| /* |
| * Copyright 2015 LabWare |
| * Copyright 2014 Google, Inc. |
| * Copyright (c) 2013, 2016, 2018-2019 ARM Limited |
| * All rights reserved |
| * |
| * The license below extends only to copyright in the software and shall |
| * not be construed as granting a license to any other intellectual |
| * property including but not limited to intellectual property relating |
| * to a hardware implementation of the functionality of the software |
| * licensed hereunder. You may use the software subject to the license |
| * terms below provided that you ensure that this notice is replicated |
| * unmodified and in its entirety in all distributions of the software, |
| * modified or unmodified, in source code or in binary form. |
| * |
| * Copyright (c) 2002-2005 The Regents of The University of Michigan |
| * Copyright (c) 2007-2008 The Florida State University |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef __ARCH_ARM_REMOTE_GDB_HH__ |
| #define __ARCH_ARM_REMOTE_GDB_HH__ |
| |
| #include <algorithm> |
| |
| #include "arch/arm/regs/vec.hh" |
| #include "arch/arm/utility.hh" |
| #include "base/compiler.hh" |
| #include "base/remote_gdb.hh" |
| |
| namespace gem5 |
| { |
| |
| class System; |
| class ThreadContext; |
| |
| namespace ArmISA |
| { |
| |
| class RemoteGDB : public BaseRemoteGDB |
| { |
| protected: |
| bool acc(Addr addr, size_t len) override; |
| |
| class AArch32GdbRegCache : public BaseGdbRegCache |
| { |
| using BaseGdbRegCache::BaseGdbRegCache; |
| protected: |
| struct GEM5_PACKED |
| { |
| uint32_t gpr[16]; |
| uint32_t cpsr; |
| uint64_t fpr[32]; |
| uint32_t fpscr; |
| } r; |
| public: |
| char *data() const override { return (char *)&r; } |
| size_t size() const override { return sizeof(r); } |
| void getRegs(ThreadContext*) override; |
| void setRegs(ThreadContext*) const override; |
| const std::string |
| name() const override |
| { |
| return gdb->name() + ".AArch32GdbRegCache"; |
| } |
| }; |
| |
| class AArch64GdbRegCache : public BaseGdbRegCache |
| { |
| using BaseGdbRegCache::BaseGdbRegCache; |
| protected: |
| struct GEM5_PACKED |
| { |
| uint64_t x[31]; |
| uint64_t spx; |
| uint64_t pc; |
| uint32_t cpsr; |
| VecElem v[NumVecV8ArchRegs * NumVecElemPerNeonVecReg]; |
| uint32_t fpsr; |
| uint32_t fpcr; |
| } r; |
| public: |
| char *data() const override { return (char *)&r; } |
| size_t size() const override { return sizeof(r); } |
| void getRegs(ThreadContext*) override; |
| void setRegs(ThreadContext*) const override; |
| const std::string |
| name() const override |
| { |
| return gdb->name() + ".AArch64GdbRegCache"; |
| } |
| }; |
| |
| AArch32GdbRegCache regCache32; |
| AArch64GdbRegCache regCache64; |
| |
| public: |
| RemoteGDB(System *_system, int _port); |
| BaseGdbRegCache *gdbRegs() override; |
| bool checkBpKind(size_t kind) override; |
| std::vector<std::string> |
| availableFeatures() const override |
| { |
| return {"qXfer:features:read+"}; |
| }; |
| bool getXferFeaturesRead(const std::string &annex, |
| std::string &output) override; |
| }; |
| |
| } // namespace ArmISA |
| } // namespace gem5 |
| |
| #endif /* __ARCH_ARM_REMOTE_GDB_H__ */ |