1/*
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2 * Copyright 2014 Google, Inc. |
3 * Copyright (c) 2013 ARM Limited 4 * All rights reserved 5 * 6 * The license below extends only to copyright in the software and shall 7 * not be construed as granting a license to any other intellectual 8 * property including but not limited to intellectual property relating 9 * to a hardware implementation of the functionality of the software 10 * licensed hereunder. You may use the software subject to the license 11 * terms below provided that you ensure that this notice is replicated 12 * unmodified and in its entirety in all distributions of the software, 13 * modified or unmodified, in source code or in binary form. 14 * 15 * Copyright (c) 2002-2005 The Regents of The University of Michigan 16 * Copyright (c) 2007-2008 The Florida State University 17 * All rights reserved. 18 * 19 * Redistribution and use in source and binary forms, with or without 20 * modification, are permitted provided that the following conditions are 21 * met: redistributions of source code must retain the above copyright 22 * notice, this list of conditions and the following disclaimer; 23 * redistributions in binary form must reproduce the above copyright 24 * notice, this list of conditions and the following disclaimer in the 25 * documentation and/or other materials provided with the distribution; 26 * neither the name of the copyright holders nor the names of its 27 * contributors may be used to endorse or promote products derived from 28 * this software without specific prior written permission. 29 * 30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 31 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 32 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 33 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 34 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 35 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 36 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 37 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 38 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 39 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 40 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 41 * 42 * Authors: Nathan Binkert 43 * Stephen Hines 44 */ 45 46#ifndef __ARCH_ARM_REMOTE_GDB_HH__ 47#define __ARCH_ARM_REMOTE_GDB_HH__ 48
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49#include <algorithm> 50 |
51#include "base/remote_gdb.hh" 52 53class System; 54class ThreadContext; 55 56namespace ArmISA 57{ 58 59// AArch32 registers with vfpv3/neon
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57const int NUMREGS = 41; /* r0-r15, cpsr, d0-d31, fpscr */
58const int REG_R0 = 0;
59const int REG_F0 = 8;
60const int REG_CPSR = 8; /* bit 512 to bit 543 */
61const int REG_FPSCR = 40; /* bit 2592 to bit 2623 */
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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
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64const int NUMREGS_64 = 98; // x0-x31, pc, cpsr (64-bit GPRs)
65 // v0-v31 (128-bit FPRs)
66const int REG_X0 = 0;
67const int REG_PC_64 = 32;
68const int REG_CPSR_64 = 33;
69const int REG_V0 = 34;
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69enum { 70 GDB64_X0 = 0, 71 GDB64_PC = 32, 72 GDB64_CPSR = 33, 73 GDB64_V0 = 34, 74 GDB64_V0_32 = 2 * GDB64_V0, 75 GDB64_NUMREGS = 98 76}; |
77
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71const int MAX_NUMREGS = NUMREGS_64;
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78const int GDB_REG_BYTES = std::max(GDB64_NUMREGS * sizeof(uint64_t), 79 GDB32_NUMREGS * sizeof(uint32_t)); |
80 81class RemoteGDB : public BaseRemoteGDB 82{ 83 84protected: 85 Addr notTakenBkpt; 86 Addr takenBkpt; 87 88protected: 89 bool acc(Addr addr, size_t len); 90 bool write(Addr addr, size_t size, const char *data); 91 92 void getregs(); 93 void setregs(); 94 95 void clearSingleStep(); 96 void setSingleStep(); 97 98public: 99 RemoteGDB(System *_system, ThreadContext *tc); 100}; 101} // namespace ArmISA 102 103#endif /* __ARCH_ARM_REMOTE_GDB_H__ */
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