diff packages/hal/powerpc/csb281/current/include/lcd_support.h @ 557:0048088f2770

Adding LCD/CRT support to CSB281
author gthomas
date Sat, 01 Feb 2003 18:31:15 +0000
parents
children 74dbf4c3f2e1
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new file mode 100644
--- /dev/null
+++ b/packages/hal/powerpc/csb281/current/include/lcd_support.h
@@ -0,0 +1,83 @@
+#ifndef _LCD_SUPPORT_H_
+#define _LCD_SUPPORT_H_
+//==========================================================================
+//
+//        lcd_support.h
+//
+//        LCD support routines
+//
+//==========================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+// Copyright (C) 2003 Gary Thomas
+//
+// eCos is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 2 or (at your option) any later version.
+//
+// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+// for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license/
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     gthomas
+// Contributors:  gthomas
+// Date:          2001-09-29
+// Description:   Simple LCD support
+//####DESCRIPTIONEND####
+
+struct lcd_info {
+    short height, width;  // Pixels
+    short bpp;            // Depth (bits/pixel)
+    short type;
+    short rlen;           // Length of one raster line in bytes
+    short access_size;    // Data path width to frame buffer
+    short stride;         // Offset (in bytes) between elements
+    void  *fb;            // Frame buffer
+    void  (*off)(void);   // Turn screen off
+    void  (*on)(void);    // Turn screen on
+};
+
+// Frame buffer types - used by MicroWindows
+#define FB_TRUE_RGB565 0x01
+#define FB_TRUE_RGB555 0x02  
+
+// Exported functions
+void lcd_init(int depth);
+void lcd_clear(void);
+int  lcd_getinfo(struct lcd_info *info);
+void lcd_on(bool enable);
+#ifdef CYGSEM_CSB281_LCD_COMM 
+void lcd_screen_clear(void);
+void lcd_moveto(int X, int Y);
+void lcd_putc(cyg_int8 c);
+int  _lcd_printf(char const *fmt, ...);
+void lcd_setbg(int red, int green, int blue);
+void lcd_setfg(int red, int green, int blue);
+void lcd_comm_init(void);
+#endif
+
+#endif //  _LCD_SUPPORT_H_