diff options
Diffstat (limited to 'Core/EM/KbcEmul/KbcEmulIrq.c')
| -rw-r--r-- | Core/EM/KbcEmul/KbcEmulIrq.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/Core/EM/KbcEmul/KbcEmulIrq.c b/Core/EM/KbcEmul/KbcEmulIrq.c new file mode 100644 index 0000000..f43cbcc --- /dev/null +++ b/Core/EM/KbcEmul/KbcEmulIrq.c @@ -0,0 +1,178 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (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 ** +//** ** +//********************************************************************** +//********************************************************************** |