forked from vthoang/cgminer
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driver-gekko.c
1184 lines (1018 loc) · 37.5 KB
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driver-gekko.c
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#include "driver-gekko.h"
#include "crc.h"
#include "compat.h"
#include <unistd.h>
static bool compac_prepare(struct thr_info *thr);
uint32_t bmcrc(unsigned char *ptr, uint32_t len)
{
unsigned char c[5] = {1, 1, 1, 1, 1};
uint32_t i, c1, ptr_idx = 0;
for (i = 0; i < len; i++) {
c1 = c[1];
c[1] = c[0];
c[0] = c[4] ^ ((ptr[ptr_idx] & (0x80 >> (i % 8))) ? 1 : 0);
c[4] = c[3];
c[3] = c[2];
c[2] = c1 ^ c[0];
if (((i + 1) % 8) == 0)
ptr_idx++;
}
return (c[4] * 0x10) | (c[3] * 0x08) | (c[2] * 0x04) | (c[1] * 0x02) | (c[0] * 0x01);
}
void dumpbuffer(struct cgpu_info *compac, int LOG_LEVEL, char *note, unsigned char *ptr, uint32_t len)
{
struct COMPAC_INFO *info = compac->device_data;
if (opt_log_output || LOG_LEVEL <= opt_log_level) {
char str[1024];
const char * hex = "0123456789ABCDEF";
char * pout = str;
int i = 0;
for(; i < 0xFF && i < len - 1; ++i){
*pout++ = hex[(*ptr>>4)&0xF];
*pout++ = hex[(*ptr++)&0xF];
*pout++ = ':';
}
*pout++ = hex[(*ptr>>4)&0xF];
*pout++ = hex[(*ptr)&0xF];
*pout = 0;
applog(LOG_LEVEL, "%s %i: %s: %s", compac->drv->name, compac->device_id, note, str);
}
}
static int compac_micro_send(struct cgpu_info *compac, uint8_t cmd, uint8_t channel, uint8_t value)
{
struct COMPAC_INFO *info = compac->device_data;
int bytes = 1;
int read_bytes = 1;
int micro_temp;
uint8_t temp;
unsigned short usb_val;
char null[255];
// synchronous : safe to run in the listen thread.
if (!info->micro_found) {
return 0;
}
// Baud Rate : 500,000
usb_val = (FTDI_BITMODE_CBUS << 8) | 0xF3; // low byte: bitmask - 1111 0011 - CB1(HI), CB0(HI)
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BITMODE, usb_val, info->interface, C_SETMODEM);
cgsleep_ms(2);
//usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BAUD, 0x06, (FTDI_INDEX_BAUD_BTS & 0xff00) | info->interface, C_SETBAUD);
info->cmd[0] = cmd | channel;
info->cmd[1] = value;
if (value != 0x00 || cmd == M2_SET_VCORE) {
bytes = 2;
}
usb_read_timeout(compac, (char *)info->rx, 255, &read_bytes, 1, C_GETRESULTS);
dumpbuffer(compac, LOG_INFO, "(micro) TX", info->cmd, bytes);
usb_write(compac, info->cmd, bytes, &read_bytes, C_REQUESTRESULTS);
memset(info->rx, 0, info->rx_len);
usb_read_timeout(compac, (char *)info->rx, 1, &read_bytes, 5, C_GETRESULTS);
if (read_bytes > 0) {
dumpbuffer(compac, LOG_INFO, "(micro) RX", info->rx, read_bytes);
switch (cmd) {
case 0x20:
temp = info->rx[0];
micro_temp = 32 + 1.8 * temp;
if (micro_temp != info->micro_temp) {
info->micro_temp = micro_temp;
applog(LOG_WARNING, "%s %d: micro temp changed to %d°C / %.1f°F", compac->drv->name, compac->device_id, temp, info->micro_temp);
}
break;
default:
break;
}
}
// Restore Baud Rate
//usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BAUD, (info->bauddiv + 1), (FTDI_INDEX_BAUD_BTS & 0xff00) | info->interface, C_SETBAUD);
usb_val = (FTDI_BITMODE_CBUS << 8) | 0xF2; // low byte: bitmask - 1111 0010 - CB1(HI), CB0(LO)
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BITMODE, usb_val, info->interface, C_SETMODEM);
cgsleep_ms(2);
return read_bytes;
}
static void compac_send(struct cgpu_info *compac, unsigned char *req_tx, uint32_t bytes, uint32_t crc_bits)
{
struct COMPAC_INFO *info = compac->device_data;
int read_bytes = 1;
int read_wait = 0;
int i;
//leave original buffer intact
for (i = 0; i < bytes; i++) {
info->cmd[i] = req_tx[i];
}
info->cmd[bytes - 1] |= bmcrc(req_tx, crc_bits);
cgsleep_ms(1);
dumpbuffer(compac, LOG_INFO, "TX", info->cmd, bytes);
usb_write(compac, info->cmd, bytes, &read_bytes, C_REQUESTRESULTS);
}
static void compac_send_chain_inactive(struct cgpu_info *compac)
{
struct COMPAC_INFO *info = compac->device_data;
