return tdesc_aarch64;
}
+/* Convert a native/host siginfo object, into/from the siginfo in the
+ layout of the inferiors' architecture. Returns true if any
+ conversion was done; false otherwise. If DIRECTION is 1, then copy
+ from INF to NATIVE. If DIRECTION is 0, copy from NATIVE to
+ INF. */
+
+static int
+aarch64_linux_siginfo_fixup (siginfo_t *native, gdb_byte *inf, int direction)
+{
+ struct gdbarch *gdbarch = get_frame_arch (get_current_frame ());
+
+ /* Is the inferior 32-bit? If so, then do fixup the siginfo
+ object. */
+ if (gdbarch_bfd_arch_info (gdbarch)->bits_per_word == 32)
+ {
+ if (direction == 0)
+ aarch64_compat_siginfo_from_siginfo ((struct compat_siginfo *) inf,
+ native);
+ else
+ aarch64_siginfo_from_compat_siginfo (native,
+ (struct compat_siginfo *) inf);
+
+ return 1;
+ }
+
+ return 0;
+}
+
/* Returns the number of hardware watchpoints of type TYPE that we can
set. Value is positive if we can set CNT watchpoints, zero if
setting watchpoints of type TYPE is not supported, and negative if
return start <= addr && start + length - 1 >= addr;
}
+/* Implement the "to_can_do_single_step" target_ops method. */
+
+static int
+aarch64_linux_can_do_single_step (struct target_ops *target)
+{
+ return 1;
+}
+
/* Define AArch64 maintenance commands. */
static void
t->to_stopped_data_address = aarch64_linux_stopped_data_address;
t->to_watchpoint_addr_within_range =
aarch64_linux_watchpoint_addr_within_range;
+ t->to_can_do_single_step = aarch64_linux_can_do_single_step;
/* Override the GNU/Linux inferior startup hook. */
super_post_startup_inferior = t->to_post_startup_inferior;
linux_nat_set_new_fork (t, aarch64_linux_new_fork);
linux_nat_set_forget_process (t, aarch64_forget_process);
linux_nat_set_prepare_to_resume (t, aarch64_linux_prepare_to_resume);
+
+ /* Add our siginfo layout converter. */
+ linux_nat_set_siginfo_fixup (t, aarch64_linux_siginfo_fixup);
}