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Diffstat (limited to 'Core/EM/KbcEmul/KbcEmulLib.c')
| -rw-r--r-- | Core/EM/KbcEmul/KbcEmulLib.c | 572 |
1 files changed, 572 insertions, 0 deletions
diff --git a/Core/EM/KbcEmul/KbcEmulLib.c b/Core/EM/KbcEmul/KbcEmulLib.c new file mode 100644 index 0000000..8e84535 --- /dev/null +++ b/Core/EM/KbcEmul/KbcEmulLib.c @@ -0,0 +1,572 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (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/KbcEmulLib.c 4 2/10/11 1:00a Rameshr $ +// +// $Revision: 4 $ +// +// $Date: 2/10/11 1:00a $ +// +//**************************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/KbcEmulation/ALASKA/KBCEMUL/KbcEmulLib.c $ +// +// 4 2/10/11 1:00a 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 +// +// 3 6/30/09 11:29a Rameshr +// Coding Standard and File header updated. +// +// 2 2/05/09 9:40a Rameshr +// Symptom : With Latest CSM Emulation doesn't work. +// Solution: Added Emulation enable code in outside SMM. This is called +// from Uhcd.c when ever USB mode changes to Legacy +// EIP:18730 +// +// 1 12/14/07 10:26a Rameshraju +// Initial Check-in +//**************************************************************************** + +//<AMI_FHDR_START> +//********************************************************************** +// Name: KbcEmullib.c +// +// Description: KBC emulation lib file that used in other files +// +//********************************************************************** +//<AMI_FHDR_END> + +#include "KbcEmul.h" +#include "KbcEmulLib.h" + +UINT16 WritePCIConfig(UINT16, UINT8); + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: ByteReadIO +// +// Description: This routine reads a Byte from the specified IO address +// +// Input: wIOAddr I/O address to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT8 +ByteReadIO(UINT16 wIOAddr) +{ + UINT8 value; + gSmst->SmmIo.Io.Read(&gSmst->SmmIo, SMM_IO_UINT8, (UINT64)wIOAddr, 1, &value); + return value; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: ByteWriteIO +// +// Description: This routine writes a byte to the specified IO address +// +// Input: wIOAddr I/O address to write +// bValue Byte value to write +// +// Output: None +// +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +ByteWriteIO (UINT16 wIOAddr, UINT8 bValue) +{ + gSmst->SmmIo.Io.Write(&gSmst->SmmIo, SMM_IO_UINT8, (UINT64)wIOAddr, 1, &bValue); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: WordReadIO +// +// Description: This routine reads a Word from the specified IO address +// +// Input: wIOAddr I/O address to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT16 +WordReadIO(UINT16 wIOAddr) +{ + UINT16 value; + gSmst->SmmIo.Io.Read(&gSmst->SmmIo, SMM_IO_UINT16, (UINT64)wIOAddr, 1, &value); + return value; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: WordWriteIO +// +// Description: This routine writes a word to the specified IO address +// +// Input: wIOAddr I/O address to write +// wValue Word value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +WordWriteIO (UINT16 wIOAddr, UINT16 wValue) +{ + gSmst->SmmIo.Io.Write(&gSmst->SmmIo, SMM_IO_UINT16, (UINT64)wIOAddr, 1, &wValue); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: DwordReadIO +// +// Description: This routine reads a dword from the specified IO address +// +// Input: wIOAddr I/O address to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT32 +DwordReadIO(UINT16 wIOAddr) +{ + UINT32 value; + gSmst->SmmIo.Io.Read(&gSmst->SmmIo, SMM_IO_UINT32, (UINT64)wIOAddr, 1, &value); + return value; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: DwordWriteIO +// +// Description: This routine writes a double word to the specified IO address +// +// Input: wIOAddr I/O address to write +// dValue Double word value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +DwordWriteIO(UINT16 wIOAddr, UINT32 dValue) +{ + gSmst->SmmIo.Io.Write(&gSmst->SmmIo, SMM_IO_UINT32, (UINT64)wIOAddr, 1, &dValue); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: ReadPCIConfig +// +// Description: This routine reads from the PCI configuration space register +// the value can be typecasted to 8bits - 32bits +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT32 +ReadPCIConfig(UINT16 BusDevFunc, UINT8 Register) +{ + UINT32 data; + DwordWriteIO(0xCF8, (UINT32)(0x80000000 | (BusDevFunc<<8) | (Register & 0xFC))); + data = DwordReadIO(0xCFC); + return (data >> ((Register & 3) << 3)); // Adjust uneven register + +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: ByteWritePCIConfig +// +// Description: This routine writes a byte value to the PCI configuration +// register space +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// Value - Value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +ByteWritePCIConfig(UINT16 BusDevFunc, UINT8 Register, UINT8 Value) +{ + UINT16 wIOAddr; + wIOAddr = WritePCIConfig(BusDevFunc, Register); + ByteWriteIO (wIOAddr, Value); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: WordWritePCIConfig +// +// Description: This routine writes a byte value to the PCI configuration +// register space +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// Value - Value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +WordWritePCIConfig(UINT16 BusDevFunc, UINT8 Register, UINT16 Value) +{ + UINT16 wIOAddr; + wIOAddr = WritePCIConfig(BusDevFunc, Register); + WordWriteIO (wIOAddr, Value); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: DwordWritePCIConfig +// +// Description: This routine writes a Dword value to the PCI configuration +// register space +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// Value - Value to write +// +// Output: None +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +DwordWritePCIConfig(UINT16 BusDevFunc, UINT8 Register, UINT32 Value) +{ + UINT16 