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-rw-r--r--apps/test_multithread.c94
1 files changed, 94 insertions, 0 deletions
diff --git a/apps/test_multithread.c b/apps/test_multithread.c
new file mode 100644
index 0000000..cad4cd9
--- /dev/null
+++ b/apps/test_multithread.c
@@ -0,0 +1,94 @@
+#include <stdio.h>
+#include <pthread.h>
+#include "pcilib.h"
+#include <stdlib.h>
+
+const char* prop = "/registers/fpga/reg1";
+char* reg;
+int stop = 0;
+
+void *get_prop(void *arg)
+{
+ pcilib_t *ctx = (pcilib_t*)arg;
+
+ while(!stop)
+ {
+ int err;
+ pcilib_value_t val = {0};
+ err = pcilib_get_property(ctx, prop, &val);
+ if(err)
+ {
+ printf("err pcilib_read_register\n");
+ return NULL;
+ }
+ long value = pcilib_get_value_as_int(ctx, &val, &err);
+ pcilib_clean_value(ctx, &val);
+ if(err)
+ {
+ printf("err pcilib_get_value_as_int\n");
+ return NULL;
+ }
+ printf("reg = %i\n", value);
+ }
+ return NULL;
+}
+
+void *read_reg(void *arg)
+{
+ pcilib_t *ctx = (pcilib_t*)arg;
+
+ while(!stop)
+ {
+ int err;
+ pcilib_register_value_t reg_val = {0};
+ pcilib_value_t val = {0};
+
+ err = pcilib_read_register(ctx, NULL, reg, &reg_val);
+
+ if(err)
+ {
+ printf("err pcilib_read_register\n");
+ return NULL;
+ }
+ err = pcilib_set_value_from_register_value(ctx, &val, reg_val);
+ if(err)
+ {
+ printf("err pcilib_set_value_from_register_value\n");
+ return NULL;
+ }
+ long value = pcilib_get_value_as_int(ctx, &val, &err);
+ pcilib_clean_value(ctx, &val);
+ if(err)
+ {
+ printf("err pcilib_get_value_as_int\n");
+ return NULL;
+ }
+ printf("reg = %i\n", value);
+ }
+ return NULL;
+}
+
+int main(int argc, char *argv[])
+{
+ if (argc < 5) {
+ printf("Usage:\n\t\t%s <device> <model> <register> <num_threads>\n", argv[0]);
+ exit(0);
+ }
+
+ reg = argv[3];
+ int threads = atoi( argv[4] );
+
+ pcilib_t *ctx = pcilib_open(argv[1], argv[2]);
+ int err;
+ pcilib_value_t val = {0};
+
+ for(int i = 0; i < threads; i++)
+ {
+ pthread_t pth;
+ pthread_create(&pth, NULL, read_reg, ctx);
+ }
+
+ getchar();
+ stop = 1;
+ return 0;
+}