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Fix the setting of number of processors.

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Add scan intensity variable.
This commit is contained in:
ckolivas 2011-06-23 14:56:27 +10:00 committed by Con Kolivas
parent 407df0f4b1
commit c08be809f2
1 changed files with 20 additions and 11 deletions
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31
cpu-miner.c
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@ -128,8 +128,9 @@ static enum sha256_algos opt_algo = ALGO_SSE2_64;
static enum sha256_algos opt_algo = ALGO_C;
#endif
static int nDevs;
static int opt_n_threads;
static int opt_n_threads = 1;
static int num_processors;
static int scan_intensity = 5;
static char *rpc_url;
static char *rpc_userpass;
static char *rpc_user, *rpc_pass;
@ -181,6 +182,9 @@ static struct option_help options_help[] = {
{ "debug",
"(-D) Enable debug output (default: off)" },
{ "intensity",
"(-I) Intensity of scanning (0 - 15, default 4)" },
{ "ndevs",
"(-n) Display number of detected GPUs" },
@ -232,6 +236,7 @@ static struct option options[] = {
{ "config", 1, NULL, 'c' },
{ "debug", 0, NULL, 'D' },
{ "help", 0, NULL, 'h' },
{ "intensity", 1, NULL, 'I' },
{ "ndevs", 0, NULL, 'n' },
{ "no-longpoll", 0, NULL, 1003 },
{ "pass", 1, NULL, 'p' },
@ -816,7 +821,7 @@ static void *gpuminer_thread(void *userdata)
struct work *work = malloc(sizeof(struct work));
bool need_work = true;
unsigned int threads = 1 << 21;
unsigned int threads = 1 << (15 + scan_intensity);
unsigned int vectors = 4;
unsigned int hashes_done = threads * vectors;
@ -1001,15 +1006,6 @@ static void parse_arg (int key, char *arg)
{
int v, i;
#ifdef WIN32
if (!opt_n_threads)
opt_n_threads = 1;
#else
num_processors = sysconf(_SC_NPROCESSORS_ONLN);
if (!opt_n_threads)
opt_n_threads = num_processors;
#endif /* !WIN32 */
switch(key) {
case 'a':
for (i = 0; i < ARRAY_SIZE(algo_names); i++) {
@ -1036,6 +1032,12 @@ static void parse_arg (int key, char *arg)
case 'q':
opt_quiet = true;
break;
case 'I':
v = atoi(arg);
if (v < 0 || v > 16) /* sanity check */
show_usage();
scan_intensity = v;
break;
case 'D':
opt_debug = true;
break;
@ -1157,6 +1159,13 @@ int main (int argc, char *argv[])
int i;
char name[32];
#ifdef WIN32
opt_n_threads = 1;
#else
num_processors = sysconf(_SC_NPROCESSORS_ONLN);
opt_n_threads = num_processors;
#endif /* !WIN32 */
nDevs = clDevicesNum();
if (opt_ndevs) {
printf("%i\n", nDevs);