diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppy.c')
| -rw-r--r-- | IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppy.c | 515 |
1 files changed, 0 insertions, 515 deletions
diff --git a/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppy.c b/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppy.c deleted file mode 100644 index 65555d3eb1..0000000000 --- a/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppy.c +++ /dev/null @@ -1,515 +0,0 @@ -/** @file
- ISA Floppy Disk UEFI Driver conforming to the UEFI driver model
-
- 1. Support two types diskette drive
- 1.44M drive and 2.88M drive (and now only support 1.44M)
- 2. Support two diskette drives per floppy disk controller
- 3. Use DMA channel 2 to transfer data
- 4. Do not use interrupt
- 5. Support diskette change line signal and write protect
-
-Copyright (c) 2006 - 2009, 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 "IsaFloppy.h"
-
-LIST_ENTRY mControllerHead = INITIALIZE_LIST_HEAD_VARIABLE (mControllerHead);
-
-//
-// ISA Floppy Driver Binding Protocol
-//
-EFI_DRIVER_BINDING_PROTOCOL gFdcControllerDriver = {
- FdcControllerDriverSupported,
- FdcControllerDriverStart,
- FdcControllerDriverStop,
- 0xa,
- NULL,
- NULL
-};
-
-
-/**
- The main Entry Point for this driver.
-
- @param[in] ImageHandle The firmware allocated handle for the EFI image.
- @param[in] SystemTable A pointer to the EFI System Table.
-
- @retval EFI_SUCCESS The entry point is executed successfully.
- @retval other Some error occurs when executing this entry point.
-**/
-EFI_STATUS
-EFIAPI
-InitializeIsaFloppy(
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
-
- //
- // Install driver model protocol(s).
- //
- Status = EfiLibInstallDriverBindingComponentName2 (
- ImageHandle,
- SystemTable,
- &gFdcControllerDriver,
- ImageHandle,
- &gIsaFloppyComponentName,
- &gIsaFloppyComponentName2
- );
- ASSERT_EFI_ERROR (Status);
-
- return Status;
-}
-
-/**
- Test if the controller is a floppy disk drive device
-
- @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
- @param[in] Controller The handle of the controller to test.
- @param[in] RemainingDevicePath A pointer to the remaining portion of a device path.
-
- @retval EFI_SUCCESS The device is supported by this driver.
- @retval EFI_ALREADY_STARTED The device is already being managed by this driver.
- @retval EFI_ACCESS_DENIED The device is already being managed by a different driver
- or an application that requires exclusive access.
- @retval EFI_UNSUPPORTED The device is is not supported by this driver.
-**/
-EFI_STATUS
-EFIAPI
-FdcControllerDriverSupported (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
- )
-{
- EFI_STATUS Status;
- EFI_ISA_IO_PROTOCOL *IsaIo;
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
-
- //
- // Ignore the parameter RemainingDevicePath because this is a device driver.
- //
-
- //
- // Open the device path protocol
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiDevicePathProtocolGuid,
- (VOID **) &ParentDevicePath,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- gBS->CloseProtocol (
- Controller,
- &gEfiDevicePathProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
-
- //
- // Open the ISA I/O Protocol
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiIsaIoProtocolGuid,
- (VOID **) &IsaIo,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // Use the ISA I/O Protocol to see if Controller is a floppy disk drive device
- //
- Status = EFI_SUCCESS;
- if (IsaIo->ResourceList->Device.HID != EISA_PNP_ID (0x604)) {
- Status = EFI_UNSUPPORTED;
- }
- //
- // Close the ISA I/O Protocol
- //
- gBS->CloseProtocol (
- Controller,
- &gEfiIsaIoProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
-
- return Status;
-}
-
-/**
- Start this driver on Controller.
-
- @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
- @param[in] ControllerHandle The handle of the controller to start. This handle
- must support a protocol interface that supplies
- an I/O abstraction to the driver.
- @param[in] RemainingDevicePath A pointer to the remaining portion of a device path.
- This parameter is ignored by device drivers, and is optional for bus drivers.
-
- @retval EFI_SUCCESS The device was started.
- @retval EFI_DEVICE_ERROR The device could not be started due to a device error.
- Currently not implemented.
- @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
- @retval Others The driver failded to start the device.
