (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_USB_IO_PPI *This,
+ IN EFI_USB_DEVICE_REQUEST *Request,
+ IN EFI_USB_DATA_DIRECTION Direction,
+ IN UINT32 Timeout,
+ IN OUT VOID *Data, OPTIONAL
+ IN UINTN DataLength OPTIONAL
+ )
+{
+ EFI_STATUS Status;
+ PEI_USB_DEVICE *PeiUsbDev;
+ UINT32 TransferResult;
+
+ PeiUsbDev = PEI_USB_DEVICE_FROM_THIS (This);
+
+ if (PeiUsbDev->Usb2HcPpi != NULL) {
+ Status = PeiUsbDev->Usb2HcPpi->ControlTransfer (
+ PeiServices,
+ PeiUsbDev->Usb2HcPpi,
+ PeiUsbDev->DeviceAddress,
+ PeiUsbDev->DeviceSpeed,
+ PeiUsbDev->MaxPacketSize0,
+ Request,
+ Direction,
+ Data,
+ &DataLength,
+ Timeout,
+ &(PeiUsbDev->Translator),
+ &TransferResult
+ );
+ } else {
+ Status = PeiUsbDev->UsbHcPpi->ControlTransfer (
+ PeiServices,
+ PeiUsbDev->UsbHcPpi,
+ PeiUsbDev->DeviceAddress,
+ PeiUsbDev->DeviceSpeed,
+ PeiUsbDev->MaxPacketSize0,
+ Request,
+ Direction,
+ Data,
+ &DataLength,
+ Timeout,
+ &TransferResult
+ );
+ }
+ return Status;
+}
+
+/**
+ Submits bulk transfer to a bulk endpoint of a USB device.
+
+ @param PeiServices The pointer of EFI_PEI_SERVICES.
+ @param This The pointer of PEI_USB_IO_PPI.
+ @param DeviceEndpoint Endpoint number and its direction in bit 7.
+ @param Data A pointer to the buffer of data to transmit
+ from or receive into.
+ @param DataLength The lenght of the data buffer.
+ @param Timeout Indicates the maximum time, in millisecond, which the
+ transfer is allowed to complete.
+
+ @retval EFI_SUCCESS The transfer was completed successfully.
+ @retval EFI_OUT_OF_RESOURCES The transfer failed due to lack of resource.
+ @retval EFI_INVALID_PARAMETER Parameters are invalid.
+ @retval EFI_TIMEOUT The transfer failed due to timeout.
+ @retval EFI_DEVICE_ERROR The transfer failed due to host controller error.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiUsbBulkTransfer (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_USB_IO_PPI *This,
+ IN UINT8 DeviceEndpoint,
+ IN OUT VOID *Data,
+ IN OUT UINTN *DataLength,
+ IN UINTN Timeout
+ )
+{
+ EFI_STATUS Status;
+ PEI_USB_DEVICE *PeiUsbDev;
+ UINT32 TransferResult;
+ UINTN MaxPacketLength;
+ UINT8 DataToggle;
+ UINT8 OldToggle;
+ EFI_USB_ENDPOINT_DESCRIPTOR *EndpointDescriptor;
+ UINT8 EndpointIndex;
+ VOID *Data2[EFI_USB_MAX_BULK_BUFFER_NUM];
+
+ PeiUsbDev = PEI_USB_DEVICE_FROM_THIS (This);
+
+ EndpointDescriptor = NULL;
+ EndpointIndex = 0;
+ Data2[0] = Data;
+ Data2[1] = NULL;
+
+ while (EndpointIndex < MAX_ENDPOINT) {
+ Status = PeiUsbGetEndpointDescriptor (PeiServices, This, EndpointIndex, &EndpointDescriptor);
+ if (EFI_ERROR (Status)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (EndpointDescriptor->EndpointAddress == DeviceEndpoint) {
+ break;
+ }
+
+ EndpointIndex++;
+ }
+
+ if (EndpointIndex == MAX_ENDPOINT) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ MaxPacketLength = PeiUsbDev->EndpointDesc[EndpointIndex]->MaxPacketSize;
+ if ((PeiUsbDev->DataToggle & (1 << EndpointIndex)) != 0) {
+ DataToggle = 1;
+ } else {
+ DataToggle = 0;
+ }
+
+ OldToggle = DataToggle;
+
+ if (PeiUsbDev->Usb2HcPpi != NULL) {
+ Status = PeiUsbDev->Usb2HcPpi->BulkTransfer (
+ PeiServices,
+ PeiUsbDev->Usb2HcPpi,
+ PeiUsbDev->DeviceAddress,
+ DeviceEndpoint,
+ PeiUsbDev->DeviceSpeed,
+ MaxPacketLength,
+ Data2,
+ DataLength,
+ &DataToggle,
+ Timeout,
+ &(PeiUsbDev->Translator),
+ &TransferResult
+ );
+ } else {
+ Status = PeiUsbDev->UsbHcPpi->BulkTransfer (
+ PeiServices,
+ PeiUsbDev->UsbHcPpi,
+ PeiUsbDev->DeviceAddress,
+ DeviceEndpoint,
+ (UINT8) MaxPacketLength,
+ Data,
+ DataLength,
+ &DataToggle,
+ Timeout,
+ &TransferResult
+ );
+ }
+
+ if (OldToggle != DataToggle) {
+ PeiUsbDev->DataToggle = (UINT8) (PeiUsbDev->DataToggle ^ (1 << EndpointIndex));
+ }
+
+ return Status;
+}
+
+/**
+ Get the usb interface descriptor.
