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author | Uwe Hermann <uwe@hermann-uwe.de> | 2007-09-16 18:11:03 +0000 |
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committer | Uwe Hermann <uwe@hermann-uwe.de> | 2007-09-16 18:11:03 +0000 |
commit | 0120e1a3d8ebb450aed5016b4653ce4a7524295e (patch) | |
tree | cffb03aa0046ef64b42700a1ab47f6caf7fa9967 /util/superiotool/superiotool.c | |
parent | 18c70d7222bcea65d08e1ff879d8f69f2705e7ab (diff) | |
download | coreboot-0120e1a3d8ebb450aed5016b4653ce4a7524295e.tar.gz coreboot-0120e1a3d8ebb450aed5016b4653ce4a7524295e.tar.bz2 coreboot-0120e1a3d8ebb450aed5016b4653ce4a7524295e.zip |
Split up superiotool.c into multiple source files, one per vendor.
As there will be lots more supported Super I/Os soon, the file is
really getting way too big...
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2777 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util/superiotool/superiotool.c')
-rw-r--r-- | util/superiotool/superiotool.c | 511 |
1 files changed, 1 insertions, 510 deletions
diff --git a/util/superiotool/superiotool.c b/util/superiotool/superiotool.c index e3b27bf62c97..7c3f112904a1 100644 --- a/util/superiotool/superiotool.c +++ b/util/superiotool/superiotool.c @@ -2,8 +2,6 @@ * This file is part of the LinuxBIOS project. * * Copyright (C) 2006 Ronald Minnich <rminnich@gmail.com> - * Copyright (C) 2006 coresystems GmbH <info@coresystems.de> - * Copyright (C) 2007 Carl-Daniel Hailfinger * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de> * * This program is free software; you can redistribute it and/or modify @@ -21,14 +19,7 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <stdio.h> -#include <stdlib.h> -#include <sys/io.h> - -/* Well, they really thought this through, eh? Family is 8 bits! */ -static const char *familyid[] = { - [0xf1] = "PC8374 (Winbond/NatSemi)" -}; +#include "superiotool.h" unsigned char regval(unsigned short port, unsigned char reg) { @@ -42,506 +33,6 @@ void regwrite(unsigned short port, unsigned char reg, unsigned char val) outb(val, port + 1); } -void dump_ns8374(unsigned short port) -{ - printf("Enables: 21=%02x, 22=%02x, 23=%02x, 24=%02x, 26=%02x\n", - regval(port, 0x21), regval(port, 0x22), regval(port, 0x23), - regval(port, 0x24), regval(port, 0x26)); - printf("SMBUS at %02x\n", regval(port, 0x2a)); - - /* Check COM1. This is all we care about at present. */ - printf("COM 1 is globally %s\n", - regval(port, 0x26) & 8 ? "disabled" : "enabled"); - - /* Select COM1. */ - regwrite(port, 0x07, 0x03); - printf("COM 1 is locally %s\n", - regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf - ("COM1 60=%02x, 61=%02x, 70=%02x, 71=%02x, 74=%02x, 75=%02x, f0=%02x\n", - regval(port, 0x60), regval(port, 0x61), regval(port, 0x70), - regval(port, 0x71), regval(port, 0x74), regval(port, 0x75), - regval(port, 0xf0)); - - /* Select GPIO. */ - regwrite(port, 0x07, 0x07); - printf("GPIO is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf - ("GPIO 60=%02x, 61=%02x, 70=%02x, 71=%02x, 74=%02x, 75=%02x, f0=%02x\n", - regval(port, 0x60), regval(port, 0x61), regval(port, 0x70), - regval(port, 0x71), regval(port, 0x74), regval(port, 0x75), - regval(port, 0xf0)); -} - -void dump_fintek(unsigned short port, unsigned int did) -{ - switch (did) { - case 0x0604: - printf("Fintek F71805\n"); - break; - case 0x4103: - printf("Fintek F71872\n"); - break; - default: - printf("Unknown Fintek Super I/O: did=0x%04x\n", did); - return; - } - - printf("Flash write is %s.