/* Target-dependent code for GNU/Linux, architecture independent.
- Copyright (C) 2009-2014 Free Software Foundation, Inc.
+ Copyright (C) 2009-2020 Free Software Foundation, Inc.
This file is part of GDB.
struct regcache;
+/* Enum used to define the extra fields of the siginfo type used by an
+ architecture. */
+enum linux_siginfo_extra_field_values
+{
+ /* Add bound fields into the segmentation fault field. */
+ LINUX_SIGINFO_FIELD_ADDR_BND = 1
+};
+
+/* Defines a type for the values defined in linux_siginfo_extra_field_values. */
+DEF_ENUM_FLAGS_TYPE (enum linux_siginfo_extra_field_values,
+ linux_siginfo_extra_fields);
+
+/* This function is suitable for architectures that
+ extend/override the standard siginfo in a specific way. */
+struct type *linux_get_siginfo_type_with_fields (struct gdbarch *gdbarch,
+ linux_siginfo_extra_fields);
+
typedef char *(*linux_collect_thread_registers_ftype) (const struct regcache *,
ptid_t,
bfd *, char *, int *,
enum gdb_signal);
-char *linux_make_corefile_notes (struct gdbarch *, bfd *, int *,
- linux_collect_thread_registers_ftype);
-
-struct type *linux_get_siginfo_type (struct gdbarch *);
-
extern enum gdb_signal linux_gdb_signal_from_target (struct gdbarch *gdbarch,
int signal);
extern int linux_gdb_signal_to_target (struct gdbarch *gdbarch,
enum gdb_signal signal);
+/* Default GNU/Linux implementation of `displaced_step_location', as
+ defined in gdbarch.h. Determines the entry point from AT_ENTRY in
+ the target auxiliary vector. */
+extern CORE_ADDR linux_displaced_step_location (struct gdbarch *gdbarch);
+
extern void linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch);
extern int linux_is_uclinux (void);
+/* Fetch the AT_HWCAP entry from the auxv vector for the given TARGET. On
+ error, 0 is returned. */
+extern CORE_ADDR linux_get_hwcap (struct target_ops *target);
+
+/* Fetch the AT_HWCAP2 entry from the auxv vector for the given TARGET. On
+ error, 0 is returned. */
+extern CORE_ADDR linux_get_hwcap2 (struct target_ops *target);
+
#endif /* linux-tdep.h */