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small fixes and cleanup

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This commit is contained in:
nelisky 2012-03-12 16:20:03 +00:00
parent 5bbce4c42c
commit 56ec31270a
2 changed files with 24 additions and 15 deletions
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1
todo_ztex.txt
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@ -3,3 +3,4 @@
- read actual bitstream
- HS fpga config
- allow configuring LIBZTEX_OVERHEATTHRESHOLD
- hotplug support?

38
ztex.c
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@ -74,7 +74,6 @@ static bool ztex_updateFreq (struct libztex_device* ztex)
maxM = 0;
while (maxM<ztex->freqMDefault && ztex->maxErrorRate[maxM+1]<LIBZTEX_MAXMAXERRORRATE)
maxM++;
//applog(LOG_WARNING, "maxM:%d freqMaxM:%d errorWeight:%f maxErrorRate:%f maxMax:%f", maxM, ztex->freqMaxM, ztex->errorWeight[maxM], ztex->maxErrorRate[maxM+1], LIBZTEX_MAXMAXERRORRATE);
while (maxM<ztex->freqMaxM && ztex->errorWeight[maxM]>150 && ztex->maxErrorRate[maxM+1]<LIBZTEX_MAXMAXERRORRATE)
maxM++;
@ -88,9 +87,6 @@ static bool ztex_updateFreq (struct libztex_device* ztex)
}
}
//applog(LOG_WARNING, "maxM:%d bestM:%d bestR:%f freqM:%d", maxM, bestM, bestR, ztex->freqM);
if (bestM != ztex->freqM) {
libztex_setFreq(ztex, bestM);
}
@ -132,7 +128,7 @@ static bool ztex_checkNonce (struct libztex_device *ztex,
if (swab32(hash2_32[7]) != ((hdata->hash7 + 0x5be0cd19) & 0xFFFFFFFF)) {
ztex->errorCount[ztex->freqM] += 1.0/ztex->numNonces;
applog(LOG_ERR, "%s: checkNonce failed for %0.8X", ztex->repr, hdata->nonce);
applog(LOG_DEBUG, "%s: checkNonce failed for %0.8X", ztex->repr, hdata->nonce);
return false;
}
return true;
@ -162,9 +158,16 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
lastnonce[i] = 0;
}
overflow = false;
while (!(overflow || work_restart[thr->id].restart)) {
usleep(250000);
if (work_restart[thr->id].restart) {
break;
}
libztex_readHashData(ztex, &hdata[0]);
if (work_restart[thr->id].restart) {
break;
}
ztex->errorCount[ztex->freqM] *= 0.995;
ztex->errorWeight[ztex->freqM] = ztex->errorWeight[ztex->freqM] * 0.995 + 1.0;
@ -179,6 +182,7 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
lastnonce[i] = nonce;
}
if (!ztex_checkNonce(ztex, work, &hdata[i])) {
thr->cgpu->hw_errors++;
continue;
}
nonce = hdata[i].goldenNonce;
@ -208,17 +212,20 @@ static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
}
}
ztex->errorRate[ztex->freqM] = ztex->errorCount[ztex->freqM] / ztex->errorWeight[ztex->freqM] * (ztex->errorWeight[ztex->freqM]<100 ? ztex->errorWeight[ztex->freqM]*0.01 : 1.0);
if (ztex->errorRate[ztex->freqM] > ztex->maxErrorRate[ztex->freqM]) {
ztex->maxErrorRate[ztex->freqM] = ztex->errorRate[ztex->freqM];
}
if (!ztex_updateFreq(ztex)) {
// Something really serious happened, so mark this thread as dead!
thr->cgpu->status = LIFE_DEAD;
}
applog(LOG_WARNING, "freqM:%d errorRate:%0.3f errorCount:%d", ztex->freqM, ztex->errorRate[ztex->freqM], ztex->errorCount[ztex->freqM]);
applog(LOG_DEBUG, "exit %0.8X", noncecnt);
ztex->errorRate[ztex->freqM] = ztex->errorCount[ztex->freqM] / ztex->errorWeight[ztex->freqM] * (ztex->errorWeight[ztex->freqM]<100 ? ztex->errorWeight[ztex->freqM]*0.01 : 1.0);
if (ztex->errorRate[ztex->freqM] > ztex->maxErrorRate[ztex->freqM]) {
ztex->maxErrorRate[ztex->freqM] = ztex->errorRate[ztex->freqM];
}
if (!ztex_updateFreq(ztex)) {
// Something really serious happened, so mark this thread as dead!
thr->cgpu->status = LIFE_DEAD;
}
applog(LOG_DEBUG, "exit %1.8X", noncecnt);
work->blk.nonce = 0xffffffff;
return noncecnt;
}
@ -235,6 +242,7 @@ static bool ztex_prepare(struct thr_info *thr)
}
ztex->device->freqM = -1;
ztex_updateFreq(ztex->device);
return true;
}