int i;
applog(LOG_INFO,"%s %d: sending chain inactive for %d chip(s)", compac->drv->name, compac->device_id, info->chips);
if (info->asic_type == BM1387) {
unsigned char buffer[5] = {0x55, 0x05, 0x00, 0x00, 0x00};
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);; // chain inactive
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);; // chain inactive
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);; // chain inactive
for (i = 0; i < info->chips; i++) {
buffer[0] = 0x41;
buffer[1] = 0x05;
buffer[2] = (0x100 / info->chips) * i;
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);;
}
unsigned char gateblk[9] = {0x58, 0x09, 0x00, 0x1C, 0x40, 0x20, 0x99, 0x80, 0x01};
gateblk[6] = 0x80 | info->bauddiv;
compac_send(compac, (char *)gateblk, sizeof(gateblk), 8 * sizeof(gateblk) - 8);; // chain inactive
} else if (info->asic_type == BM1384) {
unsigned char buffer[] = {0x85, 0x00, 0x00, 0x00};
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5); // chain inactive
for (i = 0; i < info->chips; i++) {
buffer[0] = 0x01;
buffer[1] = (0x100 / info->chips) * i;
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
}
buffer[0] = 0x86; // GATEBLK
buffer[1] = 0x00;
buffer[2] = 0x9a; // 0x80 | 0x1a;
//compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
}
if (info->mining_state != MINER_MINING) {
applog(info->log_startup, "%s %d: open cores @ %.2fMHz", compac->drv->name, compac->device_id, info->frequency);
info->zero_check = 0;
info->task_hcn = 0;
info->mining_state = MINER_OPEN_CORE;
}
}
static void compac_set_frequency(struct cgpu_info *compac, float frequency)
{
struct COMPAC_INFO *info = compac->device_data;
uint32_t i, r, r1, r2, r3, p1, p2, pll;
if (info->asic_type == BM1387) {
unsigned char buffer[] = {0x58, 0x09, 0x00, 0x0C, 0x00, 0x50, 0x02, 0x41, 0x00}; //250MHz -- osc of 25MHz
frequency = bound(frequency, 50, 900);
frequency = ceil(100 * (frequency) / 625.0) * 6.25;
if (frequency < 400) {
buffer[7] = 0x41;
buffer[5] = (frequency * 8) / 25;
} else if (frequency < 600) {
buffer[7] = 0x21;
buffer[5] = (frequency * 4) / 25;
} else {
buffer[7] = 0x11;
buffer[5] = (frequency * 2) / 25;
}
applog(LOG_WARNING, "%s %d: setting frequency to %.2fMHz", compac->drv->name, compac->device_id, frequency);
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);
info->frequency = frequency;
} else if (info->asic_type == BM1384) {
unsigned char buffer[] = {0x82, 0x0b, 0x83, 0x00};
frequency = bound(frequency, 6, 500);
frequency = ceil(100 * (frequency) / 625.0) * 6.25;
info->frequency = frequency;
r = floor(log(info->frequency/25) / log(2));
r1 = 0x0785 - r;
r2 = 0x200 / pow(2, r);
r3 = 25 * pow(2, r);
p1 = r1 + r2 * (info->frequency - r3) / 6.25;
p2 = p1 * 2 + (0x7f + r);
pll = ((uint32_t)(info->frequency) % 25 == 0 ? p1 : p2);
if (info->frequency < 100) {
pll = 0x0783 - 0x80 * (100 - info->frequency) / 6.25;
}
buffer[1] = (pll >> 8) & 0xff;
buffer[2] = (pll) & 0xff;
applog(LOG_WARNING, "%s %d: setting frequency to %.2fMHz", compac->drv->name, compac->device_id, frequency);
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
buffer[0] = 0x84;
buffer[1] = 0x00;
buffer[2] = 0x00;
// compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
buffer[2] = 0x04;
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
}
info->hashrate = info->chips * info->frequency * info->cores * 1000000;
info->fullscan_ms = 1000.0 * 0xffffffffull / info->hashrate;
info->scanhash_ms = bound(info->fullscan_ms / 2, 1, 100);
info->ticket_mask = bound(pow(2, ceil(log(info->hashrate / (2.0 * 0xffffffffull)) / log(2))) - 1, 0, 4000);
info->ticket_mask = (info->asic_type == BM1387) ? 0 : info->ticket_mask;
info->difficulty = info->ticket_mask + 1;
}
static uint64_t compac_check_nonce(struct cgpu_info *compac)
{
struct COMPAC_INFO *info = compac->device_data;
