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| /** @file
| Support for IO expander TCA6424.
|
|
| Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
| SPDX-License-Identifier: BSD-2-Clause-Patent
| **/
|
| #ifndef _I2C_ACCESS_LIB_H_
| #define _I2C_ACCESS_LIB_H_
|
| #include <Uefi.h>
| #include <Library/DebugLib.h>
| #include <Library/TimerLib.h>
| #include <Library/IoLib.h>
| #include <Library/UefiLib.h>
| #include <PchAccess.h>
| #include <Library/PchSerialIoLib.h>
|
| #define WAIT_1_SECOND 1600000000 //1.6 * 10^9
|
| EFI_STATUS
| I2cWriteRead (
| IN UINTN MmioBase,
| IN UINT8 SlaveAddress,
| IN UINT8 WriteLength,
| IN UINT8 *WriteBuffer,
| IN UINT8 ReadLength,
| IN UINT8 *ReadBuffer,
| IN UINT64 TimeBudget
| );
|
| #endif
|
|
|
