Browse Source

Add MaxCoin support

djm34
Jan Berdajs 11 years ago
parent
commit
9d9f5b7586
  1. 1
      Makefile.am
  2. 39
      algorithm.c
  3. 5
      algorithm.h
  4. 17
      driver-opencl.c
  5. 4
      findnonce.c
  6. 2
      findnonce.h
  7. 131
      kernel/maxcoin.cl
  8. 321
      maxcoin.c
  9. 9
      maxcoin.h
  10. 9
      sgminer.c

1
Makefile.am

@ -55,6 +55,7 @@ sgminer_SOURCES += groestlcoin.c groestlcoin.h
sgminer_SOURCES += sifcoin.c sifcoin.h sgminer_SOURCES += sifcoin.c sifcoin.h
sgminer_SOURCES += twecoin.c twecoin.h sgminer_SOURCES += twecoin.c twecoin.h
sgminer_SOURCES += marucoin.c marucoin.h sgminer_SOURCES += marucoin.c marucoin.h
sgminer_SOURCES += maxcoin.c maxcoin.h
sgminer_SOURCES += kernel/*.cl sgminer_SOURCES += kernel/*.cl
bin_SCRIPTS = $(top_srcdir)/kernel/*.cl bin_SCRIPTS = $(top_srcdir)/kernel/*.cl