uint32_t nonce = (info->rx[3] << 0) | (info->rx[2] << 8) | (info->rx[1] << 16) | (info->rx[0] << 24);
uint32_t hwe = compac->hw_errors;
uint32_t job_id, i;
uint64_t hashes = 0;
struct timeval now;
if (info->asic_type == BM1387) {
job_id = info->rx[5] & 0xff;
} else if (info->asic_type == BM1384) {
job_id = info->rx[4] ^ 0x80;
}
if (job_id > info->max_job_id || (abs(info->job_id - job_id) > 3 && abs(info->max_job_id - job_id + info->job_id) > 3)) {
return hashes;
}
if (!info->active_work[job_id] &&
!(job_id > 0 && info->active_work[job_id - 1]) &&
!(job_id > 1 && info->active_work[job_id - 2]) &&
!(job_id > 2 && info->active_work[job_id - 3])) {
return hashes;
}
cgtime(&now);
info->nonces++;
info->nonceless = 0;
if (nonce == info->prev_nonce) {
applog(LOG_INFO, "%s %d: Duplicate Nonce : %08x @ %02x [%02x %02x %02x %02x %02x %02x %02x]", compac->drv->name, compac->device_id, nonce, job_id,
info->rx[0], info->rx[1], info->rx[2], info->rx[3], info->rx[4], info->rx[5], info->rx[6]);
info->dups++;
if (info->dups == 1) {
info->mining_state = MINER_MINING_DUPS;
}
return hashes;
} else {
info->dups = 0;
}
hashes = info->difficulty * 0xffffffffull;
info->prev_nonce = nonce;
applog(LOG_INFO, "%s %d: Device reported nonce: %08x @ %02x", compac->drv->name, compac->device_id, nonce, job_id);
struct work *work = info->work[job_id];
bool active_work = info->active_work[job_id];
if (info->vmask) {
// force check last few nonces by [job_id - 1]
if (info->asic_type == BM1387) {
for (i = 0; i <= 3; i++) {
if (job_id >= i) {
if (info->active_work[job_id - i]) {
work = info->work[job_id - i];
active_work = info->active_work[job_id - i];
if (active_work && work) {
work->micro_job_id = pow(2, i);
memcpy(work->data, &(work->pool->vmask_001[work->micro_job_id]), 4);
if (test_nonce(work, nonce)) {
applog(LOG_INFO, "%s %d: AsicBoost nonce found : midstate%d", compac->drv->name, compac->device_id, i);
break;
}
}
}
}
}
}
}
if (!active_work || !work) {
return hashes;
}
work->device_diff = info->difficulty;
if (submit_nonce(info->thr, work, nonce)) {
cgtime(&info->last_nonce);
info->accepted++;
info->failing = false;
} else {
if (hwe != compac->hw_errors) {
cgtime(&info->last_hwerror);
}
}
return hashes;
}
static void compac_update_work(struct cgpu_info *compac)
{
struct COMPAC_INFO *info = compac->device_data;
int i;
for (i = 0; i < JOB_MAX; i++) {
info->active_work[i] = false;
}
info->update_work = 1;
}
static void compac_flush_buffer(struct cgpu_info *compac)
{
int read_bytes = 1;
unsigned char resp[32];
while (read_bytes) {
usb_read_timeout(compac, (char *)resp, 32, &read_bytes, 1, C_REQUESTRESULTS);
}
}
static void compac_flush_work(struct cgpu_info *compac)
{
compac_flush_buffer(compac);
compac_update_work(compac);
}
static void compac_toggle_reset(struct cgpu_info *compac)
{
struct COMPAC_INFO *info = compac->device_data;
unsigned short usb_val;
applog(LOG_WARNING,"%s %d: Toggling ASIC nRST to reset", compac->drv->name, compac->device_id);
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_RESET, FTDI_VALUE_RESET, info->interface, C_RESET);
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_DATA, FTDI_VALUE_DATA_BTS, info->interface, C_SETDATA);
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BAUD, FTDI_VALUE_BAUD_BTS, (FTDI_INDEX_BAUD_BTS & 0xff00) | info->interface, C_SETBAUD);
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_FLOW, FTDI_VALUE_FLOW, info->interface, C_SETFLOW);
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_RESET, FTDI_VALUE_PURGE_TX, info->interface, C_PURGETX);
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_RESET, FTDI_VALUE_PURGE_RX, info->interface, C_PURGERX);
usb_val = (FTDI_BITMODE_CBUS << 8) | 0xF2; // low byte: bitmask - 1111 0010 - CB1(HI)
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BITMODE, usb_val, info->interface, C_SETMODEM);
cgsleep_ms(30);
