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 5ae115bc7Smrj * Common Development and Distribution License (the "License"). 6ae115bc7Smrj * 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 _KMDB_DPI_IMPL_H 297c478bd9Sstevel@tonic-gate #define _KMDB_DPI_IMPL_H 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate #include <setjmp.h> 327c478bd9Sstevel@tonic-gate #ifdef __sparc 337c478bd9Sstevel@tonic-gate #include <sys/regset.h> 347c478bd9Sstevel@tonic-gate #endif /* __sparc */ 357c478bd9Sstevel@tonic-gate #include <sys/types.h> 367c478bd9Sstevel@tonic-gate 377c478bd9Sstevel@tonic-gate #include <kmdb/kmdb_auxv.h> 387c478bd9Sstevel@tonic-gate #include <kmdb/kmdb_dpi.h> 397c478bd9Sstevel@tonic-gate #include <mdb/mdb_kreg.h> 407c478bd9Sstevel@tonic-gate #include <mdb/mdb_target.h> 417c478bd9Sstevel@tonic-gate 427c478bd9Sstevel@tonic-gate #ifdef __cplusplus 437c478bd9Sstevel@tonic-gate extern "C" { 447c478bd9Sstevel@tonic-gate #endif 457c478bd9Sstevel@tonic-gate 467c478bd9Sstevel@tonic-gate extern jmp_buf *kmdb_dpi_fault_pcb; 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate /* 497c478bd9Sstevel@tonic-gate * The routines used by the kmdb side of the DPI to access the saved state 507c478bd9Sstevel@tonic-gate * of the current kernel instance, and to control that instance. A populated 517c478bd9Sstevel@tonic-gate * version of this vector is provided by the DPI backend used to control the 527c478bd9Sstevel@tonic-gate * machine. General use of the kmdb DPI is not via direct invocation of the 537c478bd9Sstevel@tonic-gate * functions in this ops vector, but rather flows through the convenience 547c478bd9Sstevel@tonic-gate * wrappers in kmdb_dpi.c. 557c478bd9Sstevel@tonic-gate */ 567c478bd9Sstevel@tonic-gate struct dpi_ops { 577c478bd9Sstevel@tonic-gate int (*dpo_init)(kmdb_auxv_t *); 587c478bd9Sstevel@tonic-gate 597c478bd9Sstevel@tonic-gate void (*dpo_debugger_activate)(kdi_debugvec_t **, uint_t); 607c478bd9Sstevel@tonic-gate void (*dpo_debugger_deactivate)(void); 617c478bd9Sstevel@tonic-gate 627c478bd9Sstevel@tonic-gate void (*dpo_enter_mon)(void); 637c478bd9Sstevel@tonic-gate 647c478bd9Sstevel@tonic-gate void (*dpo_modchg_register)(void (*)(struct modctl *, int)); 657c478bd9Sstevel@tonic-gate void (*dpo_modchg_cancel)(void); 667c478bd9Sstevel@tonic-gate 677c478bd9Sstevel@tonic-gate int (*dpo_get_cpu_state)(int); 687c478bd9Sstevel@tonic-gate int (*dpo_get_master_cpuid)(void); 697c478bd9Sstevel@tonic-gate 707c478bd9Sstevel@tonic-gate const mdb_tgt_gregset_t *(*dpo_get_gregs)(int); 71acbc304dSjohnlev int (*dpo_get_register)(const char *, kreg_t *); 72acbc304dSjohnlev int (*dpo_set_register)(const char *, kreg_t); 737c478bd9Sstevel@tonic-gate #ifdef __sparc 747c478bd9Sstevel@tonic-gate int (*dpo_get_rwin)(int, int, struct rwindow *); 757c478bd9Sstevel@tonic-gate int (*dpo_get_nwin)(int); 767c478bd9Sstevel@tonic-gate #endif 777c478bd9Sstevel@tonic-gate 787c478bd9Sstevel@tonic-gate int (*dpo_brkpt_arm)(uintptr_t, mdb_instr_t *); 797c478bd9Sstevel@tonic-gate int (*dpo_brkpt_disarm)(uintptr_t, mdb_instr_t); 807c478bd9Sstevel@tonic-gate 817c478bd9Sstevel@tonic-gate int (*dpo_wapt_validate)(kmdb_wapt_t *); 827c478bd9Sstevel@tonic-gate int (*dpo_wapt_reserve)(kmdb_wapt_t *); 837c478bd9Sstevel@tonic-gate void (*dpo_wapt_release)(kmdb_wapt_t *); 847c478bd9Sstevel@tonic-gate void (*dpo_wapt_arm)(kmdb_wapt_t *); 857c478bd9Sstevel@tonic-gate void (*dpo_wapt_disarm)(kmdb_wapt_t *); 867c478bd9Sstevel@tonic-gate int (*dpo_wapt_match)(kmdb_wapt_t *); 877c478bd9Sstevel@tonic-gate 887c478bd9Sstevel@tonic-gate int (*dpo_step)(void); 897c478bd9Sstevel@tonic-gate 907c478bd9Sstevel@tonic-gate uintptr_t (*dpo_call)(uintptr_t, uint_t, const uintptr_t *); 917c478bd9Sstevel@tonic-gate 927c478bd9Sstevel@tonic-gate void (*dpo_dump_crumbs)(uintptr_t, int); 937c478bd9Sstevel@tonic-gate 947c478bd9Sstevel@tonic-gate #ifdef __sparc 957c478bd9Sstevel@tonic-gate void (*dpo_kernpanic)(int); 967c478bd9Sstevel@tonic-gate #endif 977c478bd9Sstevel@tonic-gate }; 987c478bd9Sstevel@tonic-gate 997c478bd9Sstevel@tonic-gate extern void (*kmdb_dpi_wrintr_fire)(void); 1007c478bd9Sstevel@tonic-gate 1017c478bd9Sstevel@tonic-gate extern dpi_ops_t kmdb_dpi_ops; 1027c478bd9Sstevel@tonic-gate 1037c478bd9Sstevel@tonic-gate extern void kmdb_dpi_resume_common(int); 1047c478bd9Sstevel@tonic-gate extern void kmdb_dpi_resume_master(void); 1057c478bd9Sstevel@tonic-gate 1067c478bd9Sstevel@tonic-gate /* Used by the debugger to tell the driver how to resume */ 1077c478bd9Sstevel@tonic-gate #define KMDB_DPI_CMD_RESUME_ALL 1 /* Resume all CPUs */ 1087c478bd9Sstevel@tonic-gate #define KMDB_DPI_CMD_RESUME_MASTER 2 /* Resume only master CPU */ 1097c478bd9Sstevel@tonic-gate #define KMDB_DPI_CMD_RESUME_UNLOAD 3 /* Resume for debugger unload */ 1107c478bd9Sstevel@tonic-gate #define KMDB_DPI_CMD_SWITCH_CPU 4 /* Switch to another CPU */ 1117c478bd9Sstevel@tonic-gate #define KMDB_DPI_CMD_FLUSH_CACHES 5 /* Flush slave caches */ 1127c478bd9Sstevel@tonic-gate #define KMDB_DPI_CMD_REBOOT 6 /* Reboot the machine */ 1137c478bd9Sstevel@tonic-gate 1147c478bd9Sstevel@tonic-gate #ifdef __cplusplus 1157c478bd9Sstevel@tonic-gate } 1167c478bd9Sstevel@tonic-gate #endif 1177c478bd9Sstevel@tonic-gate 1187c478bd9Sstevel@tonic-gate #endif /* _KMDB_DPI_IMPL_H */ 119