39
algorithm.c

@ -23,6 +23,7 @@
#include "groestlcoin.h" #include "groestlcoin.h"
#include "twecoin.h" #include "twecoin.h"
#include "marucoin.h" #include "marucoin.h"
#include "maxcoin.h"
#include <inttypes.h> #include <inttypes.h>
#include <string.h> #include <string.h>
@ -79,12 +80,32 @@ static cl_int queue_sph_kernel(struct __clState *clState, struct _dev_blk_ctx *b
return status; return status;
} }
static cl_int queue_maxcoin_kernel(struct __clState *clState, struct _dev_blk_ctx *blk, __maybe_unused cl_uint threads)
{
cl_kernel *kernel = &clState->kernel;
unsigned int num = 0;
cl_int status = 0;
flip80(clState->cldata, blk->work->data);
status = clEnqueueWriteBuffer(clState->commandQueue, clState->CLbuffer0, true, 0, 80, clState->cldata, 0, NULL,NULL);
CL_SET_ARG(clState->CLbuffer0);
CL_SET_ARG(clState->outputBuffer);
return status;
}
typedef struct _algorithm_settings_t { typedef struct _algorithm_settings_t {
const char *name; /* Human-readable identifier */ const char *name; /* Human-readable identifier */
double diff_multiplier1; double diff_multiplier1;
double diff_multiplier2; double diff_multiplier2;
double share_diff_multiplier;
uint32_t xintensity_shift;
uint32_t intensity_shift;
uint32_t found_idx;
unsigned long long diff_nonce; unsigned long long diff_nonce;
unsigned long long diff_numerator; unsigned long long diff_numerator;
uint32_t diff1targ;
void (*regenhash)(struct work *); void (*regenhash)(struct work *);
cl_int (*queue_kernel)(struct __clState *, struct _dev_blk_ctx *, cl_uint); cl_int (*queue_kernel)(struct __clState *, struct _dev_blk_ctx *, cl_uint);
void (*gen_hash)(const unsigned char *, unsigned int, unsigned char *); void (*gen_hash)(const unsigned char *, unsigned int, unsigned char *);
@ -93,7 +114,7 @@ typedef struct _algorithm_settings_t {
static algorithm_settings_t algos[] = { static algorithm_settings_t algos[] = {
// kernels starting from this will have difficulty calculated by using litecoin algorithm // kernels starting from this will have difficulty calculated by using litecoin algorithm
#define A_SCRYPT(a) \ #define A_SCRYPT(a) \
{ a, 1, 65536, 0x0000ffff00000000ULL, 0xFFFFFFFFULL, scrypt_regenhash, queue_scrypt_kernel, gen_hash} { a, 1, 65536, 65536, 0, 0, 0xFF, 0x0000ffff00000000ULL, 0xFFFFFFFFULL, 0x0000ffffUL, scrypt_regenhash, queue_scrypt_kernel, gen_hash}
A_SCRYPT( "ckolivas" ), A_SCRYPT( "ckolivas" ),
A_SCRYPT( "alexkarnew" ), A_SCRYPT( "alexkarnew" ),
A_SCRYPT( "alexkarnold" ), A_SCRYPT( "alexkarnold" ),
@ -104,7 +125,7 @@ static algorithm_settings_t algos[] = {
// kernels starting from this will have difficulty calculated by using quarkcoin algorithm // kernels starting from this will have difficulty calculated by using quarkcoin algorithm
#define A_QUARK(a, b) \ #define A_QUARK(a, b) \
{ a, 256, 256, 0x000000ffff000000ULL, 0xFFFFFFULL, b, queue_sph_kernel, gen_hash} { a, 256, 256, 256, 0, 0, 0xFF, 0x000000ffff000000ULL, 0xFFFFFFULL, 0x0000ffffUL, b, queue_sph_kernel, gen_hash}
A_QUARK( "quarkcoin", quarkcoin_regenhash), A_QUARK( "quarkcoin", quarkcoin_regenhash),
A_QUARK( "qubitcoin", qubitcoin_regenhash), A_QUARK( "qubitcoin", qubitcoin_regenhash),
A_QUARK( "animecoin", animecoin_regenhash), A_QUARK( "animecoin", animecoin_regenhash),
@ -113,24 +134,25 @@ static algorithm_settings_t algos[] = {
// kernels starting from this will have difficulty calculated by using bitcoin algorithm // kernels starting from this will have difficulty calculated by using bitcoin algorithm
#define A_DARK(a, b) \ #define A_DARK(a, b) \
{ a, 1, 1, 0x00000000ffff0000ULL, 0xFFFFULL, b, queue_sph_kernel, gen_hash} { a, 1, 1, 1, 0, 0, 0xFF, 0x00000000ffff0000ULL, 0xFFFFULL, 0x0000ffffUL, b, queue_sph_kernel, gen_hash}
A_DARK( "darkcoin", darkcoin_regenhash), A_DARK( "darkcoin", darkcoin_regenhash),
A_DARK( "inkcoin", inkcoin_regenhash), A_DARK( "inkcoin", inkcoin_regenhash),
A_DARK( "myriadcoin-groestl", myriadcoin_groestl_regenhash), A_DARK( "myriadcoin-groestl", myriadcoin_groestl_regenhash),
A_DARK( "marucoin", marucoin_regenhash), A_DARK( "marucoin", marucoin_regenhash),
#undef A_DARK #undef A_DARK
{ "twecoin", 1, 1, 0x00000000ffff0000ULL, 0xFFFFULL, twecoin_regenhash, queue_sph_kernel, sha256}, { "twecoin", 1, 1, 1, 0, 0, 0xFF, 0x00000000ffff0000ULL, 0xFFFFULL, 0x0000ffffUL, twecoin_regenhash, queue_sph_kernel, sha256},
{ "maxcoin", 1, 256, 1, 4, 15, 0x0F, 0x00000000ffff0000ULL, 0xFFFFULL, 0x000000ffUL, maxcoin_regenhash, queue_maxcoin_kernel, sha256},
// kernels starting from this will have difficulty calculated by using fuguecoin algorithm // kernels starting from this will have difficulty calculated by using fuguecoin algorithm
#define A_FUGUE(a, b) \ #define A_FUGUE(a, b) \
{ a, 1, 256, 0x00000000ffff0000ULL, 0xFFFFULL, b, queue_sph_kernel, sha256} { a, 1, 256, 256, 0, 0, 0xFF, 0x00000000ffff0000ULL, 0xFFFFULL, 0x0000ffffUL, b, queue_sph_kernel, sha256}
A_FUGUE( "fuguecoin", fuguecoin_regenhash), A_FUGUE( "fuguecoin", fuguecoin_regenhash),
A_FUGUE( "groestlcoin", groestlcoin_regenhash), A_FUGUE( "groestlcoin", groestlcoin_regenhash),
#undef A_FUGUE #undef A_FUGUE
// Terminator (do not remove) // Terminator (do not remove)
{ NULL, 0, 0, 0, 0, NULL, NULL, NULL} { NULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL}
}; };
void copy_algorithm_settings(algorithm_t* dest, const char* algo) { void copy_algorithm_settings(algorithm_t* dest, const char* algo) {
@ -143,8 +165,13 @@ void copy_algorithm_settings(algorithm_t* dest, const char* algo) {
dest->diff_multiplier1 = src->diff_multiplier1; dest->diff_multiplier1 = src->diff_multiplier1;
dest->diff_multiplier2 = src->diff_multiplier2; dest->diff_multiplier2 = src->diff_multiplier2;
dest->share_diff_multiplier = src->share_diff_multiplier;
dest->xintensity_shift = src->xintensity_shift;
dest->intensity_shift = src->intensity_shift;
dest->found_idx = src->found_idx;
dest->diff_nonce = src->diff_nonce; dest->diff_nonce = src->diff_nonce;
dest->diff_numerator = src->diff_numerator; dest->diff_numerator = src->diff_numerator;
dest->diff1targ = src->diff1targ;
dest->regenhash = src->regenhash; dest->regenhash = src->regenhash;
dest->queue_kernel = src->queue_kernel; dest->queue_kernel = src->queue_kernel;
dest->gen_hash = src->gen_hash; dest->gen_hash = src->gen_hash;