\n", - regval(port, 0x28) & 0x80 ? "enabled" : "disabled"); - printf("Flash control is 0x%04x.\n", regval(port, 0x28)); - printf("27=%02x\n", regval(port, 0x27)); - printf("29=%02x\n", regval(port, 0x29)); - printf("2a=%02x\n", regval(port, 0x2a)); - printf("2b=%02x\n", regval(port, 0x2b)); - - /* Select UART 1. */ - regwrite(port, 0x07, 0x01); - printf("UART1 is %s\n", - regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf("UART1 base=%02x%02x, irq=%02x, mode=%s\n", regval(port, 0x60), - regval(port, 0x61), regval(port, 0x70) & 0x0f, - regval(port, 0xf0) & 0x10 ? "RS485" : "RS232"); - - /* Select UART 2. */ - regwrite(port, 0x07, 0x02); - printf("UART2 is %s\n", - regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf("UART2 base=%02x%02x, irq=%02x, mode=%s\n", regval(port, 0x60), - regval(port, 0x61), regval(port, 0x70) & 0x0f, - regval(port, 0xf0) & 0x10 ? "RS485" : "RS232"); - - /* Select parallel port. */ - regwrite(port, 0x07, 0x03); - printf("PARPORT is %s\n", - regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf("PARPORT base=%02x%02x, irq=%02x\n", regval(port, 0x60), - regval(port, 0x61), regval(port, 0x70) & 0x0f); - - /* Select HW monitor. */ - regwrite(port, 0x07, 0x04); - printf("HW monitor is %s\n", - regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf("HW monitor base=%02x%02x, irq=%02x\n", regval(port, 0x60), - regval(port, 0x61), regval(port, 0x70) & 0x0f); - - /* Select GPIO. */ - regwrite(port, 0x07, 0x05); - printf("GPIO is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled"); - printf - ("GPIO 70=%02x, e0=%02x, e1=%02x, e2=%02x, e3=%02x, e4=%02x, e5=%02x\n", - regval(port, 0x70), regval(port, 0xe0), regval(port, 0xe1), - regval(port, 0xe2), regval(port, 0xe3), regval(port, 0xe4), - regval(port, 0xe5)); - printf - ("GPIO e6=%02x, e7=%02x, e8=%02x, e9=%02x, f0=%02x, f1=%02x, f3=%02x, f4=%02x\n", - regval(port, 0xe6), regval(port, 0xe7), regval(port, 0xe8), - regval(port, 0xe9), regval(port, 0xf0), regval(port, 0xf1), - regval(port, 0xf3), regval(port, 0xf4)); - printf("GPIO f5=%02x, f6=%02x, f7=%02x, f8=%02x\n", regval(port, 0xf5), - regval(port, 0xf6), regval(port, 0xf7), regval(port, 0xf8)); -} - -#define EOT -1 /* End Of Table */ -#define NOLDN -2 /* NO LDN needed */ -#define NANA -3 /* Not Available */ -#define MAXNAMELEN 20 /* Maximum Name Length */ -#define MAXLDN 0xa /* Biggest LDN */ -#define LDNSIZE (MAXLDN + 3) /* Biggest LDN + 0 + NOLDN + EOT */ -#define MAXNUMIDX 70 /* Maximum number of indexes */ -#define IDXSIZE (MAXNUMIDX + 1) - -const static struct ite_registers { - /* Yes, superio_id should be unsigned, but EOT has to be negative. */ - signed short superio_id; - const char name[MAXNAMELEN]; - struct ite_ldnidx { - signed short ldn; - signed short idx[IDXSIZE]; - signed short def[IDXSIZE]; - } ldn[LDNSIZE]; -} ite_reg_table[] = { - {0x8702, "IT8702", { - {EOT}}}, - {0x8705, "IT8705 or IT8700", { - {EOT}}}, - {0x8708, "IT8708", { - {NOLDN, - {0x07,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28, - 0x29,0x2a,0x2e,0x2f,EOT}, - {NANA,0x87,0x08,0x00,0x00,NANA,0x3f,0x00,0xff,0xff, - 