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288 lines
9.0 KiB
288 lines
9.0 KiB
extern "C" |
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{ |
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#include "sph/sph_keccak.h" |
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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_jh.h" |
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#include "sph/sph_skein.h" |
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} |
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#include "miner.h" |
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#include "cuda_helper.h" |
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#include "quark/cuda_quark.h" |
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static uint32_t *d_hash[MAX_GPUS] = { 0 }; |
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// Speicher zur Generierung der Noncevektoren für die bedingten Hashes |
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static uint32_t *d_jackpotNonces[MAX_GPUS] = { 0 }; |
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static uint32_t *d_branch1Nonces[MAX_GPUS] = { 0 }; |
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static uint32_t *d_branch2Nonces[MAX_GPUS] = { 0 }; |
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static uint32_t *d_branch3Nonces[MAX_GPUS] = { 0 }; |
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extern void jackpot_keccak512_cpu_init(int thr_id, uint32_t threads); |
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extern void jackpot_keccak512_cpu_setBlock(void *pdata, size_t inlen); |
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extern void jackpot_keccak512_cpu_hash(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_hash, int order); |
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extern void jackpot_compactTest_cpu_init(int thr_id, uint32_t threads); |
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extern void jackpot_compactTest_cpu_free(int thr_id); |
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extern void jackpot_compactTest_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *inpHashes, uint32_t *d_validNonceTable, |
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uint32_t *d_nonces1, uint32_t *nrm1, uint32_t *d_nonces2, uint32_t *nrm2, int order); |
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extern uint32_t cuda_check_hash_branch(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_inputHash, int order); |
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// Original jackpothash Funktion aus einem miner Quelltext |
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extern "C" unsigned int jackpothash(void *state, const void *input) |
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{ |
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uint32_t hash[16]; |
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unsigned int rnd; |
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sph_blake512_context ctx_blake; |
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sph_groestl512_context ctx_groestl; |
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sph_jh512_context ctx_jh; |
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sph_keccak512_context ctx_keccak; |
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sph_skein512_context ctx_skein; |
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sph_keccak512_init(&ctx_keccak); |
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sph_keccak512 (&ctx_keccak, input, 80); |
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sph_keccak512_close(&ctx_keccak, hash); |
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for (rnd = 0; rnd < 3; rnd++) |
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{ |
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if (hash[0] & 0x01) { |
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sph_groestl512_init(&ctx_groestl); |
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sph_groestl512 (&ctx_groestl, (&hash), 64); |
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sph_groestl512_close(&ctx_groestl, (&hash)); |
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} |
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else { |
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sph_skein512_init(&ctx_skein); |
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sph_skein512 (&ctx_skein, (&hash), 64); |
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sph_skein512_close(&ctx_skein, (&hash)); |
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} |
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if (hash[0] & 0x01) { |
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sph_blake512_init(&ctx_blake); |
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sph_blake512 (&ctx_blake, (&hash), 64); |
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sph_blake512_close(&ctx_blake, (&hash)); |
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} |
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else { |
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sph_jh512_init(&ctx_jh); |
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sph_jh512 (&ctx_jh, (&hash), 64); |
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sph_jh512_close(&ctx_jh, (&hash)); |
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} |
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} |
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memcpy(state, hash, 32); |
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return rnd; |
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} |
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static bool init[MAX_GPUS] = { 0 }; |
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extern "C" int scanhash_jackpot(int thr_id, struct work *work, uint32_t max_nonce, unsigned long *hashes_done) |
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{ |
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uint32_t _ALIGN(64) endiandata[22]; |
