#ifndef _KDBPRIVATE_H #define _KDBPRIVATE_H /* * Kernel Debugger Architecture Independent Private Headers * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved. * Copyright (c) 2009 Wind River Systems, Inc. All Rights Reserved. */ #include <linux/kgdb.h> #include "../debug_core.h" /* Kernel Debugger Command codes. Must not overlap with error codes. */ #define KDB_CMD_GO … #define KDB_CMD_CPU … #define KDB_CMD_SS … #define KDB_CMD_KGDB … /* Internal debug flags */ #define KDB_DEBUG_FLAG_BP … #define KDB_DEBUG_FLAG_BB_SUMM … #define KDB_DEBUG_FLAG_AR … #define KDB_DEBUG_FLAG_ARA … #define KDB_DEBUG_FLAG_BB … #define KDB_DEBUG_FLAG_STATE … #define KDB_DEBUG_FLAG_MASK … #define KDB_DEBUG_FLAG_SHIFT … #define KDB_DEBUG(flag) … #define KDB_DEBUG_STATE(text, value) … #if BITS_PER_LONG == 32 #define KDB_PLATFORM_ENV … #define kdb_machreg_fmt … #define kdb_machreg_fmt0 … #define kdb_bfd_vma_fmt … #define kdb_bfd_vma_fmt0 … #define kdb_elfw_addr_fmt … #define kdb_elfw_addr_fmt0 … #define kdb_f_count_fmt … #elif BITS_PER_LONG == 64 #define KDB_PLATFORM_ENV … #define kdb_machreg_fmt … #define kdb_machreg_fmt0 … #define kdb_bfd_vma_fmt … #define kdb_bfd_vma_fmt0 … #define kdb_elfw_addr_fmt … #define kdb_elfw_addr_fmt0 … #define kdb_f_count_fmt … #endif /* * KDB_MAXBPT describes the total number of breakpoints * supported by this architecture. */ #define KDB_MAXBPT … /* Symbol table format returned by kallsyms. */ kdb_symtab_t; extern int kallsyms_symbol_next(char *prefix_name, int flag, int buf_size); extern int kallsyms_symbol_complete(char *prefix_name, int max_len); /* Exported Symbols for kernel loadable modules to use. */ extern int kdb_getarea_size(void *, unsigned long, size_t); extern int kdb_putarea_size(unsigned long, void *, size_t); /* * Like get_user and put_user, kdb_getarea and kdb_putarea take variable * names, not pointers. The underlying *_size functions take pointers. */ #define kdb_getarea(x, addr) … #define kdb_putarea(addr, x) … extern int kdb_getphysword(unsigned long *word, unsigned long addr, size_t size); extern int kdb_getword(unsigned long *, unsigned long, size_t); extern int kdb_putword(unsigned long, unsigned long, size_t); extern int kdbgetularg(const char *, unsigned long *); extern int kdbgetu64arg(const char *, u64 *); extern char *kdbgetenv(const char *); extern int kdbgetaddrarg(int, const char **, int*, unsigned long *, long *, char **); extern int kdbgetsymval(const char *, kdb_symtab_t *); extern int kdbnearsym(unsigned long, kdb_symtab_t *); extern char *kdb_strdup(const char *str, gfp_t type); extern void kdb_symbol_print(unsigned long, const kdb_symtab_t *, unsigned int); /* Routine for debugging the debugger state. */ extern void kdb_print_state(const char *, int); extern int kdb_state; #define KDB_STATE_KDB … #define KDB_STATE_LEAVING … #define KDB_STATE_CMD … #define KDB_STATE_KDB_CONTROL … #define KDB_STATE_HOLD_CPU … #define KDB_STATE_DOING_SS … #define KDB_STATE_SSBPT … #define KDB_STATE_REENTRY … #define KDB_STATE_SUPPRESS … #define KDB_STATE_PAGER … #define KDB_STATE_GO_SWITCH … #define KDB_STATE_WAIT_IPI … #define KDB_STATE_RECURSE … #define KDB_STATE_IP_ADJUSTED … #define KDB_STATE_GO1 … #define KDB_STATE_KEYBOARD … #define KDB_STATE_KEXEC … #define KDB_STATE_DOING_KGDB … #define KDB_STATE_KGDB_TRANS … #define KDB_STATE_ARCH … #define KDB_STATE(flag) … #define KDB_STATE_SET(flag) … #define KDB_STATE_CLEAR(flag) … extern int kdb_nextline; /* Current number of lines displayed */ kdb_bp_t; #ifdef CONFIG_KGDB_KDB extern kdb_bp_t kdb_breakpoints[/* KDB_MAXBPT */]; extern void kdb_register_table(kdbtab_t *kp, size_t len); extern int kdb_bt(int, const char **); /* KDB display back trace */ /* KDB breakpoint management functions */ extern void kdb_initbptab(void); extern void kdb_bp_install(struct pt_regs *); extern void kdb_bp_remove(void); kdb_dbtrap_t; extern int kdb_main_loop(kdb_reason_t, kdb_reason_t, int, kdb_dbtrap_t, struct pt_regs *); /* Miscellaneous functions and data areas */ extern int kdb_grepping_flag; #define KDB_GREPPING_FLAG_SEARCH … extern char kdb_grep_string[]; #define KDB_GREP_STRLEN … extern int kdb_grep_leading; extern int kdb_grep_trailing; extern char *kdb_cmds[]; extern char kdb_task_state_char (const struct task_struct *); extern bool kdb_task_state(const struct task_struct *p, const char *mask); extern void kdb_ps_suppressed(void); extern void kdb_ps1(const struct task_struct *p); extern char kdb_getchar(void); extern char *kdb_getstr(char *, size_t, const char *); extern void kdb_gdb_state_pass(char *buf); /* Defines for kdb_symbol_print */ #define KDB_SP_SPACEB … #define KDB_SP_SPACEA … #define KDB_SP_PAREN … #define KDB_SP_VALUE … #define KDB_SP_SYMSIZE … #define KDB_SP_NEWLINE … #define KDB_SP_DEFAULT … #define KDB_TSK(cpu) … #define KDB_TSKREGS(cpu) … #define kdb_task_has_cpu(p) … #define GFP_KDB … extern struct task_struct *kdb_current_task; extern struct pt_regs *kdb_current_regs; #ifdef CONFIG_KDB_KEYBOARD extern void kdb_kbd_cleanup_state(void); #else /* ! CONFIG_KDB_KEYBOARD */ #define kdb_kbd_cleanup_state … #endif /* ! CONFIG_KDB_KEYBOARD */ extern char kdb_prompt_str[]; #define KDB_WORD_SIZE … #endif /* CONFIG_KGDB_KDB */ #define kdb_func_printf(format, args...) … #define kdb_dbg_printf(mask, format, args...) … #endif /* !_KDBPRIVATE_H */
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