| /* |
| * This file is part of the LinuxBIOS project. |
| * |
| * Copyright (C) 2006 coresystems GmbH <info@coresystems.de> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "superiotool.h" |
| |
| #define DEVICE_ID_BYTE1_REG 0x20 |
| #define DEVICE_ID_BYTE2_REG 0x21 |
| #define VENDOR_ID_BYTE1_REG 0x23 |
| #define VENDOR_ID_BYTE2_REG 0x24 |
| |
| const static struct superio_registers reg_table[] = { |
| {0x0604, "F71805", { |
| {EOT}}}, |
| {0x4103, "F71872", { |
| {EOT}}}, |
| {EOT} |
| }; |
| |
| void dump_fintek(uint16_t port, uint16_t 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)); |
| } |
| |
| static void enter_conf_mode_fintek(uint16_t port) |
| { |
| /* Enable configuration sequence (Fintek uses this for example) |
| * Older ITE chips have the same enable sequence. |
| */ |
| outb(0x87, port); |
| outb(0x87, port); |
| } |
| |
| static void exit_conf_mode_fintek(uint16_t port) |
| { |
| /* Exit MB PnP mode (for Fintek, doesn't hurt ITE). */ |
| outb(0xaa, port); |
| } |
| |
| void probe_idregs_fintek(uint16_t port) |
| { |
| uint16_t vid, did, did_ite, success = 0; |
| |
| enter_conf_mode_fintek(port); |
| |
| did = regval(port, DEVICE_ID_BYTE1_REG); |
| did |= (regval(port, DEVICE_ID_BYTE2_REG) << 8); |
| did_ite = ((did & 0xff) << 8) | ((did & 0xff00) >> 8); |
| |
| vid = regval(port, VENDOR_ID_BYTE1_REG); |
| vid |= (regval(port, VENDOR_ID_BYTE2_REG) << 8); |
| |
| /* FIXME */ |
| if (vid != 0x3419 && did_ite != 0x8708 && did_ite != 0x8710) { |
| no_superio_found(port); |
| exit_conf_mode_fintek(port); |
| return; |
| } |
| |
| if (did_ite == 0x8708 || did_ite == 0x8701) { |
| printf("Found ITE IT%04xF (id=0x%04x, rev=0x%01x) at port=0x%x\n", did_ite, did_ite, 0, port); /* FIXME */ |
| dump_ite(port, did_ite); |
| regwrite(port, 0x02, 0x02); /* FIXME */ |
| return; |
| } |
| |
| if (vid == 0xff || vid == 0xffff) { |
| exit_conf_mode_fintek(port); |
| return; |
| } |
| |
| printf("Found Fintek %s (vid=0x%04x, id=0x%04x) at port=0x%x\n", |
| get_superio_name(reg_table, did), vid, did, port); |
| |
| 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_conf_mode_fintek(port); |
| } |
| |