sim: signal writes working

diff --git a/vpi/main.c b/vpi/main.c
index 5774a7e60ab40dc40e061f3843520faad8adb0ed..44fc21cea9dc7be4c2b9f2a3a9c4c27591f256c4 100644 (file)
--- a/vpi/main.c
+++ b/vpi/main.c
@@ -17,14 +17,36 @@ static int h_go(void *user)
        return 1;
 }
 
+static s_vpi_time zero_delay = {
+       .type = vpiSimTime,
+       .high = 0,
+       .low = 0
+};
+
 static int h_write(char *name, int nchunks, const unsigned char *chunks, void *user)
 {
+       vpiHandle item;
+       s_vpi_vecval vector[64];
        int i;
+       s_vpi_value value;
        
-       printf("WRITE: %s / nchunks: %d / ", name, nchunks);
+       item = vpi_handle_by_name(name, NULL);
+       if(item == NULL) {
+               fprintf(stderr, "Attempted to write non-existing signal %s\n", name);
+               return 0;
+       }
+       
+       assert(nchunks <= 255);
+       for(i=0;i<64;i++) {
+               vector[i].aval = 0;
+               vector[i].bval = 0;
+       }
        for(i=0;i<nchunks;i++)
-               printf("%02hhx", chunks[i]);
-       printf("\n");
+               vector[i/4].aval |= chunks[i] << 8*(i % 4);
+       
+       value.format = vpiVectorVal;
+       value.value.vector = vector;
+       vpi_put_value(item, &value, &zero_delay, vpiInertialDelay);
        
        return 1;
 }