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RISC-V debug module register structs

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2023-11-21 22:04:49 +00:00
parent 42bcac6f12
commit 0d5213c84c
2 changed files with 148 additions and 0 deletions
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68
src/Targets/RiscV/DebugModule/Registers/ControlRegister.hpp Normal file
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#pragma once
#include <cstdint>
#include "src/Targets/RiscV/DebugModule/DebugModule.hpp"
namespace Targets::RiscV::DebugModule::Registers
{
enum HartSelectionMode: std::uint8_t
{
SINGLE = 0x00,
MULTI = 0x01,
};
struct ControlRegister
{
bool debugModuleActive:1 = false;
bool ndmReset:1 = false;
bool clearResetHaltRequest:1 = false;
bool setResetHaltRequest:1 = false;
bool clearKeepAlive:1 = false;
bool setKeepAlive:1 = false;
HartIndex selectedHartIndex:20 = 0;
HartSelectionMode hartSelectionMode:1 = HartSelectionMode::SINGLE;
bool acknowledgeUnavailableHarts:1 = false;
bool acknowledgeHaveReset:1 = false;
bool hartReset:1 = false;
bool resumeRequest:1 = false;
bool haltRequest:1 = false;
ControlRegister() = default;
explicit ControlRegister(RegisterValue registerValue)
: debugModuleActive(static_cast<bool>(registerValue & 0x01))
, ndmReset(static_cast<bool>(registerValue & (0x01 << 1)))
, clearResetHaltRequest(static_cast<bool>(registerValue & (0x01 << 2)))
, setResetHaltRequest(static_cast<bool>(registerValue & (0x01 << 3)))
, clearKeepAlive(static_cast<bool>(registerValue & (0x01 << 4)))
, setKeepAlive(static_cast<bool>(registerValue & (0x01 << 5)))
, selectedHartIndex((((registerValue >> 6) & 0x3FF) << 10) | ((registerValue >> 16) & 0x3FF))
, hartSelectionMode(static_cast<HartSelectionMode>(registerValue & (0x01 << 26)))
, acknowledgeUnavailableHarts(static_cast<bool>(registerValue & (0x01 << 27)))
, acknowledgeHaveReset(static_cast<bool>(registerValue & (0x01 << 28)))
, hartReset(static_cast<bool>(registerValue & (0x01 << 29)))
, resumeRequest(static_cast<bool>(registerValue & (0x01 << 30)))
, haltRequest(static_cast<bool>(registerValue & static_cast<std::uint32_t>(0x01 << 31)))
{}
RegisterValue value() const {
return RegisterValue{0}
| static_cast<RegisterValue>(this->debugModuleActive)
| static_cast<RegisterValue>(this->ndmReset) << 1
| static_cast<RegisterValue>(this->clearResetHaltRequest) << 2
| static_cast<RegisterValue>(this->setResetHaltRequest) << 3
| static_cast<RegisterValue>(this->clearKeepAlive) << 4
| static_cast<RegisterValue>(this->setKeepAlive) << 5
| static_cast<RegisterValue>(this->selectedHartIndex >> 10) << 6
| static_cast<RegisterValue>(this->selectedHartIndex & 0x3FF) << 16
| static_cast<RegisterValue>(this->hartSelectionMode) << 26
| static_cast<RegisterValue>(this->acknowledgeUnavailableHarts) << 27
| static_cast<RegisterValue>(this->acknowledgeHaveReset) << 28
| static_cast<RegisterValue>(this->hartReset) << 29
| static_cast<RegisterValue>(this->resumeRequest) << 30
| static_cast<RegisterValue>(this->haltRequest) << 31
;
}
};
}