^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) #ifndef _KDBPRIVATE_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) #define _KDBPRIVATE_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Kernel Debugger Architecture Independent Private Headers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * This file is subject to the terms and conditions of the GNU General Public
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * License. See the file "COPYING" in the main directory of this archive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * for more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * Copyright (c) 2009 Wind River Systems, Inc. All Rights Reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/kgdb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "../debug_core.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) /* Kernel Debugger Command codes. Must not overlap with error codes. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define KDB_CMD_GO (-1001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define KDB_CMD_CPU (-1002)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define KDB_CMD_SS (-1003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define KDB_CMD_KGDB (-1005)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) /* Internal debug flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define KDB_DEBUG_FLAG_BP 0x0002 /* Breakpoint subsystem debug */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define KDB_DEBUG_FLAG_BB_SUMM 0x0004 /* Basic block analysis, summary only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define KDB_DEBUG_FLAG_AR 0x0008 /* Activation record, generic */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define KDB_DEBUG_FLAG_ARA 0x0010 /* Activation record, arch specific */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define KDB_DEBUG_FLAG_BB 0x0020 /* All basic block analysis */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define KDB_DEBUG_FLAG_STATE 0x0040 /* State flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define KDB_DEBUG_FLAG_MASK 0xffff /* All debug flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define KDB_DEBUG_FLAG_SHIFT 16 /* Shift factor for dbflags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define KDB_DEBUG(flag) (kdb_flags & \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) (KDB_DEBUG_FLAG_##flag << KDB_DEBUG_FLAG_SHIFT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define KDB_DEBUG_STATE(text, value) if (KDB_DEBUG(STATE)) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) kdb_print_state(text, value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #if BITS_PER_LONG == 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define KDB_PLATFORM_ENV "BYTESPERWORD=4"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define kdb_machreg_fmt "0x%lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define kdb_machreg_fmt0 "0x%08lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define kdb_bfd_vma_fmt "0x%lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #define kdb_bfd_vma_fmt0 "0x%08lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define kdb_elfw_addr_fmt "0x%x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define kdb_elfw_addr_fmt0 "0x%08x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define kdb_f_count_fmt "%d"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #elif BITS_PER_LONG == 64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define KDB_PLATFORM_ENV "BYTESPERWORD=8"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define kdb_machreg_fmt "0x%lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define kdb_machreg_fmt0 "0x%016lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define kdb_bfd_vma_fmt "0x%lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define kdb_bfd_vma_fmt0 "0x%016lx"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define kdb_elfw_addr_fmt "0x%x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define kdb_elfw_addr_fmt0 "0x%016x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define kdb_f_count_fmt "%ld"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) * KDB_MAXBPT describes the total number of breakpoints
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) * supported by this architecure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define KDB_MAXBPT 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) /* Symbol table format returned by kallsyms. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) typedef struct __ksymtab {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) unsigned long value; /* Address of symbol */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) const char *mod_name; /* Module containing symbol or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) * "kernel" */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) unsigned long mod_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) unsigned long mod_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) const char *sec_name; /* Section containing symbol */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) unsigned long sec_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) unsigned long sec_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) const char *sym_name; /* Full symbol name, including
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) * any version */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) unsigned long sym_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) unsigned long sym_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) } kdb_symtab_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) extern int kallsyms_symbol_next(char *prefix_name, int flag, int buf_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) extern int kallsyms_symbol_complete(char *prefix_name, int max_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) /* Exported Symbols for kernel loadable modules to use. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) extern int kdb_getarea_size(void *, unsigned long, size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) extern int kdb_putarea_size(unsigned long, void *, size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) * Like get_user and put_user, kdb_getarea and kdb_putarea take variable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) * names, not pointers. The underlying *_size functions take pointers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #define kdb_getarea(x, addr) kdb_getarea_size(&(x), addr, sizeof((x)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #define kdb_putarea(addr, x) kdb_putarea_size(addr, &(x), sizeof((x)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) extern int kdb_getphysword(unsigned long *word,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) unsigned long addr, size_t size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) extern int kdb_getword(unsigned long *, unsigned long, size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) extern int kdb_putword(unsigned long, unsigned long, size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) extern int kdbgetularg(const char *, unsigned long *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) extern int kdbgetu64arg(const char *, u64 *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) extern char *kdbgetenv(const char *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) extern int kdbgetaddrarg(int, const char **, int*, unsigned long *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) long *, char **);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) extern int kdbgetsymval(const char *, kdb_symtab_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) extern int kdbnearsym(unsigned long, kdb_symtab_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) extern void kdbnearsym_cleanup(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) extern char *kdb_strdup(const char *str, gfp_t type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) extern void kdb_symbol_print(unsigned long, const kdb_symtab_t *, unsigned int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) /* Routine for debugging the debugger state. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) extern void kdb_print_state(const char *, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) extern int kdb_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #define KDB_STATE_KDB 0x00000001 /* Cpu is inside kdb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) #define KDB_STATE_LEAVING 0x00000002 /* Cpu is leaving kdb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) #define KDB_STATE_CMD 0x00000004 /* Running a kdb command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) #define KDB_STATE_KDB_CONTROL 0x00000008 /* This cpu is under
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) * kdb control */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) #define KDB_STATE_HOLD_CPU 0x00000010 /* Hold this cpu inside kdb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) #define KDB_STATE_DOING_SS 0x00000020 /* Doing ss command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) #define KDB_STATE_SSBPT 0x00000080 /* Install breakpoint
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) * after one ss, independent of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) * DOING_SS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) #define KDB_STATE_REENTRY 0x00000100 /* Valid re-entry into kdb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) #define KDB_STATE_SUPPRESS 0x00000200 /* Suppress error messages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) #define KDB_STATE_PAGER 0x00000400 /* pager is available */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) #define KDB_STATE_GO_SWITCH 0x00000800 /* go is switching
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) * back to initial cpu */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) #define KDB_STATE_WAIT_IPI 0x00002000 /* Waiting for kdb_ipi() NMI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) #define KDB_STATE_RECURSE 0x00004000 /* Recursive entry to kdb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) #define KDB_STATE_IP_ADJUSTED 0x00008000 /* Restart IP has been
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) * adjusted */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #define KDB_STATE_GO1 0x00010000 /* go only releases one cpu */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) #define KDB_STATE_KEYBOARD 0x00020000 /* kdb entered via
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) * keyboard on this cpu */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) #define KDB_STATE_KEXEC 0x00040000 /* kexec issued */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) #define KDB_STATE_DOING_KGDB 0x00080000 /* kgdb enter now issued */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) #define KDB_STATE_KGDB_TRANS 0x00200000 /* Transition to kgdb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #define KDB_STATE_ARCH 0xff000000 /* Reserved for arch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) * specific use */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) #define KDB_STATE(flag) (kdb_state & KDB_STATE_##flag)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) #define KDB_STATE_SET(flag) ((void)(kdb_state |= KDB_STATE_##flag))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) #define KDB_STATE_CLEAR(flag) ((void)(kdb_state &= ~KDB_STATE_##flag))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) extern int kdb_nextline; /* Current number of lines displayed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) typedef struct _kdb_bp {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) unsigned long bp_addr; /* Address breakpoint is present at */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) unsigned int bp_free:1; /* This entry is available */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) unsigned int bp_enabled:1; /* Breakpoint is active in register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) unsigned int bp_type:4; /* Uses hardware register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) unsigned int bp_installed:1; /* Breakpoint is installed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) unsigned int bp_delay:1; /* Do delayed bp handling */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) unsigned int bp_delayed:1; /* Delayed breakpoint */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) unsigned int bph_length; /* HW break length */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) } kdb_bp_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) #ifdef CONFIG_KGDB_KDB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) extern kdb_bp_t kdb_breakpoints[/* KDB_MAXBPT */];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) /* The KDB shell command table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) typedef struct _kdbtab {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) char *cmd_name; /* Command name */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) kdb_func_t