5
algorithm.h

@ -25,8 +25,13 @@ typedef struct _algorithm_t {
uint8_t nfactor; /* Factor of N above (n = 2^nfactor) */ uint8_t nfactor; /* Factor of N above (n = 2^nfactor) */
double diff_multiplier1; double diff_multiplier1;
double diff_multiplier2; double diff_multiplier2;
double share_diff_multiplier;
uint32_t xintensity_shift;
uint32_t intensity_shift;
uint32_t found_idx;
unsigned long long diff_nonce; unsigned long long diff_nonce;
unsigned long long diff_numerator; unsigned long long diff_numerator;
uint32_t diff1targ;
void (*regenhash)(struct work *); void (*regenhash)(struct work *);
cl_int (*queue_kernel)(struct __clState *, struct _dev_blk_ctx *, cl_uint); cl_int (*queue_kernel)(struct __clState *, struct _dev_blk_ctx *, cl_uint);
void (*gen_hash)(const unsigned char *, unsigned int, unsigned char *); void (*gen_hash)(const unsigned char *, unsigned int, unsigned char *);

17
driver-opencl.c

@ -964,16 +964,20 @@ void manage_gpu(void)
static _clState *clStates[MAX_GPUDEVICES]; static _clState *clStates[MAX_GPUDEVICES];
static void set_threads_hashes(unsigned int vectors, unsigned int compute_shaders, int64_t *hashes, size_t *globalThreads, static void set_threads_hashes(unsigned int vectors, unsigned int compute_shaders, int64_t *hashes, size_t *globalThreads,
unsigned int minthreads, __maybe_unused int *intensity, __maybe_unused int *xintensity, __maybe_unused int *rawintensity) unsigned int minthreads, __maybe_unused int *intensity, __maybe_unused int *xintensity,
__maybe_unused int *rawintensity, algorithm_t *algorithm)
{ {
unsigned int threads = 0; unsigned int threads = 0;
while (threads < minthreads) { while (threads < minthreads) {
if (*rawintensity > 0) { if (*rawintensity > 0) {
threads = *rawintensity; threads = *rawintensity;
} else if (*xintensity > 0) { } else if (*xintensity > 0) {
threads = compute_shaders * *xintensity; if (algorithm->xintensity_shift)
threads = compute_shaders * (1 << (algorithm->xintensity_shift + *xintensity));
else
threads = compute_shaders * *xintensity;
} else { } else {
threads = 1 << *intensity; threads = 1 << (algorithm->intensity_shift + *intensity);
} }
if (threads < minthreads) { if (threads < minthreads) {
if (likely(*intensity < MAX_INTENSITY)) if (likely(*intensity < MAX_INTENSITY))
@ -1285,7 +1289,6 @@ static bool opencl_thread_init(struct thr_info *thr)
return true; return true;
} }
static bool opencl_prepare_work(struct thr_info __maybe_unused *thr, struct work *work) static bool opencl_prepare_work(struct thr_info __maybe_unused *thr, struct work *work)
{ {
work->blk.work = work; work->blk.work = work;
@ -1308,7 +1311,7 @@ static int64_t opencl_scanhash(struct thr_info *thr, struct work *work,
size_t globalThreads[1]; size_t globalThreads[1];
size_t localThreads[1] = { clState->wsize }; size_t localThreads[1] = { clState->wsize };
int64_t hashes; int64_t hashes;
int found = FOUND; int found = gpu->algorithm.found_idx;
int buffersize = BUFFERSIZE; int buffersize = BUFFERSIZE;
/* Windows' timer resolution is only 15ms so oversample 5x */ /* Windows' timer resolution is only 15ms so oversample 5x */
@ -1330,7 +1333,7 @@ static int64_t opencl_scanhash(struct thr_info *thr, struct work *work,
} }
set_threads_hashes(clState->vwidth, clState->compute_shaders, &hashes, globalThreads, localThreads[0], set_threads_hashes(clState->vwidth, clState->compute_shaders, &hashes, globalThreads, localThreads[0],
&gpu->intensity, &gpu->xintensity, &gpu->rawintensity); &gpu->intensity, &gpu->xintensity, &gpu->rawintensity, &gpu->algorithm);
if (hashes > gpu->max_hashes) if (hashes > gpu->max_hashes)
gpu->max_hashes = hashes; gpu->max_hashes = hashes;
@ -1369,7 +1372,7 @@ static int64_t opencl_scanhash(struct thr_info *thr, struct work *work,
/* This finish flushes the readbuffer set with CL_FALSE in clEnqueueReadBuffer */ /* This finish flushes the readbuffer set with CL_FALSE in clEnqueueReadBuffer */
clFinish(clState->commandQueue); clFinish(clState->commandQueue);
/* FOUND entry is used as a counter to say how many nonces exist */ /* found entry is used as a counter to say how many nonces exist */
if (thrdata->res[found]) { if (thrdata->res[found]) {
/* Clear the buffer again */ /* Clear the buffer again */
status = clEnqueueWriteBuffer(clState->commandQueue, clState->outputBuffer, CL_FALSE, 0, status = clEnqueueWriteBuffer(clState->commandQueue, clState->outputBuffer, CL_FALSE, 0,

