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Code Issues Releases Wiki Activity

Scanhash split into separate functions

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Some adjustment of log reporting
This commit is contained in:
Paul Sheppard 2012-06-09 19:08:10 -07:00
parent 7f54adb4c9
commit 652326c2a1
1 changed files with 83 additions and 54 deletions
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137
driver-bitforce.c
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@ -37,6 +37,8 @@
#include "elist.h"
#include "miner.h"
#define BITFORCE_SLEEP_US 4500000
#define BITFORCE_SLEEP_MS (BITFORCE_SLEEP_US/1000)
struct device_api bitforce_api;
@ -103,7 +105,7 @@ static bool bitforce_detect_one(const char *devpath)
int fdDev = BFopen(devpath);
if (unlikely(fdDev == -1)) {
applog(LOG_DEBUG, "BitForce Detect: Failed to open %s", devpath);
applog(LOG_ERR, "BitForce Detect: Failed to open %s", devpath);
return false;
}
BFwrite(fdDev, "ZGX", 3);
@ -114,7 +116,7 @@ static bool bitforce_detect_one(const char *devpath)
}
BFclose(fdDev);
if (unlikely(!strstr(pdevbuf, "SHA256"))) {
applog(LOG_DEBUG, "BitForce Detect: Didn't recognise BitForce on %s", devpath);
applog(LOG_ERR, "BitForce Detect: Didn't recognise BitForce on %s", devpath);
return false;
}
@ -264,53 +266,17 @@ static bool bitforce_thread_prepare(struct thr_info *thr)
return true;
}
static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint64_t __maybe_unused max_nonce)
static bool bitforce_get_temp(struct cgpu_info *bitforce)
{
struct cgpu_info *bitforce = thr->cgpu;
int fdDev = bitforce->device_fd;
char pdevbuf[0x100];
unsigned char ob[61] = ">>>>>>>>12345678901234567890123456789012123456789012>>>>>>>>";
int i;
char *pnoncebuf;
char *s;
uint32_t nonce;
BFwrite(fdDev, "ZDX", 3);
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
if (unlikely(!pdevbuf[0])) {
applog(LOG_ERR, "Error reading from BitForce (ZDX)");
return 0;
}
if (unlikely(pdevbuf[0] != 'O' || pdevbuf[1] != 'K')) {
applog(LOG_ERR, "BitForce ZDX reports: %s", pdevbuf);
return 0;
}
memcpy(ob + 8, work->midstate, 32);
memcpy(ob + 8 + 32, work->data + 64, 12);
BFwrite(fdDev, ob, 60);
if (opt_debug) {
s = bin2hex(ob + 8, 44);
applog(LOG_DEBUG, "BitForce block data: %s", s);
free(s);
}
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
if (unlikely(!pdevbuf[0])) {
applog(LOG_ERR, "Error reading from BitForce (block data)");
return 0;
}
if (unlikely(pdevbuf[0] != 'O' || pdevbuf[1] != 'K')) {
applog(LOG_ERR, "BitForce block data reports: %s", pdevbuf);
return 0;
}
BFwrite(fdDev, "ZLX", 3);
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
if (unlikely(!pdevbuf[0])) {
applog(LOG_ERR, "Error reading from BitForce (ZKX)");
return 0;
applog(LOG_ERR, "Error reading temp from BitForce (ZLX)");
return false;
}
if ((!strncasecmp(pdevbuf, "TEMP", 4)) && (s = strchr(pdevbuf + 4, ':'))) {
float temp = strtof(s + 1, NULL);
@ -326,10 +292,61 @@ static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint6
}
}
}
return true;
}
usleep(4500000);
i = 4500;
while (i < 10000) {
static bool bitforce_send_work(struct thr_info *thr, struct work *work)
{
struct cgpu_info *bitforce = thr->cgpu;
int fdDev = bitforce->device_fd;
char pdevbuf[0x100];
unsigned char ob[61] = ">>>>>>>>12345678901234567890123456789012123456789012>>>>>>>>";
char *s;
BFwrite(fdDev, "ZDX", 3);
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
if (unlikely(!pdevbuf[0])) {
applog(LOG_ERR, "Error reading from BitForce (ZDX)");
return false;
}
if (unlikely(pdevbuf[0] != 'O' || pdevbuf[1] != 'K')) {
applog(LOG_ERR, "BitForce ZDX reports: %s", pdevbuf);
return false;
}
memcpy(ob + 8, work->midstate, 32);
memcpy(ob + 8 + 32, work->data + 64, 12);
BFwrite(fdDev, ob, 60);
if (opt_debug) {
s = bin2hex(ob + 8, 44);
applog(LOG_DEBUG, "BitForce block data: %s", s);
free(s);
}
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
if (unlikely(!pdevbuf[0])) {
applog(LOG_ERR, "Error reading from BitForce (block data)");
return false;
}
if (unlikely(pdevbuf[0] != 'O' || pdevbuf[1] != 'K')) {
applog(LOG_ERR, "BitForce block data reports: %s", pdevbuf);
return false;
}
return true;
}
static uint64_t bitforce_get_result(struct thr_info *thr, struct work *work)
{
struct cgpu_info *bitforce = thr->cgpu;
int fdDev = bitforce->device_fd;
char pdevbuf[0x100];
char *pnoncebuf;
uint32_t nonce;
int i;
i = BITFORCE_SLEEP_MS;
while (1) {
BFwrite(fdDev, "ZFX", 3);
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
if (unlikely(!pdevbuf[0])) {
@ -337,23 +354,20 @@ static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint6
return 0;
}
if (pdevbuf[0] != 'B')
break;
break;
usleep(10000);
i += 10;
}
if (i >= 10000) {
applog(LOG_DEBUG, "BitForce took longer than 10s");
return 0;
}
applog(LOG_DEBUG, "BitForce waited %dms until %s\n", i, pdevbuf);
work->blk.nonce = 0xffffffff;
if (pdevbuf[2] == '-')
return 0xffffffff;
if (pdevbuf[2] == '-')
return 0xffffffff; /* No valid nonce found */
else if (pdevbuf[0] == 'I')
return 1; /* Device idle */
else if (strncasecmp(pdevbuf, "NONCE-FOUND", 11)) {
applog(LOG_ERR, "BitForce result reports: %s", pdevbuf);
return 0;
applog(LOG_WARNING, "BitForce result reports: %s", pdevbuf);
return 1;
}
pnoncebuf = &pdevbuf[12];
@ -373,6 +387,21 @@ static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint6
return 0xffffffff;
}
static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint64_t __maybe_unused max_nonce)
{
struct cgpu_info *bitforce = thr->cgpu;
if (!bitforce_send_work(thr, work))
return 0;
if (!bitforce_get_temp(bitforce))
return 0;
usleep(BITFORCE_SLEEP_US);
return bitforce_get_result(thr, work);
}
struct device_api bitforce_api = {
.dname = "bitforce",
.name = "BFL",