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

--- 21 unchanged lines hidden (view full) ---

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 name() const { return gdb->name() + ".X86GdbRegCache"; }
89 };
90
91 class AMD64GdbRegCache : public BaseGdbRegCache
92 {
93 using BaseGdbRegCache::BaseGdbRegCache;
94 private:
95 struct {
96 uint64_t rax;
97 uint64_t rbx;
98 uint64_t rcx;
99 uint64_t rdx;
100 uint64_t rsi;
101 uint64_t rdi;
102 uint64_t rbp;
103 uint64_t rsp;
104 uint64_t r8;
105 uint64_t r9;
106 uint64_t r10;
107 uint64_t r11;
108 uint64_t r12;
109 uint64_t r13;
110 uint64_t r14;
111 uint64_t r15;
112 uint64_t rip;
113 uint32_t eflags;
114 uint32_t cs;
115 uint32_t ss;
116 uint32_t ds;
117 uint32_t es;
118 uint32_t fs;
119 uint32_t gs;
120 /*
121 * We do not model st[], FPU status regs, xmm[] etc.
122 * While it's not ok to have G-packets larger than what gdb
123 * knows about, it is ok to have smaller ones.
124 */
125 } r;
126 public:
127 char *data() const { return (char *)&r; }
128 size_t size() const { return sizeof(r); }
129 void getRegs(ThreadContext*);
130 void setRegs(ThreadContext*) const;
131 const std::string name() const { return gdb->name() + ".AMD64GdbRegCache"; }
132 };
133
134 public:
135 RemoteGDB(System *system, ThreadContext *context);
136 BaseGdbRegCache *gdbRegs();
137};
138} // namespace X86ISA
139
140#endif // __ARCH_X86_REMOTEGDB_HH__