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#ifndef __IPMI_OPS_H
#define __IPMI_OPS_H
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2019 Wiwynn Corp.
*
* 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 <types.h>
#include "ipmi_kcs.h"
#define IPMI_BMC_RESET_WDG_TIMER 0x22
#define IPMI_BMC_SET_WDG_TIMER 0x24
#define IPMI_BMC_GET_WDG_TIMER 0x25
#define IPMI_BMC_GET_SYSTEM_GUID 0x37
/* BMC watchdog timeout action */
enum ipmi_bmc_timeout_action_type {
TIMEOUT_NO_ACTION = 0x00,
TIMEOUT_HARD_RESET = 0x01,
TIMEOUT_POWER_DOWN = 0x02,
TIMEOUT_POWER_CYCLE = 0x03,
};
/* BMC Watchdog timer */
struct ipmi_wdt_req {
uint8_t timer_use;
uint8_t timer_actions;
uint8_t pretimeout_interval;
uint8_t timer_use_expiration_flags_clr;
uint16_t initial_countdown_val;
} __packed;
struct ipmi_wdt_rsp {
struct ipmi_rsp resp;
struct ipmi_wdt_req data;
uint16_t present_countdown_val;
} __packed;
struct ipmi_get_system_guid_rsp {
struct ipmi_rsp resp;
uint8_t data[16];
} __packed;
/*
* Initialize and start BMC FRB2 watchdog timer with the
* provided timer countdown and action values.
* Returns CB_SUCCESS on success and CB_ERR if an error occurred
*/
enum cb_err ipmi_init_and_start_bmc_wdt(const int port, uint16_t countdown,
uint8_t action);
/* Returns CB_SUCCESS on success and CB_ERR if an error occurred */
enum cb_err ipmi_stop_bmc_wdt(const int port);
/* IPMI get BMC system GUID and store it to parameter uuid.
* Returns CB_SUCCESS on success and CB_ERR if an error occurred */
enum cb_err ipmi_get_system_guid(const int port, uint8_t *uuid);
#endif
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