xref: /titanic_50/usr/src/uts/sun4u/sunfire/sys/sram.h (revision 03831d35f7499c87d51205817c93e9a8d42c4bae)
1*03831d35Sstevel /*
2*03831d35Sstevel  * CDDL HEADER START
3*03831d35Sstevel  *
4*03831d35Sstevel  * The contents of this file are subject to the terms of the
5*03831d35Sstevel  * Common Development and Distribution License (the "License").
6*03831d35Sstevel  * You may not use this file except in compliance with the License.
7*03831d35Sstevel  *
8*03831d35Sstevel  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*03831d35Sstevel  * or http://www.opensolaris.org/os/licensing.
10*03831d35Sstevel  * See the License for the specific language governing permissions
11*03831d35Sstevel  * and limitations under the License.
12*03831d35Sstevel  *
13*03831d35Sstevel  * When distributing Covered Code, include this CDDL HEADER in each
14*03831d35Sstevel  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*03831d35Sstevel  * If applicable, add the following below this CDDL HEADER, with the
16*03831d35Sstevel  * fields enclosed by brackets "[]" replaced with your own identifying
17*03831d35Sstevel  * information: Portions Copyright [yyyy] [name of copyright owner]
18*03831d35Sstevel  *
19*03831d35Sstevel  * CDDL HEADER END
20*03831d35Sstevel  */
21*03831d35Sstevel 
22*03831d35Sstevel /*
23*03831d35Sstevel  * Copyright 1994 Sun Microsystems, Inc.  All rights reserved.
24*03831d35Sstevel  * Use is subject to license terms.
25*03831d35Sstevel  */
26*03831d35Sstevel 
27*03831d35Sstevel #ifndef	_SYS_SRAM_H
28*03831d35Sstevel #define	_SYS_SRAM_H
29*03831d35Sstevel 
30*03831d35Sstevel #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*03831d35Sstevel 
32*03831d35Sstevel #ifdef	__cplusplus
33*03831d35Sstevel extern "C" {
34*03831d35Sstevel #endif
35*03831d35Sstevel 
36*03831d35Sstevel /* useful debugging stuff */
37*03831d35Sstevel #define	SRAM_ATTACH_DEBUG	0x1
38*03831d35Sstevel #define	SRAM_REGISTERS_DEBUG	0x2
39*03831d35Sstevel 
40*03831d35Sstevel /* Use predefined strings to name the kstats from this driver. */
41*03831d35Sstevel #define	RESETINFO_KSTAT_NAME	"reset-info"
42*03831d35Sstevel 
43*03831d35Sstevel /* Define Maximum size of the reset-info data passed up by POST. */
44*03831d35Sstevel #define	MX_RSTINFO_SZ		0x2000
45*03831d35Sstevel 
46*03831d35Sstevel #if defined(_KERNEL)
47*03831d35Sstevel 
48*03831d35Sstevel /* Structures used in the driver to manage the hardware */
49*03831d35Sstevel struct sram_soft_state {
50*03831d35Sstevel 	dev_info_t *dip;	/* dev info of myself */
51*03831d35Sstevel 	dev_info_t *pdip;	/* dev info of my parent */
52*03831d35Sstevel 	int board;		/* Board number for this sram */
53*03831d35Sstevel 	char *sram_base;	/* base of sram */
54*03831d35Sstevel 	int offset;		/* offset into sram of reset info */
55*03831d35Sstevel 	char *reset_info;	/* base of reset-info structure */
56*03831d35Sstevel 	char *os_private;	/* base of OS private area; */
57*03831d35Sstevel };
58*03831d35Sstevel 
59*03831d35Sstevel #endif	/* _KERNEL */
60*03831d35Sstevel 
61*03831d35Sstevel #ifdef	__cplusplus
62*03831d35Sstevel }
63*03831d35Sstevel #endif
64*03831d35Sstevel 
65*03831d35Sstevel #endif	/* _SYS_SRAM_H */
66