APPENDIX
//===========================================================================
//
//THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
//KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
//IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
//PURPOSE.
//
//=========================================================================== #include "W627EHF.H"
#include <dos.h> //=========================================================================== unsigned int W627EHF_BASE;
void Unlock_W627EHF (void); void Lock_W627EHF (void); //=========================================================================== unsigned int Init_W627EHF(void)
{
unsigned int result; unsigned char ucDid; W627EHF_BASE = 0x2E; result = W627EHF_BASE;
ucDid = Get_W627EHF_Reg(0x20);
if (ucDid == 0x88) |
| |
{ | goto Init_Finish; | } |
W627EHF_BASE = 0x4E; |
| |
result = W627EHF_BASE; |
| |
ucDid = Get_W627EHF_Reg(0x20);
if (ucDid == 0x88) |
| |
{ | goto Init_Finish; | } |
W627EHF_BASE = 0x00; |
| |
result = W627EHF_BASE; |
| |
Init_Finish:
return (result);
}
//=========================================================================== void Unlock_W627EHF (void)
{
outportb(W627EHF_INDEX_PORT, W627EHF_UNLOCK); outportb(W627EHF_INDEX_PORT, W627EHF_UNLOCK);
}
//=========================================================================== void Lock_W627EHF (void)
{
outportb(W627EHF_INDEX_PORT, W627EHF_LOCK);
}
//=========================================================================== void Set_W627EHF_LD( unsigned char LD)
{
Unlock_W627EHF();
outportb(W627EHF_INDEX_PORT, W627EHF_REG_LD); outportb(W627EHF_DATA_PORT, LD); Lock_W627EHF();
}
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