usb_val = (FTDI_BITMODE_CBUS << 8) | 0xF0; // low byte: bitmask - 1111 0000 - CB1(LO)
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BITMODE, usb_val, info->interface, C_SETMODEM);
cgsleep_ms(30);
usb_val = (FTDI_BITMODE_CBUS << 8) | 0xF2; // low byte: bitmask - 1111 0010 - CB1(HI)
usb_transfer(compac, FTDI_TYPE_OUT, FTDI_REQUEST_BITMODE, usb_val, info->interface, C_SETMODEM);
cgsleep_ms(30);
cgtime(&info->last_reset);
}
static void busy_work(struct COMPAC_INFO *info)
{
memset(info->task, 0, info->task_len);
if (info->asic_type == BM1387) {
info->task[0] = 0x21;
info->task[1] = info->task_len;
info->task[2] = info->job_id & 0xff;
info->task[3] = ((opt_gekko_boost) ? 0x04 : 0x01);
memset(info->task + 8, 0xff, 12);
unsigned short crc = crc16_false(info->task, info->task_len - 2);
info->task[info->task_len - 2] = (crc >> 8) & 0xff;
info->task[info->task_len - 1] = crc & 0xff;
} else if (info->asic_type == BM1384) {
if (info->mining_state == MINER_MINING) {
info->task[39] = info->ticket_mask & 0xff;
stuff_msb(info->task + 40, info->task_hcn);
}
info->task[51] = info->job_id & 0xff;
}
}
static void init_task(struct COMPAC_INFO *info)
{
struct work *work = info->work[info->job_id];
memset(info->task, 0, info->task_len);
if (info->asic_type == BM1387) {
info->task[0] = 0x21;
info->task[1] = info->task_len;
info->task[2] = info->job_id & 0xff;
info->task[3] = ((opt_gekko_boost) ? 0x04 : 0x01);
if (info->mining_state == MINER_MINING) {
stuff_reverse(info->task + 8, work->data + 64, 12);
stuff_reverse(info->task + 20, work->midstate, 32);
if (opt_gekko_boost) {
stuff_reverse(info->task + 20 + 32, work->midstate1, 32);
stuff_reverse(info->task + 20 + 32 + 32, work->midstate2, 32);
stuff_reverse(info->task + 20 + 32 + 32 + 32, work->midstate3, 32);
}
} else {
memset(info->task + 8, 0xff, 12);
}
unsigned short crc = crc16_false(info->task, info->task_len - 2);
info->task[info->task_len - 2] = (crc >> 8) & 0xff;
info->task[info->task_len - 1] = crc & 0xff;
} else if (info->asic_type == BM1384) {
if (info->mining_state == MINER_MINING) {
stuff_reverse(info->task, work->midstate, 32);
stuff_reverse(info->task + 52, work->data + 64, 12);
info->task[39] = info->ticket_mask & 0xff;
stuff_msb(info->task + 40, info->task_hcn);
}
info->task[51] = info->job_id & 0xff;
}
}
static void *compac_mine(void *object)
{
struct cgpu_info *compac = (struct cgpu_info *)object;
struct COMPAC_INFO *info = compac->device_data;
struct work *work = NULL;
struct work *old_work = NULL;
struct timeval now;
struct sched_param param;
int i, read_bytes, sleep_ms, policy, ret_nice;
uint32_t err = 0;
uint64_t hashes = 0;
uint64_t max_task_wait = 0;
float wait_factor = ((opt_gekko_boost && info->asic_type == BM1387) ? 1.8 : 0.6);
#ifndef WIN32
ret_nice = nice(-15);
#else /* WIN32 */
pthread_getschedparam(pthread_self(), &policy, ¶m);
param.sched_priority = sched_get_priority_max(policy);
pthread_setschedparam(pthread_self(), policy, ¶m);
ret_nice = param.sched_priority;
#endif /* WIN32 */
applog(LOG_INFO, "%s %d: work thread niceness (%d)", compac->drv->name, compac->device_id, ret_nice);
max_task_wait = bound(wait_factor * info->fullscan_ms, 1, 3 * info->fullscan_ms);
sleep_ms = bound(ceil(max_task_wait/8.0), 1, 200);
while (info->mining_state != MINER_SHUTDOWN) {
cgtime(&now);
if (compac->deven == DEV_DISABLED || compac->usbinfo.nodev || info->mining_state != MINER_MINING) {
cgsleep_ms(10);
} else if (info->update_work || (ms_tdiff(&now, &info->last_task) > max_task_wait)) {
info->update_work = 0;
max_task_wait = bound(wait_factor * info->fullscan_ms, 1, 3 * info->fullscan_ms);
sleep_ms = bound(ceil(max_task_wait/15.0), 1, 200);
if (info->asic_type == BM1387 && ms_tdiff(&now, &info->monitor_time) > 30000) {
int max_nononce = 3000.0 * (200.0 / info->frequency_requested);
if (ms_tdiff(&now, &info->last_nonce) > max_nononce) {
