60 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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| NeXT non-ADB Keyboard Protocol
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| 
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| Copyright 2013, Benjamin Gould (bgould@github.com)
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| 
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| Based on:
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| TMK firmware code Copyright 2011,2012 Jun WAKO <wakojun@gmail.com>
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| Arduino code by "Ladyada" Limor Fried (http://ladyada.net/, http://adafruit.com/), released under BSD license
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| 
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| Timing reference thanks to http://m0115.web.fc2.com/ (dead link), http://cfile7.uf.tistory.com/image/14448E464F410BF22380BB
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| Pinouts thanks to http://www.68k.org/~degs/nextkeyboard.html
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| Keycodes from http://ftp.netbsd.org/pub/NetBSD/NetBSD-release-6/src/sys/arch/next68k/dev/
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| 
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| This software is licensed with a Modified BSD License.
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| All of this is supposed to be Free Software, Open Source, DFSG-free,
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| GPL-compatible, and OK to use in both free and proprietary applications.
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| Additions and corrections to this file are welcome.
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| 
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| Redistribution and use in source and binary forms, with or without
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| modification, are permitted provided that the following conditions are met:
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| 
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| * Redistributions of source code must retain the above copyright
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|   notice, this list of conditions and the following disclaimer.
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| 
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| * Redistributions in binary form must reproduce the above copyright
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|   notice, this list of conditions and the following disclaimer in
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|   the documentation and/or other materials provided with the
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|   distribution.
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| 
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| * Neither the name of the copyright holders nor the names of
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|   contributors may be used to endorse or promote products derived
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|   from this software without specific prior written permission.
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| 
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| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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| LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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| POSSIBILITY OF SUCH DAMAGE.
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| 
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| */
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| 
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| #pragma once
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| 
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| #include <stdbool.h>
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| 
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| #define NEXT_KBD_KMBUS_IDLE 0x300600
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| #define NEXT_KBD_TIMING 50
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| 
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| extern uint8_t next_kbd_error;
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| 
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| /* host role */
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| void     next_kbd_init(void);
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| void     next_kbd_set_leds(bool left, bool right);
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| uint32_t next_kbd_recv(void);
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