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222 lines
6.8 KiB
222 lines
6.8 KiB
extern "C" { |
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#include "sph/sph_blake.h" |
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#include "sph/sph_bmw.h" |
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#include "sph/sph_skein.h" |
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#include "sph/sph_keccak.h" |
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#include "sph/sph_cubehash.h" |
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#include "lyra2/Lyra2.h" |
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} |
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#include "miner.h" |
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#include "cuda_helper.h" |
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static uint64_t *d_hash[MAX_GPUS]; |
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static uint64_t* d_matrix[MAX_GPUS]; |
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extern void blake256_cpu_init(int thr_id, uint32_t threads); |
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extern void blake256_cpu_hash_80(const int thr_id, const uint32_t threads, const uint32_t startNonce, uint64_t *Hash, int order); |
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extern void blake256_cpu_setBlock_80(uint32_t *pdata); |
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extern void keccak256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNonce, uint64_t *d_outputHash, int order); |
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extern void keccak256_cpu_init(int thr_id, uint32_t threads); |
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extern void keccak256_cpu_free(int thr_id); |
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extern void skein256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNonce, uint64_t *d_outputHash, int order); |
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extern void skein256_cpu_init(int thr_id, uint32_t threads); |
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extern void cubehash256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNounce, uint64_t *d_hash, int order); |
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extern void lyra2v2_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNonce, uint64_t *d_outputHash, int order); |
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extern void lyra2v2_cpu_init(int thr_id, uint32_t threads, uint64_t* d_matrix); |
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extern void bmw256_setTarget(const void *ptarget); |
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extern void bmw256_cpu_init(int thr_id, uint32_t threads); |
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extern void bmw256_cpu_free(int thr_id); |
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extern void bmw256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNounce, uint64_t *g_hash, uint32_t *resultnonces); |
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void lyra2v2_hash(void *state, const void *input) |
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{ |
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uint32_t hashA[8], hashB[8]; |
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sph_blake256_context ctx_blake; |
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sph_keccak256_context ctx_keccak; |
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sph_skein256_context ctx_skein; |
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sph_bmw256_context ctx_bmw; |
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sph_cubehash256_context ctx_cube; |
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sph_blake256_set_rounds(14); |
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sph_blake256_init(&ctx_blake); |
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sph_blake256(&ctx_blake, input, 80); |
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sph_blake256_close(&ctx_blake, hashA); |
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sph_keccak256_init(&ctx_keccak); |
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sph_keccak256(&ctx_keccak, hashA, 32); |
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sph_keccak256_close(&ctx_keccak, hashB); |
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sph_cubehash256_init(&ctx_cube); |
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sph_cubehash256(&ctx_cube, hashB, 32); |
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sph_cubehash256_close(&ctx_cube, hashA); |
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LYRA2(hashB, 32, hashA, 32, hashA, 32, 1, 4, 4); |
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sph_skein256_init(&ctx_skein); |
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sph_skein256(&ctx_skein, hashB, 32); |
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sph_skein256_close(&ctx_skein, hashA); |
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sph_cubehash256_init(&ctx_cube); |
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sph_cubehash256(&ctx_cube, hashA, 32); |
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sph_cubehash256_close(&ctx_cube, hashB); |
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sph_bmw256_init(&ctx_bmw); |
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sph_bmw256(&ctx_bmw, hashB, 32); |
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sph_bmw256_close(&ctx_bmw, hashA); |
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memcpy(state, hashA, 32); |
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} |
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#ifdef _DEBUG |
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#define TRACE(algo) { \ |
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if (max_nonce == 1 && pdata[19] <= 1) { \ |
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uint32_t* debugbuf = NULL; \ |
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cudaMallocHost(&debugbuf, 32); \ |
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cudaMemcpy(debugbuf, d_hash[thr_id], 32, cudaMemcpyDeviceToHost); \ |
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printf("lyra2 %s %08x %08x %08x %08x...%08x... \n", algo, swab32(debugbuf[0]), swab32(debugbuf[1]), \ |
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swab32(debugbuf[2]), swab32(debugbuf[3]), swab32(debugbuf[7])); \ |
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cudaFreeHost(debugbuf); \ |
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} \ |
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} |
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#else |
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#define TRACE(algo) {} |
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#endif |
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static bool init[MAX_GPUS] = { 0 }; |
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extern "C" int scanhash_lyra2v2(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done) |
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{ |
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uint32_t *pdata = work->data; |
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uint32_t *ptarget = work->target; |
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const uint32_t first_nonce = pdata[19]; |
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int dev_id = device_map[thr_id]; |
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int intensity = (device_sm[dev_id] < 500) ? 18 : is_windows() ? 19 : 20; |
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if (strstr(device_name[dev_id], "GTX 10")) intensity = 20; |
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uint32_t throughput = cuda_default_throughput(dev_id, 1UL << intensity); |
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if (init[thr_id]) throughput = min(throughput, max_nonce - first_nonce); |
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if (opt_benchmark) |
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ptarget[7] = 0x000f; |
