17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 59acbbeafSnn * Common Development and Distribution License (the "License"). 69acbbeafSnn * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22ae115bc7Smrj * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 24*399ca3a7SJohn Levon * 25*399ca3a7SJohn Levon * Copyright 2018 Joyent, Inc. 267c478bd9Sstevel@tonic-gate */ 277c478bd9Sstevel@tonic-gate 287c478bd9Sstevel@tonic-gate #ifndef _KVM_H 297c478bd9Sstevel@tonic-gate #define _KVM_H 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate /* 327c478bd9Sstevel@tonic-gate * The kmdb target 337c478bd9Sstevel@tonic-gate */ 347c478bd9Sstevel@tonic-gate 357c478bd9Sstevel@tonic-gate #include <mdb/mdb_modapi.h> 367c478bd9Sstevel@tonic-gate #include <mdb/mdb_target.h> 377c478bd9Sstevel@tonic-gate #include <kmdb/kmdb_dpi.h> 387c478bd9Sstevel@tonic-gate #include <kmdb/kvm_isadep.h> 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate #include <sys/kobj.h> 417c478bd9Sstevel@tonic-gate 427c478bd9Sstevel@tonic-gate #ifdef __cplusplus 437c478bd9Sstevel@tonic-gate extern "C" { 447c478bd9Sstevel@tonic-gate #endif 457c478bd9Sstevel@tonic-gate 467c478bd9Sstevel@tonic-gate #define KM_F_PRIMARY 1 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate #define KMT_TRAP_NOTENUM -1 /* Glob for unnamed traps */ 497c478bd9Sstevel@tonic-gate #define KMT_TRAP_ALL -2 /* Glob for all traps */ 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate typedef struct kmt_module { 527c478bd9Sstevel@tonic-gate mdb_list_t km_list; /* List forward/back pointers */ 537c478bd9Sstevel@tonic-gate char *km_name; /* Module name */ 547c478bd9Sstevel@tonic-gate char km_seen; 557c478bd9Sstevel@tonic-gate GElf_Ehdr km_ehdr; 567c478bd9Sstevel@tonic-gate 577c478bd9Sstevel@tonic-gate mdb_gelf_symtab_t *km_symtab; 587c478bd9Sstevel@tonic-gate Shdr km_symtab_hdr; 597c478bd9Sstevel@tonic-gate Shdr km_strtab_hdr; 607c478bd9Sstevel@tonic-gate const void *km_symtab_va; 617c478bd9Sstevel@tonic-gate const void *km_strtab_va; 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate uintptr_t km_text_va; 647c478bd9Sstevel@tonic-gate size_t km_text_size; 657c478bd9Sstevel@tonic-gate uintptr_t km_data_va; 667c478bd9Sstevel@tonic-gate size_t km_data_size; 677c478bd9Sstevel@tonic-gate uintptr_t km_bss_va; 687c478bd9Sstevel@tonic-gate size_t km_bss_size; 697c478bd9Sstevel@tonic-gate const void *km_ctf_va; 707c478bd9Sstevel@tonic-gate size_t km_ctf_size; 717c478bd9Sstevel@tonic-gate 727c478bd9Sstevel@tonic-gate ctf_file_t *km_ctfp; 737c478bd9Sstevel@tonic-gate struct modctl km_modctl; 747c478bd9Sstevel@tonic-gate struct module km_module; 757c478bd9Sstevel@tonic-gate int km_flags; 767c478bd9Sstevel@tonic-gate } kmt_module_t; 777c478bd9Sstevel@tonic-gate 787c478bd9Sstevel@tonic-gate typedef struct kmt_data { 797c478bd9Sstevel@tonic-gate const mdb_tgt_regdesc_t *kmt_rds; /* Register description table */ 807c478bd9Sstevel@tonic-gate mdb_nv_t kmt_modules; /* Hash table of modules */ 817c478bd9Sstevel@tonic-gate mdb_list_t kmt_modlist; /* List of mods in load order */ 82ae115bc7Smrj const char *kmt_rtld_name; /* Module containing krtld */ 837c478bd9Sstevel@tonic-gate caddr_t kmt_writemap; /* Used to map PAs for writes */ 847c478bd9Sstevel@tonic-gate size_t kmt_writemapsz; /* Size of same */ 857c478bd9Sstevel@tonic-gate mdb_map_t kmt_map; /* Persistant map for callers */ 867c478bd9Sstevel@tonic-gate ulong_t *kmt_trapmap; 877c478bd9Sstevel@tonic-gate size_t kmt_trapmax; 887c478bd9Sstevel@tonic-gate int kmt_symavail; /* Symbol resolution allowed */ 897c478bd9Sstevel@tonic-gate uint_t kmt_narmedbpts; /* Number of armed brkpts */ 907c478bd9Sstevel@tonic-gate #if defined(__i386) || defined(__amd64) 917c478bd9Sstevel@tonic-gate struct { 