4
findnonce.c

@ -183,7 +183,7 @@ static void *postcalc_hash(void *userdata)
struct thr_info *thr = pcd->thr; struct thr_info *thr = pcd->thr;
unsigned int entry = 0; unsigned int entry = 0;
int found = FOUND; int found = thr->cgpu->algorithm.found_idx;
pthread_detach(pthread_self()); pthread_detach(pthread_self());
@ -199,6 +199,8 @@ static void *postcalc_hash(void *userdata)
for (entry = 0; entry < pcd->res[found]; entry++) { for (entry = 0; entry < pcd->res[found]; entry++) {
uint32_t nonce = pcd->res[entry]; uint32_t nonce = pcd->res[entry];
if (found == 0x0F)
nonce = swab32(nonce);
applog(LOG_DEBUG, "OCL NONCE %u found in slot %d", nonce, entry); applog(LOG_DEBUG, "OCL NONCE %u found in slot %d", nonce, entry);
submit_nonce(thr, pcd->work, nonce); submit_nonce(thr, pcd->work, nonce);

2
findnonce.h

@ -5,10 +5,8 @@
#include "config.h" #include "config.h"
#define MAXTHREADS (0xFFFFFFFEULL) #define MAXTHREADS (0xFFFFFFFEULL)
#define MAXBUFFERS (0x100) #define MAXBUFFERS (0x100)
#define BUFFERSIZE (sizeof(uint32_t) * MAXBUFFERS) #define BUFFERSIZE (sizeof(uint32_t) * MAXBUFFERS)
#define FOUND (0xFF)
extern void precalc_hash(dev_blk_ctx *blk, uint32_t *state, uint32_t *data); extern void precalc_hash(dev_blk_ctx *blk, uint32_t *state, uint32_t *data);
extern void postcalc_hash_async(struct thr_info *thr, struct work *work, uint32_t *res); extern void postcalc_hash_async(struct thr_info *thr, struct work *work, uint32_t *res);

