| /* |
| * Copyright 2014 Google, Inc. |
| * Copyright (c) 2007 The Hewlett-Packard Development Company |
| * 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. |
| * |
| * 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. |
| * |
| * Authors: Gabe Black |
| */ |
| |
| #ifndef __ARCH_X86_REMOTEGDB_HH__ |
| #define __ARCH_X86_REMOTEGDB_HH__ |
| |
| #include <algorithm> |
| |
| #include "arch/x86/types.hh" |
| #include "base/remote_gdb.hh" |
| |
| class System; |
| class ThreadContext; |
| |
| namespace X86ISA |
| { |
| class RemoteGDB : public BaseRemoteGDB |
| { |
| public: |
| enum |
| { |
| GDB32_EAX, |
| GDB32_ECX, |
| GDB32_EDX, |
| GDB32_EBX, |
| GDB32_ESP, |
| GDB32_EBP, |
| GDB32_ESI, |
| GDB32_EDI, |
| GDB32_EIP, |
| GDB32_EFLAGS, |
| GDB32_CS, |
| GDB32_SS, |
| GDB32_DS, |
| GDB32_ES, |
| GDB32_FS, |
| GDB32_GS, |
| |
| GDB32_NUMREGS |
| }; |
| |
| enum |
| { |
| GDB64_RAX, |
| GDB64_RBX, |
| GDB64_RCX, |
| GDB64_RDX, |
| GDB64_RSI, |
| GDB64_RDI, |
| GDB64_RBP, |
| GDB64_RSP, |
| GDB64_R8, |
| GDB64_R9, |
| GDB64_R10, |
| GDB64_R11, |
| GDB64_R12, |
| GDB64_R13, |
| GDB64_R14, |
| GDB64_R15, |
| GDB64_RIP, |
| // These indices index into the reg cache treated as an array of 32 |
| // bit integers. The next index is one beyond the previous, and then |
| // scaled up from an index into an array of 64 bit integers. |
| GDB64_RFLAGS_32 = (GDB64_RIP + 1) * 2, |
| GDB64_CS_32, |
| GDB64_SS_32, |
| GDB64_DS_32, |
| GDB64_ES_32, |
| GDB64_FS_32, |
| GDB64_GS_32, |
| |
| // Scale the end index count back down (rounded up) to be for an |
| // array of 64 bit integers. |
| GDB64_NUMREGS = (GDB64_GS_32 + 1) / 2 + 1 |
| }; |
| |
| RemoteGDB(System *system, ThreadContext *context); |
| |
| bool acc(Addr addr, size_t len); |
| |
| protected: |
| void getregs(); |
| void setregs(); |
| |
| bool checkBpLen(size_t len) { return len == 1; } |
| }; |
| |
| const int GDB_REG_BYTES M5_VAR_USED = |
| std::max(RemoteGDB::GDB32_NUMREGS * sizeof(uint32_t), |
| RemoteGDB::GDB64_NUMREGS * sizeof(uint64_t)); |
| |
| } |
| |
| #endif // __ARCH_X86_REMOTEGDB_HH__ |