1/*
2 * Copyright 2015 LabWare
3 * Copyright 2014 Google, Inc.
4 * Copyright (c) 2007 The Hewlett-Packard Development Company
5 * All rights reserved.
6 *
7 * The license below extends only to copyright in the software and shall
8 * not be construed as granting a license to any other intellectual
9 * property including but not limited to intellectual property relating
10 * to a hardware implementation of the functionality of the software
11 * licensed hereunder. You may use the software subject to the license
12 * terms below provided that you ensure that this notice is replicated
13 * unmodified and in its entirety in all distributions of the software,
14 * modified or unmodified, in source code or in binary form.
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions are
18 * met: redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer;
20 * redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution;
23 * neither the name of the copyright holders nor the names of its
24 * contributors may be used to endorse or promote products derived from
25 * this software without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 *
39 * Authors: Gabe Black
40 * Boris Shingarov
41 */
42
43#ifndef __ARCH_X86_REMOTEGDB_HH__
44#define __ARCH_X86_REMOTEGDB_HH__
45
46#include <algorithm>
47
48#include "arch/x86/types.hh"
49#include "base/remote_gdb.hh"
50
51class System;
52class ThreadContext;
53
54namespace X86ISA
55{
56class RemoteGDB : public BaseRemoteGDB
57{
58 protected:
59 bool acc(Addr addr, size_t len);
60 bool checkBpLen(size_t len) { return len == 1; }
61 class X86GdbRegCache : public BaseGdbRegCache
62 {
63 using BaseGdbRegCache::BaseGdbRegCache;
64 private:
65 struct {
66 uint32_t eax;
67 uint32_t ecx;
68 uint32_t edx;
69 uint32_t ebx;
70 uint32_t esp;
71 uint32_t ebp;
72 uint32_t esi;
73 uint32_t edi;
74 uint32_t eip;
75 uint32_t eflags;
76 uint32_t cs;
77 uint32_t ss;
78 uint32_t ds;
79 uint32_t es;
80 uint32_t fs;
81 uint32_t gs;
82 } r;
83 public:
84 char *data() const { return (char *)&r; }
85 size_t size() const { return sizeof(r); }
86 void getRegs(ThreadContext*);
87 void setRegs(ThreadContext*) const;
88 const std::string
89 name() const
90 {
91 return gdb->name() + ".X86GdbRegCache";
92 }
93 };
94
95 class AMD64GdbRegCache : public BaseGdbRegCache
96 {
97 using BaseGdbRegCache::BaseGdbRegCache;
98 private:
99 struct M5_ATTR_PACKED {
100 uint64_t rax;
101 uint64_t rbx;
102 uint64_t rcx;
103 uint64_t rdx;
104 uint64_t rsi;
105 uint64_t rdi;
106 uint64_t rbp;
107 uint64_t rsp;
108 uint64_t r8;
109 uint64_t r9;
110 uint64_t r10;
111 uint64_t r11;
112 uint64_t r12;
113 uint64_t r13;
114 uint64_t r14;
115 uint64_t r15;
116 uint64_t rip;
117 uint32_t eflags;
118 uint32_t cs;
119 uint32_t ss;
120 uint32_t ds;
121 uint32_t es;
122 uint32_t fs;
123 uint32_t gs;
124 /*
125 * We do not model st[], FPU status regs, xmm[] etc.
126 * While it's not ok to have G-packets larger than what gdb
127 * knows about, it is ok to have smaller ones.
128 */
129 } r;
130 public:
131 char *data() const { return (char *)&r; }
132 size_t size() const { return sizeof(r); }
133 void getRegs(ThreadContext*);
134 void setRegs(ThreadContext*) const;
135 const std::string
136 name() const
137 {
138 return gdb->name() + ".AMD64GdbRegCache";
139 }
140 };
141
142 X86GdbRegCache regCache32;
143 AMD64GdbRegCache regCache64;
144
145 public:
| 1/*
2 * Copyright 2015 LabWare
3 * Copyright 2014 Google, Inc.
