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https://github.com/skot/ESP-Miner.git
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551 lines
17 KiB
C
551 lines
17 KiB
C
#include "bm1368.h"
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#include "crc.h"
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#include "global_state.h"
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#include "serial.h"
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#include "utils.h"
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#include "esp_log.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include <math.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define BM1368_RST_PIN GPIO_NUM_1
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#define TYPE_JOB 0x20
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#define TYPE_CMD 0x40
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#define GROUP_SINGLE 0x00
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#define GROUP_ALL 0x10
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#define CMD_JOB 0x01
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#define CMD_SETADDRESS 0x00
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#define CMD_WRITE 0x01
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#define CMD_READ 0x02
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#define CMD_INACTIVE 0x03
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#define RESPONSE_CMD 0x00
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#define RESPONSE_JOB 0x80
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#define SLEEP_TIME 20
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#define FREQ_MULT 25.0
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#define CLOCK_ORDER_CONTROL_0 0x80
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#define CLOCK_ORDER_CONTROL_1 0x84
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#define ORDERED_CLOCK_ENABLE 0x20
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#define CORE_REGISTER_CONTROL 0x3C
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#define PLL3_PARAMETER 0x68
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#define FAST_UART_CONFIGURATION 0x28
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#define TICKET_MASK 0x14
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#define MISC_CONTROL 0x18
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typedef struct __attribute__((__packed__))
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{
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uint8_t preamble[2];
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uint32_t nonce;
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uint8_t midstate_num;
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uint8_t job_id;
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uint16_t version;
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uint8_t crc;
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} asic_result;
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static const char * TAG = "bm1368Module";
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static uint8_t asic_response_buffer[CHUNK_SIZE];
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static task_result result;
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/// @brief
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/// @param ftdi
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/// @param header
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/// @param data
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/// @param len
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static void _send_BM1368(uint8_t header, uint8_t * data, uint8_t data_len, bool debug)
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{
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packet_type_t packet_type = (header & TYPE_JOB) ? JOB_PACKET : CMD_PACKET;
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uint8_t total_length = (packet_type == JOB_PACKET) ? (data_len + 6) : (data_len + 5);
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// allocate memory for buffer
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unsigned char * buf = malloc(total_length);
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// add the preamble
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buf[0] = 0x55;
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buf[1] = 0xAA;
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// add the header field
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buf[2] = header;
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// add the length field
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buf[3] = (packet_type == JOB_PACKET) ? (data_len + 4) : (data_len + 3);
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// add the data
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memcpy(buf + 4, data, data_len);
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// add the correct crc type
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if (packet_type == JOB_PACKET) {
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uint16_t crc16_total = crc16_false(buf + 2, data_len + 2);
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buf[4 + data_len] = (crc16_total >> 8) & 0xFF;
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buf[5 + data_len] = crc16_total & 0xFF;
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} else {
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buf[4 + data_len] = crc5(buf + 2, data_len + 2);
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}
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// send serial data
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SERIAL_send(buf, total_length, debug);
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free(buf);
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}
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static void _send_simple(uint8_t * data, uint8_t total_length)
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{
