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/* fb.h -- Definition of types and structures for simple frame buffer.
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/* fb.h -- Definition of types and structures for simple frame buffer.
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Copyright (C) 2002 Marko Mlinar, markom@opencores.org
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NOTE: device is only partially implemented!
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Copyright (C) 2002 Marko Mlinar, markom@opencores.org
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Copyright (C) 2008 Embecosm Limited
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This file is part of OpenRISC 1000 Architectural Simulator.
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Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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This program is free software; you can redistribute it and/or modify
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This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is free software; you can redistribute it and/or modify it
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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under the terms of the GNU General Public License as published by the Free
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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Software Foundation; either version 3 of the License, or (at your option)
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GNU General Public License for more details.
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any later version.
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You should have received a copy of the GNU General Public License
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This program is distributed in the hope that it will be useful, but WITHOUT
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along with this program; if not, write to the Free Software
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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#ifndef _FB_H_
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You should have received a copy of the GNU General Public License along
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#define _FB_H_
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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#define FB_SIZEX 640
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/* This program is commented throughout in a fashion suitable for processing
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#define FB_SIZEY 480
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with Doxygen. */
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#define CAM_SIZEX 352
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#define CAM_SIZEY 288
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/* Relative amount of time spent in refresh */
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#ifndef FB__H
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#define REFRESH_DIVIDER 20
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#define FB__H
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#define FB_CTRL 0x0000
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/* Function prototypes for external use. */
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#define FB_BUFADDR 0x0004
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extern void reg_fb_sec ();
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#define FB_CAMBUFADDR 0x0008
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#define FB_CAMPOSADDR 0x000c
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#define FB_PAL 0x0400
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#endif /* _VGA_H_ */
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#endif /* FB__H */
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