69 lines
3.1 KiB
C++
69 lines
3.1 KiB
C++
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#pragma once
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#include <cstdint>
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#include "src/Targets/RiscV/DebugModule/DebugModule.hpp"
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namespace Targets::RiscV::DebugModule::Registers
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{
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enum HartSelectionMode: std::uint8_t
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{
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SINGLE = 0x00,
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MULTI = 0x01,
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};
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struct ControlRegister
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{
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bool debugModuleActive:1 = false;
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bool ndmReset:1 = false;
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bool clearResetHaltRequest:1 = false;
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bool setResetHaltRequest:1 = false;
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bool clearKeepAlive:1 = false;
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bool setKeepAlive:1 = false;
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HartIndex selectedHartIndex:20 = 0;
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HartSelectionMode hartSelectionMode:1 = HartSelectionMode::SINGLE;
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bool acknowledgeUnavailableHarts:1 = false;
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bool acknowledgeHaveReset:1 = false;
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bool hartReset:1 = false;
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bool resumeRequest:1 = false;
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bool haltRequest:1 = false;
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ControlRegister() = default;
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explicit ControlRegister(RegisterValue registerValue)
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: debugModuleActive(static_cast<bool>(registerValue & 0x01))
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, ndmReset(static_cast<bool>(registerValue & (0x01 << 1)))
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, clearResetHaltRequest(static_cast<bool>(registerValue & (0x01 << 2)))
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, setResetHaltRequest(static_cast<bool>(registerValue & (0x01 << 3)))
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, clearKeepAlive(static_cast<bool>(registerValue & (0x01 << 4)))
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, setKeepAlive(static_cast<bool>(registerValue & (0x01 << 5)))
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, selectedHartIndex((((registerValue >> 6) & 0x3FF) << 10) | ((registerValue >> 16) & 0x3FF))
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, hartSelectionMode(static_cast<HartSelectionMode>(registerValue & (0x01 << 26)))
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, acknowledgeUnavailableHarts(static_cast<bool>(registerValue & (0x01 << 27)))
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, acknowledgeHaveReset(static_cast<bool>(registerValue & (0x01 << 28)))
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, hartReset(static_cast<bool>(registerValue & (0x01 << 29)))
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, resumeRequest(static_cast<bool>(registerValue & (0x01 << 30)))
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, haltRequest(static_cast<bool>(registerValue & static_cast<std::uint32_t>(0x01 << 31)))
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{}
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RegisterValue value() const {
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return RegisterValue{0}
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| static_cast<RegisterValue>(this->debugModuleActive)
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| static_cast<RegisterValue>(this->ndmReset) << 1
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| static_cast<RegisterValue>(this->clearResetHaltRequest) << 2
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| static_cast<RegisterValue>(this->setResetHaltRequest) << 3
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| static_cast<RegisterValue>(this->clearKeepAlive) << 4
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| static_cast<RegisterValue>(this->setKeepAlive) << 5
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| static_cast<RegisterValue>(this->selectedHartIndex >> 10) << 6
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| static_cast<RegisterValue>(this->selectedHartIndex & 0x3FF) << 16
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| static_cast<RegisterValue>(this->hartSelectionMode) << 26
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| static_cast<RegisterValue>(this->acknowledgeUnavailableHarts) << 27
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| static_cast<RegisterValue>(this->acknowledgeHaveReset) << 28
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| static_cast<RegisterValue>(this->hartReset) << 29
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| static_cast<RegisterValue>(this->resumeRequest) << 30
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| static_cast<RegisterValue>(this->haltRequest) << 31
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;
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}
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};
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}
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