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>
Reviewed by: Yuri Pankov <yuripv@yuripv.net>

          --- old/usr/src/cmd/mdb/common/kmdb/kmdb_dpi_impl.h
          +++ new/usr/src/cmd/mdb/common/kmdb/kmdb_dpi_impl.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

  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 _KMDB_DPI_IMPL_H
  27   29  #define _KMDB_DPI_IMPL_H
  28   30  
  29      -#pragma ident   "%Z%%M% %I%     %E% SMI"
  30      -
  31   31  #include <setjmp.h>
  32   32  #ifdef  __sparc
  33   33  #include <sys/regset.h>
  34   34  #endif  /* __sparc */
  35   35  #include <sys/types.h>
  36   36  
  37   37  #include <kmdb/kmdb_auxv.h>
  38   38  #include <kmdb/kmdb_dpi.h>
  39   39  #include <mdb/mdb_kreg.h>
  40   40  #include <mdb/mdb_target.h>

  41   41  
  42   42  #ifdef __cplusplus
  43   43  extern "C" {
  44   44  #endif
  45   45  
  46   46  extern jmp_buf *kmdb_dpi_fault_pcb;
  47   47  
  48   48  /*
  49   49   * The routines used by the kmdb side of the DPI to access the saved state
  50   50   * of the current kernel instance, and to control that instance.  A populated
  51   51   * version of this vector is provided by the DPI backend used to control the
  52   52   * machine.  General use of the kmdb DPI is not via direct invocation of the
  53   53   * functions in this ops vector, but rather flows through the convenience
  54   54   * wrappers in kmdb_dpi.c.
  55   55   */
  56   56  struct dpi_ops {
  57   57          int (*dpo_init)(kmdb_auxv_t *);
  58   58  
  59   59          void (*dpo_debugger_activate)(kdi_debugvec_t **, uint_t);
  60   60          void (*dpo_debugger_deactivate)(void);
  61   61  
  62   62          void (*dpo_enter_mon)(void);
  63   63  
  64   64          void (*dpo_modchg_register)(void (*)(struct modctl *, int));
  65   65          void (*dpo_modchg_cancel)(void);
  66   66  
  67   67          int (*dpo_get_cpu_state)(int);
  68   68          int (*dpo_get_master_cpuid)(void);
  69   69  
  70   70          const mdb_tgt_gregset_t *(*dpo_get_gregs)(int);
  71   71          int (*dpo_get_register)(const char *, kreg_t *);
  72   72          int (*dpo_set_register)(const char *, kreg_t);
  73   73  #ifdef __sparc
  74   74          int (*dpo_get_rwin)(int, int, struct rwindow *);
  75   75          int (*dpo_get_nwin)(int);
  76   76  #endif
  77   77  
  78   78          int (*dpo_brkpt_arm)(uintptr_t, mdb_instr_t *);

  79   79          int (*dpo_brkpt_disarm)(uintptr_t, mdb_instr_t);
  80   80  
  81   81          int (*dpo_wapt_validate)(kmdb_wapt_t *);
  82   82          int (*dpo_wapt_reserve)(kmdb_wapt_t *);
  83   83          void (*dpo_wapt_release)(kmdb_wapt_t *);
  84   84          void (*dpo_wapt_arm)(kmdb_wapt_t *);
  85   85          void (*dpo_wapt_disarm)(kmdb_wapt_t *);
  86   86          int (*dpo_wapt_match)(kmdb_wapt_t *);
  87   87  
  88   88          int (*dpo_step)(void);
  89      -#if defined(__i386) || defined(__amd64)
  90      -        void (*dpo_step_branch)(void);
  91      -#endif
  92   89  
  93   90          uintptr_t (*dpo_call)(uintptr_t, uint_t, const uintptr_t *);
  94   91  
  95   92          void (*dpo_dump_crumbs)(uintptr_t, int);
  96   93  
  97      -#if defined(__i386) || defined(__amd64)
  98      -        void (*dpo_msr_add)(const kdi_msr_t *);
  99      -        uint64_t (*dpo_msr_get)(int, uint_t);
 100      -#endif
 101      -
 102   94  #ifdef __sparc
 103   95          void (*dpo_kernpanic)(int);
 104   96  #endif
 105   97  };
 106   98  
 107   99  extern void (*kmdb_dpi_wrintr_fire)(void);
 108  100  
 109  101  extern dpi_ops_t kmdb_dpi_ops;
 110  102  
 111  103  extern void kmdb_dpi_resume_common(int);

 112  104  extern void kmdb_dpi_resume_master(void);
 113  105  
 114  106  /* Used by the debugger to tell the driver how to resume */
 115  107  #define KMDB_DPI_CMD_RESUME_ALL         1       /* Resume all CPUs */
 116  108  #define KMDB_DPI_CMD_RESUME_MASTER      2       /* Resume only master CPU */
 117  109  #define KMDB_DPI_CMD_RESUME_UNLOAD      3       /* Resume for debugger unload */
 118  110  #define KMDB_DPI_CMD_SWITCH_CPU         4       /* Switch to another CPU */
 119  111  #define KMDB_DPI_CMD_FLUSH_CACHES       5       /* Flush slave caches */
 120  112  #define KMDB_DPI_CMD_REBOOT             6       /* Reboot the machine */
 121  113  
 122  114  #ifdef __cplusplus
 123  115  }
 124  116  #endif
 125  117  
 126  118  #endif /* _KMDB_DPI_IMPL_H */

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX