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Code Issues Releases Wiki Activity

Reliably extract BF1 information at startup and reset the device.

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This commit is contained in:
Con Kolivas 2013-09-24 22:58:10 +10:00
parent 54ac35553f
commit 977a7b753f
2 changed files with 46 additions and 2 deletions
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42
driver-bitfury.c
View File

@ -26,9 +26,20 @@ static void bitfury_close(struct cgpu_info *bitfury)
usb_transfer(bitfury, 0x21, 0x22, 0, 0, C_BFO_CLOSE);
}
static void bitfury_empty_buffer(struct cgpu_info *bitfury)
{
char buf[512];
int amount;
do {
usb_read(bitfury, buf, 512, &amount, C_PING);
} while (amount);
}
static bool bitfury_detect_one(struct libusb_device *dev, struct usb_find_devices *found)
{
struct cgpu_info *bitfury;
struct bitfury_info *info;
char buf[512];
int amount;
@ -41,17 +52,44 @@ static bool bitfury_detect_one(struct libusb_device *dev, struct usb_find_device
applog(LOG_INFO, "%s%d: Found at %s", bitfury->drv->name,
bitfury->device_id, bitfury->device_path);
info = calloc(sizeof(struct bitfury_info), 1);
if (!info)
quit(1, "Failed to calloc info in bitfury_detect_one");
bitfury->device_data = info;
bitfury_empty_buffer(bitfury);
usb_buffer_enable(bitfury);
bitfury_open(bitfury);
/* Send getinfo request */
usb_write(bitfury, "I", 1, &amount, C_BFO_REQINFO);
usb_read(bitfury, buf, 14, &amount, C_BFO_GETINFO);
if (amount != 14) {
applog(LOG_WARNING, "%s%d: Getinfo received %d",
applog(LOG_WARNING, "%s%d: Getinfo received %d bytes",
bitfury->drv->name, bitfury->device_id, amount);
goto out_close;
}
applog(LOG_INFO, "%s%d: Getinfo returned %s", bitfury->drv->name,
info->version = buf[1];
memcpy(&info->product, buf + 2, 8);
memcpy(&info->serial, buf + 10, 4);
applog(LOG_INFO, "%s%d: Getinfo returned version %d, product %s serial %08x", bitfury->drv->name,
bitfury->device_id, info->version, info->product, info->serial);
bitfury_empty_buffer(bitfury);
/* Send reset request */
usb_write(bitfury, "R", 1, &amount, C_BFO_REQRESET);
usb_read_timeout(bitfury, buf, 7, &amount, 1000, C_BFO_GETRESET);
if (amount != 7) {
applog(LOG_WARNING, "%s%d: Getreset received %d bytes",
bitfury->drv->name, bitfury->device_id, amount);
goto out_close;
}
applog(LOG_INFO, "%s%d: Getreset returned %s", bitfury->drv->name,
bitfury->device_id, buf);
bitfury_empty_buffer(bitfury);
//return true;
out_close:

6
driver-bitfury.h
View File

@ -12,4 +12,10 @@
#include "usbutils.h"
struct bitfury_info {
uint8_t version;
char product[8];
uint32_t serial;
};
#endif /* BITFURY_H */