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cuda_nist5.cu
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cuda_nist5.cu
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extern "C"
{
#include "sph/sph_blake.h"
#include "sph/sph_groestl.h"
#include "sph/sph_skein.h"
#include "sph/sph_jh.h"
#include "sph/sph_keccak.h"
}
#include "miner.h"
#include "cuda_helper.h"
static uint32_t *d_hash[MAX_GPUS];
extern void quark_blake512_cpu_init(int thr_id);
extern void quark_blake512_cpu_setBlock_80(uint64_t *pdata);
extern void quark_blake512_cpu_setBlock_80_multi(uint32_t thr_id, uint64_t *pdata);
extern void quark_blake512_cpu_hash_80(uint32_t threads, uint32_t startNounce, uint32_t *d_hash);
extern void quark_groestl512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
extern void quark_skein512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
//extern void quark_jh512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
//extern void quark_keccak512_cpu_init(int thr_id, uint32_t threads);
//extern void quark_keccak512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
extern void cuda_jh512Keccak512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_hash);
extern void quark_skein512_cpu_init(int thr_id);
extern void quark_skein512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
//extern void quark_skein512_cpu_hash_64_final(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, uint32_t *h_found, uint32_t target);
// Original nist5hash Funktion aus einem miner Quelltext
extern "C" void nist5hash(void *state, const void *input)
{
sph_blake512_context ctx_blake;
sph_groestl512_context ctx_groestl;
sph_jh512_context ctx_jh;
sph_keccak512_context ctx_keccak;
sph_skein512_context ctx_skein;
uint8_t hash[64];
sph_blake512_init(&ctx_blake);
sph_blake512 (&ctx_blake, input, 80);
sph_blake512_close(&ctx_blake, (void*) hash);
sph_groestl512_init(&ctx_groestl);
sph_groestl512 (&ctx_groestl, (const void*) hash, 64);
sph_groestl512_close(&ctx_groestl, (void*) hash);
sph_jh512_init(&ctx_jh);
sph_jh512 (&ctx_jh, (const void*) hash, 64);
sph_jh512_close(&ctx_jh, (void*) hash);
sph_keccak512_init(&ctx_keccak);
sph_keccak512 (&ctx_keccak, (const void*) hash, 64);
sph_keccak512_close(&ctx_keccak, (void*) hash);
sph_skein512_init(&ctx_skein);
sph_skein512 (&ctx_skein, (const void*) hash, 64);
sph_skein512_close(&ctx_skein, (void*) hash);
memcpy(state, hash, 32);
}
static bool init[MAX_GPUS] = { 0 };
//static uint32_t *h_found[MAX_GPUS];
extern "C" int scanhash_nist5(int thr_id, uint32_t *pdata,
const uint32_t *ptarget, uint32_t max_nonce,
unsigned long *hashes_done)
{
const uint32_t first_nonce = pdata[19];
uint32_t throughput = device_intensity(device_map[thr_id], __func__, 1 << 24); // 256*256*16
throughput = min(throughput, (max_nonce - first_nonce));
if (opt_benchmark)
((uint32_t*)ptarget)[7] = 0xf;
if (!init[thr_id])
{
cudaSetDevice(device_map[thr_id]);
if (!opt_cpumining) cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync);
if (opt_n_gputhreads == 1)
{
cudaDeviceSetCacheConfig(cudaFuncCachePreferL1);
}
// Konstanten kopieren, Speicher belegen
quark_skein512_cpu_init(thr_id);
CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], 16 * sizeof(uint32_t) * throughput));
// CUDA_CALL_OR_RET_X(cudaMallocHost(&(h_found[thr_id]), 2 * sizeof(uint32_t)), 0);
quark_blake512_cpu_init(thr_id);
cuda_check_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
uint32_t endiandata[20];
for (int k=0; k < 20; k++)
be32enc(&endiandata[k], ((uint32_t*)pdata)[k]);
if (opt_n_gputhreads > 1)
{
quark_blake512_cpu_setBlock_80_multi(thr_id, (uint64_t *)endiandata);
}
else
{
quark_blake512_cpu_setBlock_80((uint64_t *)endiandata);
}
cuda_check_cpu_setTarget(ptarget);
do {
quark_blake512_cpu_hash_80(throughput, pdata[19], d_hash[thr_id]);
quark_groestl512_cpu_hash_64(throughput, pdata[19], NULL, d_hash[thr_id]);
// quark_jh512_cpu_hash_64(throughput, pdata[19], NULL, d_hash[thr_id]);
// quark_keccak512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id]);
cuda_jh512Keccak512_cpu_hash_64(throughput, pdata[19], d_hash[thr_id]);
// quark_skein512_cpu_hash_64_final(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], h_found[thr_id], ptarget[7]);
quark_skein512_cpu_hash_64(throughput, pdata[19], NULL,d_hash[thr_id]);
uint32_t foundNonce = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[thr_id]);
if (foundNonce != 0xffffffff)
{
const uint32_t Htarg = ptarget[7];
uint32_t vhash64[8];
be32enc(&endiandata[19], foundNonce);
nist5hash(vhash64, endiandata);
if (vhash64[7] <= Htarg && fulltest(vhash64, ptarget))
{
int res = 1;
// check if there was some other ones...
*hashes_done = pdata[19] - first_nonce + throughput;
/*
if (h_found[thr_id][1] != 0xffffffff)
{
pdata[21] = h_found[thr_id][1];
res++;
if (opt_benchmark)
applog(LOG_INFO, "GPU #%d Found second nounce %08x", thr_id, h_found[thr_id][1]);
}
*/
pdata[19] = foundNonce;
if (opt_benchmark)
applog(LOG_INFO, "GPU #%d Found nounce %08x", thr_id, foundNonce);
return res;
}
else
{
if (vhash64[7] != Htarg)
{
applog(LOG_INFO, "GPU #%d: result for %08x does not validate on CPU!", thr_id, foundNonce);
}
}
}
pdata[19] += throughput;
} while (!scan_abort_flag && !work_restart[thr_id].restart && ((uint64_t)max_nonce > ((uint64_t)(pdata[19]) + (uint64_t)throughput)));
*hashes_done = pdata[19] - first_nonce;
return 0;
}