131
kernel/maxcoin.cl

@ -0,0 +1,131 @@
#define ARGS_25(x) x ## 0, x ## 1, x ## 2, x ## 3, x ## 4, x ## 5, x ## 6, x ## 7, x ## 8, x ## 9, x ## 10, x ## 11, x ## 12, x ## 13, x ## 14, x ## 15, x ## 16, x ## 17, x ## 18, x ## 19, x ## 20, x ## 21, x ## 22, x ## 23, x ## 24
__constant uint2 keccak_round_constants[24] =
{
(uint2)(0x00000001,0x00000000), (uint2)(0x00008082,0x00000000),
(uint2)(0x0000808a,0x80000000), (uint2)(0x80008000,0x80000000),
(uint2)(0x0000808b,0x00000000), (uint2)(0x80000001,0x00000000),
(uint2)(0x80008081,0x80000000), (uint2)(0x00008009,0x80000000),
(uint2)(0x0000008a,0x00000000), (uint2)(0x00000088,0x00000000),
(uint2)(0x80008009,0x00000000), (uint2)(0x8000000a,0x00000000),
(uint2)(0x8000808b,0x00000000), (uint2)(0x0000008b,0x80000000),
(uint2)(0x00008089,0x80000000), (uint2)(0x00008003,0x80000000),
(uint2)(0x00008002,0x80000000), (uint2)(0x00000080,0x80000000),
(uint2)(0x0000800a,0x00000000), (uint2)(0x8000000a,0x80000000),
(uint2)(0x80008081,0x80000000), (uint2)(0x00008080,0x80000000),
(uint2)(0x80000001,0x00000000), (uint2)(0x80008008,0x80000000)
};
uint2 ROTL64_1(const uint2 x, const uint y)
{
return (uint2)((x.x<<y)^(x.y>>(32-y)),(x.y<<y)^(x.x>>(32-y)));
}
uint2 ROTL64_2(const uint2 x, const uint y)
{
return (uint2)((x.y<<y)^(x.x>>(32-y)),(x.x<<y)^(x.y>>(32-y)));
}
#define RND(i) \
m0 = *s0 ^ *s5 ^ *s10 ^ *s15 ^ *s20 ^ ROTL64_1(*s2 ^ *s7 ^ *s12 ^ *s17 ^ *s22, 1);\
m1 = *s1 ^ *s6 ^ *s11 ^ *s16 ^ *s21 ^ ROTL64_1(*s3 ^ *s8 ^ *s13 ^ *s18 ^ *s23, 1);\
m2 = *s2 ^ *s7 ^ *s12 ^ *s17 ^ *s22 ^ ROTL64_1(*s4 ^ *s9 ^ *s14 ^ *s19 ^ *s24, 1);\
m3 = *s3 ^ *s8 ^ *s13 ^ *s18 ^ *s23 ^ ROTL64_1(*s0 ^ *s5 ^ *s10 ^ *s15 ^ *s20, 1);\
m4 = *s4 ^ *s9 ^ *s14 ^ *s19 ^ *s24 ^ ROTL64_1(*s1 ^ *s6 ^ *s11 ^ *s16 ^ *s21, 1);\
\
m5 = *s1^m0;\
\
*s0 ^= m4;\
*s1 = ROTL64_2(*s6^m0, 12);\
*s6 = ROTL64_1(*s9^m3, 20);\
*s9 = ROTL64_2(*s22^m1, 29);\
*s22 = ROTL64_2(*s14^m3, 7);\
*s14 = ROTL64_1(*s20^m4, 18);\
*s20 = ROTL64_2(*s2^m1, 30);\
*s2 = ROTL64_2(*s12^m1, 11);\
*s12 = ROTL64_1(*s13^m2, 25);\
*s13 = ROTL64_1(*s19^m3, 8);\
*s19 = ROTL64_2(*s23^m2, 24);\
*s23 = ROTL64_2(*s15^m4, 9);\
*s15 = ROTL64_1(*s4^m3, 27);\
*s4 = ROTL64_1(*s24^m3, 14);\
*s24 = ROTL64_1(*s21^m0, 2);\
*s21 = ROTL64_2(*s8^m2, 23);\
*s8 = ROTL64_2(*s16^m0, 13);\
*s16 = ROTL64_2(*s5^m4, 4);\
*s5 = ROTL64_1(*s3^m2, 28);\
*s3 = ROTL64_1(*s18^m2, 21);\
*s18 = ROTL64_1(*s17^m1, 15);\
*s17 = ROTL64_1(*s11^m0, 10);\
*s11 = ROTL64_1(*s7^m1, 6);\
*s7 = ROTL64_1(*s10^m4, 3);\
*s10 = ROTL64_1( m5, 1);\
\
m5 = *s0; m6 = *s1; *s0 = bitselect(*s0^*s2,*s0,*s1); *s1 = bitselect(*s1^*s3,*s1,*s2); *s2 = bitselect(*s2^*s4,*s2,*s3); *s3 = bitselect(*s3^m5,*s3,*s4); *s4 = bitselect(*s4^m6,*s4,m5);\
m5 = *s5; m6 = *s6; *s5 = bitselect(*s5^*s7,*s5,*s6); *s6 = bitselect(*s6^*s8,*s6,*s7); *s7 = bitselect(*s7^*s9,*s7,*s8); *s8 = bitselect(*s8^m5,*s8,*s9); *s9 = bitselect(*s9^m6,*s9,m5);\
m5 = *s10; m6 = *s11; *s10 = bitselect(*s10^*s12,*s10,*s11); *s11 = bitselect(*s11^*s13,*s11,*s12); *s12 = bitselect(*s12^*s14,*s12,*s13); *s13 = bitselect(*s13^m5,*s13,*s14); *s14 = bitselect(*s14^m6,*s14,m5);\
m5 = *s15; m6 = *s16; *s15 = bitselect(*s15^*s17,*s15,*s16); *s16 = bitselect(*s16^*s18,*s16,*s17); *s17 = bitselect(*s17^*s19,*s17,*s18); *s18 = bitselect(*s18^m5,*s18,*s19); *s19 = bitselect(*s19^m6,*s19,m5);\
m5 = *s20; m6 = *s21; *s20 = bitselect(*s20^*s22,*s20,*s21); *s21 = bitselect(*s21^*s23,*s21,*s22); *s22 = bitselect(*s22^*s24,*s22,*s23); *s23 = bitselect(*s23^m5,*s23,*s24); *s24 = bitselect(*s24^m6,*s24,m5);\
\
*s0 ^= keccak_round_constants[i];
void keccak_block_noabsorb(ARGS_25(uint2* s))
{
uint2 m0,m1,m2,m3,m4,m5,m6;
RND(0);
for (int i = 1; i < 22; ++i)
{
RND(i);
++i;
RND(i);
++i;
RND(i);
}
RND(22);
RND(23);
}
__attribute__((reqd_work_group_size(WORKSIZE, 1, 1)))
__kernel void search(__global const uint2*restrict in, __global uint*restrict output)
{
uint2 ARGS_25(state);
state0 = in[0];
state1 = in[1];
state2 = in[2];
state3 = in[3];
state4 = in[4];
state5 = in[5];
state6 = in[6];
state7 = in[7];
state8 = in[8];
state9 = (uint2)(in[9].x,get_global_id(0));
state10 = (uint2)(1,0);
state11 = 0;
state12 = 0;
state13 = 0;
state14 = 0;
state15 = 0;
state16 = (uint2)(0,0x80000000U);
state17 = 0;
state18 = 0;
state19 = 0;
state20 = 0;
state21 = 0;
state22 = 0;
state23 = 0;
state24 = 0;
keccak_block_noabsorb(ARGS_25(&state));
#define FOUND (0x0F)
#define SETFOUND(Xnonce) output[output[FOUND]++] = Xnonce
if ((state3.y & 0xFFFFFFF0U) == 0)
{
SETFOUND(get_global_id(0));
}
}
/*-
* Scrypt-jane public domain, OpenCL implementation of scrypt(keccak,chacha,SCRYPTN,1,1) 2013 mtrlt
*/

321
maxcoin.c

@ -0,0 +1,321 @@
#include "config.h"
#include "miner.h"
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#define CL_SET_BLKARG(blkvar) status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->blkvar)
#define CL_SET_ARG(var) status |= clSetKernelArg(*kernel, num++, sizeof(var), (void *)&var)
struct uint256
{
unsigned char v[32];
};
typedef struct uint256 uint256;
typedef unsigned long long UINT64;
#define ROL(a, offset) ((a << offset) | (a >> (64-offset)))
static const UINT64 MaxcoinF_RoundConstants[24] =
{
0x0000000000000001ULL,
0x0000000000008082ULL,
0x800000000000808aULL,
0x8000000080008000ULL,
0x000000000000808bULL,
0x0000000080000001ULL,
0x8000000080008081ULL,
0x8000000000008009ULL,
0x000000000000008aULL,
0x0000000000000088ULL,
0x0000000080008009ULL,
0x000000008000000aULL,
0x000000008000808bULL,
0x800000000000008bULL,
0x8000000000008089ULL,
0x8000000000008003ULL,
0x8000000000008002ULL,
0x8000000000000080ULL,
0x000000000000800aULL,
0x800000008000000aULL,
0x8000000080008081ULL,
0x8000000000008080ULL,
0x0000000080000001ULL,
0x8000000080008008ULL
};
struct bin32
{
UINT64 v0;
UINT64 v1;
UINT64 v2;
UINT64 v3;
};
void maxcoin1(unsigned char *out, const unsigned char *inraw, unsigned inrawlen)
{
unsigned char temp[136];
unsigned round;
UINT64 Aba, Abe, Abi, Abo, Abu;
UINT64 Aga, Age, Agi, Ago, Agu;
UINT64 Aka, Ake, Aki, Ako, Aku;
UINT64 Ama, Ame, Ami, Amo, Amu;
UINT64 Asa, Ase, Asi, Aso, Asu;
UINT64 BCa, BCe, BCi, BCo, BCu;
UINT64 Da, De, Di, Do, Du;
UINT64 Eba, Ebe, Ebi, Ebo, Ebu;
UINT64 Ega, Ege, Egi, Ego, Egu;
UINT64 Eka, Eke, Eki, Eko, Eku;
UINT64 Ema, Eme, Emi, Emo, Emu;
UINT64 Esa, Ese, Esi, Eso, Esu;
memcpy(temp, inraw, inrawlen);
temp[inrawlen++] = 1;
memset( temp+inrawlen, 0, 136 - inrawlen);
temp[136-1] |= 0x80;
const UINT64 *in = (const UINT64 *)temp;
//copyFromState(A, state)
Aba = in[ 0];
Abe = in[ 1];
Abi = in[ 2];
Abo = in[ 3];
Abu = in[ 4];
Aga = in[ 5];
Age = in[ 6];
Agi = in[ 7];
Ago = in[ 8];
Agu = in[ 9];
Aka = in[10];
Ake = in[11];
Aki = in[12];
Ako = in[13];
Aku = in[14];
Ama = in[15];
Ame = in[16];
Ami = 0;
Amo = 0;
Amu = 0;
Asa = 0;
Ase = 0;
Asi = 0;
Aso = 0;
Asu = 0;
for( round = 0; round < 24; round += 2 )
{
// prepareTheta
BCa = Aba^Aga^Aka^Ama^Asa;
BCe = Abe^Age^Ake^Ame^Ase;
BCi = Abi^Agi^Aki^Ami^Asi;
BCo = Abo^Ago^Ako^Amo^Aso;
BCu = Abu^Agu^Aku^Amu^Asu;
//thetaRhoPiChiIotaPrepareTheta(round , A, E)
Da = BCu^ROL(BCe, 1);
De = BCa^ROL(BCi, 1);
Di = BCe^ROL(BCo, 1);
Do = BCi^ROL(BCu, 1);
Du = BCo^ROL(BCa, 1);
Aba ^= Da;
BCa = Aba;
Age ^= De;
BCe = ROL(Age, 44);
Aki ^= Di;
BCi = ROL(Aki, 43);
Amo ^= Do;
BCo = ROL(Amo, 21);
Asu ^= Du;
BCu = ROL(Asu, 14);
Eba = BCa ^((~BCe)& BCi );
Eba ^= MaxcoinF_RoundConstants[round];
Ebe = BCe ^((~BCi)& BCo );
Ebi = BCi ^((~BCo)& BCu );
Ebo = BCo ^((~BCu)& BCa );
Ebu = BCu ^((~BCa)& BCe );
Abo ^= Do;
BCa = ROL(Abo, 28);
Agu ^= Du;
BCe = ROL(Agu, 20);
Aka ^= Da;
BCi = ROL(Aka, 3);
Ame ^= De;
BCo = ROL(Ame, 45);
Asi ^= Di;
BCu = ROL(Asi, 61);
Ega = BCa ^((~BCe)& BCi );
Ege = BCe ^((~BCi)& BCo );
Egi = BCi ^((~BCo)& BCu );
Ego = BCo ^((~BCu)& BCa );
Egu = BCu ^((~BCa)& BCe );
Abe ^= De;
BCa = ROL(Abe, 1);
Agi ^= Di;
BCe = ROL(Agi, 6);
Ako ^= Do;
BCi = ROL(Ako, 25);
Amu ^= Du;
BCo = ROL(Amu, 8);
Asa ^= Da;
BCu = ROL(Asa, 18);
Eka = BCa ^((~BCe)& BCi );
Eke = BCe ^((~BCi)& BCo );
Eki = BCi ^((~BCo)& BCu );
Eko = BCo ^((~BCu)& BCa );
Eku = BCu ^((~BCa)& BCe );
Abu ^= Du;
BCa = ROL(Abu, 27);
Aga ^= Da;
BCe = ROL(Aga, 36);
Ake ^= De;
BCi = ROL(Ake, 10);
Ami ^= Di;
BCo = ROL(Ami, 15);
Aso ^= Do;
BCu = ROL(Aso, 56);
Ema = BCa ^((~BCe)& BCi );
Eme = BCe ^((~BCi)& BCo );
Emi = BCi ^((~BCo)& BCu );
Emo = BCo ^((~BCu)& BCa );
Emu = BCu ^((~BCa)& BCe );
Abi ^= Di;
BCa = ROL(Abi, 62);
Ago ^= Do;
BCe = ROL(Ago, 55);
Aku ^= Du;
BCi = ROL(Aku, 39);
Ama ^= Da;
BCo = ROL(Ama, 41);
Ase ^= De;
BCu = ROL(Ase, 2);
Esa = BCa ^((~BCe)& BCi );
Ese = BCe ^((~BCi)& BCo );
Esi = BCi ^((~BCo)& BCu );
Eso = BCo ^((~BCu)& BCa );
Esu = BCu ^((~BCa)& BCe );
// prepareTheta
BCa = Eba^Ega^Eka^Ema^Esa;
BCe = Ebe^Ege^Eke^Eme^Ese;
BCi = Ebi^Egi^Eki^Emi^Esi;
BCo = Ebo^Ego^Eko^Emo^Eso;
BCu = Ebu^Egu^Eku^Emu^Esu;
//thetaRhoPiChiIotaPrepareTheta(round+1, E, A)
Da = BCu^ROL(BCe, 1);
De = BCa^ROL(BCi, 1);
Di = BCe^ROL(BCo, 1);
Do = BCi^ROL(BCu, 1);
Du = BCo^ROL(BCa, 1);
Eba ^= Da;
BCa = Eba;
Ege ^= De;
BCe = ROL(Ege, 44);
Eki ^= Di;
BCi = ROL(Eki, 43);
Emo ^= Do;
BCo = ROL(Emo, 21);
Esu ^= Du;
BCu = ROL(Esu, 14);
Aba = BCa ^((~BCe)& BCi );
Aba ^= MaxcoinF_RoundConstants[round+1];
Abe = BCe ^((~BCi)& BCo );
Abi = BCi ^((~BCo)& BCu );
Abo = BCo ^((~BCu)& BCa );
Abu = BCu ^((~BCa)& BCe );
Ebo ^= Do;
BCa = ROL(Ebo, 28);
Egu ^= Du;
BCe = ROL(Egu, 20);
Eka ^= Da;
BCi = ROL(Eka, 3);
Eme ^= De;
BCo = ROL(Eme, 45);
Esi ^= Di;
BCu = ROL(Esi, 61);
Aga = BCa ^((~BCe)& BCi );
Age = BCe ^((~BCi)& BCo );
Agi = BCi ^((~BCo)& BCu );
Ago = BCo ^((~BCu)& BCa );
Agu = BCu ^((~BCa)& BCe );
Ebe ^= De;
BCa = ROL(Ebe, 1);
Egi ^= Di;
BCe = ROL(Egi, 6);
Eko ^= Do;
BCi = ROL(Eko, 25);
Emu ^= Du;
BCo = ROL(Emu, 8);
Esa ^= Da;
BCu = ROL(Esa, 18);
Aka = BCa ^((~BCe)& BCi );
Ake = BCe ^((~BCi)& BCo );
Aki = BCi ^((~BCo)& BCu );
Ako = BCo ^((~BCu)& BCa );
Aku = BCu ^((~BCa)& BCe );
Ebu ^= Du;
BCa = ROL(Ebu, 27);
Ega ^= Da;
BCe = ROL(Ega, 36);
Eke ^= De;
BCi = ROL(Eke, 10);
Emi ^= Di;
BCo = ROL(Emi, 15);
Eso ^= Do;
BCu = ROL(Eso, 56);
Ama = BCa ^((~BCe)& BCi );
Ame = BCe ^((~BCi)& BCo );
Ami = BCi ^((~BCo)& BCu );
Amo = BCo ^((~BCu)& BCa );
Amu = BCu ^((~BCa)& BCe );
Ebi ^= Di;
BCa = ROL(Ebi, 62);
Ego ^= Do;
BCe = ROL(Ego, 55);
Eku ^= Du;
BCi = ROL(Eku, 39);
Ema ^= Da;
BCo = ROL(Ema, 41);
Ese ^= De;
BCu = ROL(Ese, 2);
Asa = BCa ^((~BCe)& BCi );
Ase = BCe ^((~BCi)& BCo );
Asi = BCi ^((~BCo)& BCu );
Aso = BCo ^((~BCu)& BCa );
Asu = BCu ^((~BCa)& BCe );
}
{
UINT64 *out64 = (UINT64 *)out;
out64[ 0] = Aba;
out64[ 1] = Abe;
out64[ 2] = Abi;
out64[ 3] = Abo;
}
}
void maxcoin_regenhash(struct work *work)
{
uint256 result;
unsigned int data[20], datacopy[20]; // aligned for flip80
memcpy(datacopy, work->data, 80);
flip80(data, datacopy);
maxcoin1((unsigned char*)&result, (unsigned char*)data, 80);
memcpy(work->hash, &result, 32);
}

