plat_class.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 PLAT_CLASS_H
#define PLAT_CLASS_H
 
#include <stdbool.h>
#include <stdint.h>
 
#define SYS_CLASS_1 1
#define SYS_CLASS_2 2
 
#define CPLD_ADDR 0x21 // 7-bit address
#define CPLD_CLASS_TYPE_REG 0x0D
#define CPLD_1OU_VPP_POWER_STATUS 0x11
#define CPLD_2OU_EXPANSION_CARD_REG 0x13
 
#define MAX_1OU_M2_COUNT 4
 
typedef struct _CARD_STATUS_ {
    bool present;
    uint8_t card_type;
} CARD_STATUS;
 
enum _1OU_CARD_TYPE_ {
    TYPE_1OU_SI_TEST_CARD = 0x0,
    TYPE_1OU_EXP_WITH_6_M2,
    TYPE_1OU_RAINBOW_FALLS,
    TYPE_1OU_VERNAL_FALLS_WITH_TI, // TI BIC
    TYPE_1OU_VERNAL_FALLS_WITH_AST, // AST1030 BIC
    TYPE_1OU_EXP_WITH_NIC = 0x07,
    TYPE_1OU_ABSENT = 0xFE,
    TYPE_1OU_UNKNOWN = 0xFF,
};
 
enum _2OU_CARD_TYPE_ {
    TYPE_2OU_EXP = 0x1,
    TYPE_2OU_EXP_E1S = 0x2,
    TYPE_2OU_HSM = 0x6, //Hardware Security Module
    TYPE_2OU_ABSENT = 0xFE,
    TYPE_2OU_UNKNOWN = 0xFF,
};
 
enum HSC_MODULE {
    HSC_MODULE_ADM1278,
    HSC_MODULE_LTC4282,
    HSC_MODULE_MP5990,
    HSC_MODULE_ADM1276,
    HSC_MODULE_UNKNOWN = 0xFF,
};
 
enum BIC_CARD_PRESENT {
    CARD_UNPRESENT = false,
    CARD_PRESENT = true,
};
 
uint8_t get_system_class();
CARD_STATUS get_1ou_status();
CARD_STATUS get_2ou_status();
uint8_t get_hsc_module();
void init_hsc_module();
void init_platform_config();
 
#endif