cmd_func; /* Function to execute command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) char *cmd_usage; /* Usage String for this command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) char *cmd_help; /* Help message for this command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) short cmd_minlen; /* Minimum legal # command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) * chars required */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) kdb_cmdflags_t cmd_flags; /* Command behaviour flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) } kdbtab_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) extern int kdb_bt(int, const char **); /* KDB display back trace */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) /* KDB breakpoint management functions */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) extern void kdb_initbptab(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) extern void kdb_bp_install(struct pt_regs *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) extern void kdb_bp_remove(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) typedef enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) KDB_DB_BPT, /* Breakpoint */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) KDB_DB_SS, /* Single-step trap */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) KDB_DB_SSBPT, /* Single step over breakpoint */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) KDB_DB_NOBPT /* Spurious breakpoint */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) } kdb_dbtrap_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) extern int kdb_main_loop(kdb_reason_t, kdb_reason_t,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) int, kdb_dbtrap_t, struct pt_regs *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) /* Miscellaneous functions and data areas */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) extern int kdb_grepping_flag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) #define KDB_GREPPING_FLAG_SEARCH 0x8000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) extern char kdb_grep_string[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) #define KDB_GREP_STRLEN 256
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) extern int kdb_grep_leading;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) extern int kdb_grep_trailing;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) extern char *kdb_cmds[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) extern unsigned long kdb_task_state_string(const char *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) extern char kdb_task_state_char (const struct task_struct *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) extern unsigned long kdb_task_state(const struct task_struct *p,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) unsigned long mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) extern void kdb_ps_suppressed(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) extern void kdb_ps1(const struct task_struct *p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) extern void kdb_print_nameval(const char *name, unsigned long val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) extern void kdb_send_sig(struct task_struct *p, int sig);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) extern void kdb_meminfo_proc_show(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) extern char kdb_getchar(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) extern char *kdb_getstr(char *, size_t, const char *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) extern void kdb_gdb_state_pass(char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) /* Defines for kdb_symbol_print */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) #define KDB_SP_SPACEB 0x0001 /* Space before string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) #define KDB_SP_SPACEA 0x0002 /* Space after string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) #define KDB_SP_PAREN 0x0004 /* Parenthesis around string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) #define KDB_SP_VALUE 0x0008 /* Print the value of the address */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) #define KDB_SP_SYMSIZE 0x0010 /* Print the size of the symbol */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) #define KDB_SP_NEWLINE 0x0020 /* Newline after string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) #define KDB_SP_DEFAULT (KDB_SP_VALUE|KDB_SP_PAREN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) #define KDB_TSK(cpu) kgdb_info[cpu].task
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) #define KDB_TSKREGS(cpu) kgdb_info[cpu].debuggerinfo
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) extern struct task_struct *kdb_curr_task(int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) #define kdb_task_has_cpu(p) (task_curr(p))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) #define GFP_KDB (in_dbg_master() ? GFP_ATOMIC : GFP_KERNEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) extern void *debug_kmalloc(size_t size, gfp_t flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) extern void debug_kfree(void *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) extern void debug_kusage(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) extern struct task_struct *kdb_current_task;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) extern struct pt_regs *kdb_current_regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) #ifdef CONFIG_KDB_KEYBOARD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) extern void kdb_kbd_cleanup_state(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) #else /* ! CONFIG_KDB_KEYBOARD */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) #define kdb_kbd_cleanup_state()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) #endif /* ! CONFIG_KDB_KEYBOARD */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) #ifdef CONFIG_MODULES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) extern struct list_head *kdb_modules;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) #endif /* CONFIG_MODULES */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) extern char kdb_prompt_str[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) #define KDB_WORD_SIZE ((int)sizeof(unsigned long))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) #endif /* CONFIG_KGDB_KDB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) #endif /* !_KDBPRIVATE_H */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags