/* GNU/Linux/BFIN specific low level interface, for the remote server for GDB.
- Copyright (C) 2005-2013 Free Software Foundation, Inc.
+ Copyright (C) 2005-2015 Free Software Foundation, Inc.
Contributed by Analog Devices, Inc.
#include "server.h"
#include "linux-low.h"
-#include "libiberty.h"
#include <asm/ptrace.h>
/* Defined in auto-generated file reg-bfin.c. */
void init_registers_bfin (void);
+extern const struct target_desc *tdesc_bfin;
static int bfin_regmap[] =
{
}
#define bfin_breakpoint_len 2
-static const unsigned char bfin_breakpoint[bfin_breakpoint_len] = {0xa1, 0x00};
+static const gdb_byte bfin_breakpoint[bfin_breakpoint_len] = {0xa1, 0x00};
+
+/* Implementation of linux_target_ops method "sw_breakpoint_from_kind". */
+
+static const gdb_byte *
+bfin_sw_breakpoint_from_kind (int kind, int *size)
+{
+ *size = bfin_breakpoint_len;
+ return bfin_breakpoint;
+}
static int
bfin_breakpoint_at (CORE_ADDR where)
return 0;
}
+static void
+bfin_arch_setup (void)
+{
+ current_process ()->tdesc = tdesc_bfin;
+}
+
+/* Support for hardware single step. */
+
+static int
+bfin_supports_hardware_single_step (void)
+{
+ return 1;
+}
+
+static struct usrregs_info bfin_usrregs_info =
+ {
+ bfin_num_regs,
+ bfin_regmap,
+ };
+
+static struct regs_info regs_info =
+ {
+ NULL, /* regset_bitmap */
+ &bfin_usrregs_info,
+ };
+
+static const struct regs_info *
+bfin_regs_info (void)
+{
+ return ®s_info;
+}
+
struct linux_target_ops the_low_target = {
- init_registers_bfin,
- bfin_num_regs,
- bfin_regmap,
- NULL,
+ bfin_arch_setup,
+ bfin_regs_info,
bfin_cannot_fetch_register,
bfin_cannot_store_register,
NULL, /* fetch_register */
bfin_get_pc,
bfin_set_pc,
- bfin_breakpoint,
- bfin_breakpoint_len,
- NULL, /* breakpoint_reinsert_addr */
+ NULL, /* breakpoint_kind_from_pc */
+ bfin_sw_breakpoint_from_kind,
+ NULL, /* get_next_pcs */
2,
bfin_breakpoint_at,
+ NULL, /* supports_z_point_type */
+ NULL, /* insert_point */
+ NULL, /* remove_point */
+ NULL, /* stopped_by_watchpoint */
+ NULL, /* stopped_data_address */
+ NULL, /* collect_ptrace_register */
+ NULL, /* supply_ptrace_register */
+ NULL, /* siginfo_fixup */
+ NULL, /* new_process */
+ NULL, /* new_thread */
+ NULL, /* new_fork */
+ NULL, /* prepare_to_resume */
+ NULL, /* process_qsupported */
+ NULL, /* supports_tracepoints */
+ NULL, /* get_thread_area */
+ NULL, /* install_fast_tracepoint_jump_pad */
+ NULL, /* emit_ops */
+ NULL, /* get_min_fast_tracepoint_insn_len */
+ NULL, /* supports_range_stepping */
+ NULL, /* breakpoint_kind_from_current_state */
+ bfin_supports_hardware_single_step,
};
+
+
+void
+initialize_low_arch (void)
+{
+ init_registers_bfin ();
+}