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9210 remove KMDB branch debugging support
9211 ::crregs could do with cr2/cr3 support
9209 ::ttrace should be able to filter by thread
Reviewed by: Patrick Mooney <patrick.mooney@joyent.com>
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--- old/usr/src/uts/intel/sys/kdi_regs.h
+++ new/usr/src/uts/intel/sys/kdi_regs.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
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14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
23 23 * Use is subject to license terms.
24 + *
25 + * Copyright 2018 Joyent, Inc.
24 26 */
25 27
26 28 #ifndef _SYS_KDI_REGS_H
27 29 #define _SYS_KDI_REGS_H
28 30
29 -#pragma ident "%Z%%M% %I% %E% SMI"
30 -
31 31 #ifndef _ASM
32 32 #include <sys/types.h>
33 33 #include <sys/segments.h>
34 34 #include <sys/regset.h>
35 35 #include <sys/privregs.h>
36 36 #endif
37 37
38 38 #if defined(__amd64)
39 39 #include <amd64/sys/kdi_regs.h>
40 40 #elif defined(__i386)
41 41 #include <ia32/sys/kdi_regs.h>
42 42 #endif
43 43
44 44 #ifdef __cplusplus
45 45 extern "C" {
46 46 #endif
47 47
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48 48 #define KDI_NCRUMBS 5
49 49
50 50 #define KDI_CPU_STATE_NONE 0
51 51 #define KDI_CPU_STATE_MASTER 1
52 52 #define KDI_CPU_STATE_SLAVE 2
53 53
54 54 #define KDIREG_DRCTL_WPALLEN_MASK 0x000000ff
55 55 #define KDIREG_DRSTAT_RESERVED 0xffff0ff0
56 56 #define KDIREG_DRCTL_RESERVED 0x00000700
57 57
58 -#define KDI_MSR_READ 0x1 /* read during entry (unlimited) */
59 -#define KDI_MSR_WRITE 0x2 /* write during exit (unlimited) */
60 -#define KDI_MSR_WRITEDELAY 0x4 /* write after last branch (<= 1) */
61 -#define KDI_MSR_CLEARENTRY 0x3 /* clear before 1st branch (<= 1) */
62 -
63 58 #ifndef _ASM
64 59
65 60 /*
66 61 * We maintain a ring buffer of bread crumbs for debugging purposes. The
67 62 * current buffer pointer is advanced along the ring with each intercepted
68 63 * trap (debugger entry, invalid memory access, fault during step, etc).
69 64 */
70 65 typedef struct kdi_crumb {
71 66 greg_t krm_cpu_state; /* This CPU's state at last entry */
72 67 greg_t krm_pc; /* Instruction pointer at trap */
73 68 greg_t krm_sp; /* Stack pointer at trap */
74 69 greg_t krm_trapno; /* The last trap number */
75 70 greg_t krm_flag; /* KAIF_CRUMB_F_* */
76 71 } kdi_crumb_t;
77 72
78 73 #define KDI_MAXWPIDX 3
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79 74
80 75 /*
81 76 * Storage for %dr0-3, %dr6, and %dr7.
82 77 */
83 78 typedef struct kdi_drreg {
84 79 greg_t dr_ctl;
85 80 greg_t dr_stat;
86 81 greg_t dr_addr[KDI_MAXWPIDX + 1];
87 82 } kdi_drreg_t;
88 83
89 -typedef struct kdi_msr {
90 - uint_t msr_num;
91 - uint_t msr_type;
92 - union {
93 - uint64_t *_msr_valp;
94 - uint64_t _msr_val;
95 - } _u;
96 -} kdi_msr_t;
97 -
98 -#define kdi_msr_val _u._msr_val
99 -#define kdi_msr_valp _u._msr_valp
100 -
101 84 /*
102 85 * Data structure used to hold all of the state for a given CPU.
103 86 */
104 87 typedef struct kdi_cpusave {
105 88 greg_t *krs_gregs; /* saved registers */
106 89
107 90 kdi_drreg_t krs_dr; /* saved debug registers */
108 91
109 92 user_desc_t *krs_gdt; /* GDT address */
110 93 gate_desc_t *krs_idt; /* IDT address */
111 94
112 95 greg_t krs_cr0; /* saved %cr0 */
113 96
114 - kdi_msr_t *krs_msr; /* ptr to MSR save area */
115 -
116 97 uint_t krs_cpu_state; /* KDI_CPU_STATE_* mstr/slv */
117 98 uint_t krs_cpu_flushed; /* Have caches been flushed? */
118 99 uint_t krs_cpu_id; /* this CPU's ID */
119 100
120 101 /* Bread crumb ring buffer */
121 102 ulong_t krs_curcrumbidx; /* Current krs_crumbs idx */
122 103 kdi_crumb_t *krs_curcrumb; /* Pointer to current crumb */
123 104 kdi_crumb_t krs_crumbs[KDI_NCRUMBS]; /* Crumbs */
124 105 } kdi_cpusave_t;
125 106
126 107 #endif /* !_ASM */
127 108
128 109 #ifdef __cplusplus
129 110 }
130 111 #endif
131 112
132 113 #endif /* _SYS_KDI_REGS_H */
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