Moved new *.asm files into src/

v

src/globals.asm

@@ -0,0 +1,18 @@
+; Addresses of global variables
+
+; If not double buffering these point to the same buffer
+pub const FB_DISPLAY_PTR     = 16 ; U32 Currently displayed buffer
+pub const FB_DRAW_PTR        = 20 ; U32 Draw to this buffer
+pub const FRAME_BUFFER_SIZE  = 24 ; U32
+pub const PIXEL_WIDTH        = 28 ; U16
+pub const PIXEL_HEIGHT       = 30 ; U16
+
+; Log2 of width in pixels, e.g.
+; * 10 => 1024 * 768
+pub const LOG_WIDTH          = 32 ; U8
+
+pub const BYTES_PER_PIXEL    = 33 ; U8
+; Log2 of bytes per pixel
+; * 0 => 8 bits per pixel
+; * 2 => 32 bits per pixel
+pub const LOG_BPP            = 34 ; U8