exectos/sdk/xtdk/i686/hlfuncs.h
belliash 3ab1695968
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Common routines for reading from and writing to CPU control registers
2022-12-23 14:30:52 +01:00

48 lines
941 B
C

/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: sdk/xtdk/i686/hlfuncs.h
* DESCRIPTION: XT hardware abstraction layer routines specific to i686 architecture
* DEVELOPERS: Rafal Kupiec <belliash@codingworkshop.eu.org>
*/
#ifndef __XTDK_I686_HLFUNCS_H
#define __XTDK_I686_HLFUNCS_H
#include "xtdefs.h"
#include "xtstruct.h"
#include "xttypes.h"
/* I/O port addresses for COM ports */
extern ULONG ComPortAddress[];
/* HAL library routines forward references */
XTAPI
BOOLEAN
HlCpuId(IN OUT PCPUID_REGISTERS Registers);
XTAPI
VOID
HlHalt();
XTAPI
UCHAR
HlIoPortInByte(IN USHORT Port);
XTAPI
VOID
HlIoPortOutByte(IN USHORT Port,
IN UCHAR Data);
XTAPI
ULONG_PTR
HlReadControlRegister(USHORT ControlRegister);
XTAPI
VOID
HlWriteControlRegister(USHORT ControlRegister,
UINT_PTR Value);
#endif /* __XTDK_I686_HLFUNCS_H */