AMD MD740 - Page 57

APPENDIX
MB740 User’s Manual 53
result = 1;
goto Init_Finish;
}
ITE8705_BASE = 0x00;
result = 0;
Init_Finish:
return (result);
}
//============================================================
void Unlock_ITE8705 (void)
{
outportb(ITE8705_INDEX_PORT, ITE8705_UNLOCK1);
outportb(ITE8705_INDEX_PORT, ITE8705_UNLOCK2);
outportb(ITE8705_INDEX_PORT, ITE8705_UNLOCK3);
if (ITE8705_BASE == 0x2E)
outportb(ITE8705_INDEX_PORT, ITE8705_UNLOCK3);
else
outportb(ITE8705_INDEX_PORT, ITE8705_UNLOCK4);
}
//============================================================
void Lock_ITE8705 (void)
{
outportb(ITE8705_INDEX_PORT, ITE8705_LOCK);
}
//============================================================
void Set_ITE8705_LD( unsigned char LD)
{
Unlock_ITE8705();
outportb(ITE8705_INDEX_PORT, ITE8705_REG_LD);
outportb(ITE8705_DATA_PORT, LD);
Lock_ITE8705();
}
//============================================================
void Set_ITE8705_Reg( unsigned char REG, unsigned char DATA)
{
Unlock_ITE8705();
outportb(ITE8705_INDEX_PORT, REG);
outportb(ITE8705_DATA_PORT, DATA);
Lock_ITE8705();
}
//============================================================
unsigned char Get_ITE8705_Reg(unsigned char REG)
{
unsigned char Result;
Unlock_ITE8705();
outportb(ITE8705_INDEX_PORT, REG);
Result = inportb(ITE8705_DATA_PORT);
Lock_ITE8705();
return Result;
}
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