trivial enhancement
* add fintek superio support * add license header * add clean target in makefile Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2536 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
Stefan Reinauer
parent
96206510e3
commit
6a5bc46579
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@ -1,2 +1,6 @@
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CC:=gcc
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CFLAGS:=-O2 -Wall
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probe_superio: probe_superio.c
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cc -O2 -o probe_superio probe_superio.c
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$(CC) $(CFLAGS) -o $@ $<
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clean:
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rm probe_superio
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@ -1,7 +1,29 @@
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/*
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* This file is part of the LinuxBIOS project.
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*
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* Copyright (C) 2006 Ronald Minnich <rminnich@gmail.com>
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* Copyright (C) 2006 coresystems GmbH <info@coresystems.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/io.h>
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/* well, they really thought this throught, eh? Family is 8 bits!!!! */
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/* well, they really thought this through, eh? Family is 8 bits!!!! */
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char *familyid[] = {
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[0xf1] = "pc8374 (winbond, was NS)"
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};
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@ -41,21 +63,97 @@ dump_ns8374(unsigned short port) {
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}
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void
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probe_idregs(unsigned short port){
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dump_fintek(unsigned short port, unsigned int did)
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{
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switch(did) {
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case 0x0604:
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printf ("Fintek F71805\n");
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break;
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case 0x4103:
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printf ("Fintek F71872\n");
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break;
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default:
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printf ("Unknown Fintek SuperIO: did=0x%04x\n",did);
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return;
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}
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printf("Flash write is %s.\n", regval(port, 0x28)&0x80 ? "enabled" : "disabled");
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printf("Flash control is 0x%04x.\n", regval(port, 0x28));
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printf("27=%02x\n", regval(port, 0x27));
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printf("29=%02x\n", regval(port, 0x29));
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printf("2a=%02x\n", regval(port, 0x2a));
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printf("2b=%02x\n", regval(port, 0x2b));
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/* select UART 1 */
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outb(0x07, port);
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outb(0x01, port+1);
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printf("UART1 is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled");
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printf("UART1 base=%02x%02x, irq=%02x, mode=%s\n",
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regval(port, 0x60), regval(port, 0x61), regval(port, 0x70)&0x0f,
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regval(port, 0xf0)&0x10 ? "RS485":"RS232");
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/* select UART 2 */
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outb(0x07, port);
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outb(0x02, port+1);
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printf("UART2 is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled");
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printf("UART2 base=%02x%02x, irq=%02x, mode=%s\n",
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regval(port, 0x60), regval(port, 0x61), regval(port, 0x70)&0x0f,
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regval(port, 0xf0)&0x10 ? "RS485":"RS232");
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/* select Parport */
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outb(0x07, port);
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outb(0x03, port+1);
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printf("PARPORT is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled");
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printf("PARPORT base=%02x%02x, irq=%02x\n",
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regval(port, 0x60), regval(port, 0x61), regval(port, 0x70)&0x0f);
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/* select hw monitor */
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outb(0x07, port);
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outb(0x04, port+1);
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printf("HW monitor is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled");
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printf("HW monitor base=%02x%02x, irq=%02x\n",
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regval(port, 0x60), regval(port, 0x61), regval(port, 0x70)&0x0f);
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/* select gpio */
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outb(0x07, port);
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outb(0x06, port+1);
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printf("GPIO is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled");
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printf("GPIO 70=%02x, e0=%02x, e1=%02x, e2=%02x, e3=%02x, e4=%02x, e5=%02x\n",
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regval(port, 0x70), regval(port, 0xe0), regval(port, 0xe1), regval(port, 0xe2),
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regval(port, 0xe3), regval(port, 0xe4), regval(port, 0xe5));
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printf("GPIO e6=%02x, e7=%02x, e8=%02x, e9=%02x, f0=%02x, f1=%02x, f3=%02x, f4=%02x\n",
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regval(port, 0xe6), regval(port, 0xe7), regval(port, 0xe8), regval(port, 0xe9),
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regval(port, 0xf0), regval(port, 0xf1), regval(port, 0xf3), regval(port, 0xf4));
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printf("GPIO f5=%02x, f6=%02x, f7=%02x, f8=%02x\n",
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regval(port, 0xf5), regval(port, 0xf6), regval(port, 0xf7), regval(port, 0xf8));
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}
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void
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probe_idregs_simple(unsigned short port){
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unsigned char id;
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int i;
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outb(0x20, port);
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if (inb(port) != 0x20) {
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printf("probing 0x%04x, failed (0x%02x), data returns 0x%02x\n",
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if (inb(port) == 0xff )
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printf ("No SuperIO chip found at 0x%04x\n", port);
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else
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printf("probing 0x%04x, failed (0x%02x), data returns 0x%02x\n",
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port, inb(port), inb(port+1));
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return;
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}
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id = inb(port+1);
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printf("Probe of id returns %02x\n", id);
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printf("SuperIO found at 0x%02x: id = 0x%02x\n", port, id);
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if (id == 0xff)
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return;
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printf("%s\n", familyid[id]);
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if (familyid[id])
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printf("%s\n", familyid[id]);
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else
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printf("<unknown>\n");
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switch(id) {
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case 0xf1:
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dump_ns8374(port);
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@ -66,15 +164,63 @@ probe_idregs(unsigned short port){
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}
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}
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void
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probe_idregs_fintek(unsigned short port){
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unsigned int vid, did;
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// Enable configuration sequence (Fintek uses this for example)
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outb(0x87, port);
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outb(0x87, port);
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//
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outb(0x20, port);
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if (inb(port) != 0x20) {
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if (inb(port) == 0xff )
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printf ("No SuperIO chip found at 0x%04x\n", port);
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else
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printf("probing 0x%04x, failed (0x%02x), data returns 0x%02x\n",
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port, inb(port), inb(port+1));
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return;
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}
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did = inb(port+1);
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outb(0x21, port);
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did = did|(inb(port+1)<<8);
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outb(0x23, port);
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vid = inb(port+1);
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outb(0x24, port);
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vid = vid|(inb(port+1)<<8);
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printf("SuperIO found at 0x%02x: vid=0x%04x/did=0x%04x\n", port, vid, did);
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if (vid == 0xff || vid == 0xffff)
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return;
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// printf("%s\n", familyid[id]);
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switch(vid) {
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case 0x3419:
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dump_fintek(port, did);
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break;
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default:
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printf("no dump for 0x%04x/0x%04x\n", vid, did);
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break;
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}
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// disable configuration
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outb(0xaa, port);
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}
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void
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probe_superio(unsigned short port) {
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probe_idregs(port);
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probe_idregs_simple(port);
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probe_idregs_fintek(port);
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}
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int
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main(int argc, char *argv[]){
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unsigned short port;
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main(int argc, char *argv[])
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{
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if (iopl(3) < 0) {
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perror("iopl");
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exit(1);
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@ -84,4 +230,6 @@ main(int argc, char *argv[]){
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probe_superio(0x2e);
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/* now try the 4e */
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probe_superio(0x4e);
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return 0;
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}
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