4 * Copyright (c) 2007 The Hewlett-Packard Development Company
5 * All rights reserved.
6 *
7 * The license below extends only to copyright in the software and shall
8 * not be construed as granting a license to any other intellectual
9 * property including but not limited to intellectual property relating
10 * to a hardware implementation of the functionality of the software
11 * licensed hereunder. You may use the software subject to the license
12 * terms below provided that you ensure that this notice is replicated
13 * unmodified and in its entirety in all distributions of the software,
14 * modified or unmodified, in source code or in binary form.
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions are
18 * met: redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer;
20 * redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution;
23 * neither the name of the copyright holders nor the names of its
24 * contributors may be used to endorse or promote products derived from
25 * this software without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 *
39 * Authors: Gabe Black
40 * Boris Shingarov
41 */
42
43#ifndef __ARCH_X86_REMOTEGDB_HH__
44#define __ARCH_X86_REMOTEGDB_HH__
45
46#include <algorithm>
47
48#include "arch/x86/types.hh"
49#include "base/remote_gdb.hh"
50
51class System;
52class ThreadContext;
53
54namespace X86ISA
55{
56class RemoteGDB : public BaseRemoteGDB
57{
58 protected:
59 bool acc(Addr addr, size_t len);
60 bool checkBpLen(size_t len) { return len == 1; }
61 class X86GdbRegCache : public BaseGdbRegCache
62 {
63 using BaseGdbRegCache::BaseGdbRegCache;
64 private:
65 struct {
66 uint32_t eax;
67 uint32_t ecx;
68 uint32_t edx;
69 uint32_t ebx;
70 uint32_t esp;
71 uint32_t ebp;
72 uint32_t esi;
73 uint32_t edi;
74 uint32_t eip;
75 uint32_t eflags;
76 uint32_t cs;
77 uint32_t ss;
78 uint32_t ds;
79 uint32_t es;
80 uint32_t fs;
81 uint32_t gs;
82 } r;
83 public:
84 char *data() const { return (char *)&r; }
85 size_t size() const { return sizeof(r); }
86 void getRegs(ThreadContext*);
87 void setRegs(ThreadContext*) const;
88 const std::string
89 name() const
90 {
91 return gdb->name() + ".X86GdbRegCache";
92 }
93 };
94
95 class AMD64GdbRegCache : public BaseGdbRegCache
96 {
97 using BaseGdbRegCache::BaseGdbRegCache;
98 private:
99 struct M5_ATTR_PACKED {
100 uint64_t rax;
101 uint64_t rbx;
102 uint64_t rcx;
103 uint64_t rdx;
104 uint64_t rsi;
105 uint64_t rdi;
106 uint64_t rbp;
107 uint64_t rsp;
108 uint64_t r8;
109 uint64_t r9;
110 uint64_t r10;
111 uint64_t r11;
112 uint64_t r12;
113 uint64_t r13;
114 uint64_t r14;
115 uint64_t r15;
116 uint64_t rip;
117 uint32_t eflags;
118 uint32_t cs;
119 uint32_t ss;
120 uint32_t ds;
121 uint32_t es;
122 uint32_t fs;
123 uint32_t gs;
124 /*
125 * We do not model st[], FPU status regs, xmm[] etc.
126 * While it's not ok to have G-packets larger than what gdb
127 * knows about, it is ok to have smaller ones.
128 */
129 } r;
130 public:
131 char *data() const { return (char *)&r; }
132 size_t size() const { return sizeof(r); }
133 void getRegs(ThreadContext*);
134 void setRegs(ThreadContext*) const;
135 const std::string
136 name() const
137 {
138 return gdb->name() + ".AMD64GdbRegCache";
139 }
140 };
141
142 X86GdbRegCache regCache32;
143 AMD64GdbRegCache regCache64;
144
145 public:
|