xref: /titanic_51/usr/src/uts/intel/amd64/sys/kdi_regs.h (revision 37714ae43602c675f9dc59b070bfdf9fa702872c)
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 _AMD64_SYS_KDI_REGS_H
28 #define	_AMD64_SYS_KDI_REGS_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #define	KDIREG_NGREG	31
37 
38 /*
39  * A modified version of struct regs layout.
40  */
41 
42 #define	KDIREG_SAVFP	0
43 #define	KDIREG_SAVPC	1
44 #define	KDIREG_RDI	2
45 #define	KDIREG_RSI	3
46 #define	KDIREG_RDX	4
47 #define	KDIREG_RCX	5
48 #define	KDIREG_R8	6
49 #define	KDIREG_R9	7
50 #define	KDIREG_RAX	8
51 #define	KDIREG_RBX	9
52 #define	KDIREG_RBP	10
53 #define	KDIREG_R10	11
54 #define	KDIREG_R11	12
55 #define	KDIREG_R12	13
56 #define	KDIREG_R13	14
57 #define	KDIREG_R14	15
58 #define	KDIREG_R15	16
59 #define	KDIREG_FSBASE	17
60 #define	KDIREG_GSBASE	18
61 #define	KDIREG_KGSBASE	19
62 #define	KDIREG_DS	20
63 #define	KDIREG_ES	21
64 #define	KDIREG_FS	22
65 #define	KDIREG_GS	23
66 #define	KDIREG_TRAPNO	24
67 #define	KDIREG_ERR	25
68 #define	KDIREG_RIP	26
69 #define	KDIREG_CS	27
70 #define	KDIREG_RFLAGS	28
71 #define	KDIREG_RSP	29
72 #define	KDIREG_SS	30
73 
74 #define	KDIREG_PC	KDIREG_RIP
75 #define	KDIREG_SP	KDIREG_RSP
76 #define	KDIREG_FP	KDIREG_RBP
77 
78 #ifdef _ASM
79 
80 /* Patch point for MSR clearing. */
81 #define	KDI_MSR_PATCH \
82 	nop; nop; nop; nop; \
83 	nop; nop; nop; nop; \
84 	nop; nop; nop; nop; \
85 	nop; nop; nop; nop; \
86 	nop
87 
88 #endif	/* _ASM */
89 
90 #define	KDI_MSR_PATCHOFF	8	/* bytes of code before patch point */
91 #define	KDI_MSR_PATCHSZ		17	/* bytes in KDI_MSR_PATCH, above */
92 
93 #ifdef __cplusplus
94 }
95 #endif
96 
97 #endif /* _AMD64_SYS_KDI_REGS_H */
98