applog(LOG_WARNING,"%s %d: missing nonces", compac->drv->name, compac->device_id);
info->mining_state = MINER_RESET;
continue;
}
}
if (ms_tdiff(&now, &info->last_frequency_ping) > 5000) {
if (info->asic_type == BM1387) {
unsigned char buffer[] = {0x54, 0x05, 0x00, 0x0C, 0x00}; // PLL_PARAMETER
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);
} else if (info->asic_type == BM1384) {
unsigned char buffer[] = {0x84, 0x00, 0x04, 0x00};
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
}
cgtime(&info->last_frequency_ping);
if (info->asic_type == BM1384 || info->asic_type == BM1387) {
uint64_t hashrate_5m, hashrate_1m;
hashrate_1m = (double)compac->rolling1 * 1000000ull;
hashrate_5m = (double)compac->rolling5 * 1000000ull;
if ((hashrate_1m < (info->healthy * info->hashrate)) && ms_tdiff(&now, &info->monitor_time) > (3 * 60 * 1000)) {
applog(LOG_WARNING, "%" PRIu64 " : %" PRIu64 " : %" PRIu64, hashrate_1m, hashrate_5m, info->hashrate);
applog(LOG_WARNING,"%s %d: unhealthy miner", compac->drv->name, compac->device_id);
info->mining_state = MINER_RESET;
continue;
}
if (ms_tdiff(&now, &info->last_frequency_report) > (30 + 7500 * 3)) {
applog(LOG_WARNING,"%s %d: asic(s) went offline", compac->drv->name, compac->device_id);
info->mining_state = MINER_RESET;
continue;
}
}
}
if (info->accepted > 10 && ms_tdiff(&now, &info->last_frequency_ping) > 100 &&
ms_tdiff(&info->last_nonce, &info->last_frequency_adjust) > 0 &&
ms_tdiff(&now, &info->last_frequency_adjust) >= bound(opt_gekko_step_delay, 1, 600) * 1000) {
if (info->frequency != info->frequency_requested) {
float new_frequency;
if (info->frequency < info->frequency_requested) {
new_frequency = info->frequency + opt_gekko_step_freq;
if (new_frequency > info->frequency_requested) {
new_frequency = info->frequency_requested;
}
} else {
new_frequency = info->frequency - opt_gekko_step_freq;
if (new_frequency < info->frequency_requested) {
new_frequency = info->frequency_requested;
}
}
compac_set_frequency(compac, new_frequency);
compac_send_chain_inactive(compac);
info->update_work = 1;
info->accepted = 0;
}
cgtime(&info->last_frequency_adjust);
}
work = get_queued(compac);
if (work) {
info->job_id = (info->job_id + 1) % (info->max_job_id - 3);
old_work = info->work[info->job_id];
info->work[info->job_id] = work;
info->active_work[info->job_id] = 1;
info->vmask = work->pool->vmask;
init_task(info);
} else {
busy_work(info);
cgtime(&info->monitor_time);
}
err = usb_write(compac, (char *)info->task, info->task_len, &read_bytes, C_SENDWORK);
if (err != LIBUSB_SUCCESS) {
applog(LOG_WARNING,"%s %d: usb failure (%d)", compac->drv->name, compac->device_id, err);
info->mining_state = MINER_RESET;
continue;
}
if (read_bytes != info->task_len) {
if (ms_tdiff(&now, &info->last_write_error) > (5 * 1000)) {
applog(LOG_WARNING,"%s %d: usb write error [%d:%d]", compac->drv->name, compac->device_id, read_bytes, info->task_len);
cgtime(&info->last_write_error);
}
}
thread_yield();
if (old_work) {
mutex_lock(&info->lock);
work_completed(compac, old_work);
mutex_unlock(&info->lock);
old_work = NULL;
}
info->task_ms = (info->task_ms * 9 + ms_tdiff(&now, &info->last_task)) / 10;
cgtime(&info->last_task);
}
cgsleep_ms(sleep_ms);
}
}
static void *compac_listen(void *object)
{
struct cgpu_info *compac = (struct cgpu_info *)object;
struct COMPAC_INFO *info = compac->device_data;
int read_bytes, crc_ok, cmd_resp;
uint32_t err = 0;
struct timeval now;
while (info->mining_state != MINER_SHUTDOWN) {
memset(info->rx, 0, info->rx_len);
thread_yield();
err = usb_read_timeout(compac, (char *)info->rx, info->rx_len, &read_bytes, 200, C_GETRESULTS);
cgtime(&now);
if (read_bytes > 0) {
cmd_resp = (info->rx[read_bytes - 1] <= 0x1F && bmcrc(info->rx, 8 * read_bytes - 5) == info->rx[read_bytes - 1]) ? 1 : 0;
dumpbuffer(compac, LOG_INFO, "RX", info->rx, read_bytes);
