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//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
// $Header: /Alaska/SOURCE/Modules/KbcEmulation/ALASKA/KBCEMUL/KbcEmulIrq.c 5 2/10/11 1:13a Rameshr $
//
// $Revision: 5 $
//
// $Date: 2/10/11 1:13a $
//
//****************************************************************************
// Revision History
// ----------------
// $Log: /Alaska/SOURCE/Modules/KbcEmulation/ALASKA/KBCEMUL/KbcEmulIrq.c $
//
// 5 2/10/11 1:13a Rameshr
// [TAG] EIP53687
// [Category] Improvement
// [Description] AMI headers update for KbcEmulation Module
// [Files] KbcEmul.mak,KbcEmul.dxs,KbcEmul.c,KbcEmul.h,KbcEmulLib.h,Kbc
// EmulLib.c,Kbc.h,KbcDevEmul.h,Kbccore.c,Legacykbc.c,Legacykbd.c,LegacyMo
// use.c,VirtualKbc.c,VirtualKbd.c,VirtualMouse.c,Ap4x.h,Ap4x.c,KbcUhci.c,
// KbcUhci.h,KbcEmulIrq.c, KbcOhci.c, Kbcohci.h
//
// 4 7/08/10 2:00a Rameshr
// Ohci Emulation support Added.
// EIP 39712
//
// 3 6/30/09 11:37a Rameshr
// Coding Standard and File header updated.
//
// 2 8/07/08 10:20a Rameshraju
// IRQ1 enabled before generating IRQ1
//
// 1 12/14/07 10:26a Rameshraju
// Initial Check-in
//****************************************************************************
//<AMI_FHDR_START>
//****************************************************************************
// Name: KbcEmulIrq.c
//
// Description: Handles the IRQ1 and IRQ12 generation
//
//****************************************************************************
//<AMI_FHDR_END>
#ifdef FRAMEWORK_AP4
#include "token.h"
#else
#include "tokens.h"
#endif
#include "KbcEmul.h"
#include "KbcEmulLib.h"
#include "KbcDevEmul.h"
#if OHCI_EMUL_SUPPORT
#include "KbcOhci.h"
#endif
VOID GenerateIRQ12(VIRTKBC*);
VOID GenerateIRQ1(VIRTKBC*);
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: GenerateIRQ12
//
// Description: Generate IRQ1
//
// Input: None
//
// Output: None
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID
GenerateIRQ12(VIRTKBC* vkbc)
{
#if UHCI_EMUL_SUPPORT
UINT8 Value8;
Value8=ByteReadIO(SW_IRQ_GENERATION_REG);
ByteWriteIO(SW_IRQ_GENERATION_REG, 0);
ByteWriteIO(SW_IRQ_GENERATION_REG, 2);
return;
#else
if (GetHceStatus() & HCE_STS_OUTPUTFULL ){
SetHceControl((GetHceControl() | HCE_CNTRL_IRQ_ENABLE));
} else {
SetHceStatus((GetHceStatus() | HCE_STS_OUTPUTFULL | HCE_STS_AUXOUTPUTFULL));
SetHceControl((GetHceControl() | HCE_CNTRL_IRQ_ENABLE));
}
return;
#endif
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: GenerateIRQ1
//
// Description: Generate IRQ1
//
// Input: None
//
// Output: None
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID
GenerateIRQ1(VIRTKBC* vkbc)
{
#if UHCI_EMUL_SUPPORT
UINT8 Value8;
UINT8 IrqMask;
//
//Enable IRQ1 before generating the IRQ1.
//
IrqMask = ByteReadIO(0x21);
if (IrqMask & 0x02) {
IrqMask &= 0xFD;
ByteWriteIO (0x21, IrqMask);
}
Value8=ByteReadIO(SW_IRQ_GENERATION_REG);
ByteWriteIO(SW_IRQ_GENERATION_REG, 0);
ByteWriteIO(SW_IRQ_GENERATION_REG, 1);
return;
#else
UINT8 IrqMask;
//
//Enable IRQ1 before generating the IRQ1.
//
IrqMask = ByteReadIO(0x21);
if (IrqMask & 0x02) {
IrqMask &= 0xFD;
ByteWriteIO (0x21, IrqMask);
}
if (GetHceStatus() & HCE_STS_OUTPUTFULL ){
SetHceControl((GetHceControl() | HCE_CNTRL_IRQ_ENABLE));
} else {
vkbc->st_ |= KBC_STATUS_OBF;
SetHceStatus((GetHceStatus() | KBC_STATUS_OBF));
SetHceControl((GetHceControl() | HCE_CNTRL_IRQ_ENABLE));
}
return;
#endif
}
//****************************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
|
