src/mainboard/ocp/tiogapass/ipmi.c

/* SPDX-License-Identifier: GPL-2.0-only */

#include <console/console.h>
#include <drivers/ipmi/ipmi_kcs.h>
#include <drivers/ipmi/ipmi_ops.h>
#include <drivers/ipmi/ocp/ipmi_ocp.h>
#include <drivers/vpd/vpd.h>
#include <string.h>

#include "ipmi.h"
#include "vpd.h"

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_THEN_RO, &enable)) {
		if (!enable) {
			printk(BIOS_DEBUG, "Disable FRB2 timer\n");
			ipmi_stop_bmc_wdt(CONFIG_BMC_KCS_BASE);
			return;
		}
	}
	if (enable) {
		if (vpd_gets(FRB2_COUNTDOWN, val, VPD_LEN, VPD_RW_THEN_RO)) {
			countdown = (uint16_t)atol(val);
			printk(BIOS_DEBUG, "FRB2 timer countdown set to: %d ms\n",
				countdown * 100);
		} else {
			printk(BIOS_DEBUG, "FRB2 timer use default value: %d ms\n",
				DEFAULT_COUNTDOWN * 100);
			countdown = DEFAULT_COUNTDOWN;
		}
		ipmi_init_and_start_bmc_wdt(CONFIG_BMC_KCS_BASE, countdown,
			TIMEOUT_HARD_RESET);
	}
}