xref: /onnv-gate/usr/src/uts/sun4u/sunfire/sys/sram.h (revision 1708:ea74d8598a3a)
1*1708Sstevel /*
2*1708Sstevel  * CDDL HEADER START
3*1708Sstevel  *
4*1708Sstevel  * The contents of this file are subject to the terms of the
5*1708Sstevel  * Common Development and Distribution License (the "License").
6*1708Sstevel  * You may not use this file except in compliance with the License.
7*1708Sstevel  *
8*1708Sstevel  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*1708Sstevel  * or http://www.opensolaris.org/os/licensing.
10*1708Sstevel  * See the License for the specific language governing permissions
11*1708Sstevel  * and limitations under the License.
12*1708Sstevel  *
13*1708Sstevel  * When distributing Covered Code, include this CDDL HEADER in each
14*1708Sstevel  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*1708Sstevel  * If applicable, add the following below this CDDL HEADER, with the
16*1708Sstevel  * fields enclosed by brackets "[]" replaced with your own identifying
17*1708Sstevel  * information: Portions Copyright [yyyy] [name of copyright owner]
18*1708Sstevel  *
19*1708Sstevel  * CDDL HEADER END
20*1708Sstevel  */
21*1708Sstevel 
22*1708Sstevel /*
23*1708Sstevel  * Copyright 1994 Sun Microsystems, Inc.  All rights reserved.
24*1708Sstevel  * Use is subject to license terms.
25*1708Sstevel  */
26*1708Sstevel 
27*1708Sstevel #ifndef	_SYS_SRAM_H
28*1708Sstevel #define	_SYS_SRAM_H
29*1708Sstevel 
30*1708Sstevel #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*1708Sstevel 
32*1708Sstevel #ifdef	__cplusplus
33*1708Sstevel extern "C" {
34*1708Sstevel #endif
35*1708Sstevel 
36*1708Sstevel /* useful debugging stuff */
37*1708Sstevel #define	SRAM_ATTACH_DEBUG	0x1
38*1708Sstevel #define	SRAM_REGISTERS_DEBUG	0x2
39*1708Sstevel 
40*1708Sstevel /* Use predefined strings to name the kstats from this driver. */
41*1708Sstevel #define	RESETINFO_KSTAT_NAME	"reset-info"
42*1708Sstevel 
43*1708Sstevel /* Define Maximum size of the reset-info data passed up by POST. */
44*1708Sstevel #define	MX_RSTINFO_SZ		0x2000
45*1708Sstevel 
46*1708Sstevel #if defined(_KERNEL)
47*1708Sstevel 
48*1708Sstevel /* Structures used in the driver to manage the hardware */
49*1708Sstevel struct sram_soft_state {
50*1708Sstevel 	dev_info_t *dip;	/* dev info of myself */
51*1708Sstevel 	dev_info_t *pdip;	/* dev info of my parent */
52*1708Sstevel 	int board;		/* Board number for this sram */
53*1708Sstevel 	char *sram_base;	/* base of sram */
54*1708Sstevel 	int offset;		/* offset into sram of reset info */
55*1708Sstevel 	char *reset_info;	/* base of reset-info structure */
56*1708Sstevel 	char *os_private;	/* base of OS private area; */
57*1708Sstevel };
58*1708Sstevel 
59*1708Sstevel #endif	/* _KERNEL */
60*1708Sstevel 
61*1708Sstevel #ifdef	__cplusplus
62*1708Sstevel }
63*1708Sstevel #endif
64*1708Sstevel 
65*1708Sstevel #endif	/* _SYS_SRAM_H */
66