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unsigned char * buf = malloc(total_length);
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memcpy(buf, data, total_length);
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SERIAL_send(buf, total_length, false);
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free(buf);
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}
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static void _send_chain_inactive(void)
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{
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unsigned char read_address[2] = {0x00, 0x00};
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// send serial data
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_send_BM1368((TYPE_CMD | GROUP_ALL | CMD_INACTIVE), read_address, 2, false);
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}
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static void _set_chip_address(uint8_t chipAddr)
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{
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unsigned char read_address[2] = {chipAddr, 0x00};
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// send serial data
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_send_BM1368((TYPE_CMD | GROUP_SINGLE | CMD_SETADDRESS), read_address, 2, false);
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}
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void BM1368_send_hash_frequency(float target_freq)
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{
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// default 200Mhz if it fails
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unsigned char freqbuf[9] = {0x00, 0x08, 0x40, 0xA0, 0x02, 0x41}; // freqbuf - pll0_parameter
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float newf = 200.0;
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uint8_t fb_divider = 0;
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uint8_t post_divider1 = 0, post_divider2 = 0;
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uint8_t ref_divider = 0;
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float min_difference = 10;
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// refdiver is 2 or 1
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// postdivider 2 is 1 to 7
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// postdivider 1 is 1 to 7 and less than postdivider 2
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// fbdiv is 144 to 235
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for (uint8_t refdiv_loop = 2; refdiv_loop > 0 && fb_divider == 0; refdiv_loop--) {
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for (uint8_t postdiv1_loop = 7; postdiv1_loop > 0 && fb_divider == 0; postdiv1_loop--) {
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for (uint8_t postdiv2_loop = 1; postdiv2_loop < postdiv1_loop && fb_divider == 0; postdiv2_loop++) {
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int temp_fb_divider = round(((float) (postdiv1_loop * postdiv2_loop * target_freq * refdiv_loop) / 25.0));
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if (temp_fb_divider >= 144 && temp_fb_divider <= 235) {
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float temp_freq = 25.0 * (float) temp_fb_divider / (float) (refdiv_loop * postdiv2_loop * postdiv1_loop);
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float freq_diff = fabs(target_freq - temp_freq);
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if (freq_diff < min_difference) {
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fb_divider = temp_fb_divider;
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post_divider1 = postdiv1_loop;
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post_divider2 = postdiv2_loop;
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ref_divider = refdiv_loop;
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min_difference = freq_diff;
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break;
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}
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}
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}
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}
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}
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if (fb_divider == 0) {
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puts("Finding dividers failed, using default value (200Mhz)");
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} else {
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newf = 25.0 / (float) (ref_divider * fb_divider) / (float) (post_divider1 * post_divider2);
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printf("final refdiv: %d, fbdiv: %d, postdiv1: %d, postdiv2: %d, min diff value: %f\n", ref_divider, fb_divider,
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post_divider1, post_divider2, min_difference);
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freqbuf[3] = fb_divider;
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freqbuf[4] = ref_divider;
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freqbuf[5] = (((post_divider1 - 1) & 0xf) << 4) + ((post_divider2 - 1) & 0xf);
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if (fb_divider * 25 / (float) ref_divider >= 2400) {
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freqbuf[2] = 0x50;
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}
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}
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_send_BM1368((TYPE_CMD | GROUP_ALL | CMD_WRITE), freqbuf, 6, false);
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ESP_LOGI(TAG, "Setting Frequency to %.2fMHz (%.2f)", target_freq, newf);
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}
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static void do_frequency_ramp_up() {
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//PLLO settings taken from a S21 dump.
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//todo: do this right.
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uint8_t freq_list[65][4] = {{0x40, 0xA2, 0x02, 0x55},
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{0x40, 0xAF, 0x02, 0x64},
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{0x40, 0xA5, 0x02, 0x54},
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{0x40, 0xA8, 0x02, 0x63},
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{0x40, 0xB6, 0x02, 0x63},
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{0x40, 0xA8, 0x02, 0x53},
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{0x40, 0xB4, 0x02, 0x53},
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{0x40, 0xA8, 0x02, 0x62},
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{0x40, 0xAA, 0x02, 0x43},
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{0x40, 0xA2, 0x02, 0x52},
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{0x40, 0xAB, 0x02, 0x52},
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{0x40, 0xB4, 0x02, 0x52},
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{0x40, 0xBD, 0x02, 0x52},
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{0x40, 0xA5, 0x02, 0x42},
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{0x40, 0xA1, 0x02, 0x61},
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{0x40, 0xA8, 0x02, 0x61},
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{0x40, 0xAF, 0x02, 0x61},
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{0x40, 0xB6, 0x02, 0x61},
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{0x40, 0xA2, 0x02, 0x51},
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{0x40, 0xA8, 0x02, 0x51},
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{0x40, 0xAE, 0x02, 0x51},
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{0x40, 0xB4, 0x02, 0x51},
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{0x40, 0xBA, 0x02, 0x51},
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{0x40, 0xA0, 0x02, 0x41},
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{0x40, 0xA5, 0x02, 0x41},
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{0x40, 0xAA, 0x02, 0x41},
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{0x40, 0xAF, 0x02, 0x41},
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{0x40, 0xB4, 0x02, 0x41},
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{0x40, 0xB9, 0x02, 0x41},
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{0x40, 0xBE, 0x02, 0x41},
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{0x40, 0xA0, 0x02, 0x31},
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{0x40, 0xA4, 0x02, 0x31},
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{0x40, 0xA8, 0x02, 0x31},
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{0x40, 0xAC, 0x02, 0x31},
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{0x40, 0xB0, 0x02, 0x31},
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{0x40, 0xB4, 0x02, 0x31},
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{0x40, 0xA1, 0x02, 0x60},
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{0x40, 0xBC, 0x02, 0x31},
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{0x40, 0xA8, 0x02, 0x60},
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{0x40, 0xAF, 0x02, 0x60},
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{0x50, 0xCC, 0x02, 0x31},
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{0x40, 0xB6, 0x02, 0x60},
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{0x50, 0xD4, 0x02, 0x31},
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{0x40, 0xA2, 0x02, 0x50},
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{0x40, 0xA5, 0x02, 0x50},
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{0x40, 0xA8, 0x02, 0x50},
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{0x40, 0xAB, 0x02, 0x50},
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{0x40, 0xAE, 0x02, 0x50},
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{0x40, 0xB1, 0x02, 0x50},
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{0x40, 0xB4, 0x02, 0x50},
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{0x40, 0xB7, 0x02, 0x50},
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{0x40, 0xBA, 0x02, 0x50},
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{0x40, 0xBD, 0x02, 0x50},
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{0x40, 0xA0, 0x02, 0x40},
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{0x50, 0xC3, 0x02, 0x50},
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{0x40, 0xA5, 0x02, 0x40},
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{0x50, 0xC9, 0x02, 0x50},
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{0x40, 0xAA, 0x02, 0x40},
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{0x50, 0xCF, 0x02, 0x50},
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{0x40, 0xAF, 0x02, 0x40},
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{0x50, 0xD5, 0x02, 0x50},
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{0x40, 0xB4, 0x02, 0x40},
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{0x50, 0xDB, 0x02, 0x50},
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{0x40, 0xB9, 0x02, 0x40},
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{0x50, 0xE0, 0x02, 0x50}};
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uint8_t freq_cmd[6] = {0x00, 0x08, 0x40, 0xB4, 0x02, 0x40};
