xref: /openbsd/sys/arch/alpha/pci/tsp_bus_io.c (revision 8186b1fc)
1 /* $OpenBSD: tsp_bus_io.c,v 1.1 2000/11/16 04:50:18 ericj Exp $ */
2 /* $NetBSD: tsp_bus_io.c,v 1.4 2000/06/26 19:46:24 thorpej Exp $ */
3 
4 /*-
5  * Copyright (c) 1999 by Ross Harvey.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by Ross Harvey.
18  * 4. The name of Ross Harvey may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY ROSS HARVEY ``AS IS'' AND ANY EXPRESS
22  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURP0SE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL ROSS HARVEY BE LIABLE FOR ANY
25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  */
34 
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/malloc.h>
38 #include <sys/syslog.h>
39 #include <sys/device.h>
40 
41 #include <vm/vm.h>
42 #include <uvm/uvm_extern.h>
43 
44 #include <machine/bus.h>
45 
46 #include <alpha/pci/tsreg.h>
47 #include <alpha/pci/tsvar.h>
48 
49 #define	CHIP	tsp
50 
51 typedef struct tsp_config *TSPCON;
52 
53 #define	CHIP_EX_MALLOC_SAFE(v)  (((TSPCON)(v))->pc_mallocsafe)
54 #define CHIP_IO_EXTENT(v)       (((TSPCON)(v))->pc_io_ex)
55 
56 #define CHIP_IO_SYS_START(v)    (((TSPCON)(v))->pc_iobase | P_PCI_IO)
57 
58 /*
59  * Tsunami core logic appears on EV6.  We require at least EV56
60  * support for the assembler to emit BWX opcodes.
61  */
62 __asm(".arch ev6");
63 
64 #include <alpha/pci/pci_bwx_bus_io_chipdep.c>
65