Changeset 218 for soft/giet_vm/display

Timestamp:

Sep 19, 2012, 10:52:43 AM (12 years ago)

Author:

alain

Message:

Introducing support for Network controller

File:

• soft/giet_vm/display/main.c (modified) (4 diffs)

soft/giet_vm/display/main.c

@@ -2 +2 @@
 
 #define NBLOCS 32
-#define THRESHOLD 200
 
 __attribute__((constructor)) int main(void)
 {
-    unsigned char buf_in[128*128];
-    unsigned char buf_out[128*128];
+    unsigned char buf[128*128];
+    unsigned int  x;
+    unsigned int  base = 0;
 
-    unsigned int i;
-    unsigned int x;
-    unsigned int base = 0;
-
-    while (base < 5 * NBLOCS)
+    while (base < 10 * NBLOCS)
     {
         giet_tty_printf("\n *** image %d *** at date = %d \n",
                 base / NBLOCS, giet_proctime());
 
-        /* Phase 1 : lecture image sur le disque et transfert vers buf_in */
-        x = giet_ioc_read(base, buf_in, NBLOCS);
+        /* Phase 1 : lecture image sur le disque et transfert vers buf */
+        x = giet_ioc_read(base, buf, NBLOCS);
         if ( x )
         {
@@ -31 +27 @@
             giet_exit();
         }
-        giet_tty_printf("io_read  completed at date = %d \n", giet_proctime());
+        giet_tty_printf("ioc_read  completed at date = %d \n", giet_proctime());
 
-        /* Phase 2 : transfert de buf_in vers buf_out avec seuillage */
-        for (i = 0; i < 128 * 128; i++)
-        {
-            if (buf_in[i] > THRESHOLD)
-                buf_out[i] = 255;
-            else
-                buf_out[i] = buf_in[i];
-        }
-        giet_tty_printf("image processing completed at date = %d \n", giet_proctime());
-
-        /* Phase 3 : transfert de buf_out vers le frame buffer par dma */
-        x = giet_fb_write(0, buf_out, 128 * 128);
+        // Phase 2 : transfert de buf vers le frame buffer par dma 
+        x = giet_fb_write(0, buf, 128 * 128);
         if ( x )
         {
@@ -50 +36 @@
             giet_exit();
         }
+
+        giet_tty_printf("fb_write ok at date : %d\n", giet_proctime() );
 
         x = giet_fb_completed();
@@ -57 +45 @@
             giet_exit();
         }
-        giet_tty_printf("transfer completed at date = %d \n", giet_proctime());
+        giet_tty_printf("display completed at date = %d \n", giet_proctime());
 
         base = base + NBLOCS;