Manual Pages for UNIX Operating System command usage for man ddi_slaveonly

Kernel Functions for Drivers                    ddi_slaveonly(9F)



NAME
     ddi_slaveonly - tell if a device is  installed  in  a  slave
     access only location

SYNOPSIS
     #include 
     #include 
     #include 



     int ddi_slaveonly(dev_info_t *dip);


INTERFACE LEVEL
     Solaris DDI specific (Solaris DDI).

PARAMETERS
     dip    A pointer to the device's dev_info structure.


DESCRIPTION
     The ddi_slaveonly() function tells the caller if the bus, or
     part  of  the  bus that the device is installed on, does not
     permit the device to become a DMA master, that  is,  whether
     the device has been installed in a slave access only slot.

RETURN VALUES
     DDI_SUCCESS    The device has  been  installed  in  a  slave
                    access only location.


     DDI_FAILURE    The device has not been installed in a  slave
                    access only location.


CONTEXT
     The ddi_slaveonly() function can be called from user, inter-
     rupt, or kernel context.

SEE ALSO
     Writing Device Drivers













SunOS 5.11          Last change: 16 Jan 2006                    1