0xff,0xff,0x00,0x00,EOT}}, - {0x0, - {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT}, - {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}}, - {0x1, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0xf8,0x04,0x00,EOT}}, - {0x2, - {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT}, - {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}}, - {0x3, - {0x30,0x60,0x61,0x62,0x63,0x64,0x65,0x70,0x74, - 0xf0,EOT}, - {0x00,0x03,0x78,0x07,0x78,0x00,0x80,0x07,0x03, - 0x03,EOT}}, - {0x4, - {0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7, - 0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,EOT}, - {NANA,NANA,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,NANA,NANA,EOT}}, - {0x5, /* Note: 0x30 can actually be 0x00 _or_ 0x01. */ - {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT}, - {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x00,EOT}}, - {0x6, - {0x30,0x70,0x71,0xf0,EOT}, - {0x00,0x0c,0x02,0x00,EOT}}, - {0x7, - {0x70,0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba, - 0xbb,0xbc,0xbd,0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc8, - 0xc9,0xca,0xcb,0xcc,0xcd,0xd0,0xd1,0xd2,0xd3,0xd4, - 0xd5,0xd6,0xd7,0xd8,0xd9,0xda,0xdb,0xdc,0xf0,0xf1, - 0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb, - 0xfc,EOT}, - {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,NANA,NANA,NANA,NANA,NANA,NANA,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA, - 0x00,EOT}}, - {0x8, - {0x30,0x60,0x61,EOT}, - {0x00,0x02,0x01,EOT}}, - {0x9, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0x10,0x0b,0x00,EOT}}, - {0xa, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0x00,0x0a,0x00,EOT}}, - {EOT}}}, - {0x8710, "IT8710", { - {EOT}}}, - {0x8712, "IT8712", { - {NOLDN, - {0x07,0x20,0x21,0x22,0x23,0x24,0x2b,EOT}, - {NANA,0x87,0x12,0x08,0x00,0x00,0x00,EOT}}, - {0x0, - {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT}, - {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}}, - {0x1, - {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT}, - {0x00,0x03,0xf8,0x04,0x00,0x50,0x00,0x7f,EOT}}, - {0x2, - {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT}, - {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}}, - {0x3, - {0x30,0x60,0x61,0x62,0x63,0x70,0x74,0xf0,EOT}, - {0x00,0x03,0x78,0x07,0x78,0x07,0x03,0x03,EOT}}, - {0x4, - {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3, - 0xf4,0xf5,0xf6,EOT}, - {0x00,0x02,0x90,0x02,0x30,0x09,0x00,0x00,0x00,0x00, - 0x00,NANA,NANA,EOT}}, - {0x5, - {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT}, - {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x08,EOT}}, - {0x6, - {0x30,0x70,0x71,0xf0,EOT}, - {0x00,0x0c,0x02,0x00,EOT}}, - {0x7, - {0x25,0x26,0x27,0x28,0x29,0x2a,0x2c,0x60,0x61,0x62, - 0x63,0x64,0x65,0x70,0x71,0x72,0x73,0x74,0xb0,0xb1, - 0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,0xbb,0xbc,0xbd, - 0xc0,0xc1,0xc2,0xc3,0xc4,0xc8,0xc9,0xca,0xcb,0xcc, - 0xe0,0xe1,0xe2,0xe3,0xe4,0xf0,0xf1,0xf2,0xf3,0xf4, - 0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,EOT}, - {0x01,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x30,0x38,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x01,0x00,0x00,0x40,0x00,0x01,0x00,0x00,0x40,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,0x00,EOT}}, - {0x8, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0x00,0x0a,0x00,EOT}}, - {0x9, - {0x30,0x60,0x61,EOT}, - {0x00,0x02,0x01,EOT}}, - {0xa, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0x10,0x0b,0x00,EOT}}, - {EOT}}}, - {0x8716, "IT8716", { - {NOLDN, - {0x07