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[/] [or1k/] [tags/] [nog_patch_61/] [or1ksim/] [peripheral/] [vga.h] - Rev 805
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/* vga.h -- Definition of types and structures for Richard's VGA/LCD controler. Copyright (C) 2002 Marko Mlinar, markom@opencores.org NOTE: device is only partially implemented! This file is part of OpenRISC 1000 Architectural Simulator. This program 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 of the License, or (at your option) any later version. This program 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 this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _VGA_H_ #define _VGA_H_ #define VGA_CTRL 0x00 /* Control Register */ #define VGA_STAT 0x04 /* Status Register */ #define VGA_HTIM 0x08 /* Horizontal Timing Register */ #define VGA_VTIM 0x0c /* Vertical Timing Register */ #define VGA_HVLEN 0x10 /* Horizontal and Vertical Length Register */ #define VGA_VBARA 0x14 /* Video Memory Base Address Register A */ #define VGA_VBARB 0x18 /* Video Memory Base Address Register B */ #define VGA_CLUTA 0x800 #define VGA_CLUTB 0xc00 #define VGA_MASK 0xfff #define VGA_ADDR_SPACE 1024 /* List of implemented registers; all other are ignored. */ /* Control Register */ #define VGA_CTRL_VEN 0x00000001 /* Video Enable */ #define VGA_CTRL_CD 0x00000300 /* Color Depth */ #define VGA_CTRL_PC 0x00000400 /* Pseudo Color */ /* Status Register */ /* Horiz. Timing Register */ /* Vert. Timing Register */ /* Horiz. and Vert. Length Register */ /* Reset all VGAs */ void vga_reset (); #endif /* _VGA_H_ */
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