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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2011-2012 Google Inc.
* Copyright (C) 2014 Vladimir Serbinenko
*
* 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 <types.h>
#include <string.h>
#include <device/device.h>
#include <device/pci_def.h>
#include <device/pci_ops.h>
#include <console/console.h>
#if CONFIG_VGA_ROM_RUN
#include <x86emu/x86emu.h>
#endif
#include <pc80/mc146818rtc.h>
#include <arch/acpi.h>
#include <arch/io.h>
#include <arch/interrupt.h>
#include <boot/coreboot_tables.h>
#include <southbridge/intel/bd82x6x/pch.h>
#include <smbios.h>
#include <device/pci.h>
#include <cbfs.h>
#include <pc80/keyboard.h>
#include <ec/lenovo/h8/h8.h>
#include <build.h>
#include <device/azalia_device.h>
#include "hda_verb.h"
void mainboard_suspend_resume(void)
{
/* Call SMM finalize() handlers before resume */
outb(0xcb, 0xb2);
}
#if CONFIG_VGA_ROM_RUN
static int int15_handler(void)
{
int res = 0;
printk(BIOS_DEBUG, "%s: INT15 function %04x!\n",
__func__, X86_AX);
switch (X86_AX) {
case 0x5f34:
/*
* Set Panel Fitting Hook:
* bit 2 = Graphics Stretching
* bit 1 = Text Stretching
* bit 0 = Centering (do not set with bit1 or bit2)
* 0 = video bios default
*/
X86_AX = 0x005f;
X86_CL = 0x00; /* Use video bios default */
res = 1;
break;
case 0x5f35:
/*
* Boot Display Device Hook:
* bit 0 = CRT
* bit 1 = TV (eDP)
* bit 2 = EFP
* bit 3 = LFP
* bit 4 = CRT2
* bit 5 = TV2 (eDP)
* bit 6 = EFP2
* bit 7 = LFP2
*/
X86_AX = 0x005f;
X86_CX = 0x0000; /* Use video bios default */
res = 1;
break;
case 0x5f51:
/*
* Hook to select active LFP configuration:
* 00h = No LVDS, VBIOS does not enable LVDS
* 01h = Int-LVDS, LFP driven by integrated LVDS decoder
* 02h = SVDO-LVDS, LFP driven by SVDO decoder
* 03h = eDP, LFP Driven by Int-DisplayPort encoder
*/
X86_AX = 0x005f;
X86_CX = 0x0001; /* Int-LVDS */
res = 1;
break;
case 0x5f70:
switch (X86_CH) {
case 0:
/* Get Mux */
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
case 1:
/* Set Mux */
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
case 2:
/* Get SG/Non-SG mode */
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
default:
/* Interrupt was not handled */
printk(BIOS_DEBUG, "Unknown INT15 5f70 function: 0x%02x\n",
X86_CH);
break;
}
break;
default:
printk(BIOS_DEBUG, "Unknown INT15 function %04x!\n", X86_AX);
break;
}
return res;
}
#endif
const char *smbios_mainboard_bios_version(void)
{
/* Satisfy thinkpad_acpi. */
if (strlen(CONFIG_LOCALVERSION))
return "CBET4000 " CONFIG_LOCALVERSION;
else
return "CBET4000 " COREBOOT_VERSION;
}
/* Audio Setup */
static void verb_setup(void)
{
cim_verb_data = mainboard_cim_verb_data;
cim_verb_data_size = sizeof(mainboard_cim_verb_data);
pc_beep_verbs = mainboard_pc_beep_verbs;
pc_beep_verbs_size = mainboard_pc_beep_verbs_size;
}
static void mainboard_init(device_t dev)
{
RCBA32(0x38c8) = 0x00002005;
RCBA32(0x38c4) = 0x00802005;
RCBA32(0x38c0) = 0x00000007;
/* This sneaked in here, because X201 SuperIO chip isn't really
connected to anything and hence we don't init it.
*/
pc_keyboard_init();
/* Enable expresscard hotplug events. */
pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)),
0xd8,
pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), 0xd8)
| (1 << 30));
pci_write_config16(dev_find_slot(0, PCI_DEVFN(0x1c, 3)),
0x42, 0x142);
}
// mainboard_enable is executed as first thing after
// enumerate_buses().
static void mainboard_enable(device_t dev)
{
dev->ops->init = mainboard_init;
#if CONFIG_VGA_ROM_RUN
/* Install custom int15 handler for VGA OPROM */
mainboard_interrupt_handlers(0x15, &int15_handler);
#endif
verb_setup();
}
void h8_mainboard_init_dock (void)
{
}
struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
};
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