,0x20,0x21,0x22,0x23,0x24,0x2b,EOT}, - {NANA,0x87,0x16,0x01,0x00,0x00,0x00,EOT}}, - {0x0, - {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT}, - {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}}, - {0x1, - {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT}, - {0x00,0x03,0xf8,0x04,0x00,0x50,0x00,0x7f,EOT}}, - {0x2, - {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT}, - {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}}, - {0x3, - {0x30,0x60,0x61,0x62,0x63,0x70,0x74,0xf0,EOT}, - {0x00,0x03,0x78,0x07,0x78,0x07,0x03,0x03,EOT}}, - {0x4, - {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3, - 0xf4,0xf5,0xf6,EOT}, - {0x00,0x02,0x90,0x02,0x30,0x09,0x00,0x00,0x00,0x00, - 0x00,NANA,NANA,EOT}}, - {0x5, - {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT}, - {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x00,EOT}}, - {0x6, - {0x30,0x70,0x71,0xf0,EOT}, - {0x00,0x0c,0x02,0x00,EOT}}, - {0x7, - {0x25,0x26,0x27,0x28,0x29,0x2a,0x2c,0x60,0x61,0x62, - 0x63,0x64,0x65,0x70,0x71,0x72,0x73,0x74,0xb0,0xb1, - 0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,0xbb,0xbc,0xbd, - 0xc0,0xc1,0xc2,0xc3,0xc4,0xc8,0xc9,0xca,0xcb,0xcc, - 0xe0,0xe1,0xe2,0xe3,0xe4,0xf0,0xf1,0xf2,0xf3,0xf4, - 0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,EOT}, - {0x01,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x20,0x38,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x01,0x00,0x00,0x40,0x00,0x01,0x00,0x00,0x40,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,0x00,EOT}}, - {0x8, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0x00,0x0a,0x00,EOT}}, - {0x9, - {0x30,0x60,0x61,EOT}, - {0x00,0x02,0x01,EOT}}, - {0xa, - {0x30,0x60,0x61,0x70,0xf0,EOT}, - {0x00,0x03,0x10,0x0b,0x00,EOT}}, - {EOT}}}, - {0x8718, "IT8718", { - {EOT}}}, - {EOT} -}; - -void dump_ite(unsigned short port, unsigned short id) -{ - int i, j, k; - signed short *idx; - - printf("ITE "); - - /* TODO: Get datasheets for IT8711 and IT8712. */ - switch (id) { - case 0x8702: - case 0x8705: /* IT8700F or IT8705F */ - case 0x8708: - case 0x8710: - case 0x8712: - case 0x8716: - /* Note: IT8726F has ID 0x8726 (datasheet wrongly says 0x8716). */ - case 0x8718: - for (i = 0;; i++) { - if (ite_reg_table[i].superio_id == EOT) - break; - if ((unsigned short)ite_reg_table[i].superio_id != id) - continue; - printf("%s\n", ite_reg_table[i].name); - for (j = 0;; j++) { - if (ite_reg_table[i].ldn[j].ldn == EOT) - break; - if (ite_reg_table[i].ldn[j].ldn != NOLDN) { - printf("Switching to LDN 0x%01x\n", - ite_reg_table[i].ldn[j].ldn); - regwrite(port, 0x07, - ite_reg_table[i].ldn[j].ldn); - } - idx = ite_reg_table[i].ldn[j].idx; - printf("idx "); - for (k = 0;; k++) { - if (idx[k] == EOT) - break; - printf("%02x ", idx[k]); - } - printf("\nval "); - for (k = 0;; k++) { - if (idx[k] == EOT) - break; - printf("%02x ", regval(port, idx[k])); - } - printf("\ndef "); - idx = ite_reg_table[i].ldn[j].def; - for (k = 0;; k++) { - if (idx[k] == EOT) - break; - if (idx[k] == NANA) - printf("NA "); - else - printf("%02x ", idx[k]); - } - printf("\n"); - } - } - break; - default: - printf("Unknown ITE chip, id=%04x\n", id); - for (i = 0x20; i <= 0x24; i++) - printf("index %02x=%02x\n", i, regval(port, i)); - break; - } -} - -void probe_idregs_simple(unsigned short port) -{ - unsigned char id; - - outb(0x20, port); - if (inb(port) != 0x20) { - if (inb(port) == 