Content-type: text/html Man page of ddi_dev_nregs

ddi_dev_nregs

Section: Kernel Functions for Drivers (9F)
Updated: 16 Jan 2006
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NAME

ddi_dev_nregs - return the number of register sets a device has  

SYNOPSIS

#include <sys/conf.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>

int ddi_dev_nregs(dev_info_t *dip, int *resultp);  

INTERFACE LEVEL

Solaris DDI specific (Solaris DDI).  

PARAMETERS

dip A pointer to the device's dev_info structure.

resultp Pointer to an integer that holds the number of register sets on return.

 

DESCRIPTION

The ddi_dev_nregs() function returns the number of sets of registers the device has.  

RETURN VALUES

The ddi_dev_nregs() function returns:

DDI_SUCCESS A successful return. The number of register sets is returned in resultp.

DDI_FAILURE The device has no registers.

 

CONTEXT

The ddi_dev_nregs() function can be called from user, interrupt, or kernel context.  

SEE ALSO

ddi_dev_nintrs(9F), ddi_dev_regsize(9F)

Writing Device Drivers


 

Index

NAME
SYNOPSIS
INTERFACE LEVEL
PARAMETERS
DESCRIPTION
RETURN VALUES
CONTEXT
SEE ALSO

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Time: 02:39:45 GMT, October 02, 2010