-**/
-EFI_STATUS
-EFIAPI
-FdcControllerDriverStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
- )
-{
- EFI_STATUS Status;
- FDC_BLK_IO_DEV *FdcDev;
- EFI_ISA_IO_PROTOCOL *IsaIo;
- UINTN Index;
- LIST_ENTRY *List;
- BOOLEAN Found;
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
-
- FdcDev = NULL;
- IsaIo = NULL;
-
- //
- // Open the device path protocol
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiDevicePathProtocolGuid,
- (VOID **) &ParentDevicePath,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // Report enable progress code
- //
- REPORT_STATUS_CODE_WITH_DEVICE_PATH (
- EFI_PROGRESS_CODE,
- EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_ENABLE,
- ParentDevicePath
- );
-
- //
- // Open the ISA I/O Protocol
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiIsaIoProtocolGuid,
- (VOID **) &IsaIo,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- goto Done;
- }
- //
- // Allocate the floppy device's Device structure
- //
- FdcDev = AllocateZeroPool (sizeof (FDC_BLK_IO_DEV));
- if (FdcDev == NULL) {
- goto Done;
- }
- //
- // Initialize the floppy device's device structure
- //
- FdcDev->Signature = FDC_BLK_IO_DEV_SIGNATURE;
- FdcDev->Handle = Controller;
- FdcDev->IsaIo = IsaIo;
- FdcDev->Disk = (EFI_FDC_DISK) IsaIo->ResourceList->Device.UID;
- FdcDev->Cache = NULL;
- FdcDev->Event = NULL;
- FdcDev->ControllerState = NULL;
- FdcDev->DevicePath = ParentDevicePath;
-
- FdcDev->ControllerNameTable = NULL;
- AddName (FdcDev);
-
- //
- // Look up the base address of the Floppy Disk Controller which controls this floppy device
- //
- for (Index = 0; FdcDev->IsaIo->ResourceList->ResourceItem[Index].Type != EfiIsaAcpiResourceEndOfList; Index++) {
- if (FdcDev->IsaIo->ResourceList->ResourceItem[Index].Type == EfiIsaAcpiResourceIo) {
- FdcDev->BaseAddress = (UINT16) FdcDev->IsaIo->ResourceList->ResourceItem[Index].StartRange;
- }
- }
- //
- // Maintain the list of floppy disk controllers
- //
- Found = FALSE;
- List = mControllerHead.ForwardLink;
- while (List != &mControllerHead) {
- FdcDev->ControllerState = FLOPPY_CONTROLLER_FROM_LIST_ENTRY (List);
- if (FdcDev->BaseAddress == FdcDev->ControllerState->BaseAddress) {
- Found = TRUE;
- break;
- }
-
- List = List->ForwardLink;
- }
-
- if (!Found) {
- //
- // A new floppy disk controller controlling this floppy disk drive is found
- //
- FdcDev->ControllerState = AllocatePool (sizeof (FLOPPY_CONTROLLER_CONTEXT));
- if (FdcDev->ControllerState == NULL) {
- goto Done;
- }
-
- FdcDev->ControllerState->Signature = FLOPPY_CONTROLLER_CONTEXT_SIGNATURE;
- FdcDev->ControllerState->FddResetPerformed = FALSE;
- FdcDev->ControllerState->NeedRecalibrate = FALSE;
- FdcDev->ControllerState->BaseAddress = FdcDev->BaseAddress;
- FdcDev->ControllerState->NumberOfDrive = 0;
-
- InsertTailList (&mControllerHead, &FdcDev->ControllerState->Link);
- }
- //
- // Create a timer event for each floppy disk drive device.
- // This timer event is used to control the motor on and off
- //
- Status = gBS->CreateEvent (
- EVT_TIMER | EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- FddTimerProc,
- FdcDev,
- &FdcDev->Event
- );
- if (EFI_ERROR (Status)) {
- goto Done;
- }
- //
- // Reset the Floppy Disk Controller
- //
- if (!FdcDev->ControllerState->FddResetPerformed) {
- FdcDev->ControllerState->FddResetPerformed = TRUE;
- FdcDev->ControllerState->FddResetStatus = FddReset (FdcDev);
- }
-
- if (EFI_ERROR (FdcDev->ControllerState->FddResetStatus)) {
- Status = EFI_DEVICE_ERROR;
- goto Done;
- }
-
- REPORT_STATUS_CODE_WITH_DEVICE_PATH (
- EFI_PROGRESS_CODE,
- EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_PRESENCE_DETECT,
- ParentDevicePath
- );
-
- //
- // Discover the Floppy Drive
- //
- Status = DiscoverFddDevice (FdcDev);
- if (EFI_ERROR (Status)) {
- Status = EFI_DEVICE_ERROR;
- goto Done;
- }
- //
- // Install protocol interfaces for the serial device.
