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lyra2RE.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_keccak.h"
#include "lyra2/Lyra2.h"
}
#include <miner.h>
#include <cuda_helper.h>
static uint64_t* d_hash[MAX_GPUS];
static uint64_t* d_matrix[MAX_GPUS];
extern void blake256_cpu_init(int thr_id, uint32_t threads);
extern void blake256_cpu_setBlock_80(uint32_t *pdata);
//extern void blake256_cpu_hash_80(const int thr_id, const uint32_t threads, const uint32_t startNonce, uint64_t *Hash, int order);
//extern void keccak256_sm3_hash_32(int thr_id, uint32_t threads, uint32_t startNonce, uint64_t *d_outputHash, int order);
//extern void keccak256_sm3_init(int thr_id, uint32_t threads);
//extern void keccak256_sm3_free(int thr_id);
extern void blakeKeccak256_cpu_hash_80(const int thr_id, const uint32_t threads, const uint32_t startNonce, uint64_t *Hash, int order);
extern void skein256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNonce, uint64_t *d_outputHash, int order);
extern void skein256_cpu_init(int thr_id, uint32_t threads);
extern void lyra2_cpu_init(int thr_id, uint32_t threads, uint64_t *d_matrix);
extern void lyra2_cpu_hash_32(int thr_id, uint32_t threads, uint64_t *d_outputHash, bool gtx750ti);
extern void groestl256_cpu_init(int thr_id, uint32_t threads);
extern void groestl256_cpu_free(int thr_id);
extern void groestl256_setTarget(const void *ptarget);
extern uint32_t groestl256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNounce, uint64_t *d_outputHash, int order);
extern uint32_t groestl256_getSecNonce(int thr_id, int num);
extern "C" void lyra2re_hash(void *state, const void *input)
{
uint32_t hashA[8], hashB[8];
sph_blake256_context ctx_blake;
sph_keccak256_context ctx_keccak;
sph_skein256_context ctx_skein;
sph_groestl256_context ctx_groestl;
sph_blake256_set_rounds(14);
sph_blake256_init(&ctx_blake);
sph_blake256(&ctx_blake, input, 80);
sph_blake256_close(&ctx_blake, hashA);
sph_keccak256_init(&ctx_keccak);
sph_keccak256(&ctx_keccak, hashA, 32);
sph_keccak256_close(&ctx_keccak, hashB);
LYRA2(hashA, 32, hashB, 32, hashB, 32, 1, 8, 8);
sph_skein256_init(&ctx_skein);
sph_skein256(&ctx_skein, hashA, 32);
sph_skein256_close(&ctx_skein, hashB);
sph_groestl256_init(&ctx_groestl);
sph_groestl256(&ctx_groestl, hashB, 32);
sph_groestl256_close(&ctx_groestl, hashA);
memcpy(state, hashA, 32);
}
static bool init[MAX_GPUS] = { 0 };
static __thread uint32_t throughput = 0;
extern "C" int scanhash_lyra2(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t first_nonce = pdata[19];
if (opt_benchmark)
ptarget[7] = 0x00ff;
static __thread bool gtx750ti;
if (!init[thr_id])
{
int dev_id = device_map[thr_id];
cudaSetDevice(dev_id);
CUDA_LOG_ERROR();
int intensity = (device_sm[dev_id] >= 500 && !is_windows()) ? 17 : 16;
if (device_sm[device_map[thr_id]] == 500) intensity = 15;
throughput = cuda_default_throughput(thr_id, 1U << intensity); // 18=256*256*4;
if (init[thr_id]) throughput = min(throughput, max_nonce - first_nonce);
cudaDeviceProp props;
cudaGetDeviceProperties(&props, dev_id);
if (strstr(props.name, "750 Ti")) gtx750ti = true;
else gtx750ti = false;
gpulog(LOG_INFO, thr_id, "Intensity set to %g, %u cuda threads", throughput2intensity(throughput), throughput);
blake256_cpu_init(thr_id, throughput);
//keccak256_sm3_init(thr_id, throughput);
skein256_cpu_init(thr_id, throughput);
groestl256_cpu_init(thr_id, throughput);
//cuda_get_arch(thr_id);
if (device_sm[dev_id] >= 500)
{
size_t matrix_sz = device_sm[dev_id] > 500 ? sizeof(uint64_t) * 4 * 4 : sizeof(uint64_t) * 8 * 8 * 3 * 4;
CUDA_SAFE_CALL(cudaMalloc(&d_matrix[thr_id], matrix_sz * throughput));
lyra2_cpu_init(thr_id, throughput, d_matrix[thr_id]);
}
CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], (size_t)32 * throughput));
init[thr_id] = true;
}
uint32_t _ALIGN(128) endiandata[20];
for (int k=0; k < 20; k++)
be32enc(&endiandata[k], pdata[k]);
blake256_cpu_setBlock_80(pdata);
groestl256_setTarget(ptarget);
do {
int order = 0;
//blake256_cpu_hash_80(thr_id, throughput, pdata[19], d_hash[thr_id], order++);
//keccak256_sm3_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++);
blakeKeccak256_cpu_hash_80(thr_id, throughput, pdata[19], d_hash[thr_id], order++);
lyra2_cpu_hash_32(thr_id, throughput, d_hash[thr_id], gtx750ti);
skein256_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++);
*hashes_done = pdata[19] - first_nonce + throughput;
work->nonces[0] = groestl256_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++);
if (work->nonces[0] != UINT32_MAX)
{
const uint32_t Htarg = ptarget[7];
uint32_t _ALIGN(64) vhash[8];
be32enc(&endiandata[19], work->nonces[0]);
lyra2re_hash(vhash, endiandata);
if (vhash[7] <= Htarg && fulltest(vhash, ptarget)) {
work->valid_nonces = 1;
work_set_target_ratio(work, vhash);
work->nonces[1] = groestl256_getSecNonce(thr_id, 1);
if (work->nonces[1] != UINT32_MAX) {
be32enc(&endiandata[19], work->nonces[1]);
lyra2re_hash(vhash, endiandata);
bn_set_target_ratio(work, vhash, 1);
work->valid_nonces++;
pdata[19] = max(work->nonces[0], work->nonces[1]) + 1;
} else {
pdata[19] = work->nonces[0] + 1; // cursor
}
return work->valid_nonces;
}
else if (vhash[7] > Htarg) {
gpu_increment_reject(thr_id);
if (!opt_quiet)
gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", work->nonces[0]);
pdata[19] = work->nonces[0] + 1;
continue;
}
}
if ((uint64_t)throughput + pdata[19] >= max_nonce) {
pdata[19] = max_nonce;
break;
}
pdata[19] += throughput;
} while (!work_restart[thr_id].restart);
*hashes_done = pdata[19] - first_nonce;
return 0;
}
// cleanup
extern "C" void free_lyra2(int thr_id)
{
if (!init[thr_id])
return;
cudaThreadSynchronize();
cudaFree(d_hash[thr_id]);
cudaFree(d_matrix[thr_id]);
//keccak256_sm3_free(thr_id);
groestl256_cpu_free(thr_id);
init[thr_id] = false;
cudaDeviceSynchronize();
}