if (cmd_resp && info->rx[0] == 0x80) {
float frequency;
cgtime(&info->last_frequency_report);
if (info->asic_type == BM1387 && (info->rx[2] == 0 || (info->rx[3] >> 4) == 0 || (info->rx[3] & 0x0f) == 0)) {
dumpbuffer(compac, LOG_WARNING, "RX", info->rx, read_bytes);
applog(LOG_WARNING,"%s %d: bad frequency", compac->drv->name, compac->device_id);
} else {
if (info->asic_type == BM1387) {
frequency = 25.0 * info->rx[1] / (info->rx[2] * (info->rx[3] >> 4) * (info->rx[3] & 0x0f));
} else if (info->asic_type == BM1384) {
frequency = (info->rx[1] + 1) * 6.25 / (1 + info->rx[2] & 0x0f) * pow(2, (3 - info->rx[3])) + ((info->rx[2] >> 4) * 6.25);
}
if (frequency != info->frequency) {
applog(LOG_WARNING,"%s %d: frequency changed %.2fMHz -> %.2fMHz", compac->drv->name, compac->device_id, info->frequency, frequency);
} else {
applog(LOG_INFO,"%s %d: chip reported frequency of %.2fMHz", compac->drv->name, compac->device_id, frequency);
}
info->frequency = frequency;
info->hashrate = info->chips * info->frequency * info->cores * 1000000;
info->fullscan_ms = 1000.0 * 0xffffffffull / info->hashrate;
info->scanhash_ms = bound(info->fullscan_ms / 2, 1, 100);
info->ticket_mask = bound(pow(2, ceil(log(info->hashrate / (2.0 * 0xffffffffull)) / log(2))) - 1, 0, 4000);
info->ticket_mask = (info->asic_type == BM1387) ? 0 : info->ticket_mask;
info->difficulty = info->ticket_mask + 1;
}
}
switch (info->mining_state) {
case MINER_CHIP_COUNT:
case MINER_CHIP_COUNT_XX:
if (cmd_resp && info->rx[0] == 0x13) {
info->chips++;
info->mining_state = MINER_CHIP_COUNT_XX;
}
break;
case MINER_OPEN_CORE:
if ((info->rx[0] == 0x72 && info->rx[1] == 0x03 && info->rx[2] == 0xEA && info->rx[3] == 0x83) ||
(info->rx[0] == 0xE1 && info->rx[0] == 0x6B && info->rx[0] == 0xF8 && info->rx[0] == 0x09)) {
//open core nonces = healthy chips.
info->zero_check++;
}
break;
case MINER_MINING:
if (!cmd_resp) {
thread_yield();
mutex_lock(&info->lock);
info->hashes += compac_check_nonce(compac);
mutex_unlock(&info->lock);
}
break;
default:
break;
}
} else {
// RX line is idle, let's squeeze in a command to the micro if needed.
if (info->asic_type == BM1387) {
if (ms_tdiff(&now, &info->last_micro_ping) > 5000 && ms_tdiff(&now, &info->last_task) > 1 && ms_tdiff(&now, &info->last_task) < 3) {
compac_micro_send(compac, M1_GET_TEMP, 0x00, 0x00);
cgtime(&info->last_micro_ping);
}
}
switch (info->mining_state) {
case MINER_CHIP_COUNT_XX:
applog(info->log_startup, "%s %d: found %d chip(s)", compac->drv->name, compac->device_id, info->chips);
info->mining_state = MINER_CHIP_COUNT_OK;
break;
default:
break;
}
}
}
}
static bool compac_init(struct thr_info *thr)
{
int i;
struct cgpu_info *compac = thr->cgpu;
struct COMPAC_INFO *info = compac->device_data;
info->prev_nonce = 0;
info->fail_count = 0;
info->scanhash_ms = 10;
info->log_startup = LOG_WARNING;
memset(info->rx, 0, BUFFER_MAX);
memset(info->tx, 0, BUFFER_MAX);
memset(info->cmd, 0, BUFFER_MAX);
memset(info->end, 0, BUFFER_MAX);
memset(info->task, 0, BUFFER_MAX);
for (i = 0; i < JOB_MAX; i++) {
info->active_work[i] = false;
info->work[i] = NULL;
}
cgtime(&info->last_write_error);
cgtime(&info->last_frequency_adjust);
cgtime(&info->last_frequency_ping);
cgtime(&info->last_micro_ping);
cgtime(&info->last_scanhash);
cgtime(&info->last_reset);
cgtime(&info->last_task);
cgtime(&info->start_time);
cgtime(&info->monitor_time);
switch (info->ident) {
case IDENT_BSC:
case IDENT_GSC:
info->frequency_requested = opt_gekko_gsc_freq;
info->frequency_start = info->frequency_requested;
break;
case IDENT_BSD:
case IDENT_GSD:
info->frequency_requested = opt_gekko_gsd_freq;
info->frequency_start = opt_gekko_start_freq;
break;
case IDENT_BSE:
case IDENT_GSE:
info->frequency_requested = opt_gekko_gse_freq;
info->frequency_start = opt_gekko_start_freq;
break;
case IDENT_GSH:
info->frequency_requested = opt_gekko_gsh_freq;
