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      1 /*	$NetBSD: ibm_machdep.c,v 1.16 2014/03/26 16:01:43 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2004 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Klaus J. Klein.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/param.h>
     33 #include <sys/systm.h>
     34 
     35 #include <machine/intr.h>
     36 #include <machine/platform.h>
     37 
     38 extern struct genppc_pci_chipset *genppc_pct;
     39 
     40 void pci_intr_fixup_ibm_6015(void);
     41 
     42 void
     43 pci_intr_fixup_ibm_6015(void)
     44 {
     45 	struct genppc_pci_chipset_businfo *pbi;
     46 	prop_dictionary_t dict, sub;
     47 	prop_number_t intr_num;
     48 	int i, j;
     49 	char key[20];
     50 
     51 	/* this works because the 6015 has only 1 PCI bus native */
     52 	pbi = SIMPLEQ_FIRST(&genppc_pct->pc_pbi);
     53 
     54 	dict = prop_dictionary_create_with_capacity(16);
     55 	KASSERT(dict != NULL);
     56 	(void)prop_dictionary_set(pbi->pbi_properties, "prep-pci-intrmap",
     57 	    dict);
     58 	sub = prop_dictionary_create_with_capacity(4);
     59 	KASSERT(sub != NULL);
     60 
     61 	intr_num = prop_number_create_integer(13);
     62 	for (j = 0; j < 4; j++) {
     63 		snprintf(key, sizeof(key), "pin-%c", 'A' + j);
     64 		prop_dictionary_set(sub, key, intr_num);
     65 	}
     66 	prop_object_release(intr_num);
     67 	prop_dictionary_set(dict, "devfunc-12", sub);
     68 	prop_object_release(sub);
     69 
     70 	/* devices 13-19 all share IRQ 15 */
     71 	for (i = 13; i < 20; i++) {
     72 		sub = prop_dictionary_create_with_capacity(4);
     73 		intr_num = prop_number_create_integer(15);
     74 		snprintf(key, sizeof(key), "devfunc-%d", i);
     75 		for (j = 0; j < 4; j++) {
     76 			snprintf(key, sizeof(key), "pin-%c", 'A' + j);
     77 			prop_dictionary_set(sub, key, intr_num);
     78 		}
     79 		prop_dictionary_set(dict, key, sub);
     80 		prop_object_release(intr_num);
     81 		prop_object_release(sub);
     82 	}
     83 	prop_object_release(dict);
     84 }
     85