+
+ @param PeiServices General-purpose services that are available to every PEIM.
+ @param This Indicates the PEI_USB_IO_PPI instance.
+ @param InterfaceDescriptor Request interface descriptor.
+
+
+ @retval EFI_SUCCESS Usb interface descriptor is obtained successfully.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiUsbGetInterfaceDescriptor (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_USB_IO_PPI *This,
+ OUT EFI_USB_INTERFACE_DESCRIPTOR **InterfaceDescriptor
+ )
+{
+ PEI_USB_DEVICE *PeiUsbDev;
+ PeiUsbDev = PEI_USB_DEVICE_FROM_THIS (This);
+ *InterfaceDescriptor = PeiUsbDev->InterfaceDesc;
+ return EFI_SUCCESS;
+}
+
+/**
+ Get the usb endpoint descriptor.
+
+ @param PeiServices General-purpose services that are available to every PEIM.
+ @param This Indicates the PEI_USB_IO_PPI instance.
+ @param EndpointIndex The valid index of the specified endpoint.
+ @param EndpointDescriptor Request endpoint descriptor.
+
+ @retval EFI_SUCCESS Usb endpoint descriptor is obtained successfully.
+ @retval EFI_NOT_FOUND Usb endpoint descriptor is NOT found.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiUsbGetEndpointDescriptor (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_USB_IO_PPI *This,
+ IN UINT8 EndpointIndex,
+ OUT EFI_USB_ENDPOINT_DESCRIPTOR **EndpointDescriptor
+ )
+{
+ PEI_USB_DEVICE *PeiUsbDev;
+
+ PeiUsbDev = PEI_USB_DEVICE_FROM_THIS (This);
+
+ ASSERT (EndpointDescriptor != NULL);
+
+ //
+ // The valid range of EndpointIndex is 0..15
+ // If EndpointIndex is lesser than 15 but larger than the number of interfaces,
+ // a EFI_NOT_FOUND should be returned
+ //
+ ASSERT (EndpointIndex <= 15);
+
+ if (EndpointIndex >= PeiUsbDev->InterfaceDesc->NumEndpoints) {
+ return EFI_NOT_FOUND;
+ }
+
+ *EndpointDescriptor = PeiUsbDev->EndpointDesc[EndpointIndex];
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Reset the port and re-configure the usb device.
+
+ @param PeiServices General-purpose services that are available to every PEIM.
+ @param This Indicates the PEI_USB_IO_PPI instance.
+
+ @retval EFI_SUCCESS Usb device is reset and configured successfully.
+ @retval Others Other failure occurs.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiUsbPortReset (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_USB_IO_PPI *This
+ )
+{
+ PEI_USB_DEVICE *PeiUsbDev;
+ EFI_STATUS Status;
+ UINT8 Address;
+
+ PeiUsbDev = PEI_USB_DEVICE_FROM_THIS (This);
+
+ ResetRootPort (
+ PeiServices,
+ PeiUsbDev->UsbHcPpi,
+ PeiUsbDev->Usb2HcPpi,
+ PeiUsbDev->DeviceAddress,
+ 0
+ );
+
+ //
+ // Set address
+ //
+ Address = PeiUsbDev->DeviceAddress;
+ PeiUsbDev->DeviceAddress = 0;
+
+ Status = PeiUsbSetDeviceAddress (
+ PeiServices,
+ This,
+ Address
+ );
+
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ PeiUsbDev->DeviceAddress = Address;
+
+ //
+ // Set default configuration
+ //
+ Status = PeiUsbSetConfiguration (
+ PeiServices,
+ This
+ );
+
+ return Status;
+}
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