1/*
2 * Copyright (c) 2004 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
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.
14 *
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.
25 */
26
27#include <sys/cdefs.h>
| 1/*
2 * Copyright (c) 2004 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
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.
14 *
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.
25 */
26
27#include <sys/cdefs.h>
|
28__FBSDID("$FreeBSD: head/gnu/usr.bin/gdb/kgdb/trgt_sparc64.c 149119 2005-08-16 05:13:57Z marcel $");
| 28__FBSDID("$FreeBSD: head/gnu/usr.bin/gdb/kgdb/trgt_sparc64.c 149954 2005-09-10 18:25:53Z marcel $");
|
29
30#include <sys/types.h>
31#include <machine/asm.h>
32#include <machine/pcb.h>
33#include <err.h>
34#include <kvm.h>
35#include <string.h>
36
| 29
30#include <sys/types.h>
31#include <machine/asm.h>
32#include <machine/pcb.h>
33#include <err.h>
34#include <kvm.h>
35#include <string.h>
36
|
37#include "kgdb.h"
38
| |
39#include <defs.h>
40#include <target.h>
41#include <gdbthread.h>
42#include <inferior.h>
43#include <regcache.h>
| 37#include <defs.h>
38#include <target.h>
39#include <gdbthread.h>
40#include <inferior.h>
41#include <regcache.h>
|
| 42#include <frame-unwind.h>
|
44#include <sparc-tdep.h>
45#include <sparc64-tdep.h>
46
| 43#include <sparc-tdep.h>
44#include <sparc64-tdep.h>
45
|
| 46#include "kgdb.h"
47
|
47void
48kgdb_trgt_fetch_registers(int regno __unused)
49{
50 struct kthr *kt;
51 struct pcb pcb;
52
53 kt = kgdb_thr_lookup_tid(ptid_get_tid(inferior_ptid));
54 if (kt == NULL)
55 return;
56 if (kvm_read(kvm, kt->pcb, &pcb, sizeof(pcb)) != sizeof(pcb)) {
57 warnx("kvm_read: %s", kvm_geterr(kvm));
58 memset(&pcb, 0, sizeof(pcb));
59 }
60
61 supply_register(SPARC_SP_REGNUM, (char *)&pcb.pcb_sp);
62 sparc_supply_rwindow(current_regcache, pcb.pcb_sp, -1);
63 supply_register(SPARC64_PC_REGNUM, (char *)&pcb.pcb_pc);
64 pcb.pcb_pc += 4;
65 supply_register(SPARC64_NPC_REGNUM, (char *)&pcb.pcb_pc);
66}
67
68void
69kgdb_trgt_store_registers(int regno __unused)
70{
71 fprintf_unfiltered(gdb_stderr, "XXX: %s\n", __func__);
72}
| 48void
49kgdb_trgt_fetch_registers(int regno __unused)
50{
51 struct kthr *kt;
52 struct pcb pcb;
53
54 kt = kgdb_thr_lookup_tid(ptid_get_tid(inferior_ptid));
55 if (kt == NULL)
56 return;
57 if (kvm_read(kvm, kt->pcb, &pcb, sizeof(pcb)) != sizeof(pcb)) {
58 warnx("kvm_read: %s", kvm_geterr(kvm));
59 memset(&pcb, 0, sizeof(pcb));
60 }
61
62 supply_register(SPARC_SP_REGNUM, (char *)&pcb.pcb_sp);
63 sparc_supply_rwindow(current_regcache, pcb.pcb_sp, -1);
64 supply_register(SPARC64_PC_REGNUM, (char *)&pcb.pcb_pc);
65 pcb.pcb_pc += 4;
66 supply_register(SPARC64_NPC_REGNUM, (char *)&pcb.pcb_pc);
67}
68
69void
70kgdb_trgt_store_registers(int regno __unused)
71{
72 fprintf_unfiltered(gdb_stderr, "XXX: %s\n", __func__);
73}
|
| 74
75static void
76kgdb_trgt_trapframe_this_id(struct frame_info *next_frame, void **this_cache,
77 struct frame_id *this_id)
78{
79}
80
81static void
82kgdb_trgt_trapframe_prev_register(struct frame_info *next_frame,
83 void **this_cache, int regnum, int *optimizedp, enum lval_type *lvalp,
84 CORE_ADDR *addrp, int *realnump, void *valuep)
85{
86}
87
88static const struct frame_unwind kgdb_trgt_trapframe_unwind = {
89 UNKNOWN_FRAME,
90 &kgdb_trgt_trapframe_this_id,
91 &kgdb_trgt_trapframe_prev_register
92};
93
94const struct frame_unwind *
95kgdb_trgt_trapframe_sniffer(struct frame_info *next_frame)
96{
97
98 return (NULL);
99}
|
| |