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241 lines
8.5 KiB
241 lines
8.5 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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static uint32_t *d_hash[8]; |
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extern void jackpot_keccak512_cpu_init(int thr_id, int 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, int threads, uint32_t startNounce, uint32_t *d_hash, int order); |
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extern void quark_blake512_cpu_init(int thr_id, int threads); |
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extern void quark_blake512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
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extern void quark_groestl512_cpu_init(int thr_id, int threads); |
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extern void quark_groestl512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
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extern void quark_jh512_cpu_init(int thr_id, int threads); |
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extern void quark_jh512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
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extern void quark_skein512_cpu_init(int thr_id, int threads); |
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extern void quark_skein512_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
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extern void jackpot_compactTest_cpu_init(int thr_id, int threads); |
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extern void jackpot_compactTest_cpu_hash_64(int thr_id, int threads, uint32_t startNounce, uint32_t *inpHashes, uint32_t *d_validNonceTable, |
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uint32_t *d_nonces1, size_t *nrm1, |
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uint32_t *d_nonces2, size_t *nrm2, |
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int order); |
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// Speicher zur Generierung der Noncevektoren für die bedingten Hashes |
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static uint32_t *d_jackpotNonces[8]; |
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static uint32_t *d_branch1Nonces[8]; |
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static uint32_t *d_branch2Nonces[8]; |
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static uint32_t *d_branch3Nonces[8]; |
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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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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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uint32_t hash[16]; |
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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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unsigned int round; |
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for (round = 0; round < 3; round++) { |
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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 round; |
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} |
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extern "C" int scanhash_jackpot(int thr_id, uint32_t *pdata, |
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const uint32_t *ptarget, uint32_t max_nonce, |
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unsigned long *hashes_done) |
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{ |
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const uint32_t first_nonce = pdata[19]; |
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if (opt_benchmark) |
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((uint32_t*)ptarget)[7] = 0x000f; |
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int throughput = opt_work_size ? opt_work_size : (1 << 20); // 256*4096 |
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throughput = min(throughput, (int)(max_nonce - first_nonce)); |
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static bool init[8] = {0,0,0,0,0,0,0,0}; |
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if (!init[thr_id]) |
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{ |
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cudaSetDevice(device_map[thr_id]); |
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CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], 16 * sizeof(uint32_t) * 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], sizeof(uint32_t)*throughput*2); |
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cudaMalloc(&d_branch2Nonces[thr_id], sizeof(uint32_t)*throughput*2); |
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cudaMalloc(&d_branch3Nonces[thr_id], sizeof(uint32_t)*throughput*2); |
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CUDA_SAFE_CALL(cudaMalloc(&d_jackpotNonces[thr_id], sizeof(uint32_t)*throughput*2)); |
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init[thr_id] = true; |
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} |
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uint32_t endiandata[22]; |
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for (int k=0; k < 22; k++) |
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be32enc(&endiandata[k], ((uint32_t*)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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size_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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// Scan nach Gewinner Hashes auf der GPU |
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uint32_t foundNonce = cuda_check_cpu_hash_64(thr_id, nrm3, pdata[19], d_branch3Nonces[thr_id], d_hash[thr_id], order++); |
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if (foundNonce != 0xffffffff) |
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{ |
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unsigned int rounds; |
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uint32_t vhash64[8]; |
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uint32_t Htarg = ptarget[7]; |
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be32enc(&endiandata[19], foundNonce); |
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// diese jackpothash Funktion gibt die Zahl der Runden zurück |
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rounds = jackpothash(vhash64, endiandata); |
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if ((vhash64[7]<=Htarg) && fulltest(vhash64, ptarget)) { |
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pdata[19] = foundNonce; |
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*hashes_done = foundNonce - first_nonce + 1; |
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//applog(LOG_INFO, "GPU #%d: result for nonce $%08X does validate on CPU (%d rounds)!", thr_id, foundNonce, rounds); |
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return 1; |
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} else { |
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applog(LOG_INFO, "GPU #%d: result for nonce $%08X does not validate on CPU (%d rounds)!", thr_id, foundNonce, rounds); |
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} |
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} |
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if ((uint64_t) pdata[19] + throughput > (uint64_t) 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 + 1; |
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return 0; |
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}
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