69 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			69 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* array-io.c -- I/O code for the Array Tech RAID disk controller.
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|  *
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|  * Copyright (c) 1995 Cygnus Support
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|  *
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|  * The authors hereby grant permission to use, copy, modify, distribute,
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|  * and license this software and its documentation for any purpose, provided
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|  * that existing copyright notices are retained in all copies and that this
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|  * notice is included verbatim in any distributions. No written agreement,
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|  * license, or royalty fee is required for any of the authorized uses.
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|  * Modifications to this software may be copyrighted by their authors
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|  * and need not follow the licensing terms described here, provided that
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|  * the new terms are clearly indicated on the first page of each file where
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|  * they apply.
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|  */
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| #include "mips.h"
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| 
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| /*
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|  * outbyte -- shove a byte out the serial port. We wait till the byte 
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|  */
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| int
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| outbyte(byte)
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|      unsigned char byte;
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| {
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|   return (PUTCHAR(byte));
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| }
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| 
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| /*
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|  * inbyte -- get a byte from the serial port
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|  */
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| unsigned char
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| inbyte()
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| {
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|   return ((unsigned char)GETCHAR);
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| }
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| 
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| /*
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|  * led_putnum -- print a hex number on the LED. the value of num must be a byte.
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|  
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|  *               The max number 15, since the front panel only has 4 LEDs.
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|  */
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| void
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| led_putnum ( num )
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| char num;
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| {
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|   print ("Sorry, unimplemented, using putnum instead\r\n");
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|   putnum (num);
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| }
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| 
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| /*
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|  * zylons -- draw a rotating pattern. NOTE: this function never returns.
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|  */
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| void
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| zylons()
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| {
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|   print ("Sorry, unimplemented\r\n");
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| }
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| 
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| /*
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|  * delay -- a really gross, ugly hack for simple time delays
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|  */
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| void
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| delay (x)
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|      int x;
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| {
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|   int  y = 17;
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|   while (x-- !=0)
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|     y = y^2;
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| }
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