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213 lines
6.5 KiB
213 lines
6.5 KiB
extern "C" { |
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#include "sph/sph_blake.h" |
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#include "sph/sph_groestl.h" |
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#include "sph/sph_skein.h" |
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#include "sph/sph_keccak.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 lyra2_cpu_init(int thr_id, uint32_t threads, uint64_t *d_matrix); |
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extern void lyra2_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNonce, uint64_t *d_outputHash, bool gtx750ti); |
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extern void groestl256_cpu_init(int thr_id, uint32_t threads); |
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extern void groestl256_cpu_free(int thr_id); |
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extern void groestl256_setTarget(const void *ptarget); |
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extern uint32_t groestl256_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNounce, uint64_t *d_outputHash, int order); |
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extern uint32_t groestl256_getSecNonce(int thr_id, int num); |
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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, 8*sizeof(uint32_t)); \ |
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cudaMemcpy(debugbuf, d_hash[thr_id], 8*sizeof(uint32_t), cudaMemcpyDeviceToHost); \ |
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printf("lyra %s %08x %08x %08x %08x...\n", algo, swab32(debugbuf[0]), swab32(debugbuf[1]), \ |
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swab32(debugbuf[2]), swab32(debugbuf[3])); \ |
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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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extern "C" void lyra2re_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_groestl256_context ctx_groestl; |
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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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LYRA2(hashA, 32, hashB, 32, hashB, 32, 1, 8, 8); |
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sph_skein256_init(&ctx_skein); |
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sph_skein256(&ctx_skein, hashA, 32); |
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sph_skein256_close(&ctx_skein, hashB); |
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sph_groestl256_init(&ctx_groestl); |
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sph_groestl256(&ctx_groestl, hashB, 32); |
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sph_groestl256_close(&ctx_groestl, hashA); |
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memcpy(state, hashA, 32); |
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} |
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static bool init[MAX_GPUS] = { 0 }; |
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extern "C" int scanhash_lyra2(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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if (opt_benchmark) |
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ptarget[7] = 0x00ff; |
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static bool gtx750ti; |
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static uint32_t throughput[MAX_GPUS]; |
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if (!init[thr_id]) |
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{ |
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int dev_id = device_map[thr_id]; |
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cudaSetDevice(dev_id); |
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CUDA_LOG_ERROR(); |
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int intensity = (device_sm[dev_id] >= 500 && !is_windows()) ? 17 : 16; |
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if (device_sm[device_map[thr_id]] == 500) intensity = 15; |
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int temp = intensity; |
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throughput[thr_id] = cuda_default_throughput(thr_id, 1U << intensity); // 18=256*256*4; |
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if (init[thr_id]) throughput[thr_id] = min(throughput[thr_id], max_nonce - first_nonce); |
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cudaDeviceProp props; |
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cudaGetDeviceProperties(&props, dev_id); |
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if (strstr(props.name, "750 Ti")) gtx750ti = true; |
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else gtx750ti = false; |
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//blake256_cpu_init(thr_id, throughput); |
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keccak256_cpu_init(thr_id, throughput[thr_id]); |
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skein256_cpu_init(thr_id, throughput[thr_id]); |
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groestl256_cpu_init(thr_id, throughput[thr_id]); |
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if (device_sm[dev_id] >= 500) |
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{ |
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size_t matrix_sz = device_sm[dev_id] > 500 ? sizeof(uint64_t) * 4 * 4 : sizeof(uint64_t) * 8 * 8 * 3 * 4; |
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CUDA_SAFE_CALL(cudaMalloc(&d_matrix[thr_id], matrix_sz * throughput[thr_id])); |
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lyra2_cpu_init(thr_id, throughput[thr_id], d_matrix[thr_id]); |
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} |
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CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], (size_t)32 * throughput[thr_id])); |
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init[thr_id] = true; |
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if (temp != intensity){ |
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gpulog(LOG_INFO, thr_id, "Intensity set to %u, %u cuda threads", |
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intensity, throughput[thr_id]); |
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} |
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} |
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uint32_t _ALIGN(128) 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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groestl256_setTarget(ptarget); |
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do { |
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int order = 0; |
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uint32_t foundNonce; |
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blake256_cpu_hash_80(thr_id, throughput[thr_id], pdata[19], d_hash[thr_id], order++); |
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keccak256_cpu_hash_32(thr_id, throughput[thr_id], pdata[19], d_hash[thr_id], order++); |
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lyra2_cpu_hash_32(thr_id, throughput[thr_id], pdata[19], d_hash[thr_id], gtx750ti); |
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skein256_cpu_hash_32(thr_id, throughput[thr_id], pdata[19], d_hash[thr_id], order++); |
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TRACE("S") |
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*hashes_done = pdata[19] - first_nonce + throughput[thr_id]; |
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foundNonce = groestl256_cpu_hash_32(thr_id, throughput[thr_id], pdata[19], d_hash[thr_id], order++); |
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if (foundNonce != UINT32_MAX) |
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{ |
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uint32_t _ALIGN(64) vhash64[8]; |
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be32enc(&endiandata[19], foundNonce); |
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lyra2re_hash(vhash64, endiandata); |
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if (vhash64[7] <= ptarget[7] && fulltest(vhash64, ptarget)) { |
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int res = 1; |
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uint32_t secNonce = groestl256_getSecNonce(thr_id, 1); |
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work_set_target_ratio(work, vhash64); |
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if (secNonce != UINT32_MAX) |
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{ |
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be32enc(&endiandata[19], secNonce); |
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lyra2re_hash(vhash64, endiandata); |
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if (vhash64[7] <= ptarget[7] && fulltest(vhash64, ptarget)) { |
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if (opt_debug) |
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gpulog(LOG_BLUE, thr_id, "found second nonce %08x", secNonce); |
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if (bn_hash_target_ratio(vhash64, ptarget) > work->shareratio) |
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work_set_target_ratio(work, vhash64); |
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pdata[21] = secNonce; |
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res++; |
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} |
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} |
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pdata[19] = foundNonce; |
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return res; |
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} else { |
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gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", foundNonce); |
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} |
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} |
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if ((uint64_t)throughput[thr_id] + 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[thr_id]; |
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} while (!work_restart[thr_id].restart); |
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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_lyra2(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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keccak256_cpu_free(thr_id); |
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groestl256_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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