0xff) - printf("No Super I/O chip found at 0x%04x\n", port); - else - printf("Probing 0x%04x, failed (0x%02x), data returns 0x%02x\n", port, inb(port), inb(port + 1)); - return; - } - id = inb(port + 1); - - printf("Super I/O found at 0x%02x: id = 0x%02x\n", port, id); - if (id == 0xff) - return; - - if (familyid[id]) - printf("%s\n", familyid[id]); - else - printf("<unknown>\n"); - - switch (id) { - case 0xf1: - dump_ns8374(port); - break; - default: - printf("No dump for 0x%02x\n", id); - break; - } -} - -void probe_idregs_fintek(unsigned short port) -{ - unsigned int vid, did, success = 0; - - /* Enable configuration sequence (Fintek uses this for example) - * Older ITE chips have the same enable sequence. - */ - outb(0x87, port); - outb(0x87, port); - - outb(0x20, port); - if (inb(port) != 0x20) { - if (inb(port) == 0xff) - printf("No Super I/O chip found at 0x%04x\n", port); - else - printf("Probing 0x%04x, failed (0x%02x), data returns 0x%02x\n", port, inb(port), inb(port + 1)); - return; - } - did = inb(port + 1); - did |= (regval(port, 0x21) << 8); - - vid = regval(port, 0x23); - vid |= (regval(port, 0x24) << 8); - - printf("Super I/O found at 0x%02x: vid=0x%04x/did=0x%04x\n", - port, vid, did); - - if (vid == 0xff || vid == 0xffff) - return; - - /* printf("%s\n", familyid[id]); */ - switch (did) { - case 0x0887: /* Pseudoreversed for ITE8708 */ - case 0x1087: /* Pseudoreversed for ITE8710 */ - success = 1; - dump_ite(port, ((did & 0xff) << 8) | ((did & 0xff00) >> 8)); - regwrite(port, 0x02, 0x02); /* Exit MB PnP mode. */ - break; - default: - break; - } - - switch (vid) { - case 0x3419: - success = 1; - dump_fintek(port, did); - break; - default: - break; - } - - if (!success) - printf("No dump for vid 0x%04x, did 0x%04x\n", vid, did); - - /* Exit MB PnP mode (for Fintek, doesn't hurt ITE). */ - outb(0xaa, port); -} - -void probe_idregs_ite(unsigned short port) -{ - unsigned int id, chipver; - - /* Enable configuration sequence (ITE uses this for newer IT87[012]x) - * IT871[01] uses 0x87, 0x87 -> fintek detection should handle it - * IT8708 uses 0x87, 0x87 -> fintek detection should handle it - * IT8761 uses 0x87, 0x61, 0x55, 0x55/0xaa - * IT86xx series uses different ports - * IT8661 uses 0x86, 0x61, 0x55/0xaa, 0x55/0xaa and 32 more writes - * IT8673 uses 0x86, 0x80, 0x55/0xaa, 0x55/0xaa and 32 more writes - */ - outb(0x87, port); - outb(0x01, port); - outb(0x55, port); - if (port == 0x2e) - outb(0x55, port); - else - outb(0xAA, port); - - /* Read Chip ID Byte 1. */ - id = regval(port, 0x20); - if (id != 0x87) { - if (inb(port) == 0xff) - printf("No Super I/O chip found at 0x%04x\n", port); - else - printf("Probing 0x%04x, failed (0x%02x), data returns 0x%02x\n", port, inb(port), inb(port + 1)); - return; - } - - id <<= 8; - - /* Read Chip ID Byte 2. */ - id |= regval(port, 0x21); - - /* Read chip version, only bits 3..0 for all IT87xx. */ - chipver = regval(port, 0x22) & 0x0f; - - printf("Super I/O found at 0x%02x: id=0x%04x, chipver=0x%01x\n", - port, id, chipver); - - switch (id) { - case 0x8702: - case 0x8705: - case 0x8708: - case 0x8712: - case 0x8716: - case 0x8718: - case 0x8726: - dump_ite(port, id); - break; - default: - printf("No dump for ID 0x%04x\n", id); - break; - } - regwrite(port, 0x02, 0x02); /* Exit MB PnP mode. */ -} - void probe_superio(unsigned short port) { probe_idregs_simple(port); |