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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [arm/] [xscale/] [picasso/] [current/] [include/] [vga_support.h] - Rev 838
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#ifndef _VGA_SUPPORT_H_ #define _VGA_SUPPORT_H_ //========================================================================== // // vga_support.h // // VGA support routines // //========================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. // // 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., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 v2. // // This exception does not invalidate any other reasons why a work based // on this file might be covered by the GNU General Public License. // ------------------------------------------- // ####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): gthomas // Contributors: gthomas // Date: 2001-09-29 // Description: Simple VGA support //####DESCRIPTIONEND#### struct vga_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 *ctlr; // Controller regs 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 vga_init(cyg_uint32 *ctlr); void vga_clear(void); int vga_getinfo(struct vga_info *info); void vga_on(bool enable); #ifdef CYGSEM_UE250_VGA_COMM void vga_screen_clear(void); void vga_moveto(int X, int Y); void vga_putc(cyg_uint8 c); int _vga_printf(char const *fmt, ...); void vga_comm_init(cyg_uint32 *addr); #endif #endif // _VGA_SUPPORT_H_
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