Add in Ps2keyboard.inf and Ps2Mouse.inf to IntelFrameworkModuelPkg
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3112 6f19259b-4bc3-4df7-8a09-765794883524
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306
IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c
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306
IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c
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/*++
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Copyright (c) 2006, Intel Corporation. All rights reserved. <BR>
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This software and associated documentation (if any) is furnished
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under a license and may only be used or copied in accordance
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with the terms of the license. Except as permitted by such
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license, no part of this software or documentation may be
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reproduced, stored in a retrieval system, or transmitted in any
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form or by any means without the express written consent of
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Intel Corporation.
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Module Name:
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Ps2KbdTextIn.c
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Abstract:
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PS/2 Keyboard driver
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Routines that support SIMPLE_TEXT_IN protocol
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Revision History
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--*/
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//
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// Include common header file for this module.
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//
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#include "CommonHeader.h"
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#include "Ps2Keyboard.h"
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//
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// function declarations
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//
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EFI_STATUS
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EFIAPI
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KeyboardEfiReset (
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IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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);
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EFI_STATUS
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EFIAPI
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KeyboardReadKeyStroke (
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IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,
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OUT EFI_INPUT_KEY *Key
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);
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VOID
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EFIAPI
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KeyboardWaitForKey (
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IN EFI_EVENT Event,
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IN VOID *Context
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);
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EFI_STATUS
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KeyboardCheckForKey (
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IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This
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);
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EFI_STATUS
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EFIAPI
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KeyboardEfiReset (
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IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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)
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/*++
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Routine Description:
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Implement SIMPLE_TEXT_IN.Reset()
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Perform 8042 controller and keyboard initialization
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Arguments:
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Returns:
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--*/
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// GC_TODO: This - add argument and description to function comment
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// GC_TODO: ExtendedVerification - add argument and description to function comment
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// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment
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// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment
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// GC_TODO: EFI_SUCCESS - add return value to function comment
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{
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EFI_STATUS Status;
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KEYBOARD_CONSOLE_IN_DEV *ConsoleIn;
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EFI_TPL OldTpl;
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ConsoleIn = KEYBOARD_CONSOLE_IN_DEV_FROM_THIS (This);
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if (ConsoleIn->KeyboardErr) {
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return EFI_DEVICE_ERROR;
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}
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REPORT_STATUS_CODE_WITH_DEVICE_PATH (
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EFI_PROGRESS_CODE,
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EFI_PERIPHERAL_KEYBOARD | EFI_P_PC_RESET,
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ConsoleIn->DevicePath
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);
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//
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// Enter critical section
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//
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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//
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// Call InitKeyboard to initialize the keyboard
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//
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Status = InitKeyboard (ConsoleIn, ExtendedVerification);
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if (EFI_ERROR (Status)) {
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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return EFI_DEVICE_ERROR;
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}
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//
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// Clear the status of ConsoleIn.Key
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//
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ConsoleIn->Key.ScanCode = SCAN_NULL;
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ConsoleIn->Key.UnicodeChar = 0x0000;
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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//
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// Report the status If a stuck key was detected
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//
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if (KeyReadStatusRegister (ConsoleIn) & 0x01) {
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REPORT_STATUS_CODE_WITH_DEVICE_PATH (
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EFI_ERROR_CODE | EFI_ERROR_MINOR,
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EFI_PERIPHERAL_KEYBOARD | EFI_P_KEYBOARD_EC_STUCK_KEY,
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ConsoleIn->DevicePath
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);
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}
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//
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// Report the status If keyboard is locked
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//
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if (!(KeyReadStatusRegister (ConsoleIn) & 0x10)) {
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REPORT_STATUS_CODE_WITH_DEVICE_PATH (
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EFI_ERROR_CODE | EFI_ERROR_MINOR,
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EFI_PERIPHERAL_KEYBOARD | EFI_P_KEYBOARD_EC_LOCKED,
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ConsoleIn->DevicePath
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);
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}
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return EFI_SUCCESS;
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}
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EFI_STATUS
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EFIAPI
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KeyboardReadKeyStroke (
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IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,
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OUT EFI_INPUT_KEY *Key
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)
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/*++
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Routine Description:
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Implement SIMPLE_TEXT_IN.ReadKeyStroke().
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Retrieve key values for driver user.
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Arguments:
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Returns:
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--*/
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// GC_TODO: This - add argument and description to function comment
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// GC_TODO: Key - add argument and description to function comment
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// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment
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// GC_TODO: EFI_NOT_READY - add return value to function comment
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// GC_TODO: EFI_SUCCESS - add return value to function comment
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{
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EFI_STATUS Status;
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KEYBOARD_CONSOLE_IN_DEV *ConsoleIn;
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EFI_TPL OldTpl;
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ConsoleIn = KEYBOARD_CONSOLE_IN_DEV_FROM_THIS (This);
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//
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// Enter critical section
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//
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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if (ConsoleIn->KeyboardErr) {
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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return EFI_DEVICE_ERROR;
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}
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//
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// If there's no key, just return
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//
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Status = KeyboardCheckForKey (This);
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if (EFI_ERROR (Status)) {
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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return EFI_NOT_READY;
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}
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Key->ScanCode = ConsoleIn->Key.ScanCode;
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Key->UnicodeChar = ConsoleIn->Key.UnicodeChar;
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ConsoleIn->Key.ScanCode = SCAN_NULL;
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ConsoleIn->Key.UnicodeChar = 0x0000;
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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return EFI_SUCCESS;
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}
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VOID
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EFIAPI
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KeyboardWaitForKey (
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IN EFI_EVENT Event,
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IN VOID *Context
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)
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/*++
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Routine Description:
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Event notification function for SIMPLE_TEXT_IN.WaitForKey event
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Signal the event if there is key available
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Arguments:
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Returns:
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--*/
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// GC_TODO: Event - add argument and description to function comment
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// GC_TODO: Context - add argument and description to function comment
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{
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EFI_TPL OldTpl;
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KEYBOARD_CONSOLE_IN_DEV *ConsoleIn;
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ConsoleIn = KEYBOARD_CONSOLE_IN_DEV_FROM_THIS (Context);
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//
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// Enter critical section
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//
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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if (ConsoleIn->KeyboardErr) {
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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return ;
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}
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//
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// Someone is waiting on the keyboard event, if there's
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// a key pending, signal the event
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//
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if (!EFI_ERROR (KeyboardCheckForKey (Context))) {
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gBS->SignalEvent (Event);
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}
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//
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// Leave critical section and return
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//
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gBS->RestoreTPL (OldTpl);
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return ;
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}
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EFI_STATUS
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KeyboardCheckForKey (
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IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This
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)
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/*++
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Returns:
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EFI_SUCCESS - GC_TODO: Add description for return value
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--*/
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{
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KEYBOARD_CONSOLE_IN_DEV *ConsoleIn;
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ConsoleIn = KEYBOARD_CONSOLE_IN_DEV_FROM_THIS (This);
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//
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// If ready to read next key, check it
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//
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if (ConsoleIn->Key.ScanCode == SCAN_NULL && ConsoleIn->Key.UnicodeChar == 0x00) {
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return KeyGetchar (ConsoleIn);
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}
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return EFI_SUCCESS;
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}
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