info->frequency_start = opt_gekko_gsh_freq;
break;
default:
info->frequency_requested = 200;
info->frequency_start = info->frequency_requested;
break;
}
if (info->frequency_start > info->frequency_requested) {
info->frequency_start = info->frequency_requested;
}
info->frequency_requested = ceil(100 * (info->frequency_requested) / 625.0) * 6.25;
info->frequency_start = ceil(100 * (info->frequency_start) / 625.0) * 6.25;
if (!info->rthr.pth) {
pthread_mutex_init(&info->lock, NULL);
pthread_mutex_init(&info->wlock, NULL);
if (thr_info_create(&(info->rthr), NULL, compac_listen, (void *)compac)) {
applog(LOG_ERR, "%s %i: read thread create failed", compac->drv->name, compac->device_id);
return false;
} else {
applog(LOG_INFO, "%s %i: read thread created", compac->drv->name, compac->device_id);
}
if (thr_info_create(&(info->wthr), NULL, compac_mine, (void *)compac)) {
applog(LOG_ERR, "%s %i: write thread create failed", compac->drv->name, compac->device_id);
return false;
} else {
applog(LOG_INFO, "%s %i: write thread created", compac->drv->name, compac->device_id);
}
pthread_detach(info->rthr.pth);
pthread_detach(info->wthr.pth);
}
return true;
}
static int64_t compac_scanwork(struct thr_info *thr)
{
struct cgpu_info *compac = thr->cgpu;
struct COMPAC_INFO *info = compac->device_data;
struct timeval now;
int read_bytes;
uint32_t err = 0;
uint64_t hashes = 0;
if (compac->usbinfo.nodev)
return -1;
thread_yield();
cgtime(&now);
switch (info->mining_state) {
case MINER_INIT:
info->mining_state = MINER_CHIP_COUNT;
info->chips = 0;
info->ramping = 0;
if (info->asic_type == BM1387) {
unsigned char buffer[] = {0x54, 0x05, 0x00, 0x00, 0x00};
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 8);
} else if (info->asic_type == BM1384) {
unsigned char buffer[] = {0x84, 0x00, 0x00, 0x00};
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
}
return 0;
break;
case MINER_CHIP_COUNT:
if (ms_tdiff(&now, &info->last_reset) > 5000) {
applog(LOG_WARNING, "%s %d: found 0 chip(s)", compac->drv->name, compac->device_id);
info->mining_state = MINER_RESET;
return 0;
}
break;
case MINER_CHIP_COUNT_OK:
cgsleep_ms(50);
compac_set_frequency(compac, info->frequency_start);
compac_send_chain_inactive(compac);
return 0;
break;
case MINER_OPEN_CORE:
info->job_id = info->ramping % info->max_job_id;
//info->task_hcn = (0xffffffff / info->chips) * (1 + info->ramping) / info->cores;
init_task(info);
dumpbuffer(compac, LOG_DEBUG, "RAMP", info->task, info->task_len);
usb_write(compac, (char *)info->task, info->task_len, &read_bytes, C_SENDWORK);
if (info->ramping > info->cores) {
//info->job_id = 0;
info->mining_state = MINER_OPEN_CORE_OK;
info->task_hcn = (0xffffffff / info->chips);
return 0;
}
info->ramping++;
info->task_ms = (info->task_ms * 9 + ms_tdiff(&now, &info->last_task)) / 10;
cgtime(&info->last_task);
cgsleep_ms(10);
return 0;
break;
case MINER_OPEN_CORE_OK:
applog(info->log_startup, "%s %d: start work @ %.2fMHz", compac->drv->name, compac->device_id, info->frequency);
cgtime(&info->start_time);
cgtime(&info->monitor_time);
cgtime(&info->last_frequency_adjust);
cgtime(&info->last_frequency_ping);
cgtime(&info->last_frequency_report);
cgtime(&info->last_micro_ping);
cgtime(&info->last_nonce);
compac_flush_buffer(compac);
info->log_startup = LOG_WARNING;
info->mining_state = MINER_MINING;
return 0;
break;
case MINER_MINING:
if (ms_tdiff(&now, &info->start_time) > ( 15 * 1000 )) {
info->log_startup = LOG_INFO;
}
break;
case MINER_RESET:
if (info->asic_type == BM1387) {
compac_flush_work(compac);
compac_toggle_reset(compac);
compac_prepare(thr);
info->fail_count++;
info->mining_state = MINER_INIT;
return 0;
} else {
usb_nodev(compac);
return -1;
}
break;
case MINER_MINING_DUPS:
info->mining_state = MINER_MINING;
if ((int)info->frequency == 200) {
//possible terminus reset condition.
