| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2008-2010 Joseph Smith <joe@settoplinux.org> |
| * Copyright (C) 2010 Stefan Reinauer <stepan@openbios.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. |
| */ |
| |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <delay.h> |
| #include <drivers/intel/gma/int15.h> |
| #include <arch/io.h> |
| #include <arch/interrupt.h> |
| |
| // setting the bit disables the led. |
| #define PARPORT_GPIO_LED_GREEN (1 << 0) |
| #define PARPORT_GPIO_LED_ORANGE (1 << 1) |
| #define PARPORT_GPIO_LED_RED (1 << 2) |
| #define PARPORT_GPIO_IR_PORT (1 << 6) |
| |
| static u8 get_parport_gpio(void) |
| { |
| return inb(0x378); |
| } |
| |
| static void set_parport_gpio(u8 gpios) |
| { |
| outb(gpios, 0x378); |
| } |
| |
| static void parport_gpios(void) |
| { |
| u8 pp_gpios = get_parport_gpio(); |
| |
| /* disable red led */ |
| pp_gpios |= PARPORT_GPIO_LED_RED; |
| set_parport_gpio(pp_gpios); |
| |
| pp_gpios = get_parport_gpio(); |
| |
| printk(BIOS_DEBUG, "IP1000 GPIOs:\n"); |
| printk(BIOS_DEBUG, " GPIO mask: %02x\n", pp_gpios); |
| printk(BIOS_DEBUG, " green led: %s\n", |
| (pp_gpios & PARPORT_GPIO_LED_GREEN) ? "off" : "on"); |
| printk(BIOS_DEBUG, " orange led: %s\n", |
| (pp_gpios & PARPORT_GPIO_LED_ORANGE) ? "off" : "on"); |
| printk(BIOS_DEBUG, " red led: %s\n", |
| (pp_gpios & PARPORT_GPIO_LED_RED) ? "off" : "on"); |
| printk(BIOS_DEBUG, " IR port: %s\n", |
| (pp_gpios & PARPORT_GPIO_IR_PORT) ? "off" : "on"); |
| } |
| |
| static void flash_gpios(void) |
| { |
| u8 manufacturer_id = read8((u8 *)0xffbc0000); |
| u8 device_id = read8((u8 *)0xffbc0001); |
| |
| if ((manufacturer_id == 0x20) && |
| ((device_id == 0x2c) || (device_id == 0x2d))) { |
| printk(BIOS_DEBUG, "Detected ST M50FW0%c0 flash:\n", |
| (device_id==0x2c)?'4':'8'); |
| u8 fgpi = read8((u8 *)0xffbc0100); |
| printk(BIOS_DEBUG, " FGPI0 [%c] FGPI1 [%c] FGPI2 [%c] FGPI3 [%c] FGPI4 [%c]\n", |
| (fgpi & (1 << 0)) ? 'X' : ' ', |
| (fgpi & (1 << 1)) ? 'X' : ' ', |
| (fgpi & (1 << 2)) ? 'X' : ' ', |
| (fgpi & (1 << 3)) ? 'X' : ' ', |
| (fgpi & (1 << 4)) ? 'X' : ' '); |
| } else { |
| printk(BIOS_DEBUG, "No ST M50FW040/M50FW080 flash, don't read FGPI.\n"); |
| } |
| } |
| |
| static void mainboard_init(device_t dev) |
| { |
| parport_gpios(); |
| flash_gpios(); |
| } |
| |
| static void mainboard_enable(device_t dev) |
| { |
| dev->ops->init = mainboard_init; |
| install_intel_vga_int15_handler(GMA_INT15_ACTIVE_LFP_INT_LVDS, GMA_INT15_PANEL_FIT_DEFAULT, GMA_INT15_BOOT_DISPLAY_DEFAULT, 0); |
| } |
| |
| struct chip_operations mainboard_ops = { |
| .enable_dev = mainboard_enable, |
| }; |