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Define a mandatory upper limit to waiting for reset and data on BF1 based on full nonce duration.

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This commit is contained in:
Con Kolivas 2013-09-25 16:28:34 +10:00
parent d6949f3a94
commit edcea78a61
1 changed files with 4 additions and 2 deletions
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6
driver-bitfury.c
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@ -13,6 +13,8 @@
#include "driver-bitfury.h"
#include "sha2.h"
/* Wait longer 1/3 longer than it would take for a full nonce range */
#define BF1WAIT 1600
struct device_drv bitfury_drv;
static void bitfury_open(struct cgpu_info *bitfury)
@ -88,7 +90,7 @@ static bool bitfury_detect_one(struct libusb_device *dev, struct usb_find_device
/* Send reset request */
usb_write(bitfury, "R", 1, &amount, C_BFO_REQRESET);
usb_read_timeout(bitfury, buf, 7, &amount, 1000, C_BFO_GETRESET);
usb_read_timeout(bitfury, buf, 7, &amount, BF1WAIT, C_BFO_GETRESET);
if (amount != 7) {
applog(LOG_WARNING, "%s%d: Getreset received %d bytes",
@ -235,7 +237,7 @@ static int64_t bitfury_scanhash(struct thr_info *thr, struct work *work,
return 0;
}
usb_read_once_timeout(bitfury, buf, 7, &amount, 2000, C_PING);
usb_read_once_timeout(bitfury, buf, 7, &amount, BF1WAIT, C_PING);
tot = amount;
while (amount) {
usb_read_once_timeout(bitfury, buf + tot, 512, &amount, 10, C_PING);