diff options
Diffstat (limited to 'Chipset/SB/SmBus/SmBusPciHooks.c')
| -rw-r--r-- | Chipset/SB/SmBus/SmBusPciHooks.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/Chipset/SB/SmBus/SmBusPciHooks.c b/Chipset/SB/SmBus/SmBusPciHooks.c new file mode 100644 index 0000000..7362140 --- /dev/null +++ b/Chipset/SB/SmBus/SmBusPciHooks.c @@ -0,0 +1,129 @@ +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2011, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* + +//************************************************************************* +// $Header: /Alaska/BIN/Chipset/Intel/SouthBridge/LynxPoint/Intel Pch SB Chipset/SmBus/SmBusPciHooks.c 1 6/06/12 8:00a Victortu $ +// +// $Revision: 1 $ +// +// $Date: 6/06/12 8:00a $ +//************************************************************************* +// Revision History +// ---------------- +// $Log: /Alaska/BIN/Chipset/Intel/SouthBridge/LynxPoint/Intel Pch SB Chipset/SmBus/SmBusPciHooks.c $ +// +// 1 6/06/12 8:00a Victortu +// Implement EFI_PEI_SMBUS2_PPI Support. +// +// 2 1/27/11 9:44p Abelwu +// Supports SMBUS Protocol in early DXE phase. (EIP#40778) +// +//************************************************************************* +//<AMI_FHDR_START> +// +// Name: SmbusPciHooks.c +// +// Description: This file contains PCI initialized hooks for SMBus porting. +// +// Notes: Porting required if SMBus early DXE supported +// +//<AMI_FHDR_END> +//************************************************************************* + +//--------------------------------------------------------------------------- +// Include(s) +//--------------------------------------------------------------------------- + +#include <Efi.h> +#include <Token.h> +#include <AmiDxeLib.h> +#include <AmiCspLib.h> +#include <PciBus.h> + +//--------------------------------------------------------------------------- +// Constant, Macro and Type Definition(s) +//--------------------------------------------------------------------------- +// Constant Definition(s) + +// Macro Definition(s) + +// Type Definition(s) + +// Function Prototype(s) + +//--------------------------------------------------------------------------- +// Variable and External Declaration(s) +//--------------------------------------------------------------------------- +// Variable Declaration(s) + +// Local variable + +// GUID Definition(s) + +// Protocol Definition(s) + +// External Declaration(s) + +// Function Definition(s) + +//--------------------------------------------------------------------------- + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// +// Procedure: SmBusProtectedPciDevice +// +// Description: This function is called by PCI Bus Driver before configuring +// or disabling any PCI device. This function should examine the +// Vendor/Device ID or PCI Bus, Device and Function numbers to +// make sure it is not a south bridge device or any other device +// which should no be configured by PCI Bus Driver. +// +// Input: *PciDevice - Pointer to PCI Device Info structure. +// +// Output: EFI_STATUS +// EFI_SUCCESS - SKIP this device, do not touch +// PCI Command register. +// EFI_UNSUPPORTED - DON'T SKIP this device do complete +// enumeration as usual. +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +EFI_STATUS SmBusProtectedPciDevice ( + IN PCI_DEV_INFO *PciDevice ) +{ +/* +if ((PciDevice->Address.Addr.Bus == SMBUS_BUS) && \ + (PciDevice->Address.Addr.Device == SMBUS_DEV) && \ + (PciDevice->Address.Addr.Function == SMBUS_FUN)) { + + return EFI_SUCCESS; +} +*/ + return EFI_UNSUPPORTED; +} + +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2011, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* |