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driver-avalon.h
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driver-avalon.h
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/*
* Copyright 2013 Avalon project
*
* 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; either version 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#ifndef AVALON_H
#define AVALON_H
#ifdef USE_AVALON
#define AVALON_RESET_FAULT_DECISECONDS 1
#define AVALON_MINER_THREADS 1
#define AVALON_IO_SPEED 115200
#define AVALON_HASH_TIME_FACTOR ((float)1.67/0x32)
#define AVALON_RESET_PITCH (300*1000*1000)
#define AVALON_FAN_FACTOR 120
#define AVALON_DEFAULT_FAN_MAX_PWM 0xA0 /* 100% */
#define AVALON_DEFAULT_FAN_MIN_PWM 0x20 /* 20% */
#define AVALON_DEFAULT_TIMEOUT 0x32
#define AVALON_DEFAULT_FREQUENCY 256
#define AVALON_DEFAULT_MINER_NUM 0x20
#define AVALON_DEFAULT_ASIC_NUM 0xA
struct avalon_task {
uint8_t reset :1;
uint8_t flush_fifo :1;
uint8_t fan_eft :1;
uint8_t timer_eft :1;
uint8_t asic_num :4;
uint8_t fan_pwm_data;
uint8_t timeout_data;
uint8_t miner_num;
uint8_t nonce_elf :1;
uint8_t gate_miner_elf :1;
uint8_t asic_pll :1;
uint8_t gate_miner :1;
uint8_t _pad0 :4;
uint8_t _pad1[3];
uint32_t _pad2;
uint8_t midstate[32];
uint8_t data[12];
} __attribute__((packed, aligned(4)));
struct avalon_result {
uint32_t nonce;
uint8_t data[12];
uint8_t midstate[32];
uint8_t fan0;
uint8_t fan1;
uint8_t fan2;
uint8_t temp0;
uint8_t temp1;
uint8_t temp2;
uint8_t _pad0[2];
uint16_t fifo_wp;
uint16_t fifo_rp;
uint8_t chip_num;
uint8_t pwm_data;
uint8_t timeout;
uint8_t miner_num;
} __attribute__((packed, aligned(4)));
struct avalon_info {
int baud;
int miner_count;
int asic_count;
int timeout;
int fan0;
int fan1;
int fan2;
int temp0;
int temp1;
int temp2;
int temp_max;
int temp_history_count;
int temp_history_index;
int temp_sum;
int temp_old;
int fan_pwm;
int no_matching_work;
int matching_work[AVALON_DEFAULT_MINER_NUM];
int frequency;
};
#define AVALON_WRITE_SIZE (sizeof(struct avalon_task))
#define AVALON_READ_SIZE (sizeof(struct avalon_result))
#define AVALON_ARRAY_SIZE 4
#define AVA_GETS_ERROR -1
#define AVA_GETS_OK 0
#define AVA_GETS_RESTART 1
#define AVA_GETS_TIMEOUT 2
#define AVA_SEND_ERROR -1
#define AVA_SEND_OK 0
#define AVA_SEND_BUFFER_EMPTY 1
#define AVA_SEND_BUFFER_FULL 2
#define AVA_BUFFER_FULL 0
#define AVA_BUFFER_EMPTY 1
#define avalon_open2(devpath, baud, purge) serial_open(devpath, baud, AVALON_RESET_FAULT_DECISECONDS, purge)
#define avalon_open(devpath, baud) avalon_open2(devpath, baud, true)
#define avalon_close(fd) close(fd)
#define avalon_buffer_full(fd) get_serial_cts(fd)
#define AVALON_READ_TIME(baud) ((double)AVALON_READ_SIZE * (double)8.0 / (double)(baud))
#define ASSERT1(condition) __maybe_unused static char sizeof_uint32_t_must_be_4[(condition)?1:-1]
ASSERT1(sizeof(uint32_t) == 4);
extern struct avalon_info **avalon_info;
#endif /* USE_AVALON */
#endif /* AVALON_H */