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if (!init[thr_id]) |
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{ |
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size_t matrix_sz = 16 * sizeof(uint64_t) * 4 * 3; |
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cudaSetDevice(dev_id); |
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if (opt_cudaschedule == -1 && gpu_threads == 1) { |
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cudaDeviceReset(); |
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// reduce cpu usage |
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cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); |
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CUDA_LOG_ERROR(); |
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} |
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gpulog(LOG_INFO, thr_id, "Intensity set to %g, %u cuda threads", throughput2intensity(throughput), throughput); |
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blake256_cpu_init(thr_id, throughput); |
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keccak256_cpu_init(thr_id,throughput); |
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skein256_cpu_init(thr_id, throughput); |
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bmw256_cpu_init(thr_id, throughput); |
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// SM 3 implentation requires a bit more memory |
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if (device_sm[dev_id] < 500 || cuda_arch[dev_id] < 500) |
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matrix_sz = 16 * sizeof(uint64_t) * 4 * 4; |
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CUDA_SAFE_CALL(cudaMalloc(&d_matrix[thr_id], matrix_sz * throughput)); |
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lyra2v2_cpu_init(thr_id, throughput, d_matrix[thr_id]); |
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CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], (size_t)32 * throughput)); |
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api_set_throughput(thr_id, throughput); |
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init[thr_id] = true; |
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} |
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uint32_t endiandata[20]; |
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for (int k=0; k < 20; k++) |
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be32enc(&endiandata[k], pdata[k]); |
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blake256_cpu_setBlock_80(pdata); |
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bmw256_setTarget(ptarget); |
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do { |
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int order = 0; |
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blake256_cpu_hash_80(thr_id, throughput, pdata[19], d_hash[thr_id], order++); |
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TRACE("blake :"); |
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keccak256_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++); |
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TRACE("keccak :"); |
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cubehash256_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++); |
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TRACE("cube :"); |
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lyra2v2_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++); |
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TRACE("lyra2 :"); |
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skein256_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], order++); |
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TRACE("skein :"); |
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cubehash256_cpu_hash_32(thr_id, throughput,pdata[19], d_hash[thr_id], order++); |
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TRACE("cube :"); |
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memset(work->nonces, 0, sizeof(work->nonces)); |
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bmw256_cpu_hash_32(thr_id, throughput, pdata[19], d_hash[thr_id], work->nonces); |
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*hashes_done = pdata[19] - first_nonce + throughput; |
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if (work->nonces[0] != 0) |
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{ |
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const uint32_t Htarg = ptarget[7]; |
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uint32_t _ALIGN(64) vhash[8]; |
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be32enc(&endiandata[19], work->nonces[0]); |
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lyra2v2_hash(vhash, endiandata); |
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if (vhash[7] <= Htarg && fulltest(vhash, ptarget)) { |
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work->valid_nonces = 1; |
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work_set_target_ratio(work, vhash); |
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if (work->nonces[1] != 0) { |
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be32enc(&endiandata[19], work->nonces[1]); |
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lyra2v2_hash(vhash, endiandata); |
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bn_set_target_ratio(work, vhash, 1); |
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work->valid_nonces++; |
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pdata[19] = max(work->nonces[0], work->nonces[1]) + 1; |
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} else { |
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pdata[19] = work->nonces[0] + 1; // cursor |
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} |
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return work->valid_nonces; |
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} |
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else if (vhash[7] > Htarg) { |
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gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", work->nonces[0]); |
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pdata[19] = work->nonces[0] + 1; |
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continue; |
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} |
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} |
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if ((uint64_t)throughput + pdata[19] >= max_nonce) { |
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pdata[19] = max_nonce; |
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break; |
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} |
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pdata[19] += throughput; |
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} while (!work_restart[thr_id].restart && !abort_flag); |
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*hashes_done = pdata[19] - first_nonce; |
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return 0; |
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} |
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// cleanup |
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extern "C" void free_lyra2v2(int thr_id) |
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{ |
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if (!init[thr_id]) |
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return; |
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cudaThreadSynchronize(); |
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cudaFree(d_hash[thr_id]); |
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cudaFree(d_matrix[thr_id]); |
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bmw256_cpu_free(thr_id); |
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keccak256_cpu_free(thr_id); |
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init[thr_id] = false; |
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cudaDeviceSynchronize(); |
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}
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