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for (int i = 0; i < 65; i++) {
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freq_cmd[2] = freq_list[i][0];
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freq_cmd[3] = freq_list[i][1];
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freq_cmd[4] = freq_list[i][2];
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freq_cmd[5] = freq_list[i][3];
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_send_BM1368((TYPE_CMD | GROUP_ALL | CMD_WRITE), freq_cmd, 6, false);
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vTaskDelay(100 / portTICK_PERIOD_MS);
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}
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}
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static uint8_t _send_init(uint64_t frequency)
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{
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//enable and set version rolling mask to 0xFFFF
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unsigned char init0[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA4, 0x90, 0x00, 0xFF, 0xFF, 0x1C};
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_send_simple(init0, 11);
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//enable and set version rolling mask to 0xFFFF (again)
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unsigned char init1[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA4, 0x90, 0x00, 0xFF, 0xFF, 0x1C};
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_send_simple(init1, 11);
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//enable and set version rolling mask to 0xFFFF (again)
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unsigned char init2[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA4, 0x90, 0x00, 0xFF, 0xFF, 0x1C};
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_send_simple(init2, 11);
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//read register 00 on all chips (should respond AA 55 13 68 00 00 00 00 00 00 0F)
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unsigned char init3[7] = {0x55, 0xAA, 0x52, 0x05, 0x00, 0x00, 0x0A};
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_send_simple(init3, 7);
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int chip_counter = 0;
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while (true) {
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if (SERIAL_rx(asic_response_buffer, 11, 1000) > 0) {
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chip_counter++;
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} else {
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break;
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}
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}
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ESP_LOGI(TAG, "%i chip(s) detected on the chain", chip_counter);
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//enable and set version rolling mask to 0xFFFF (again)
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unsigned char init4[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA4, 0x90, 0x00, 0xFF, 0xFF, 0x1C};
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_send_simple(init4, 11);
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//Reg_A8
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unsigned char init5[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0xA8, 0x00, 0x07, 0x00, 0x00, 0x03};
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_send_simple(init5, 11);
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//Misc Control
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unsigned char init6[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x18, 0xFF, 0x0F, 0xC1, 0x00, 0x00};
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_send_simple(init6, 11);
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//chain inactive
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unsigned char init7[7] = {0x55, 0xAA, 0x53, 0x05, 0x00, 0x00, 0x03};
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_send_simple(init7, 7);
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//assign address 0x00 to the first chip
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unsigned char init8[7] = {0x55, 0xAA, 0x40, 0x05, 0x00, 0x00, 0x1C};
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_send_simple(init8, 7);
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//Core Register Control
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unsigned char init9[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x8B, 0x00, 0x12};
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_send_simple(init9, 11);
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//Core Register Control
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unsigned char init10[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x80, 0x18, 0x1F};
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_send_simple(init10, 11);
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//set ticket mask
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unsigned char init11[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x14, 0x00, 0x00, 0x00, 0xFF, 0x08};