wIOAddr; + wIOAddr = WritePCIConfig(BusDevFunc, Register); + DwordWriteIO (wIOAddr, Value); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: WritePCIConfig +// +// Description: This function opens PCI configuration for a given register +// +// Input: wBDF - Bus, device and function number +// bReg - Register number to read +// +// Output: IO register to write the value +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT16 +WritePCIConfig(UINT16 wBDF, UINT8 bReg) +{ + DwordWriteIO(0xCF8, (UINT32)(0x80000000 | (wBDF<<8) | (bReg & 0xFC))); + return (UINT16)(0xCFC+(bReg & 3)); +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmByteReadIO +// +// Description: This routine reads a Byte from the specified IO address +// +// Input: wIOAddr I/O address to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT8 +NonSmmByteReadIO(UINT16 wIOAddr) +{ + UINT8 value; + CpuIo->Io.Read(CpuIo, EfiCpuIoWidthUint8, wIOAddr, 1, &value); + return value; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmByteWriteIO +// +// Description: This routine writes a byte to the specified IO address +// +// Input: wIOAddr I/O address to write +// bValue Byte value to write +// +// Output: None +// +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +NonSmmByteWriteIO (UINT16 wIOAddr, UINT8 bValue) +{ + CpuIo->Io.Write(CpuIo, EfiCpuIoWidthUint8, wIOAddr, 1, &bValue); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmWordReadIO +// +// Description: This routine reads a Word from the specified IO address +// +// Input: wIOAddr I/O address to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT16 +NonSmmWordReadIO(UINT16 wIOAddr) +{ + UINT16 value; + CpuIo->Io.Read(CpuIo, EfiCpuIoWidthUint16, wIOAddr, 1, &value); + return value; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmWordWriteIO +// +// Description: This routine writes a word to the specified IO address +// +// Input: wIOAddr I/O address to write +// wValue Word value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +NonSmmWordWriteIO (UINT16 wIOAddr, UINT16 wValue) +{ + CpuIo->Io.Write(CpuIo, EfiCpuIoWidthUint16, wIOAddr, 1, &wValue); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmDwordReadIO +// +// Description: This routine reads a dword from the specified IO address +// +// Input: wIOAddr I/O address to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT32 +NonSmmDwordReadIO(UINT16 wIOAddr) +{ + UINT32 value; + CpuIo->Io.Read(CpuIo, EfiCpuIoWidthUint32, wIOAddr, 1, &value); + return value; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmDwordWriteIO +// +// Description: This routine writes a double word to the specified IO address +// +// Input: wIOAddr I/O address to write +// dValue Double word value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +NonSmmDwordWriteIO(UINT16 wIOAddr, UINT32 dValue) +{ + CpuIo->Io.Write(CpuIo, EfiCpuIoWidthUint32, wIOAddr, 1, &dValue); +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmWritePCIConfig +// +// Description: This function opens PCI configuration for a given register +// +// Input: wBDF - Bus, device and function number +// bReg - Register number to read +// +// Output: IO register to write the value +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT16 +NonSmmWritePCIConfig(UINT16 wBDF, UINT8 bReg) +{ + NonSmmDwordWriteIO(0xCF8, (UINT32)(0x80000000 | (wBDF<<8) | (bReg & 0xFC))); + return (UINT16)(0xCFC+(bReg & 3)); +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmReadPCIConfig +// +// Description: This routine reads from the PCI configuration space register +// the value can be typecasted to 8bits - 32bits +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// +// Output: Value read +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT32 +NonSmmReadPCIConfig(UINT16 BusDevFunc, UINT8 Register) +{ + UINT32 data; + NonSmmDwordWriteIO(0xCF8, (UINT32)(0x80000000 | (BusDevFunc<<8) | (Register & 0xFC))); + data = NonSmmDwordReadIO(0xCFC); + return (data >> ((Register & 3) << 3)); // Adjust uneven register + +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmByteWritePCIConfig +// +// Description: This routine writes a byte value to the PCI configuration +// register space +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// Value - Value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +NonSmmByteWritePCIConfig(UINT16 BusDevFunc, UINT8 Register, UINT8 Value) +{ + UINT16 wIOAddr; + wIOAddr = NonSmmWritePCIConfig(BusDevFunc, Register); + NonSmmByteWriteIO (wIOAddr, Value); +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmWordWritePCIConfig +// +// Description: This routine writes a word value to the PCI configuration +// register space +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to write +// Value - Value to write +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +NonSmmWordWritePCIConfig(UINT16 BusDevFunc, UINT8 Register, UINT16 Value) +{ + UINT16 wIOAddr; + wIOAddr = NonSmmWritePCIConfig(BusDevFunc, Register); + NonSmmWordWriteIO (wIOAddr, Value); +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: NonSmmDwordWritePCIConfig +// +// Description: This routine writes a Dword value to the PCI configuration +// register space +// +// Input: BusDevFunc - Bus, device & function number of the PCI device +// Register - Register offset to read +// Value - Value to write +// +// Output: None +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +void +NonSmmDwordWritePCIConfig(UINT16 BusDevFunc, UINT8 Register, UINT32 Value) +{ + UINT16 wIOAddr; + wIOAddr = NonSmmWritePCIConfig(BusDevFunc, Register); + NonSmmDwordWriteIO (wIOAddr, Value); +} + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2011, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//**********************************************************************
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