compac_set_frequency(compac, info->frequency);
compac_send_chain_inactive(compac);
cgtime(&info->last_frequency_adjust);
} else {
//check for reset condition
if (info->asic_type == BM1384) {
unsigned char buffer[] = {0x84, 0x00, 0x04, 0x00};
compac_send(compac, (char *)buffer, sizeof(buffer), 8 * sizeof(buffer) - 5);
}
cgtime(&info->last_frequency_ping);
}
break;
default:
break;
}
hashes = info->hashes;
info->hashes -= hashes;
cgsleep_ms(info->scanhash_ms);
return hashes;
}
static struct cgpu_info *compac_detect_one(struct libusb_device *dev, struct usb_find_devices *found)
{
struct cgpu_info *compac;
struct COMPAC_INFO *info;
int err, i;
bool exclude_me = 0;
uint32_t baudrate = CP210X_DATA_BAUD;
unsigned int bits = CP210X_BITS_DATA_8 | CP210X_BITS_PARITY_MARK;
compac = usb_alloc_cgpu(&gekko_drv, 1);
if (!usb_init(compac, dev, found)) {
applog(LOG_INFO, "failed usb_init");
compac = usb_free_cgpu(compac);
return NULL;
}
info = cgcalloc(1, sizeof(struct COMPAC_INFO));
compac->device_data = (void *)info;
info->ident = usb_ident(compac);
if (opt_gekko_gsc_detect || opt_gekko_gsd_detect || opt_gekko_gse_detect || opt_gekko_gsh_detect) {
exclude_me = (info->ident == IDENT_BSC && !opt_gekko_gsc_detect);
exclude_me |= (info->ident == IDENT_GSC && !opt_gekko_gsc_detect);
exclude_me |= (info->ident == IDENT_BSD && !opt_gekko_gsd_detect);
exclude_me |= (info->ident == IDENT_GSD && !opt_gekko_gsd_detect);
exclude_me |= (info->ident == IDENT_BSE && !opt_gekko_gse_detect);
exclude_me |= (info->ident == IDENT_GSE && !opt_gekko_gse_detect);
exclude_me |= (info->ident == IDENT_GSH && !opt_gekko_gsh_detect);
}
if (opt_gekko_serial != NULL && (strstr(opt_gekko_serial, compac->usbdev->serial_string) == NULL)) {
exclude_me = true;
}
if (exclude_me) {
usb_uninit(compac);
free(info);
compac->device_data = NULL;
return NULL;
}
switch (info->ident) {
case IDENT_BSC:
case IDENT_GSC:
case IDENT_BSD:
case IDENT_GSD:
case IDENT_BSE:
case IDENT_GSE:
info->asic_type = BM1384;
info->cores = 55;
info->max_job_id = 0x1f;
info->rx_len = 5;
info->task_len = 64;
info->tx_len = 4;
info->healthy = 0.33;
usb_transfer_data(compac, CP210X_TYPE_OUT, CP210X_REQUEST_IFC_ENABLE, CP210X_VALUE_UART_ENABLE, info->interface, NULL, 0, C_ENABLE_UART);
usb_transfer_data(compac, CP210X_TYPE_OUT, CP210X_REQUEST_DATA, CP210X_VALUE_DATA, info->interface, NULL, 0, C_SETDATA);
usb_transfer_data(compac, CP210X_TYPE_OUT, CP210X_REQUEST_BAUD, 0, info->interface, &baudrate, sizeof (baudrate), C_SETBAUD);
usb_transfer_data(compac, CP210X_TYPE_OUT, CP210X_SET_LINE_CTL, bits, info->interface, NULL, 0, C_SETPARITY);
break;
case IDENT_GSH:
info->asic_type = BM1387;
info->rx_len = 7;
info->task_len = 54;
if (opt_gekko_boost) {
info->task_len += 96;
}
info->cores = 114;
info->max_job_id = 0x7f;
info->healthy = 0.75;
compac_toggle_reset(compac);
break;
default:
quit(1, "%s compac_detect_one() invalid %s ident=%d",
compac->drv->dname, compac->drv->dname, info->ident);
}
info->interface = usb_interface(compac);
info->mining_state = MINER_INIT;
applog(LOG_DEBUG, "Using interface %d", info->interface);
if (!add_cgpu(compac))
quit(1, "Failed to add_cgpu in compac_detect_one");
update_usb_stats(compac);
for (i = 0; i < 8; i++) {
compac->unique_id[i] = compac->unique_id[i+3];
}
compac->unique_id[8] = 0;
applog(LOG_WARNING, "%s %d: %s (%s)", compac->drv->name, compac->device_id, compac->usbdev->prod_string, compac->unique_id);