acpi/acpica/evregion.c

40  *              an installed default region handler.
60 		 * Make sure the installed handler is the DEFAULT handler. If not the
62 		 * handler was installed)
92  *              a previously installed handler.
109 	acpi_adr_space_handler handler;
126 	/* Ensure that there is a handler associated with this region */
128 	handler_desc = region_obj->region.handler;
131 			    "No handler for Region [%4.4s] (%p) [%s]",
216 			 * the handler for this particular region
225 	/* We have everything we need, we can invoke the address space handler */
227 	handler = handler_desc->address_space.handler;
232 			  &region_obj->region.handler->address_space, handler,
241 		 * exit the interpreter because the handler *might* block -- we don't
250 	 * handler via the context:
257 	 * parameters being changed from another thread before the handler
290 	/* Call the handler */
292 	status = handler(function, address, bit_width, value, context,
319 		 * We just returned from a non-default handler, we must re-enter the
337  * DESCRIPTION: Break the association between the handler and the region
363 	/* Get the address handler from the region object */
365 	handler_obj = region_obj->region.handler;
368 		/* This region has no handler, all done */
373 	/* Find this region in the handler's list */
385 					  "Removing Region %p from address handler %p\n",
388 			/* This is it, remove it from the handler's list */
422 			 * If the region has been activated, call the setup handler with
445 							"from region handler - deactivate, [%s]",
456 			 * Remove handler reference in the region
461 			 * If the region is on the handler's list, this must be the
462 			 * region's handler
464 			region_obj->region.handler = NULL;
479 				    "Circular handler list in region object %p",
485 	/* If we get here, the region was not in the handler's region list */
488 			  "Cannot remove region %p from address handler %p\n",
504  * DESCRIPTION: Create the association between the handler and the region
517 	/* Install the region's handler */
519 	if (region_obj->region.handler) {
524 			  "Adding Region [%4.4s] %p to address handler %p [%s]\n",
530 	/* Link this region to the front of the handler's list */
534 	region_obj->region.handler = handler_obj;
568 	    region_obj->region.handler == NULL) {
589 		 * region definition. This will be executed when the handler is
626 	 *  connection status 1 for connecting the handler, 0 for disconnecting
627 	 *  the handler (Passed as a parameter)