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_send_simple(init11, 11);
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//Analog Mux Control
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unsigned char init12[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x54, 0x00, 0x00, 0x00, 0x03, 0x1D};
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_send_simple(init12, 11);
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//Set the IO Driver Strength on chip 00
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unsigned char init13[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x58, 0x02, 0x11, 0x11, 0x11, 0x06};
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_send_simple(init13, 11);
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//Reg_A8
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unsigned char init14[11] = {0x55, 0xAA, 0x41, 0x09, 0x00, 0xA8, 0x00, 0x07, 0x01, 0xF0, 0x15};
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_send_simple(init14, 11);
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//Misc Control
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unsigned char init15[11] = {0x55, 0xAA, 0x41, 0x09, 0x00, 0x18, 0xF0, 0x00, 0xC1, 0x00, 0x0C};
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_send_simple(init15, 11);
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//Core Register Control
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unsigned char init16[11] = {0x55, 0xAA, 0x41, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x8B, 0x00, 0x1A};
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_send_simple(init16, 11);
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//Core Register Control
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unsigned char init17[11] = {0x55, 0xAA, 0x41, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x80, 0x18, 0x17};
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_send_simple(init17, 11);
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//Core Register Control
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unsigned char init18[11] = {0x55, 0xAA, 0x41, 0x09, 0x00, 0x3C, 0x80, 0x00, 0x82, 0xAA, 0x05};
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_send_simple(init18, 11);
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do_frequency_ramp_up();
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BM1368_send_hash_frequency(frequency);
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return chip_counter;
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}
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// reset the BM1368 via the RTS line
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static void _reset(void)
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{
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gpio_set_level(BM1368_RST_PIN, 0);
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// delay for 100ms
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vTaskDelay(100 / portTICK_PERIOD_MS);
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// set the gpio pin high
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gpio_set_level(BM1368_RST_PIN, 1);
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// delay for 100ms
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vTaskDelay(100 / portTICK_PERIOD_MS);
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}
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static void _send_read_address(void)
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{
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unsigned char read_address[2] = {0x00, 0x00};
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// send serial data
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_send_BM1368((TYPE_CMD | GROUP_ALL | CMD_READ), read_address, 2, false);
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}
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uint8_t BM1368_init(uint64_t frequency)
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{
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ESP_LOGI(TAG, "Initializing BM1368");
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memset(asic_response_buffer, 0, 1024);
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esp_rom_gpio_pad_select_gpio(BM1368_RST_PIN);
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gpio_set_direction(BM1368_RST_PIN, GPIO_MODE_OUTPUT);
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// reset the bm1368
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_reset();
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// send the init command
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//_send_read_address();
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return _send_init(frequency);
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}
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// Baud formula = 25M/((denominator+1)*8)
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// The denominator is 5 bits found in the misc_control (bits 9-13)
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int BM1368_set_default_baud(void)
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{
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// default divider of 26 (11010) for 115,749
