Merge Python scripting support from Vasiliy Chernov

2 files changed, 95 insertions, 0 deletions

diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
index 4524db4..45d627b 100644
--- a/apps/CMakeLists.txt
+++ b/apps/CMakeLists.txt
@@ -17,3 +17,6 @@ add_executable(compare_to_value compare_to_value.c)
 
 add_executable(heb_strip_bad_values heb_strip_bad_values.c)
 add_executable(check_counter check_counter.c)
+
+add_executable(test_multithread test_multithread.c)
+target_link_libraries (test_multithread pcilib ${CMAKE_THREAD_LIBS_INIT})
diff --git a/apps/test_multithread.c b/apps/test_multithread.c
new file mode 100644
index 0000000..4d0e8f2
--- /dev/null
+++ b/apps/test_multithread.c
@@ -0,0 +1,92 @@
+#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 = %li\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 = %li\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]);
+
+    for(int i = 0; i < threads; i++)
+    {
+        pthread_t pth;
+        pthread_create(&pth, NULL, read_reg, ctx);
+    }
+
+    getchar();
+    stop = 1;
+    return 0;
+}