GOSTSec/sgminer
1
0
Fork 0
mirror of https://github.com/GOSTSec/sgminer synced 2025-01-15 00:59:59 +00:00
Code Issues Releases Wiki Activity

Icarus use buffered USB reading

Browse Source
This commit is contained in:
Kano 2013-06-05 12:04:57 +10:00
parent 7b3e921377
commit 161165dcc0
1 changed files with 19 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
driver-icarus.c
View File

@ -432,7 +432,6 @@ static int icarus_get_nonce(struct cgpu_info *icarus, unsigned char *buf, struct
if (first) if (first)
copy_time(tv_finish, &read_finish); copy_time(tv_finish, &read_finish);
// TODO: test if there is more data? to read a 2nd nonce?
if (amt >= read_amount) if (amt >= read_amount)
return ICA_NONCE_OK; return ICA_NONCE_OK;
@ -830,6 +829,8 @@ static bool icarus_detect_one(struct libusb_device *dev, struct usb_find_devices
set_timing_mode(this_option_offset, icarus); set_timing_mode(this_option_offset, icarus);
usb_buffer_enable(icarus);
return true; return true;
unshin: unshin:
@ -898,6 +899,9 @@ static int64_t icarus_scanhash(struct thr_info *thr, struct work *work,
rev(ob_bin, 32); rev(ob_bin, 32);
rev(ob_bin + 52, 12); rev(ob_bin + 52, 12);
// We only want results for the work we are about to send
usb_buffer_clear(icarus);
err = usb_write(icarus, (char *)ob_bin, sizeof(ob_bin), &amount, C_SENDWORK); err = usb_write(icarus, (char *)ob_bin, sizeof(ob_bin), &amount, C_SENDWORK);
if (err < 0 || amount != sizeof(ob_bin)) { if (err < 0 || amount != sizeof(ob_bin)) {
applog(LOG_ERR, "%s%i: Comms error (werr=%d amt=%d)", applog(LOG_ERR, "%s%i: Comms error (werr=%d amt=%d)",
@ -956,6 +960,20 @@ static int64_t icarus_scanhash(struct thr_info *thr, struct work *work,
hash_count++; hash_count++;
hash_count *= info->fpga_count; hash_count *= info->fpga_count;
#if 0
// This appears to only return zero nonce values
if (usb_buffer_size(icarus) > 3) {
memcpy((char *)&nonce, icarus->usbdev->buffer, sizeof(nonce_bin));
nonce = htobe32(nonce);
applog(LOG_WARNING, "%s%d: attempting to submit 2nd nonce = 0x%08lX",
icarus->drv->name, icarus->device_id,
(long unsigned int)nonce);
curr_hw_errors = icarus->hw_errors;
submit_nonce(thr, work, nonce);
was_hw_error = (curr_hw_errors > icarus->hw_errors);
}
#endif
if (opt_debug || info->do_icarus_timing) if (opt_debug || info->do_icarus_timing)
timersub(&tv_finish, &tv_start, &elapsed); timersub(&tv_finish, &tv_start, &elapsed);