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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 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" {
#endif
#define KM_F_PRIMARY 1
#define KMT_TRAP_NOTENUM -1 /* Glob for unnamed traps */
#define KMT_TRAP_ALL -2 /* Glob for all traps */
typedef struct kmt_module {
mdb_list_t km_list; /* List forward/back pointers */
char *km_name; /* Module name */
char km_seen;
GElf_Ehdr km_ehdr;
mdb_gelf_symtab_t *km_symtab;
Shdr km_symtab_hdr;
Shdr km_strtab_hdr;
const void *km_symtab_va;
const void *km_strtab_va;
uintptr_t km_text_va;
size_t km_text_size;
uintptr_t km_data_va;
size_t km_data_size;
uintptr_t km_bss_va;
size_t km_bss_size;
const void *km_ctf_va;
size_t km_ctf_size;
ctf_file_t *km_ctfp;
struct modctl km_modctl;
struct module km_module;
int km_flags;
} kmt_module_t;
typedef struct kmt_data {
const mdb_tgt_regdesc_t *kmt_rds; /* Register description table */
mdb_nv_t kmt_modules; /* Hash table of modules */
mdb_list_t kmt_modlist; /* List of mods in load order */
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;
GElf_Sym _kmt_cmntrap;
GElf_Sym _kmt_sysenter;
GElf_Sym _kmt_brand_sysenter;
#if defined(__amd64)
GElf_Sym _kmt_syscall;
GElf_Sym _kmt_brand_syscall;
#endif
} kmt_intrsyms;
#endif
} kmt_data_t;
#if defined(__i386) || defined(__amd64)
#define kmt_cmnint kmt_intrsyms._kmt_cmnint
#define kmt_cmntrap kmt_intrsyms._kmt_cmntrap
#endif
typedef struct kmt_defbp {
mdb_list_t dbp_bplist;
char *dbp_objname;
char *dbp_symname;
int dbp_ref;
} kmt_defbp_t;
typedef struct kmt_brkpt {
uintptr_t kb_addr; /* Breakpoint address */
mdb_instr_t kb_oinstr; /* Replaced instruction */
} kmt_brkpt_t;
typedef struct kmt_bparg {
uintptr_t ka_addr; /* Explicit address */
char *ka_symbol; /* Symbolic name */
kmt_defbp_t *ka_defbp;
} kmt_bparg_t;
extern void kmt_printregs(const mdb_tgt_gregset_t *gregs);
extern const char *kmt_def_dismode(void);
extern void kmt_init_isadep(mdb_tgt_t *);
extern void kmt_startup_isadep(mdb_tgt_t *);
extern ssize_t kmt_write(mdb_tgt_t *, const void *, size_t, uintptr_t);
extern ssize_t kmt_pwrite(mdb_tgt_t *, const void *, size_t, physaddr_t);
extern ssize_t kmt_rw(mdb_tgt_t *, void *, size_t, uint64_t,
ssize_t (*)(void *, size_t, uint64_t));
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 *);
extern int kmt_cpustack(uintptr_t, uint_t, int, const mdb_arg_t *, int, int);
extern const char *kmt_trapname(int);
#ifdef __cplusplus
}
#endif
#endif /* _KVM_H */
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