9
maxcoin.h

@ -0,0 +1,9 @@
#ifndef MAXCOIN_H
#define MAXCOIN_H
#include "miner.h"
// extern int maxcoin_test(unsigned char *pdata, const unsigned char *ptarget, uint32_t nonce);
extern void maxcoin_regenhash(struct work *work);
#endif /* MAXCOIN_H */

9
sgminer.c

@ -3719,7 +3719,7 @@ static double share_diff(const struct work *work)
double d64, s64; double d64, s64;
double ret; double ret;
d64 = work->pool->algorithm.diff_multiplier2 * truediffone; d64 = work->pool->algorithm.share_diff_multiplier * truediffone;
s64 = le256todouble(work->hash); s64 = le256todouble(work->hash);
if (unlikely(!s64)) if (unlikely(!s64))
s64 = 0; s64 = 0;
@ -5947,7 +5947,6 @@ void set_target(unsigned char *dest_target, double diff, double diff_multiplier2
diff = 1.0; diff = 1.0;
} }
// FIXME: is target set right?
d64 = diff_multiplier2 * truediffone; d64 = diff_multiplier2 * truediffone;
d64 /= diff; d64 /= diff;
@ -6223,7 +6222,7 @@ bool test_nonce(struct work *work, uint32_t nonce)
uint32_t diff1targ; uint32_t diff1targ;
rebuild_nonce(work, nonce); rebuild_nonce(work, nonce);
diff1targ = 0x0000ffffUL; diff1targ = work->pool->algorithm.diff1targ;
return (le32toh(*hash_32) <= diff1targ); return (le32toh(*hash_32) <= diff1targ);
} }
@ -6243,11 +6242,11 @@ bool test_nonce_diff(struct work *work, uint32_t nonce, double diff)
static void update_work_stats(struct thr_info *thr, struct work *work) static void update_work_stats(struct thr_info *thr, struct work *work)
{ {
double test_diff = current_diff; double test_diff = current_diff;
test_diff *= work->pool->algorithm.diff_multiplier2; test_diff *= work->pool->algorithm.share_diff_multiplier;
work->share_diff = share_diff(work); work->share_diff = share_diff(work);
test_diff *= work->pool->algorithm.diff_multiplier2; test_diff *= work->pool->algorithm.share_diff_multiplier;
if (unlikely(work->share_diff >= test_diff)) { if (unlikely(work->share_diff >= test_diff)) {
work->block = true; work->block = true;

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