forked from tpruvot/ccminer
-
Notifications
You must be signed in to change notification settings - Fork 56
/
cuda_nist5.cu
168 lines (136 loc) · 5.62 KB
/
cuda_nist5.cu
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
extern "C"
{
#include "sph/sph_blake.h"
#include "sph/sph_groestl.h"
#include "sph/sph_skein.h"
#include "sph/sph_jh.h"
#include "sph/sph_keccak.h"
}
#include "miner.h"
#include "cuda_helper.h"
static uint32_t *d_hash[MAX_GPUS];
extern void quark_blake512_cpu_init(int thr_id);
extern void quark_blake512_cpu_setBlock_80(uint64_t *pdata);
extern void quark_blake512_cpu_setBlock_80_multi(uint32_t thr_id, uint64_t *pdata);
extern void quark_blake512_cpu_hash_80(uint32_t threads, uint32_t startNounce, uint32_t *d_hash);
extern void quark_groestl512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
extern void quark_skein512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
//extern void quark_jh512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
//extern void quark_keccak512_cpu_init(int thr_id, uint32_t threads);
//extern void quark_keccak512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
extern void cuda_jh512Keccak512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_hash);
extern void quark_skein512_cpu_init(int thr_id);
extern void quark_skein512_cpu_hash_64(uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash);
//extern void quark_skein512_cpu_hash_64_final(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, uint32_t *h_found, uint32_t target);
// Original nist5hash Funktion aus einem miner Quelltext
extern "C" void nist5hash(void *state, const void *input)
{
sph_blake512_context ctx_blake;
sph_groestl512_context ctx_groestl;
sph_jh512_context ctx_jh;
sph_keccak512_context ctx_keccak;
sph_skein512_context ctx_skein;
uint8_t hash[64];
sph_blake512_init(&ctx_blake);
sph_blake512 (&ctx_blake, input, 80);
sph_blake512_close(&ctx_blake, (void*) hash);
sph_groestl512_init(&ctx_groestl);
sph_groestl512 (&ctx_groestl, (const void*) hash, 64);
sph_groestl512_close(&ctx_groestl, (void*) hash);
sph_jh512_init(&ctx_jh);
sph_jh512 (&ctx_jh, (const void*) hash, 64);
sph_jh512_close(&ctx_jh, (void*) hash);
sph_keccak512_init(&ctx_keccak);
sph_keccak512 (&ctx_keccak, (const void*) hash, 64);
sph_keccak512_close(&ctx_keccak, (void*) hash);
sph_skein512_init(&ctx_skein);
sph_skein512 (&ctx_skein, (const void*) hash, 64);
sph_skein512_close(&ctx_skein, (void*) hash);
memcpy(state, hash, 32);
}
static bool init[MAX_GPUS] = { 0 };
//static uint32_t *h_found[MAX_GPUS];
extern "C" int scanhash_nist5(int thr_id, uint32_t *pdata,
const uint32_t *ptarget, uint32_t max_nonce,
unsigned long *hashes_done)
{
const uint32_t first_nonce = pdata[19];
uint32_t throughput = device_intensity(device_map[thr_id], __func__, 1 << 24); // 256*256*16
throughput = min(throughput, (max_nonce - first_nonce));
if (opt_benchmark)
((uint32_t*)ptarget)[7] = 0xf;
if (!init[thr_id])
{
cudaSetDevice(device_map[thr_id]);
if (!opt_cpumining) cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync);
if (opt_n_gputhreads == 1)
{
cudaDeviceSetCacheConfig(cudaFuncCachePreferL1);
}
// Konstanten kopieren, Speicher belegen
quark_skein512_cpu_init(thr_id);
CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], 16 * sizeof(uint32_t) * throughput));
// CUDA_CALL_OR_RET_X(cudaMallocHost(&(h_found[thr_id]), 2 * sizeof(uint32_t)), 0);
quark_blake512_cpu_init(thr_id);
cuda_check_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
uint32_t endiandata[20];
for (int k=0; k < 20; k++)
be32enc(&endiandata[k], ((uint32_t*)pdata)[k]);
if (opt_n_gputhreads > 1)
{
quark_blake512_cpu_setBlock_80_multi(thr_id, (uint64_t *)endiandata);
}
else
{
quark_blake512_cpu_setBlock_80((uint64_t *)endiandata);
}
cuda_check_cpu_setTarget(ptarget);
do {
quark_blake512_cpu_hash_80(throughput, pdata[19], d_hash[thr_id]);
quark_groestl512_cpu_hash_64(throughput, pdata[19], NULL, d_hash[thr_id]);
// quark_jh512_cpu_hash_64(throughput, pdata[19], NULL, d_hash[thr_id]);
// quark_keccak512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id]);
cuda_jh512Keccak512_cpu_hash_64(throughput, pdata[19], d_hash[thr_id]);
// quark_skein512_cpu_hash_64_final(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], h_found[thr_id], ptarget[7]);
quark_skein512_cpu_hash_64(throughput, pdata[19], NULL,d_hash[thr_id]);
uint32_t foundNonce = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[thr_id]);
if (foundNonce != 0xffffffff)
{
const uint32_t Htarg = ptarget[7];
uint32_t vhash64[8];
be32enc(&endiandata[19], foundNonce);
nist5hash(vhash64, endiandata);
if (vhash64[7] <= Htarg && fulltest(vhash64, ptarget))
{
int res = 1;
// check if there was some other ones...
*hashes_done = pdata[19] - first_nonce + throughput;
/*
if (h_found[thr_id][1] != 0xffffffff)
{
pdata[21] = h_found[thr_id][1];
res++;
if (opt_benchmark)
applog(LOG_INFO, "GPU #%d Found second nounce %08x", thr_id, h_found[thr_id][1]);
}
*/
pdata[19] = foundNonce;
if (opt_benchmark)
applog(LOG_INFO, "GPU #%d Found nounce %08x", thr_id, foundNonce);
return res;
}
else
{
if (vhash64[7] != Htarg)
{
applog(LOG_INFO, "GPU #%d: result for %08x does not validate on CPU!", thr_id, foundNonce);
}
}
}
pdata[19] += throughput;
} while (!scan_abort_flag && !work_restart[thr_id].restart && ((uint64_t)max_nonce > ((uint64_t)(pdata[19]) + (uint64_t)throughput)));
*hashes_done = pdata[19] - first_nonce;
return 0;
}