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cia_bwx_bus_io.c revision 1.7 
      1 /* $NetBSD: cia_bwx_bus_io.c,v 1.7 2023/12/04 00:32:10 thorpej Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1996 Carnegie-Mellon University.
      5  * All rights reserved.
      6  *
      7  * Author: Chris G. Demetriou
      8  *
      9  * Permission to use, copy, modify and distribute this software and
     10  * its documentation is hereby granted, provided that both the copyright
     11  * notice and this permission notice appear in all copies of the
     12  * software, derivative works or modified versions, and any portions
     13  * thereof, and that both notices appear in supporting documentation.
     14  *
     15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
     17  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     18  *
     19  * Carnegie Mellon requests users of this software to return to
     20  *
     21  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     22  *  School of Computer Science
     23  *  Carnegie Mellon University
     24  *  Pittsburgh PA 15213-3890
     25  *
     26  * any improvements or extensions that they make and grant Carnegie the
     27  * rights to redistribute these changes.
     28  */
     29 
     30 #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
     31 
     32 __KERNEL_RCSID(1, "$NetBSD: cia_bwx_bus_io.c,v 1.7 2023/12/04 00:32:10 thorpej Exp $");
     33 
     34 #include <sys/param.h>
     35 #include <sys/systm.h>
     36 #include <sys/syslog.h>
     37 #include <sys/device.h>
     38 
     39 #include <sys/bus.h>
     40 
     41 #include <alpha/pci/ciareg.h>
     42 #include <alpha/pci/ciavar.h>
     43 
     44 #define	CHIP		cia_bwx
     45 
     46 #define	CHIP_IO_ARENA(v)	(((struct cia_config *)(v))->cc_io_arena)
     47 
     48 #define	CHIP_IO_SYS_START(v)	CIA_EV56_BWIO
     49 
     50 /*
     51  * CIA core logic with BWX enabled appears on EV56 and PCA56.  We
     52  * require at least EV56 support for the assembler to emit BWX opcodes.
     53  */
     54 __asm(".arch ev56");
     55 
     56 #include <alpha/pci/pci_bwx_bus_io_chipdep.c>
     57