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>

*** 19,44 ****
   * CDDL HEADER END
   */
  /*
   * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #ifndef _KVM_H
  #define _KVM_H
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  /*
   * The kmdb target
   */
  
  #include <mdb/mdb_modapi.h>
  #include <mdb/mdb_target.h>
  #include <kmdb/kmdb_dpi.h>
  #include <kmdb/kvm_isadep.h>
- #include <kmdb/kvm_cpu.h>
  
  #include <sys/kobj.h>
  
  #ifdef __cplusplus
  extern "C" {
--- 19,43 ----
   * CDDL HEADER END
   */
  /*
   * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
+  *
+  * Copyright 2018 Joyent, Inc.
   */
  
  #ifndef _KVM_H
  #define _KVM_H
  
  /*
   * The kmdb target
   */
  
  #include <mdb/mdb_modapi.h>
  #include <mdb/mdb_target.h>
  #include <kmdb/kmdb_dpi.h>
  #include <kmdb/kvm_isadep.h>
  
  #include <sys/kobj.h>
  
  #ifdef __cplusplus
  extern "C" {
*** 84,95 ****
          caddr_t         kmt_writemap;           /* Used to map PAs for writes */
          size_t          kmt_writemapsz;         /* Size of same */
          mdb_map_t       kmt_map;                /* Persistant map for callers */
          ulong_t         *kmt_trapmap;
          size_t          kmt_trapmax;
-         kmt_cpu_t       *kmt_cpu;               /* CPU-specific plugin */
-         int             kmt_cpu_retry;          /* Try CPU detect again? */
          int             kmt_symavail;           /* Symbol resolution allowed */
          uint_t          kmt_narmedbpts;         /* Number of armed brkpts */
  #if defined(__i386) || defined(__amd64)
          struct {
                  GElf_Sym        _kmt_cmnint;
--- 83,92 ----
*** 141,151 ****
  extern ssize_t kmt_writer(void *, size_t, uint64_t);
  extern ssize_t kmt_ioread(mdb_tgt_t *, void *, size_t, uintptr_t);
  extern ssize_t kmt_iowrite(mdb_tgt_t *, const void *, size_t, uintptr_t);
  
  extern int kmt_step_out(mdb_tgt_t *, uintptr_t *);
- extern int kmt_step_branch(mdb_tgt_t *);
  extern int kmt_next(mdb_tgt_t *, uintptr_t *);
  
  extern int kmt_stack(uintptr_t, uint_t, int, const mdb_arg_t *);
  extern int kmt_stackv(uintptr_t, uint_t, int, const mdb_arg_t *);
  extern int kmt_stackr(uintptr_t, uint_t, int, const mdb_arg_t *);
--- 138,147 ----