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342 lines
10 KiB
342 lines
10 KiB
/* Ziftrcoin ZR5 CUDA Implementation, (c) tpruvot 2015 */ |
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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_jh.h" |
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#include "sph/sph_keccak.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 <stdio.h> |
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#include <memory.h> |
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#define ZR_BLAKE 0 |
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#define ZR_GROESTL 1 |
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#define ZR_JH512 2 |
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#define ZR_SKEIN 3 |
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#define POK_BOOL_MASK 0x00008000 |
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#define POK_DATA_MASK 0xFFFF0000 |
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static uint32_t* d_hash[MAX_GPUS]; |
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static uint16_t* d_pokh[MAX_GPUS]; |
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static uint16_t* h_poks[MAX_GPUS]; |
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static uint32_t* d_blake[MAX_GPUS]; |
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static uint32_t* d_groes[MAX_GPUS]; |
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static uint32_t* d_jh512[MAX_GPUS]; |
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static uint32_t* d_skein[MAX_GPUS]; |
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__constant__ uint8_t d_permut[24][4]; |
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static const uint8_t permut[24][4] = { |
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{0, 1, 2, 3}, |
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{0, 1, 3, 2}, |
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{0, 2, 1, 3}, |
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{0, 2, 3, 1}, |
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{0, 3, 1, 2}, |
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{0, 3, 2, 1}, |
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{1, 0, 2, 3}, |
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{1, 0, 3, 2}, |
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{1, 2, 0, 3}, |
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{1, 2, 3, 0}, |
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{1, 3, 0, 2}, |
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{1, 3, 2, 0}, |
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{2, 0, 1, 3}, |
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{2, 0, 3, 1}, |
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{2, 1, 0, 3}, |
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{2, 1, 3, 0}, |
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{2, 3, 0, 1}, |
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{2, 3, 1, 0}, |
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{3, 0, 1, 2}, |
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{3, 0, 2, 1}, |
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{3, 1, 0, 2}, |
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{3, 1, 2, 0}, |
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{3, 2, 0, 1}, |
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{3, 2, 1, 0} |
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}; |
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// CPU HASH |
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extern "C" void zr5hash(void *output, const void *input) |
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{ |
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sph_keccak512_context ctx_keccak; |
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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_skein512_context ctx_skein; |
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uchar _ALIGN(64) hash[64]; |
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uint32_t *phash = (uint32_t *) hash; |
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uint32_t norder; |
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sph_keccak512_init(&ctx_keccak); |
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sph_keccak512(&ctx_keccak, (const void*) input, 80); |
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sph_keccak512_close(&ctx_keccak, (void*) phash); |
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norder = phash[0] % ARRAY_SIZE(permut); /* % 24 */ |
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for(int i = 0; i < 4; i++) |
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{ |
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switch (permut[norder][i]) { |
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case ZR_BLAKE: |
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sph_blake512_init(&ctx_blake); |
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sph_blake512(&ctx_blake, (const void*) phash, 64); |
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sph_blake512_close(&ctx_blake, phash); |
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break; |
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case ZR_GROESTL: |
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sph_groestl512_init(&ctx_groestl); |
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sph_groestl512(&ctx_groestl, (const void*) phash, 64); |
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sph_groestl512_close(&ctx_groestl, phash); |
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break; |
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case ZR_JH512: |
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sph_jh512_init(&ctx_jh); |
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sph_jh512(&ctx_jh, (const void*) phash, 64); |
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sph_jh512_close(&ctx_jh, phash); |
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break; |
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case ZR_SKEIN: |
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sph_skein512_init(&ctx_skein); |
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sph_skein512(&ctx_skein, (const void*) phash, 64); |
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sph_skein512_close(&ctx_skein, phash); |
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break; |
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default: |
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break; |
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} |
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} |
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memcpy(output, phash, 32); |
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} |
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extern "C" void zr5hash_pok(void *output, uint32_t *pdata) |
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{ |
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const uint32_t version = pdata[0] & (~POK_DATA_MASK); |
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uint32_t _ALIGN(64) hash[8]; |
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pdata[0] = version; |
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zr5hash(hash, pdata); |
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// fill PoK |
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pdata[0] = version | (hash[0] & POK_DATA_MASK); |
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zr5hash(hash, pdata); |
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memcpy(output, hash, 32); |
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} |
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__global__ |
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void zr5_copy_round_data_gpu(uint32_t threads, uint32_t *d_hash, uint32_t* d_blake, uint32_t* d_groes, uint32_t* d_jh512, uint32_t* d_skein, int rnd) |
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{ |
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// copy 64 bytes hash in the right algo buffer |
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uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
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if (thread < threads) |
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{ |
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const uint64_t offset = thread * 64 / 4; |
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uint32_t *phash = &d_hash[offset]; |
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// algos hash order |
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uint32_t norder = phash[0] % ARRAY_SIZE(permut); |
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uint32_t algo = d_permut[norder][rnd]; |
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uint32_t* buffers[4] = { d_blake, d_groes, d_jh512, d_skein }; |
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if (rnd > 0) { |
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int algosrc = d_permut[norder][rnd - 1]; |
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phash = buffers[algosrc] + offset; |
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} |
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// uint4 = 4x4 uint32_t = 16 bytes |
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uint4 *psrc = (uint4*) phash; |
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uint4 *pdst = (uint4*) (buffers[algo] + offset); |
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pdst[0] = psrc[0]; |
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pdst[1] = psrc[1]; |
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pdst[2] = psrc[2]; |
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pdst[3] = psrc[3]; |
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} |
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} |
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__host__ |
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void zr5_move_data_to_hash(int thr_id, uint32_t threads, int rnd) |
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{ |
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const uint32_t threadsperblock = 128; |
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dim3 grid((threads + threadsperblock - 1) / threadsperblock); |
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dim3 block(threadsperblock); |
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zr5_copy_round_data_gpu <<<grid, block>>> (threads, d_hash[thr_id], d_blake[thr_id], d_groes[thr_id], d_jh512[thr_id], d_skein[thr_id], rnd); |
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} |
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__global__ |
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void zr5_final_round_data_gpu(uint32_t threads, uint32_t* d_blake, uint32_t* d_groes, uint32_t* d_jh512, uint32_t* d_skein, uint32_t *d_hash, uint16_t *d_pokh) |
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{ |
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// after the 4 algos rounds, copy back hash to d_hash |
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const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
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if (thread < threads) |
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{ |
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const uint64_t offset = thread * 16; // 64 / 4; |
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uint32_t *phash = &d_hash[offset]; |
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uint16_t norder = phash[0] % ARRAY_SIZE(permut); |
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uint16_t algosrc = d_permut[norder][3]; |
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uint32_t* buffers[4] = { d_blake, d_groes, d_jh512, d_skein }; |
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// copy only hash[0] + hash[6..7] |
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uint2 *psrc = (uint2*) (buffers[algosrc] + offset); |
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uint2 *pdst = (uint2*) phash; |
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pdst[0].x = psrc[0].x; |
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pdst[3] = psrc[3]; |
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//phash[7] = *(buffers[algosrc] + offset + 7); |
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} |
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} |
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__host__ |
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void zr5_final_round(int thr_id, uint32_t threads) |
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{ |
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const uint32_t threadsperblock = 128; |
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dim3 grid((threads + threadsperblock - 1) / threadsperblock); |
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dim3 block(threadsperblock); |
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zr5_final_round_data_gpu <<<grid, block>>> (threads, d_blake[thr_id], d_groes[thr_id], d_jh512[thr_id], d_skein[thr_id], d_hash[thr_id], d_pokh[thr_id]); |
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} |
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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 zr5_keccak512_cpu_hash(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_hash); |
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extern void zr5_keccak512_cpu_hash_pok(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t* pdata, uint32_t *d_hash, uint16_t *d_poks); |
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extern void quark_blake512_cpu_init(int thr_id, uint32_t threads); |
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extern void quark_blake512_cpu_hash_64(int thr_id, uint32_t 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, uint32_t threads); |
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extern void quark_groestl512_cpu_hash_64(int thr_id, uint32_t 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, uint32_t threads); |
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extern void quark_jh512_cpu_hash_64(int thr_id, uint32_t 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, uint32_t threads); |
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extern void quark_skein512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
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static bool init[MAX_GPUS] = { 0 }; |
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extern "C" int scanhash_zr5(int thr_id, uint32_t *pdata, const uint32_t *ptarget, |
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uint32_t max_nonce, unsigned long *hashes_done) |
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{ |
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uint32_t _ALIGN(64) tmpdata[20]; |
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const uint32_t version = pdata[0] & (~POK_DATA_MASK); |
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const uint32_t first_nonce = pdata[19]; |
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uint32_t throughput = device_intensity(thr_id, __func__, 1U << 18); |
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throughput = min(throughput, (1U << 20)-1024); |
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throughput = min(throughput, max_nonce - first_nonce); |
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if (opt_benchmark) |
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((uint32_t*)ptarget)[7] = 0x0000ff; |
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memcpy(tmpdata, pdata, 80); |
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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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// hash buffer = keccak hash 64 required |
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cudaMalloc(&d_hash[thr_id], 64 * throughput); |
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cudaMalloc(&d_pokh[thr_id], 2 * throughput); |
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cudaMemcpyToSymbol(d_permut, permut, 24*4, 0, cudaMemcpyHostToDevice); |
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cudaMallocHost(&h_poks[thr_id], 2 * throughput); |
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// data buffers for the 4 rounds |
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cudaMalloc(&d_blake[thr_id], 64 * throughput); |
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cudaMalloc(&d_groes[thr_id], 64 * throughput); |
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cudaMalloc(&d_jh512[thr_id], 64 * throughput); |
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cudaMalloc(&d_skein[thr_id], 64 * throughput); |
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jackpot_keccak512_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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CUDA_SAFE_CALL(cudaDeviceSynchronize()); |
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init[thr_id] = true; |
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} |
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tmpdata[0] = version; |
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jackpot_keccak512_cpu_setBlock((void*)tmpdata, 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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// Keccak512 Hash with CUDA |
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zr5_keccak512_cpu_hash(thr_id, throughput, pdata[19], d_hash[thr_id]); |
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for (int rnd=0; rnd<4; rnd++) { |
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zr5_move_data_to_hash(thr_id, throughput, rnd); |
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quark_blake512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_blake[thr_id], order++); |
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quark_groestl512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_groes[thr_id], order++); |
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quark_jh512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_jh512[thr_id], order++); |
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quark_skein512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_skein[thr_id], order++); |
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} |
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// This generates all pok prefixes |
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zr5_final_round(thr_id, throughput); |
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// Keccak512 pok |
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zr5_keccak512_cpu_hash_pok(thr_id, throughput, pdata[19], pdata, d_hash[thr_id], d_pokh[thr_id]); |
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for (int rnd=0; rnd<4; rnd++) { |
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zr5_move_data_to_hash(thr_id, throughput, rnd); |
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quark_blake512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_blake[thr_id], order++); |
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quark_groestl512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_groes[thr_id], order++); |
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quark_jh512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_jh512[thr_id], order++); |
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quark_skein512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_skein[thr_id], order++); |
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} |
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zr5_final_round(thr_id, throughput); |
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uint32_t foundNonce = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[thr_id]); |
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if (foundNonce != UINT32_MAX) |
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{ |
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uint32_t vhash64[8]; |
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uint32_t oldp0 = pdata[0]; |
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uint32_t oldp19 = pdata[19]; |
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uint32_t offset = foundNonce - pdata[19]; |
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uint32_t pok = 0; |
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*hashes_done = pdata[19] - first_nonce + throughput; |
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cudaMemcpy(h_poks[thr_id], d_pokh[thr_id], 2 * throughput, cudaMemcpyDeviceToHost); |
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pok = version | (0x10000UL * h_poks[thr_id][offset]); |
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pdata[0] = pok; pdata[19] = foundNonce; |
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zr5hash(vhash64, pdata); |
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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 = cuda_check_hash_suppl(thr_id, throughput, oldp19, d_hash[thr_id], 1); |
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if (secNonce != 0) { |
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offset = secNonce - oldp19; |
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pok = version | (0x10000UL * h_poks[thr_id][offset]); |
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memcpy(tmpdata, pdata, 80); |
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tmpdata[0] = pok; tmpdata[19] = secNonce; |
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zr5hash(vhash64, tmpdata); |
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if (vhash64[7] <= ptarget[7] && fulltest(vhash64, ptarget)) { |
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pdata[21] = secNonce; |
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pdata[22] = pok; |
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res++; |
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} |
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} |
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return res; |
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} else { |
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applog(LOG_WARNING, "GPU #%d: result for %08x does not validate on CPU!", thr_id, foundNonce); |
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pdata[19]++; |
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pdata[0] = oldp0; |
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} |
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} else |
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pdata[19] += throughput; |
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} while (pdata[19] < max_nonce && !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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