xref: /aosp_15_r20/external/flashrom/superio.c (revision 0d6140be3aa665ecc836e8907834fcd3e3b018fc)
1 /*
2  * This file is part of the flashrom project.
3  *
4  * Copyright (C) 2009 Carl-Daniel Hailfinger
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  */
16 
17 #include "programmer.h"
18 
19 int superio_count = 0;
20 #define SUPERIO_MAX_COUNT 3
21 
22 struct superio superios[SUPERIO_MAX_COUNT];
23 
register_superio(struct superio s)24 int register_superio(struct superio s)
25 {
26 	if (superio_count == SUPERIO_MAX_COUNT)
27 		return 1;
28 	superios[superio_count++] = s;
29 	return 0;
30 }
31 
probe_superio(void)32 void probe_superio(void)
33 {
34 	probe_superio_winbond();
35 	/* ITE probe causes SMSC LPC47N217 to power off the serial UART.
36 	 * Always probe for SMSC first, and if a SMSC Super I/O is detected
37 	 * at a given I/O port, do _not_ probe that port with the ITE probe.
38 	 * This means SMSC probing must be done before ITE probing.
39 	 */
40 	//probe_superio_smsc();
41 	probe_superio_ite();
42 }
43