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Author: Luke Dashjr <luke-jr+git@utopios.org>

Browse Source 
Date:   Thu Jul 12 16:49:26 2012 +0000

    Use FTD2XX.DLL on Windows to autodetect BitFORCE SHA256 devices
This commit is contained in:
Con Kolivas 2012-08-05 16:13:53 +10:00
parent 3576abf8a7
commit 31b01c8ac5
1 changed files with 102 additions and 0 deletions
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102
driver-bitforce.c
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@ -10,6 +10,7 @@
#include <limits.h>
#include <pthread.h>
#include <stdint.h>
#include <stdio.h>
#include <strings.h>
#include <sys/time.h>
@ -17,6 +18,28 @@
#include "config.h"
#ifdef WIN32
#include <windows.h>
#define dlsym (void*)GetProcAddress
#define dlclose FreeLibrary
typedef unsigned long FT_STATUS;
typedef PVOID FT_HANDLE;
__stdcall FT_STATUS (*FT_ListDevices)(PVOID pArg1, PVOID pArg2, DWORD Flags);
__stdcall FT_STATUS (*FT_Open)(int idx, FT_HANDLE*);
__stdcall FT_STATUS (*FT_GetComPortNumber)(FT_HANDLE, LPLONG lplComPortNumber);
__stdcall FT_STATUS (*FT_Close)(FT_HANDLE);
const uint32_t FT_OPEN_BY_DESCRIPTION = 2;
const uint32_t FT_LIST_ALL = 0x20000000;
const uint32_t FT_LIST_NUMBER_ONLY = 0x80000000;
enum {
FT_OK,
};
#endif /* WIN32 */
#include "compat.h"
#include "fpgautils.h"
#include "miner.h"
@ -114,10 +137,89 @@ static bool bitforce_detect_one(const char *devpath)
return add_cgpu(bitforce);
}
#define LOAD_SYM(sym) do { \
if (!(sym = dlsym(dll, #sym))) { \
applog(LOG_DEBUG, "Failed to load " #sym ", not using FTDI bitforce autodetect"); \
goto nogood; \
} \
} while(0)
static char bitforce_autodetect_ftdi()
{
#ifdef WIN32
FT_STATUS ftStatus;
DWORD numDevs;
HMODULE dll = LoadLibrary("FTD2XX.DLL");
if (!dll)
{
applog(LOG_DEBUG, "FTD2XX.DLL failed to load, not using FTDI bitforce autodetect");
return 0;
}
LOAD_SYM(FT_ListDevices);
LOAD_SYM(FT_Open);
LOAD_SYM(FT_GetComPortNumber);
LOAD_SYM(FT_Close);
ftStatus = FT_ListDevices(&numDevs, NULL, FT_LIST_NUMBER_ONLY);
if (ftStatus != FT_OK)
{
applog(LOG_DEBUG, "FTDI device count failed, not using FTDI bitforce autodetect");
nogood:
dlclose(dll);
return 0;
}
applog(LOG_DEBUG, "FTDI reports %u devices", (unsigned)numDevs);
char buf[65 * numDevs];
char*bufptrs[numDevs + 1];
int i;
for (i = 0; i < numDevs; ++i)
bufptrs[i] = &buf[i * 65];
bufptrs[numDevs] = NULL;
ftStatus = FT_ListDevices(bufptrs, &numDevs, FT_LIST_ALL | FT_OPEN_BY_DESCRIPTION);
if (ftStatus != FT_OK)
{
applog(LOG_DEBUG, "FTDI device list failed, not using FTDI bitforce autodetect");
goto nogood;
}
char devpath[] = "\\\\.\\COMnnnnn";
char *devpathnum = &devpath[7];
char found = 0;
for (i = numDevs; i > 0; )
{
--i;
bufptrs[i][64] = '\0';
if (!(strstr(bufptrs[i], "BitFORCE") && strstr(bufptrs[i], "SHA256")))
continue;
FT_HANDLE ftHandle;
if (FT_OK != FT_Open(i, &ftHandle))
continue;
LONG lComPortNumber;
ftStatus = FT_GetComPortNumber(ftHandle, &lComPortNumber);
FT_Close(ftHandle);
if (FT_OK != ftStatus || lComPortNumber < 0)
continue;
sprintf(devpathnum, "%d", (int)lComPortNumber);
if (bitforce_detect_one(devpath))
++found;
}
dlclose(dll);
return found;
#else /* NOT WIN32 */
return 0;
#endif
}
static char bitforce_detect_auto()
{
return (serial_autodetect_udev (bitforce_detect_one, "BitFORCE*SHA256") ?:
serial_autodetect_devserial(bitforce_detect_one, "BitFORCE_SHA256") ?:
bitforce_autodetect_ftdi() ?:
0);
}