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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2011 Google Inc.
*
* 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 <device/device.h>
#include <pc80/mc146818rtc.h>
#include <cf9_reset.h>
#include <smbios.h>
#include <string.h>
#include <drivers/vpd/vpd.h>
#include <console/console.h>
#include <drivers/ipmi/ipmi_ops.h>
#include "ipmi.h"
/* VPD variable for enabling/disabling FRB2 timer. */
#define FRB2_TIMER "FRB2_TIMER"
/* VPD variable for setting FRB2 timer countdown value. */
#define FRB2_COUNTDOWN "FRB2_COUNTDOWN"
#define VPD_LEN 10
/* Default countdown is 15 minutes. */
#define DEFAULT_COUNTDOWN 9000
static void init_frb2_wdt(void)
{
char val[VPD_LEN];
/* Enable FRB2 timer by default. */
u8 enable = 1;
uint16_t countdown;
if (vpd_get_bool(FRB2_TIMER, VPD_RW, &enable)) {
if (!enable) {
printk(BIOS_DEBUG, "Disable FRB2 timer\n");
ipmi_stop_bmc_wdt(BMC_KCS_BASE);
}
}
if (enable) {
if (vpd_gets(FRB2_COUNTDOWN, val, VPD_LEN, VPD_RW)) {
countdown = (uint16_t)atol(val);
printk(BIOS_DEBUG, "FRB2 timer countdown set to: %d\n",
countdown);
} else {
printk(BIOS_DEBUG, "FRB2 timer use default value: %d\n",
DEFAULT_COUNTDOWN);
countdown = DEFAULT_COUNTDOWN;
}
ipmi_init_and_start_bmc_wdt(BMC_KCS_BASE, countdown,
TIMEOUT_HARD_RESET);
}
}
/*
* mainboard_enable is executed as first thing after enumerate_buses().
* This is the earliest point to add customization.
*/
static void mainboard_enable(struct device *dev)
{
ipmi_oem_rsp_t rsp;
init_frb2_wdt();
if (is_ipmi_clear_cmos_set(&rsp)) {
/* TODO: Should also try to restore CMOS to cmos.default
* if USE_OPTION_TABLE is set */
cmos_init(1);
clear_ipmi_flags(&rsp);
system_reset();
}
}
struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
};
void smbios_fill_dimm_locator(const struct dimm_info *dimm, struct smbios_type17 *t)
{
char locator[64] = {0};
snprintf(locator, sizeof(locator), "DIMM_%c%u", 'A' + dimm->channel_num,
dimm->dimm_num);
t->device_locator = smbios_add_string(t->eos, locator);
snprintf(locator, sizeof(locator), "_Node0_Channel%d_Dimm%d", dimm->channel_num,
dimm->dimm_num);
t->bank_locator = smbios_add_string(t->eos, locator);
}
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