927c478bd9Sstevel@tonic-gate GElf_Sym _kmt_cmnint; 937c478bd9Sstevel@tonic-gate GElf_Sym _kmt_cmntrap; 947c478bd9Sstevel@tonic-gate GElf_Sym _kmt_sysenter; 959acbbeafSnn GElf_Sym _kmt_brand_sysenter; 967c478bd9Sstevel@tonic-gate #if defined(__amd64) 977c478bd9Sstevel@tonic-gate GElf_Sym _kmt_syscall; 989acbbeafSnn GElf_Sym _kmt_brand_syscall; 997c478bd9Sstevel@tonic-gate #endif 1007c478bd9Sstevel@tonic-gate } kmt_intrsyms; 1017c478bd9Sstevel@tonic-gate #endif 1027c478bd9Sstevel@tonic-gate } kmt_data_t; 1037c478bd9Sstevel@tonic-gate 1047c478bd9Sstevel@tonic-gate #if defined(__i386) || defined(__amd64) 1057c478bd9Sstevel@tonic-gate #define kmt_cmnint kmt_intrsyms._kmt_cmnint 1067c478bd9Sstevel@tonic-gate #define kmt_cmntrap kmt_intrsyms._kmt_cmntrap 1077c478bd9Sstevel@tonic-gate #endif 1087c478bd9Sstevel@tonic-gate 1097c478bd9Sstevel@tonic-gate typedef struct kmt_defbp { 1107c478bd9Sstevel@tonic-gate mdb_list_t dbp_bplist; 1117c478bd9Sstevel@tonic-gate char *dbp_objname; 1127c478bd9Sstevel@tonic-gate char *dbp_symname; 1137c478bd9Sstevel@tonic-gate int dbp_ref; 1147c478bd9Sstevel@tonic-gate } kmt_defbp_t; 1157c478bd9Sstevel@tonic-gate 1167c478bd9Sstevel@tonic-gate typedef struct kmt_brkpt { 1177c478bd9Sstevel@tonic-gate uintptr_t kb_addr; /* Breakpoint address */ 1187c478bd9Sstevel@tonic-gate mdb_instr_t kb_oinstr; /* Replaced instruction */ 1197c478bd9Sstevel@tonic-gate } kmt_brkpt_t; 1207c478bd9Sstevel@tonic-gate 1217c478bd9Sstevel@tonic-gate typedef struct kmt_bparg { 1227c478bd9Sstevel@tonic-gate uintptr_t ka_addr; /* Explicit address */ 1237c478bd9Sstevel@tonic-gate char *ka_symbol; /* Symbolic name */ 1247c478bd9Sstevel@tonic-gate kmt_defbp_t *ka_defbp; 1257c478bd9Sstevel@tonic-gate } kmt_bparg_t; 1267c478bd9Sstevel@tonic-gate 1277c478bd9Sstevel@tonic-gate extern void kmt_printregs(const mdb_tgt_gregset_t *gregs); 1287c478bd9Sstevel@tonic-gate 1297c478bd9Sstevel@tonic-gate extern const char *kmt_def_dismode(void); 1307c478bd9Sstevel@tonic-gate 1317c478bd9Sstevel@tonic-gate extern void kmt_init_isadep(mdb_tgt_t *); 1327c478bd9Sstevel@tonic-gate extern void kmt_startup_isadep(mdb_tgt_t *); 1337c478bd9Sstevel@tonic-gate 1347c478bd9Sstevel@tonic-gate extern ssize_t kmt_write(mdb_tgt_t *, const void *, size_t, uintptr_t); 1357c478bd9Sstevel@tonic-gate extern ssize_t kmt_pwrite(mdb_tgt_t *, const void *, size_t, physaddr_t); 1367c478bd9Sstevel@tonic-gate extern ssize_t kmt_rw(mdb_tgt_t *, void *, size_t, uint64_t, 1377c478bd9Sstevel@tonic-gate ssize_t (*)(void *, size_t, uint64_t)); 1387c478bd9Sstevel@tonic-gate extern ssize_t kmt_writer(void *, size_t, uint64_t); 1397c478bd9Sstevel@tonic-gate extern ssize_t kmt_ioread(mdb_tgt_t *, void *, size_t, uintptr_t); 1407c478bd9Sstevel@tonic-gate extern ssize_t kmt_iowrite(mdb_tgt_t *, const void *, size_t, uintptr_t); 1417c478bd9Sstevel@tonic-gate 1427c478bd9Sstevel@tonic-gate extern int kmt_step_out(mdb_tgt_t *, uintptr_t *); 1437c478bd9Sstevel@tonic-gate extern int kmt_next(mdb_tgt_t *, uintptr_t *); 1447c478bd9Sstevel@tonic-gate 1457c478bd9Sstevel@tonic-gate extern int kmt_stack(uintptr_t, uint_t, int, const mdb_arg_t *); 1467c478bd9Sstevel@tonic-gate extern int kmt_stackv(uintptr_t, uint_t, int, const mdb_arg_t *); 1477c478bd9Sstevel@tonic-gate extern int kmt_stackr(uintptr_t, uint_t, int, const mdb_arg_t *); 1487c478bd9Sstevel@tonic-gate extern int kmt_cpustack(uintptr_t, uint_t, int, const mdb_arg_t *, int, int); 1497c478bd9Sstevel@tonic-gate 1507c478bd9Sstevel@tonic-gate extern const char *kmt_trapname(int); 1517c478bd9Sstevel@tonic-gate 1527c478bd9Sstevel@tonic-gate #ifdef __cplusplus 1537c478bd9Sstevel@tonic-gate } 1547c478bd9Sstevel@tonic-gate #endif 1557c478bd9Sstevel@tonic-gate 1567c478bd9Sstevel@tonic-gate #endif /* _KVM_H */ 157