no_comment

1 files changed, 66 insertions, 0 deletions

diff --git a/tools/ddcprobe/ddcxinfos.c b/tools/ddcprobe/ddcxinfos.c
new file mode 100644
index 000000000..439bdc75b
--- /dev/null
+++ b/tools/ddcprobe/ddcxinfos.c
@@ -0,0 +1,66 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include "vbe.h"
+#include "vesamode.h"
+#ident "$Id$"
+
+#define SQR(x) ((x) * (x))
+
+int main(int argc, char **argv)
+{
+	int i, j;
+	u_int16_t *mode_list;
+	unsigned char hmin, hmax, vmin, vmax;
+	struct vbe_info *vbe_info;
+	struct vbe_edid1_info *edid;
+	struct vbe_modeline *modelines;
+	
+
+	if ((vbe_info = vbe_get_vbe_info()) == NULL) return 1;
+
+	printf("%dKB of video ram\n", vbe_info->memory_size * 64);
+
+	/* List supported standard modes. */
+	for (mode_list = vbe_info->mode_list.list; *mode_list != 0xffff; mode_list++)
+	  for (i = 0; known_vesa_modes[i].x; i++)
+	    if (known_vesa_modes[i].number == *mode_list)
+	      printf("%d %d %d\n", 
+		     known_vesa_modes[i].colors,
+		     known_vesa_modes[i].x,
+		     known_vesa_modes[i].y
+		     );
+	printf("\n");
+
+	if ((edid = vbe_get_edid_info()) == NULL) return 0;
+	if (edid->version == 255 && edid->revision == 255) return 0;
+
+	vbe_get_edid_ranges(edid, &hmin, &hmax, &vmin, &vmax);
+	modelines = vbe_get_edid_modelines(edid);
+
+	printf(hmin ? "%d-%d\n" : "\n", hmin, hmax);
+	printf(vmin ? "%d-%d\n" : "\n", vmin, vmax);
+
+	{ 
+	  double size = sqrt(SQR(edid->max_size_horizontal) + 
+			     SQR(edid->max_size_vertical)) / 2.54;
+	  printf(size ? "%3.2f inches monitor (truly %3.2f')\n" : "\n", size * 1.08, size);
+	}
+
+	for(j=0; modelines && (modelines[j].refresh != 0); j++){
+	  printf("# %dx%d, %1.1f%sHz",
+		 modelines[j].width,
+		 modelines[j].height,
+		 modelines[j].refresh,
+		 modelines[j].interlaced?"i":""
+		 );
+	  if(modelines[j].modeline) {
+	    printf("; hfreq=%f, vfreq=%f\n%s\n",
+		   modelines[j].hfreq,
+		   modelines[j].vfreq,
+		   modelines[j].modeline);
+	  } else printf("\n");
+	}
+	return 0;
+}