diff options
Diffstat (limited to 'src/ec/lenovo/h8/h8.c')
| -rw-r--r-- | src/ec/lenovo/h8/h8.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/ec/lenovo/h8/h8.c b/src/ec/lenovo/h8/h8.c new file mode 100644 index 0000000000..bc0ddde844 --- /dev/null +++ b/src/ec/lenovo/h8/h8.c @@ -0,0 +1,129 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> + * + * 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; version 2 of the License. + * + * 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 <arch/io.h> +#include <console/console.h> +#include <device/device.h> +#include <ec/acpi/ec.h> +#include <device/pnp.h> +#include <stdlib.h> +#include "h8.h" +#include "chip.h" + +void h8_trackpoint_enable(int on) +{ + ec_write(H8_TRACKPOINT_CTRL, + on ? H8_TRACKPOINT_ON : H8_TRACKPOINT_OFF); + +} + +void h8_wlan_enable(int on) +{ + if (on) + ec_set_bit(0x3a, 5); + else + ec_clr_bit(0x3a, 5); +} + +static void h8_log_ec_version(void) +{ + unsigned char ecfw[9], c; + u16 fwvh, fwvl; + int i; + + for(i = 0; i < 8; i++) { + c = ec_read(0xf0 + i); + if (c < 0x20 || c > 0x7f) + break; + ecfw[i] = c; + } + ecfw[i] = '\0'; + + fwvh = ec_read(0xe9); + fwvl = ec_read(0xe8); + + printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw, + fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf)); +} + +void h8_set_audio_mute(int on) +{ + if (on) + ec_clr_bit(0x3a, 0); + else + ec_set_bit(0x3a, 1); +} + +void h8_enable_event(int event) +{ + if (event < 0 || event > 127) + return; + + ec_set_bit(0x10 + (event >> 3), event & 7); +} + +void h8_disable_event(int event) +{ + if (event < 0 || event > 127) + return; + + ec_clr_bit(0x10 + (event >> 3), event & 7); + +} + +static void h8_enable(device_t dev) +{ + struct ec_lenovo_h8_config *conf = dev->chip_info; + h8_log_ec_version(); + + ec_write(H8_CONFIG0, conf->config0); + ec_write(H8_CONFIG1, conf->config1); + ec_write(H8_CONFIG2, conf->config2); + ec_write(H8_CONFIG3, conf->config3); + + ec_write(H8_SOUND_ENABLE0, conf->beepmask0); + ec_write(H8_SOUND_ENABLE1, conf->beepmask1); + ec_write(H8_SOUND_REPEAT, 0x00); + + ec_write(0x10, conf->event0_enable); + ec_write(0x11, conf->event1_enable); + ec_write(0x12, conf->event2_enable); + ec_write(0x13, conf->event3_enable); + ec_write(0x14, conf->event4_enable); + ec_write(0x15, conf->event5_enable); + ec_write(0x16, conf->event6_enable); + ec_write(0x17, conf->event7_enable); + ec_write(0x18, conf->event8_enable); + ec_write(0x19, conf->event9_enable); + ec_write(0x1a, conf->eventa_enable); + ec_write(0x1b, conf->eventb_enable); + ec_write(0x1c, conf->eventc_enable); + ec_write(0x1d, conf->eventd_enable); + ec_write(0x1e, conf->evente_enable); + ec_write(0x1f, conf->eventf_enable); + + h8_wlan_enable(conf->wlan_enable); + h8_trackpoint_enable(conf->trackpoint_enable); + +} + +struct chip_operations ec_lenovo_h8_ops = { + CHIP_NAME("Lenovo H8 EC") + .enable_dev = h8_enable +}; |