/* * Copyright (c) 2018-2020 Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "dmnt2_breakpoint_manager.hpp" namespace ams::dmnt { struct HardwareBreakPoint : public BreakPoint { svc::HardwareBreakPointRegisterName m_reg; svc::HardwareBreakPointRegisterName m_ctx; void Initialize(svc::HardwareBreakPointRegisterName r, svc::HardwareBreakPointRegisterName c) { m_reg = r; m_ctx = c; } virtual Result Clear(DebugProcess *debug_process) override; virtual Result Set(DebugProcess *debug_process, uintptr_t address, size_t size, bool is_step) override; }; class HardwareBreakPointManager : public BreakPointManager { public: static constexpr size_t BreakPointCountMax = 0x10; private: HardwareBreakPoint m_breakpoints[BreakPointCountMax]; public: static Result SetHardwareBreakPoint(u32 r, u64 dbgbcr, u64 value); static Result SetContextBreakPoint(svc::HardwareBreakPointRegisterName ctx, DebugProcess *debug_process); static svc::HardwareBreakPointRegisterName GetWatchPointContextRegister(); static Result SetExecutionBreakPoint(svc::HardwareBreakPointRegisterName reg, svc::HardwareBreakPointRegisterName ctx, u64 address); public: explicit HardwareBreakPointManager(DebugProcess *debug_process); private: virtual BreakPointBase *GetBreakPoint(size_t index) override; private: static void CountBreakPointRegisters(); static bool SendMultiCoreRequest(const void *request); }; }