util_sys.h

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/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef UTIL_SYS_H
#define UTIL_SYS_H
 
#include <sys/reboot.h>
#include "stdbool.h"
#include "stdint.h"
 
#define INTEL_IANA 0x000157
 
enum CC_12V_CYCLE_SLOT {
    SUCCESS_12V_CYCLE_SLOT,
    NOT_SUPPORT_12V_CYCLE_SLOT,
    SLOT_OFF_FAILED,
    SLOT_ON_FAILED
};
 
enum ME_MODE {
    ME_INIT_MODE = 0x00,
    ME_NORMAL_MODE = 0x01,
    ME_RECOVERY_MODE = 0x02,
};
 
enum FORCE_ME_RECOVERY_CMD {
    ME_FW_RECOVERY = 0x01,
    ME_FW_RESTORE = 0x02,
};
 
enum SYSTEM_RESET_TYPE {
    // Aspeed system warm reset default setting is SOC reset, and system cold reset is full chip reset
    SOC_RESET = SYS_REBOOT_WARM,
    FULL_CHIP_RESET = SYS_REBOOT_COLD,
};
 
// Interface to communicate with BMC
enum {
    BMC_INTERFACE_I2C = 0x0,
    BMC_INTERFACE_I3C = 0x1,
};
 
typedef enum {
    VENDOR_RENESAS = 0,
    VENDOR_TI,
    VENDOR_INFINEON,
    VENDOR_VISHAY,
    VENDOR_ONSEMI,
    VENDOR_MPS,
} VR_VENDOR_ID;
 
typedef enum {
    POWER_CTL_ON,
    POWER_CTL_OFF,
    POWER_CTL_RESET,
    MAX_POWER_CTL_COUNT,
} power_ctl_t;
 
extern uint8_t ISL69254_DEVICE_ID[5];
extern uint8_t XDPE12284C_DEVICE_ID[3];
extern uint8_t ISL69259_DEVICE_ID[5];
 
void submit_bic_cold_reset();
void bic_cold_reset();
void submit_bic_warm_reset();
void bic_warm_reset();
void check_ac_lost();
bool is_ac_lost();
void pal_warm_reset_prepare();
void pal_cold_reset_prepare();
int pal_submit_bmc_cold_reset();
int pal_host_power_control(power_ctl_t ctl_type);
bool pal_is_bmc_present();
bool pal_is_bmc_ready();
int submit_12v_cycle_slot();
 
int set_me_firmware_mode(uint8_t me_fw_mode);
void init_me_firmware();
uint8_t get_me_mode();
 
int pal_submit_bmc_cold_reset();
int pal_submit_12v_cycle_slot();
 
int pal_clear_cmos();
 
void set_sys_ready_pin(uint8_t ready_gpio_name);
 
uint8_t get_system_class();
 
int pal_get_set_add_debug_sel_mode_status(uint8_t options, uint8_t *status);
uint8_t pal_get_bmc_interface();
 
#endif