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unsigned char baudrate[9] = {0x00, MISC_CONTROL, 0x00, 0x00, 0b01111010, 0b00110001}; // baudrate - misc_control
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_send_BM1368((TYPE_CMD | GROUP_ALL | CMD_WRITE), baudrate, 6, false);
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return 115749;
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}
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int BM1368_set_max_baud(void)
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{
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/// return 115749;
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// divider of 0 for 3,125,000
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ESP_LOGI(TAG, "Setting max baud of 1000000 ");
|
|
|
|
unsigned char init8[11] = {0x55, 0xAA, 0x51, 0x09, 0x00, 0x28, 0x11, 0x30, 0x02, 0x00, 0x03};
|
|
_send_simple(init8, 11);
|
|
return 1000000;
|
|
}
|
|
|
|
void BM1368_set_job_difficulty_mask(int difficulty)
|
|
{
|
|
|
|
return;
|
|
|
|
// Default mask of 256 diff
|
|
unsigned char job_difficulty_mask[9] = {0x00, TICKET_MASK, 0b00000000, 0b00000000, 0b00000000, 0b11111111};
|
|
|
|
// The mask must be a power of 2 so there are no holes
|
|
// Correct: {0b00000000, 0b00000000, 0b11111111, 0b11111111}
|
|
// Incorrect: {0b00000000, 0b00000000, 0b11100111, 0b11111111}
|
|
// (difficulty - 1) if it is a pow 2 then step down to second largest for more hashrate sampling
|
|
difficulty = _largest_power_of_two(difficulty) - 1;
|
|
|
|
// convert difficulty into char array
|
|
// Ex: 256 = {0b00000000, 0b00000000, 0b00000000, 0b11111111}, {0x00, 0x00, 0x00, 0xff}
|
|
// Ex: 512 = {0b00000000, 0b00000000, 0b00000001, 0b11111111}, {0x00, 0x00, 0x01, 0xff}
|
|
for (int i = 0; i < 4; i++) {
|
|
char value = (difficulty >> (8 * i)) & 0xFF;
|
|
// The char is read in backwards to the register so we need to reverse them
|
|
// So a mask of 512 looks like 0b00000000 00000000 00000001 1111111
|
|
// and not 0b00000000 00000000 10000000 1111111
|
|
|
|
job_difficulty_mask[5 - i] = _reverse_bits(value);
|
|
}
|
|
|
|
ESP_LOGI(TAG, "Setting job ASIC mask to %d", difficulty);
|
|
|
|
_send_BM1368((TYPE_CMD | GROUP_ALL | CMD_WRITE), job_difficulty_mask, 6, false);
|
|
}
|
|
|
|
static uint8_t id = 0;
|
|
|
|
void BM1368_send_work(void * pvParameters, bm_job * next_bm_job)
|
|
{
|
|
|
|
GlobalState * GLOBAL_STATE = (GlobalState *) pvParameters;
|
|
|
|
BM1368_job job;
|
|
id = (id + 24) % 128;
|
|
job.job_id = id;
|
|
job.num_midstates = 0x01;
|
|
memcpy(&job.starting_nonce, &next_bm_job->starting_nonce, 4);
|
|
memcpy(&job.nbits, &next_bm_job->target, 4);
|
|
memcpy(&job.ntime, &next_bm_job->ntime, 4);
|
|
memcpy(job.merkle_root, next_bm_job->merkle_root_be, 32);
|
|
memcpy(job.prev_block_hash, next_bm_job->prev_block_hash_be, 32);
|
|
memcpy(&job.version, &next_bm_job->version, 4);
|
|
|
|
if (GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job.job_id] != NULL) {
|
|
free_bm_job(GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job.job_id]);
|
|
}
|
|
|
|
GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[job.job_id] = next_bm_job;
|
|
|
|
pthread_mutex_lock(&GLOBAL_STATE->valid_jobs_lock);
|
|
GLOBAL_STATE->valid_jobs[job.job_id] = 1;
|
|
// ESP_LOGI(TAG, "Added Job: %i", job.job_id);
|
|
pthread_mutex_unlock(&GLOBAL_STATE->valid_jobs_lock);
|
|
|
|
_send_BM1368((TYPE_JOB | GROUP_SINGLE | CMD_WRITE), &job, sizeof(BM1368_job), false);
|
|
}
|
|
|
|
asic_result * BM1368_receive_work(void)
|
|
{
|
|
// wait for a response, wait time is pretty arbitrary
|
|
int received = SERIAL_rx(asic_response_buffer, 11, 60000);
|
|
|
|
if (received < 0) {
|
|
ESP_LOGI(TAG, "Error in serial RX");
|
|
return NULL;
|
|
} else if (received == 0) {
|
|
// Didn't find a solution, restart and try again
|
|
return NULL;
|
|
}
|
|
|
|
if (received != 11 || asic_response_buffer[0] != 0xAA || asic_response_buffer[1] != 0x55) {
|
|
ESP_LOGI(TAG, "Serial RX invalid %i", received);
|
|
ESP_LOG_BUFFER_HEX(TAG, asic_response_buffer, received);
|
|
return NULL;
|
|
}
|
|
|
|
return (asic_result *) asic_response_buffer;
|
|
}
|
|
|
|
static uint16_t reverse_uint16(uint16_t num)
|
|
{
|
|
return (num >> 8) | (num << 8);
|
|
}
|
|
|
|
task_result * BM1368_proccess_work(void * pvParameters)
|
|
{
|
|
|
|
asic_result * asic_result = BM1368_receive_work();
|
|
|
|
if (asic_result == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
uint8_t job_id = asic_result->job_id;
|
|
ESP_LOGI(TAG, "Job ID: %02X", job_id);
|
|
uint8_t rx_job_id = ((int8_t)job_id & 0xf0) >> 1;
|
|
ESP_LOGI(TAG, "RX Job ID: %02X", rx_job_id);
|
|
|
|
GlobalState * GLOBAL_STATE = (GlobalState *) pvParameters;
|
|
|
|
if (GLOBAL_STATE->valid_jobs[rx_job_id] == 0) {
|
|
ESP_LOGE(TAG, "Invalid job nonce found, 0x%02X", rx_job_id);
|
|
return NULL;
|
|
}
|
|
|
|
uint32_t rolled_version = GLOBAL_STATE->ASIC_TASK_MODULE.active_jobs[rx_job_id]->version;
|
|
|
|
// // // shift the 16 bit value left 13
|
|
rolled_version = (reverse_uint16(asic_result->version) << 13) | rolled_version;
|
|
|
|
result.job_id = rx_job_id;
|
|
result.nonce = asic_result->nonce;
|
|
result.rolled_version = rolled_version;
|
|
|
|
return &result;
|
|
}
|