/*
* Process module unloading notification
*
* Called whenever the uni module is about to be unloaded. All signalling
* instances will have been previously detached. All uniarp resources
* must be freed now.
*
* Arguments:
* none
*
* Returns:
* none
*
*/
void
uniarp_stop()
{
int i;
/*
* Make sure the arp table is empty
*/
for (i = 0; i < UNIARP_HASHSIZ; i++) {
if (uniarp_arptab[i] != NULL)
panic("uniarp_stop: arp table not empty");
}
/*
* Cancel timers
*/
(void) atm_untimeout(&uniarp_timer);
/*
* De-register ourselves
*/
(void) atm_endpoint_deregister(&uniarp_endpt);
/*
* Free our storage pools
*/
atm_release_pool(&uniarp_pool);
}
/*
* Terminate SSCF UNI processing
*
* This will be called just prior to unloading the module from memory. All
* signalling instances should have been terminated by now, so we just free
* up all of our resources.
*
* Called at splnet.
*
* Arguments:
* none
*
* Returns:
* 0 termination was successful
* errno termination failed - reason indicated
*
*/
int
sscf_uni_stop()
{
/*
* Any connections still exist??
*/
if (sscf_uni_vccnt) {
/*
* Yes, can't stop yet
*/
return (EBUSY);
}
/*
* Deregister the stack service
*/
(void) atm_stack_deregister(&sscf_uni_service);
/*
* Free our storage pools
*/
atm_release_pool(&sscf_uni_pool);
return (0);
}
/*
* Process module unloading notification
*
* Called whenever the spans module is about to be unloaded. All signalling
* instances will have been previously detached. All spansarp resources
* must be freed now.
*
* Arguments:
* none
*
* Returns:
* none
*
*/
void
spansarp_stop(void)
{
int i;
/*
* Make sure the arp table is empty
*/
for (i = 0; i < SPANSARP_HASHSIZ; i++) {
if (spansarp_arptab[i] != NULL)
panic("spansarp_stop: arp table not empty");
}
/*
* Cancel timers
*/
atm_untimeout(&spansarp_timer);
atm_untimeout(&spansarp_rtimer);
/*
* Free our storage pools
*/
atm_release_pool(&spansarp_pool);
}
/*
* Halt driver processing
*
* This will be called just prior to unloading the module from memory.
* Everything we've setup since we've been loaded must be undone here.
*
* Arguments:
* none
*
* Returns:
* 0 shutdown was successful
* errno shutdown failed - reason indicated
*
*/
static int
fore_stop()
{
int err = 0;
int s = splimp();
int i;
/*
* Stop the watchdog timer
*/
(void) atm_untimeout(&fore_timer);
/*
* Clean up each device (if any)
*/
for ( i = 0; i < fore_nunits; i++ ) {
Fore_unit *fup = fore_units[i];
if (fup == NULL)
continue;
/*
* Deregister device from kernel services
*/
if (err = atm_physif_deregister((Cmn_unit *)fup)) {
(void) splx(s);
return (err);
}
/*
* Unattach the device from the system
*/
fore_unattach(fup);
/*
* Free any Fore-specific device resources
*/
fore_interface_free(fup);
/*
* Free the unit structure
*/
atm_dev_free(fup);
fore_units[i] = NULL;
}
fore_nunits = 0;
/*
* Now free our global resources
*/
/*
* Release our storage pools
*/
atm_release_pool(&fore_vcc_pool);
atm_release_pool(&fore_nif_pool);
/*
* Release all DMA mappings
*/
DMA_RELEASE();
fore_inited = 0;
(void) splx(s);
return (0);
}