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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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uint32_t throughput = cuda_default_throughput(thr_id, 1U << 20); |
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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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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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cuda_get_arch(thr_id); |
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if (device_sm[dev_id] < 300 || cuda_arch[dev_id] < 300) { |
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gpulog(LOG_ERR, thr_id, "Sorry, This algo is not supported by this GPU arch (SM 3.0 required)"); |
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proper_exit(EXIT_CODE_CUDA_ERROR); |
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} |
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CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], (size_t) 64 * throughput)); |
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jackpot_keccak512_cpu_init(thr_id, throughput); |
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jackpot_compactTest_cpu_init(thr_id, throughput); |
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quark_blake512_cpu_init(thr_id, throughput); |
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quark_groestl512_cpu_init(thr_id, throughput); |
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quark_jh512_cpu_init(thr_id, throughput); |
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quark_skein512_cpu_init(thr_id, throughput); |
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cuda_check_cpu_init(thr_id, throughput); |
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cudaMalloc(&d_branch1Nonces[thr_id], (size_t) sizeof(uint32_t)*throughput*2); |
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cudaMalloc(&d_branch2Nonces[thr_id], (size_t) sizeof(uint32_t)*throughput*2); |
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cudaMalloc(&d_branch3Nonces[thr_id], (size_t) sizeof(uint32_t)*throughput*2); |
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CUDA_SAFE_CALL(cudaMalloc(&d_jackpotNonces[thr_id], (size_t) sizeof(uint32_t)*throughput*2)); |
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init[thr_id] = true; |
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} |
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for (int k=0; k < 22; k++) |
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be32enc(&endiandata[k], pdata[k]); |
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jackpot_keccak512_cpu_setBlock((void*)endiandata, 80); |
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cuda_check_cpu_setTarget(ptarget); |
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do { |
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int order = 0; |
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// erstes Keccak512 Hash mit CUDA |
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jackpot_keccak512_cpu_hash(thr_id, throughput, pdata[19], d_hash[thr_id], order++); |
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uint32_t nrm1, nrm2, nrm3; |
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// Runde 1 (ohne Gröstl) |
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jackpot_compactTest_cpu_hash_64(thr_id, throughput, pdata[19], d_hash[thr_id], NULL, |
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d_branch1Nonces[thr_id], &nrm1, |
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d_branch3Nonces[thr_id], &nrm3, |
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order++); |
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// verfolge den skein-pfad weiter |
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quark_skein512_cpu_hash_64(thr_id, nrm3, pdata[19], d_branch3Nonces[thr_id], d_hash[thr_id], order++); |
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// noch schnell Blake & JH |
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jackpot_compactTest_cpu_hash_64(thr_id, nrm3, pdata[19], d_hash[thr_id], d_branch3Nonces[thr_id], |
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d_branch1Nonces[thr_id], &nrm1, |
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d_branch2Nonces[thr_id], &nrm2, |
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order++); |
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if (nrm1+nrm2 == nrm3) { |
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quark_blake512_cpu_hash_64(thr_id, nrm1, pdata[19], d_branch1Nonces[thr_id], d_hash[thr_id], order++); |
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quark_jh512_cpu_hash_64(thr_id, nrm2, pdata[19], d_branch2Nonces[thr_id], d_hash[thr_id], order++); |
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} |
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// Runde 3 (komplett) |
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// jackpotNonces in branch1/2 aufsplitten gemäss if (hash[0] & 0x01) |
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jackpot_compactTest_cpu_hash_64(thr_id, nrm3, pdata[19], d_hash[thr_id], d_branch3Nonces[thr_id], |
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d_branch1Nonces[thr_id], &nrm1, |
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d_branch2Nonces[thr_id], &nrm2, |
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order++); |
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if (nrm1+nrm2 == nrm3) { |
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quark_groestl512_cpu_hash_64(thr_id, nrm1, pdata[19], d_branch1Nonces[thr_id], d_hash[thr_id], order++); |
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quark_skein512_cpu_hash_64(thr_id, nrm2, pdata[19], d_branch2Nonces[thr_id], d_hash[thr_id], order++); |
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} |
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// jackpotNonces in branch1/2 aufsplitten gemäss if (hash[0] & 0x01) |
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jackpot_compactTest_cpu_hash_64(thr_id, nrm3, pdata[19], d_hash[thr_id], d_branch3Nonces[thr_id], |
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d_branch1Nonces[thr_id], &nrm1, |
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d_branch2Nonces[thr_id], &nrm2, |
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order++); |
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if (nrm1+nrm2 == nrm3) { |
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quark_blake512_cpu_hash_64(thr_id, nrm1, pdata[19], d_branch1Nonces[thr_id], d_hash[thr_id], order++); |
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quark_jh512_cpu_hash_64(thr_id, nrm2, pdata[19], d_branch2Nonces[thr_id], d_hash[thr_id], order++); |
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} |
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// Runde 3 (komplett) |
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// jackpotNonces in branch1/2 aufsplitten gemäss if (hash[0] & 0x01) |
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jackpot_compactTest_cpu_hash_64(thr_id, nrm3, pdata[19], d_hash[thr_id], d_branch3Nonces[thr_id], |
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d_branch1Nonces[thr_id], &nrm1, |
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d_branch2Nonces[thr_id], &nrm2, |
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order++); |
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if (nrm1+nrm2 == nrm3) { |
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quark_groestl512_cpu_hash_64(thr_id, nrm1, pdata[19], d_branch1Nonces[thr_id], d_hash[thr_id], order++); |
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quark_skein512_cpu_hash_64(thr_id, nrm2, pdata[19], d_branch2Nonces[thr_id], d_hash[thr_id], order++); |
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} |
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// jackpotNonces in branch1/2 aufsplitten gemäss if (hash[0] & 0x01) |
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jackpot_compactTest_cpu_hash_64(thr_id, nrm3, pdata[19], d_hash[thr_id], d_branch3Nonces[thr_id], |
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d_branch1Nonces[thr_id], &nrm1, |
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d_branch2Nonces[thr_id], &nrm2, |
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order++); |
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if (nrm1+nrm2 == nrm3) { |
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quark_blake512_cpu_hash_64(thr_id, nrm1, pdata[19], d_branch1Nonces[thr_id], d_hash[thr_id], order++); |
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quark_jh512_cpu_hash_64(thr_id, nrm2, pdata[19], d_branch2Nonces[thr_id], d_hash[thr_id], order++); |
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} |
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*hashes_done = pdata[19] - first_nonce + throughput; |
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CUDA_LOG_ERROR(); |
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uint32_t foundNonce = cuda_check_hash_branch(thr_id, nrm3, pdata[19], d_branch3Nonces[thr_id], d_hash[thr_id], order++); |
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if (foundNonce != UINT32_MAX) |
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{ |
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uint32_t vhash64[8]; |
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be32enc(&endiandata[19], foundNonce); |
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// jackpothash function gibt die Zahl der Runden zurück |
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jackpothash(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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work_set_target_ratio(work, vhash64); |
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#if 0 |
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uint32_t secNonce = cuda_check_hash_suppl(thr_id, throughput, pdata[19], d_hash[thr_id], 1); |
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if (secNonce != 0) { |
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be32enc(&endiandata[19], secNonce); |
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nist5hash(vhash64, endiandata); |
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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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#endif |
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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 + 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); |
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*hashes_done = pdata[19] - first_nonce; |
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CUDA_LOG_ERROR(); |
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return 0; |
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} |
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// cleanup |
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extern "C" void free_jackpot(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_branch1Nonces[thr_id]); |
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cudaFree(d_branch2Nonces[thr_id]); |
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cudaFree(d_branch3Nonces[thr_id]); |
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cudaFree(d_jackpotNonces[thr_id]); |
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quark_blake512_cpu_free(thr_id); |
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quark_groestl512_cpu_free(thr_id); |
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jackpot_compactTest_cpu_free(thr_id); |
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cudaFree(d_hash[thr_id]); |
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cuda_check_cpu_free(thr_id); |
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CUDA_LOG_ERROR(); |
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cudaDeviceSynchronize(); |
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init[thr_id] = false; |
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}
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