26 lines
		
	
	
		
			819 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			819 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "syslib.h"
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| 
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| /*===========================================================================*
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|  *                                sys_sdevio				     *
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|  *===========================================================================*/
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| PUBLIC int sys_sdevio(req, port, proc_nr, buffer, count, offset)
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| int req;				/* request: DIO_{IN,OUT}PUT_* */
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| long port; 				/* port address to read from */
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| endpoint_t proc_nr;			/* process where buffer is */
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| void *buffer;				/* pointer to buffer */
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| int count;				/* number of elements */
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| vir_bytes offset;			/* offset from grant */
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| {
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|     message m_io;
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| 
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|     m_io.DIO_REQUEST = req;
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|     m_io.DIO_PORT = port;
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|     m_io.DIO_VEC_ENDPT = proc_nr;
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|     m_io.DIO_VEC_ADDR = buffer;
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|     m_io.DIO_VEC_SIZE = count;
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|     m_io.DIO_OFFSET = offset;
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| 
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|     return(_kernel_call(SYS_SDEVIO, &m_io));
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| }
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| 
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