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[/] [s6soc/] [trunk/] [sw/] [dev/] [display.h] - Blame information for rev 21

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1 15 dgisselq
////////////////////////////////////////////////////////////////////////////////
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//
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// Filename:    display.h
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//
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// Project:     CMod S6 System on a Chip, ZipCPU demonstration project
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//
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// Purpose:     A device driver for the SPI controlled display.  The primary
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//              purpose of this "device" is to output SPI instructions, though,
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//      not to handle screen position or to optimize data set to the display.
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//
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// Creator:     Dan Gisselquist, Ph.D.
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//              Gisselquist Technology, LLC
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2015-2016, Gisselquist Technology, LLC
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//
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// This program is free software (firmware): you can redistribute it and/or
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// modify it under the terms of  the GNU General Public License as published
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// by the Free Software Foundation, either version 3 of the License, or (at
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// your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program.  (It's in the $(ROOT)/doc directory, run make with no
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// target there if the PDF file isn't present.)  If not, see
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// <http://www.gnu.org/licenses/> for a copy.
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//
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// License:     GPL, v3, as defined and found on www.gnu.org,
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//              http://www.gnu.org/licenses/gpl.html
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//
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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//
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#ifndef DISPLAY_H
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#define DISPLAY_H
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43 21 dgisselq
#define PACK(A,B,C,D)   (((A)<<24)|((B)<<16)|((C)<<8)|(D))
44 15 dgisselq
extern void     dispchar(int ch);
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#ifdef  ZIPOS
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extern void     displaytask(void);
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#endif  // ZIPOS
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#endif  // DISPLAY_H

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