/* * This file is part of the superiotool project. * * Copyright (C) 2011 Rudolf Marek <r.marek@assembler.cz> * * 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. */ #include "superiotool.h" #define DEVICE_ID_REG 0x20 #define DEVICE_REV_REG 0x21 static const struct superio_registers reg_table[] = { {0xb7, "SB7xx", { {NOLDN, NULL, {0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x28,0x29,0x2a, 0x2b,0x2c,0x2e, 0x2f, EOT}, {NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, {0x3, "EC channel 0", {0x30,0x60,0x61, EOT}, {NANA,NANA,NANA,EOT}}, {0x5, "Irda", {0x30,0x60,0x61,0x70, EOT}, {NANA,NANA,NANA,NANA,EOT}}, {0x7, "Keyboard Controller", {0x30, EOT}, {NANA,EOT}}, {0x9, "Mailbox", {0x30,0x60,0x61, EOT}, {NANA,NANA,NANA,EOT}}, {EOT}}}, {0xb8, "SB8xx", { {NOLDN, NULL, {0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x28,0x29,0x2a, 0x2b,0x2c,0x2e, 0x2f, EOT}, {NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,NANA,EOT}}, {0x3, "EC channel 0", {0x30,0x60,0x61, EOT}, {NANA,NANA,NANA,EOT}}, {0x5, "Irda", {0x30,0x60,0x61,0x70, EOT}, {NANA,NANA,NANA,NANA,EOT}}, {0x7, "Keyboard Controller", {0x30, EOT}, {NANA,EOT}}, {0x9, "Mailbox", {0x30,0x60,0x61, EOT}, {NANA,NANA,NANA,EOT}}, {EOT}}}, {EOT} }; /* same as serverengines */ static void enter_conf_mode_ec(uint16_t port) { OUTB(0x5a, port); } static void exit_conf_mode_ec(uint16_t port) { OUTB(0xa5, port); } uint16_t detect_ec(void) { uint16_t ec_port; struct pci_dev *dev; dev = pci_dev_find(0x1002, 0x439d); if (!dev) { return 0; } /* is EC disabled ? */ if (!(pci_read_byte(dev, 0x40) & (1 << 7))) return 0; ec_port = pci_read_word(dev, 0xa4); if (!(ec_port & 0x1)) return 0; ec_port &= ~0x1; return ec_port; } void probe_idregs_amd(uint16_t port) { uint8_t rev, devid; probing_for("AMD EC", "", port); if (!(port = detect_ec())) return; enter_conf_mode_ec(port); devid = regval(port, DEVICE_ID_REG); rev = regval(port, DEVICE_REV_REG); if (superio_unknown(reg_table, devid)) { if (verbose) printf(NOTFOUND "id=0x%02x, rev=0x%02x\n", devid, rev); exit_conf_mode_ec(port); return; } printf("Found AMD EC %s (id=0x%02x, rev=0x%02x) at 0x%x\n", get_superio_name(reg_table, devid), devid, rev, port); chip_found = 1; dump_superio("AMD EC", reg_table, port, devid, LDN_SEL); exit_conf_mode_ec(port); } void print_amd_chips(void) { print_vendor_chips("AMD EC", reg_table); }