xref: /illumos-gate/usr/src/uts/i86pc/dboot/dboot_xboot.h (revision 9b9d39d2a32ff806d2431dbcc50968ef1e6d46b2)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_DBOOT_XBOOT_H
28 #define	_DBOOT_XBOOT_H
29 
30 #include <sys/mach_mmu.h>
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #include <sys/note.h>
37 
38 /*
39  * Stack used by xboot
40  */
41 #define	STACK_SIZE	0x8000
42 
43 #ifndef _ASM
44 
45 extern paddr_t ktext_phys;
46 extern struct xboot_info *bi;
47 
48 /*
49  * Debugging macros
50  */
51 extern uint_t prom_debug;
52 
53 #define	DBG_MSG(s)	do { if (prom_debug)	\
54 	dboot_printf(s);			\
55 	_NOTE(CONSTANTCONDITION)		\
56 	} while (0)
57 
58 #define	DBG(x)	do { if (prom_debug) {					\
59 	dboot_printf("%s is 0x%" PRIx64 "\n", #x, (uint64_t)(x));	\
60 	_NOTE(CONSTANTCONDITION)					\
61 	} } while (0)
62 
63 extern void dboot_halt(void);
64 extern void *mem_alloc(uint32_t size);
65 
66 #define	RNDUP(x, y)	(((x) + ((y) - 1ul)) & ~((y) - 1ul))
67 
68 #endif /* _ASM */
69 
70 
71 #ifdef	__cplusplus
72 }
73 #endif
74 
75 #endif	/* _DBOOT_XBOOT_H */
76