1/*
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2 * Copyright 2015 LabWare |
3 * Copyright 2014 Google, Inc. 4 * Copyright (c) 2013 ARM Limited 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 * Copyright (c) 2002-2005 The Regents of The University of Michigan 17 * Copyright (c) 2007-2008 The Florida State University 18 * All rights reserved. 19 * 20 * Redistribution and use in source and binary forms, with or without 21 * modification, are permitted provided that the following conditions are 22 * met: redistributions of source code must retain the above copyright 23 * notice, this list of conditions and the following disclaimer; 24 * redistributions in binary form must reproduce the above copyright 25 * notice, this list of conditions and the following disclaimer in the 26 * documentation and/or other materials provided with the distribution; 27 * neither the name of the copyright holders nor the names of its 28 * contributors may be used to endorse or promote products derived from 29 * this software without specific prior written permission. 30 * 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 37 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 38 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 39 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 40 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 41 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 42 * 43 * Authors: Nathan Binkert 44 * Stephen Hines
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45 * Boris Shingarov |
46 */ 47 48#ifndef __ARCH_ARM_REMOTE_GDB_HH__ 49#define __ARCH_ARM_REMOTE_GDB_HH__ 50 51#include <algorithm> 52
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53#include "arch/arm/utility.hh" |
54#include "base/remote_gdb.hh" 55 56class System; 57class ThreadContext; 58 59namespace ArmISA 60{ 61
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59// AArch32 registers with vfpv3/neon
60enum {
61 GDB32_R0 = 0,
62 GDB32_CPSR = 16,
63 GDB32_F0 = 17,
64 GDB32_FPSCR = 81,
65 GDB32_NUMREGS = 82
66};
67
68// AArch64 registers
69enum {
70 GDB64_X0 = 0,
71 GDB64_SPX = 31,
72 GDB64_PC = 32,
73 GDB64_CPSR = 33,
74 GDB64_V0 = 34,
75 GDB64_V0_32 = 2 * GDB64_V0,
76 GDB64_NUMREGS = 98
77};
78
79const int GDB_REG_BYTES M5_VAR_USED =
80 std::max(GDB64_NUMREGS * sizeof(uint64_t),
81 GDB32_NUMREGS * sizeof(uint32_t));
82
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62class RemoteGDB : public BaseRemoteGDB 63{ 64 protected: 65 bool acc(Addr addr, size_t len);
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87 bool write(Addr addr, size_t size, const char *data);
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66
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89 void getregs();
90 void setregs();
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67 class AArch32GdbRegCache : public BaseGdbRegCache 68 { 69 using BaseGdbRegCache::BaseGdbRegCache; 70 private: 71 struct { 72 uint32_t gpr[16]; 73 uint32_t fpr[8*3]; 74 uint32_t fpscr; 75 uint32_t cpsr; 76 } r; 77 public: 78 char *data() const { return (char *)&r; } 79 size_t size() const { return sizeof(r); } 80 void getRegs(ThreadContext*); 81 void setRegs(ThreadContext*) const; 82 const std::string name() const { return gdb->name() + ".AArch32GdbRegCache"; } 83 }; |
84
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85 class AArch64GdbRegCache : public BaseGdbRegCache 86 { 87 using BaseGdbRegCache::BaseGdbRegCache; 88 private: 89 struct { 90 uint64_t x[31]; 91 uint64_t spx; 92 uint64_t pc; 93 uint64_t cpsr; 94 uint32_t v[32*4]; 95 } r; 96 public: 97 char *data() const { return (char *)&r; } 98 size_t size() const { return sizeof(r); } 99 void getRegs(ThreadContext*); 100 void setRegs(ThreadContext*) const; 101 const std::string name() const { return gdb->name() + ".AArch64GdbRegCache"; } 102 }; 103 |
104 public: 105 RemoteGDB(System *_system, ThreadContext *tc);
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106 BaseGdbRegCache *gdbRegs(); |
107}; 108} // namespace ArmISA 109 110#endif /* __ARCH_ARM_REMOTE_GDB_H__ */
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