unsigned int SMC37c669_enable_device()

in kernel/smc37c669.c [867:961]

• 30 lines of code
• 1 McCabe index (conditional complexity)

unsigned int SMC37c669_enable_device( 
    unsigned int func 
);

unsigned int SMC37c669_disable_device( 
    unsigned int func 
);

unsigned int SMC37c669_configure_device( 
    unsigned int func, 
    int port, 
    int irq, 
    int drq 
);

void SMC37c669_display_device_info( 
    void 
);

#endif	/* __SMC37c669_H */

/* file:	smcc669.c
 *
 * Copyright (C) 1997 by
 * Digital Equipment Corporation, Maynard, Massachusetts.
 * All rights reserved.
 *
 * This software is furnished under a license and may be used and copied
 * only  in  accordance  of  the  terms  of  such  license  and with the
 * inclusion of the above copyright notice. This software or  any  other
 * copies thereof may not be provided or otherwise made available to any
 * other person.  No title to and  ownership of the  software is  hereby
 * transferred.
 *
 * The information in this software is  subject to change without notice
 * and  should  not  be  construed  as a commitment by digital equipment
 * corporation.
 *
 * Digital assumes no responsibility for the use  or  reliability of its
 * software on equipment which is not supplied by digital.
 */

/*
 *++
 *  FACILITY:
 *
 *      Alpha SRM Console Firmware
 *
 *  MODULE DESCRIPTION:
 *
 *	SMC37c669 Super I/O controller configuration routines.
 *
 *  AUTHORS:
 *
 *	Eric Rasmussen
 *
 *  CREATION DATE:
 *  
 *	28-Jan-1997
 *
 *  MODIFICATION HISTORY:
 *	
 *	er	01-May-1997	Fixed pointer conversion errors in 
 *				SMC37c669_get_device_config().
 *      er	28-Jan-1997	Initial version.
 *
 *--
 */

#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif

#define wb( _x_, _y_ )	outb( _y_, (unsigned int)((unsigned long)_x_) )
#define rb( _x_ )	inb( (unsigned int)((unsigned long)_x_) )

/*
** Local storage for device configuration information.
**
** Since the SMC37c669 does not provide an explicit
** mechanism for enabling/disabling individual device 
** functions, other than unmapping the device, local 
** storage for device configuration information is 
** allocated here for use in implementing our own 
** function enable/disable scheme.
*/
static struct DEVICE_CONFIG {
    unsigned int port1;
    unsigned int port2;
    int irq;
    int drq;
} local_config [NUM_FUNCS];