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Orhan Kupusogluec57af02021-05-12 12:38:17 +00001/*
2 * Copyright 2018-present Open Networking Foundation
3
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7
8 * http://www.apache.org/licenses/LICENSE-2.0
9
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef TRX_EEPROM_READER_H
18#define TRX_EEPROM_READER_H
19
20/**
21 * RSSI - Received Signal Strength Indication
22 * see:
23 * https://en.wikipedia.org/wiki/Received_signal_strength_indication
24 *
25 * per EC Ticket#7825
26 * see:
27 * https://support.edge-core.com/hc/en-us/requests/7825
28 */
29
30class TrxEepromReader {
31 public:
32 enum device_type {
33 DEVICE_EITHER,
34 DEVICE_GPON,
35 DEVICE_XGSPON
36 };
37
38 enum power_type {
39 RX_POWER,
40 TX_POWER,
41 RX_AND_TX_POWER
42 };
43
44 TrxEepromReader(device_type dev_type, const power_type read_type, const int port);
45 TrxEepromReader() = delete;
46
47 static std::pair<std::string, bool> read_txt_file(const std::string& file_name);
48 static std::string get_board_name();
49
50 int read_binary_file(char* buffer);
51 bool is_valid_port() const;
52 void set_port_path();
53 unsigned long get_value_from_pointer_u(unsigned char *ptr, int size);
54 double raw_rx_to_mw(int raw);
55 double raw_tx_to_mw(int raw);
56 double mw_to_dbm(double mw);
57 std::pair<std::pair<int, int>, bool> read_power_raw();
58 std::pair<std::pair<double, double>, bool> read_power_mean_dbm();
59 std::string dump_data();
60 int get_buf_size() const;
61 int get_read_offset() const;
62 int get_read_num_bytes() const;
63 int get_max_ports() const;
64 const char* get_node_path() const;
65
66 private:
67 int _port;
68 power_type _read_type;
69 std::string _dev_name;
70 int _buf_size;
71 int _read_offset;
72 int _read_num_bytes;
73 int _port_addr;
74 std::string _name_eeprom;
75 const int* _bus_index;
76 size_t _max_ports;
77
78 char _node_format[64] = {0};
79 char _node_path[64] = {0};
80
81 const char* _master_format = "/sys/bus/i2c/devices/%s-00%d/%s";
82 const int _gpon_bus_index[74] = {
83 41, 42, 56, 55, 43, 44, 54, 53,
84 45, 46, 52, 51, 47, 48, 50, 49,
85 57, 58, 72, 71, 59, 60, 70, 69,
86 61, 62, 68, 67, 63, 64, 66, 65,
87 73, 74, 88, 87, 75, 76, 86, 85,
88 77, 78, 84, 83, 79, 80, 82, 81,
89 89, 90, 104, 103, 91, 92, 102, 101,
90 93, 94, 100, 99, 95, 96, 98, 97,
91 20, 21, 25, 26, 27, 28, 29, 30,
92 31, 32
93 };
94 const int _xgspon_bus_index[20] = {
95 47, 48, 37, 38, 35, 36, 33, 34,
96 39, 40, 41, 42, 43, 44, 45, 46,
97 49, 50, 51, 52
98 };
99};
100
101#endif