Changeset 712 for soft/giet_vm/applications/display/display.c

Timestamp:

Oct 7, 2015, 11:56:33 AM (9 years ago)

Author:

alain

Message:

Introduce the giet_fbf_size() and giet_fbf_alloc() system calls.

File:

• soft/giet_vm/applications/display/display.c (modified) (3 diffs)

soft/giet_vm/applications/display/display.c

@@ -10 +10 @@
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <hard_config.h>     // To check Frame Buffer size
 
@@ -37 +38 @@
     int             fd;
     unsigned int    image = 0;
+    char            byte;
+    unsigned int    fbuf_x_size;
+    unsigned int    fbuf_y_size;
 
-    char            byte;
-
-    // parameters checking
-    if ( (NPIXELS != FBUF_X_SIZE) || (NLINES != FBUF_Y_SIZE) )
-    {
-        giet_pthread_exit("[DISPLAY ERROR] Frame buffer size does not fit image size");
-    }
+    // checking frame buffer size
+    giet_fbf_size( &fbuf_x_size , &fbuf_y_size );
+    giet_pthread_assert( ((NPIXELS == fbuf_x_size) && (NLINES == fbuf_y_size)),
+                         "[DISPLAY ERROR] Frame buffer size does not fit image size");
 
     // get a private TTY 
@@ -62 +63 @@
     giet_tty_printf("\n[DISPLAY] P[%d,%d,%d] open file %s at cycle %d\n", 
                     x, y, p, FILENAME, giet_proctime() );
+
+    // get Frame Buffer ownership
+    giet_fbf_alloc();
 
     // get a Chained Buffer DMA channel