2 * Copyright (c) 2004 Marcel Moolenaar
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/types.h>
31 #include <machine/pcb.h>
40 #include <gdbthread.h>
45 kgdb_trgt_fetch_registers(int regno __unused)
50 kt = kgdb_thr_lookup(ptid_get_pid(inferior_ptid));
53 if (kvm_read(kvm, kt->pcb, &pcb, sizeof(pcb)) != sizeof(pcb)) {
54 warnx("kvm_read: %s", kvm_geterr(kvm));
55 memset(&pcb, 0, sizeof(pcb));
58 supply_register(9, (char *)&pcb.pcb_context[0]);
59 supply_register(10, (char *)&pcb.pcb_context[1]);
60 supply_register(11, (char *)&pcb.pcb_context[2]);
61 supply_register(12, (char *)&pcb.pcb_context[3]);
62 supply_register(13, (char *)&pcb.pcb_context[4]);
63 supply_register(14, (char *)&pcb.pcb_context[5]);
64 supply_register(15, (char *)&pcb.pcb_context[6]);
65 supply_register(30, (char *)&pcb.pcb_hw.apcb_ksp);
66 supply_register(64, (char *)&pcb.pcb_context[7]);
70 kgdb_trgt_store_registers(int regno __unused)
72 fprintf_unfiltered(gdb_stderr, "XXX: %s\n", __func__);