Merge pull request CosmosOS#552 from cjhannah/patch-1

Add check for BGA
grenadesonfire · Dec 31, 2016 · d804a30 · d804a30
2 parents ce406f9 + 99adf8d
commit d804a30
Showing 1 changed file with 14 additions and 1 deletion.
diff --git a/source/Cosmos.HAL/Drivers/VBEDriver.cs b/source/Cosmos.HAL/Drivers/VBEDriver.cs
@@ -10,7 +10,19 @@ public class VBEDriver
     {
 
         private Core.IOGroup.VBE IO = Core.Global.BaseIOGroups.VBE;
-
+        public VBEDriver()
+        {
+            if (Cosmos.HAL.PCI.GetDevice(1234, 1111) == null){
+                throw new NotSupportedException("No BGA adapter found..");
+            }
+        }
+        public VBEDriver(ushort x, ushort y, ushort bpp)
+        {
+            if (Cosmos.HAL.PCI.GetDevice(1234, 1111) == null){
+                throw new NotSupportedException("No BGA adapter found..");
+            }
+            vbe_set(x,y,bpp);
+        }
         private void vbe_write(ushort index, ushort value)
         {
             IO.VbeIndex.Word =  index;
@@ -19,6 +31,7 @@ private void vbe_write(ushort index, ushort value)
 
         public void vbe_set(ushort xres, ushort yres, ushort bpp)
         {
+
             //Disable Display
             vbe_write(0x4, 0x00);
             //Set Display Xres