- //
- Status = gBS->InstallMultipleProtocolInterfaces (
- &Controller,
- &gEfiBlockIoProtocolGuid,
- &FdcDev->BlkIo,
- NULL
- );
- if (!EFI_ERROR (Status)) {
- FdcDev->ControllerState->NumberOfDrive++;
- }
-
-Done:
- if (EFI_ERROR (Status)) {
-
- REPORT_STATUS_CODE_WITH_DEVICE_PATH (
- EFI_ERROR_CODE | EFI_ERROR_MINOR,
- EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_EC_CONTROLLER_ERROR,
- ParentDevicePath
- );
-
- //
- // If a floppy drive device structure was allocated, then free it
- //
- if (FdcDev != NULL) {
- if (FdcDev->Event != NULL) {
- //
- // Close the event for turning the motor off
- //
- gBS->CloseEvent (FdcDev->Event);
- }
-
- FreeUnicodeStringTable (FdcDev->ControllerNameTable);
- FreePool (FdcDev);
- }
-
- //
- // Close the ISA I/O Protocol
- //
- if (IsaIo != NULL) {
- gBS->CloseProtocol (
- Controller,
- &gEfiIsaIoProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
- }
-
- //
- // Close the device path protocol
- //
- gBS->CloseProtocol (
- Controller,
- &gEfiDevicePathProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
- }
-
- return Status;
-}
-
-/**
- Stop this driver on ControllerHandle.
-
- @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
- @param[in] ControllerHandle A handle to the device being stopped. The handle must
- support a bus specific I/O protocol for the driver
- to use to stop the device.
- @param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer.
- @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL
- if NumberOfChildren is 0.
-
- @retval EFI_SUCCESS The device was stopped.
- @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
-**/
-EFI_STATUS
-EFIAPI
-FdcControllerDriverStop (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN UINTN NumberOfChildren,
- IN EFI_HANDLE *ChildHandleBuffer
- )
-{
- EFI_STATUS Status;
- EFI_BLOCK_IO_PROTOCOL *BlkIo;
- FDC_BLK_IO_DEV *FdcDev;
-
- //
- // Ignore NumberOfChildren since this is a device driver
- //
-
- //
- // Get the Block I/O Protocol on Controller
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiBlockIoProtocolGuid,
- (VOID **) &BlkIo,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- //
- // Get the floppy drive device's Device structure
- //
- FdcDev = FDD_BLK_IO_FROM_THIS (BlkIo);
-
- //
- // Report disable progress code
- //
- REPORT_STATUS_CODE_WITH_DEVICE_PATH (
- EFI_PROGRESS_CODE,
- EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_DISABLE,
- FdcDev->DevicePath
- );
-
- //
- // Uninstall the Block I/O Protocol
- //
- Status = gBS->UninstallProtocolInterface (
- Controller,
- &gEfiBlockIoProtocolGuid,
- &FdcDev->BlkIo
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Close the event for turning the motor off
- //
- gBS->CloseEvent (FdcDev->Event);
-
- //
- // Turn the motor off on the floppy drive device
- //
- FddTimerProc (FdcDev->Event, FdcDev);
-
- //
- // Close the device path protocol
- //
- gBS->CloseProtocol (
- Controller,
- &gEfiDevicePathProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
-
- //
- // Close the ISA I/O Protocol
- //
- gBS->CloseProtocol (
- Controller,
- &gEfiIsaIoProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
-
- //
- // Free the controller list if needed
- //
- FdcDev->ControllerState->NumberOfDrive--;
-
- //
- // Free the cache if one was allocated
- //
- FdcFreeCache (FdcDev);
-
- //
- // Free the floppy drive device's device structure
- //
- FreeUnicodeStringTable (FdcDev->ControllerNameTable);
- FreePool (FdcDev);
-
- return EFI_SUCCESS;
-}
-
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