Sven Schnelle | e2ca71e | 2011-02-14 20:02:47 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2007-2009 coresystems GmbH |
| 5 | * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as |
| 9 | * published by the Free Software Foundation; version 2 of |
| 10 | * the License. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
| 20 | * MA 02110-1301 USA |
| 21 | */ |
| 22 | |
| 23 | #include <console/console.h> |
| 24 | #include <device/device.h> |
| 25 | #include <arch/io.h> |
| 26 | #include <boot/tables.h> |
| 27 | #include <delay.h> |
| 28 | #include <arch/coreboot_tables.h> |
| 29 | #include "chip.h" |
| 30 | #include <device/pci_def.h> |
| 31 | #include <device/pci_ops.h> |
| 32 | #include <arch/io.h> |
| 33 | #include <ec/lenovo/pmh7/pmh7.h> |
| 34 | #include <ec/acpi/ec.h> |
Sven Schnelle | 8099cbf | 2011-04-04 10:57:17 +0000 | [diff] [blame] | 35 | #include <northbridge/intel/i945/i945.h> |
Sven Schnelle | e2ca71e | 2011-02-14 20:02:47 +0000 | [diff] [blame] | 36 | |
| 37 | static void backlight_enable(void) |
| 38 | { |
| 39 | pmh7_register_set_bit(0x50, 5); |
| 40 | } |
| 41 | |
| 42 | static void trackpoint_enable(void) |
| 43 | { |
| 44 | ec_write(0x0b, 0x03); |
| 45 | } |
| 46 | |
| 47 | static void wlan_enable(void) |
| 48 | { |
| 49 | ec_write(0x3a, 0x20); |
| 50 | } |
| 51 | |
| 52 | static void mainboard_enable(device_t dev) |
| 53 | { |
Sven Schnelle | bdb1059 | 2011-04-04 12:33:54 +0000 | [diff] [blame^] | 54 | unsigned char ecfw[9], c; |
| 55 | u16 fwvh, fwvl; |
Sven Schnelle | 8099cbf | 2011-04-04 10:57:17 +0000 | [diff] [blame] | 56 | device_t dev0; |
Sven Schnelle | bdb1059 | 2011-04-04 12:33:54 +0000 | [diff] [blame^] | 57 | int i; |
| 58 | |
| 59 | for(i = 0; i < 8; i++) { |
| 60 | c = ec_read(0xf0 + i); |
| 61 | if (c < 0x20 || c > 0x7f) |
| 62 | break; |
| 63 | ecfw[i] = c; |
| 64 | } |
| 65 | ecfw[i] = '\0'; |
| 66 | |
| 67 | fwvh = ec_read(0xe9); |
| 68 | fwvl = ec_read(0xe8); |
| 69 | |
| 70 | printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw, |
| 71 | fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf)); |
Sven Schnelle | 8099cbf | 2011-04-04 10:57:17 +0000 | [diff] [blame] | 72 | |
Sven Schnelle | e2ca71e | 2011-02-14 20:02:47 +0000 | [diff] [blame] | 73 | backlight_enable(); |
| 74 | trackpoint_enable(); |
| 75 | /* FIXME: this should be ACPI's task |
| 76 | * but for now, enable it here */ |
| 77 | wlan_enable(); |
| 78 | |
| 79 | /* enable ACPI events */ |
| 80 | ec_write(0x00, 0xa6); |
| 81 | ec_write(0x01, 0x05); |
| 82 | |
| 83 | ec_write(0x02, 0xa0); |
| 84 | ec_write(0x03, 0x05); |
| 85 | |
| 86 | /* set mask of enabled beeps */ |
| 87 | ec_write(0x04, 0xfe); |
| 88 | ec_write(0x05, 0x96); |
| 89 | |
| 90 | /* Unknown, but required for hotkeys |
| 91 | Maybe a mask for enabled keys? */ |
| 92 | |
| 93 | ec_write(0x12, 0xff); |
| 94 | ec_write(0x13, 0xff); |
| 95 | ec_write(0x14, 0xf4); |
| 96 | ec_write(0x15, 0x3c); |
Sven Schnelle | 4678914 | 2011-04-04 10:56:52 +0000 | [diff] [blame] | 97 | |
| 98 | /* enable Audio */ |
| 99 | ec_clr_bit(0x3a, 0); |
Sven Schnelle | 8099cbf | 2011-04-04 10:57:17 +0000 | [diff] [blame] | 100 | |
| 101 | /* If we're resuming from suspend, blink suspend LED */ |
| 102 | dev0 = dev_find_slot(0, PCI_DEVFN(0,0)); |
| 103 | if (dev0 && pci_read_config32(dev0, SKPAD) == 0xcafed00d) |
| 104 | ec_write(0x0c, 0xc7); |
Sven Schnelle | e2ca71e | 2011-02-14 20:02:47 +0000 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | struct chip_operations mainboard_ops = { |
| 108 | CHIP_NAME(CONFIG_MAINBOARD_VENDOR " " CONFIG_MAINBOARD_PART_NUMBER) |
| 109 | .enable_dev = mainboard_enable, |
| 110 | }; |
| 111 | |