APPENDIX
MI802 User’s Manual
51
//---------------------------------------------------------------------------
#include "F81866.H"
#include <dos.h>
//---------------------------------------------------------------------------
unsigned int F81866_BASE;
void Unlock_F81866 (void);
void Lock_F81866 (void);
//---------------------------------------------------------------------------
unsigned int Init_F81866(void)
{
unsigned int result;
unsigned char ucDid;
F81866_BASE = 0x4E;
result = F81866_BASE;
ucDid = Get_F81866_Reg(0x20);
if
(ucDid
==
0x07)
//Fintek
81865
{
goto
Init_Finish;
}
F81866_BASE = 0x2E;
result = F81866_BASE;
ucDid = Get_F81866_Reg(0x20);
if
(ucDid
==
0x07)
//Fintek
81865
{
goto
Init_Finish;
}
F81866_BASE = 0x00;
result = F81866_BASE;
Init_Finish:
return
(result);
}
//---------------------------------------------------------------------------
void Unlock_F81866 (void)
{
outportb(F81866_INDEX_PORT,
F81866_UNLOCK);
outportb(F81866_INDEX_PORT,
F81866_UNLOCK);
}
//---------------------------------------------------------------------------
void Lock_F81866 (void)
{
outportb(F81866_INDEX_PORT,
F81866_LOCK);
}
//---------------------------------------------------------------------------
void Set_F81866_LD( unsigned char LD)
{
Unlock_F81866();
outportb(F81866_INDEX_PORT,
F81866_REG_LD);
outportb(F81866_DATA_PORT,
LD);
Lock_F81866();
}
//---------------------------------------------------------------------------
void Set_F81866_Reg( unsigned char REG, unsigned char DATA)
{
Unlock_F81866();
outportb(F81866_INDEX_PORT,
REG);
outportb(F81866_DATA_PORT,
DATA);
Lock_F81866();
}
//---------------------------------------------------------------------------
unsigned char Get_F81866_Reg(unsigned char REG)
{
unsigned char Result;
Unlock_F81866();
outportb(F81866_INDEX_PORT,
REG);
Result = inportb(F81866_DATA_PORT);
Lock_F81866();
return
Result;
}
//---------------------------------------------------------------------------
Summary of Contents for 802
Page 1: ...802 MI802 Intel Cedar Trail NM10 Mini ITX Motherboard USER S MANUAL Version 1 0 ...
Page 4: ...iv MI802 User s Manual This page is intentionally left blank ...
Page 8: ...INTRODUCTION 4 MI802 User s Manual Board Dimensions ...
Page 17: ...INSTALLATIONS MI802 User s Manual 13 Connector Locations on MI802 ...
Page 24: ...INSTALLATIONS 20 MI802 User s Manual This page is intentionally left blank ...
Page 50: ...DRIVERS INSTALLATION 46 MI802 User s Manual This page is intentionally left blank ...
