317 lines
10 KiB
C++
317 lines
10 KiB
C++
/*
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* --------------------------------------------------------------------------
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* "THE BEER-WARE LICENSE" (Revision 42):
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* <p-sam@d3vs.net>, <natinusala@gmail.com>, <m4x@m4xw.net>
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* wrote this file. As long as you retain this notice you can do whatever you
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* want with this stuff. If you meet any of us some day, and you think this
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* stuff is worth it, you can buy us a beer in return. - The sys-clk authors
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* --------------------------------------------------------------------------
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*/
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#include "clock_manager.h"
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#include <cstring>
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#include "file_utils.h"
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#include "board.h"
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#include "process_management.h"
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#include "errors.h"
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#include "ipc_service.h"
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ClockManager::ClockManager()
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{
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this->config = Config::CreateDefault();
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this->context = new SysClkContext;
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this->context->applicationId = 0;
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this->context->profile = SysClkProfile_Handheld;
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this->context->enabled = false;
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for (unsigned int module = 0; module < SysClkModule_EnumMax; module++)
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{
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this->context->freqs[module] = 0;
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this->context->realFreqs[module] = 0;
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this->context->overrideFreqs[module] = 0;
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this->RefreshFreqTableRow((SysClkModule)module);
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}
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this->running = false;
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this->lastTempLogNs = 0;
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this->lastCsvWriteNs = 0;
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}
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ClockManager::~ClockManager()
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{
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delete this->config;
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delete this->context;
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}
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SysClkContext ClockManager::GetCurrentContext()
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{
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std::scoped_lock lock{this->contextMutex};
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return *this->context;
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}
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Config *ClockManager::GetConfig()
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{
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return this->config;
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}
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void ClockManager::SetRunning(bool running)
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{
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this->running = running;
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}
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bool ClockManager::Running()
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{
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return this->running;
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}
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void ClockManager::GetFreqList(SysClkModule module, std::uint32_t *list, std::uint32_t maxCount, std::uint32_t *outCount)
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{
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ASSERT_ENUM_VALID(SysClkModule, module);
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*outCount = std::min(maxCount, this->freqTable[module].count);
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memcpy(list, &this->freqTable[module].list[0], *outCount * sizeof(this->freqTable[0].list[0]));
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}
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bool ClockManager::IsAssignableHz(SysClkModule module, std::uint32_t hz)
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{
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switch (module)
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{
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case SysClkModule_CPU:
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return hz >= 400000000;
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case SysClkModule_MEM:
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return hz == 204000000 || hz >= 665600000;
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default:
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return true;
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}
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}
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std::uint32_t ClockManager::GetMaxAllowedHz(SysClkModule module, SysClkProfile profile)
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{
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return 4294967294; // Integer limit, uncapped clocks ON
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}
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std::uint32_t ClockManager::GetNearestHz(SysClkModule module, std::uint32_t inHz, std::uint32_t maxHz)
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{
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std::uint32_t *freqs = &this->freqTable[module].list[0];
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size_t count = this->freqTable[module].count - 1;
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size_t i = 0;
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while (i < count)
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{
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if (maxHz > 0 && freqs[i] >= maxHz)
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{
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break;
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}
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if (inHz <= ((std::uint64_t)freqs[i] + freqs[i + 1]) / 2)
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{
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break;
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}
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i++;
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}
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return freqs[i];
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}
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bool ClockManager::ConfigIntervalTimeout(SysClkConfigValue intervalMsConfigValue, std::uint64_t ns, std::uint64_t *lastLogNs)
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{
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std::uint64_t logInterval = this->GetConfig()->GetConfigValue(intervalMsConfigValue) * 1000000ULL;
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bool shouldLog = logInterval && ((ns - *lastLogNs) > logInterval);
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if (shouldLog)
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{
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*lastLogNs = ns;
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}
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return shouldLog;
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}
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void ClockManager::RefreshFreqTableRow(SysClkModule module)
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{
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std::scoped_lock lock{this->contextMutex};
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std::uint32_t freqs[SYSCLK_FREQ_LIST_MAX];
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std::uint32_t count;
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FileUtils::LogLine("[mgr] %s freq list refresh", Board::GetModuleName(module, true));
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Board::GetFreqList(module, &freqs[0], SYSCLK_FREQ_LIST_MAX, &count);
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std::uint32_t *hz = &this->freqTable[module].list[0];
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this->freqTable[module].count = 0;
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for (std::uint32_t i = 0; i < count; i++)
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{
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if (!this->IsAssignableHz(module, freqs[i]))
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{
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continue;
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}
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*hz = freqs[i];
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FileUtils::LogLine("[mgr] %02u - %u - %u.%u MHz", this->freqTable[module].count, *hz, *hz / 1000000, *hz / 100000 - *hz / 1000000 * 10);
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this->freqTable[module].count++;
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hz++;
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}
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FileUtils::LogLine("[mgr] count = %u", this->freqTable[module].count);
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}
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void ClockManager::Tick()
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{
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std::scoped_lock lock{this->contextMutex};
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if (this->RefreshContext() || this->config->Refresh())
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{
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std::uint32_t targetHz = 0;
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std::uint32_t maxHz = 0;
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std::uint32_t nearestHz = 0;
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for (unsigned int module = 0; module < SysClkModule_EnumMax; module++)
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{
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targetHz = this->context->overrideFreqs[module];
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if (!targetHz)
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{
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targetHz = this->config->GetAutoClockHz(this->context->applicationId, (SysClkModule)module, this->context->profile);
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}
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if (targetHz)
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{
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maxHz = this->GetMaxAllowedHz((SysClkModule)module, this->context->profile);
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nearestHz = this->GetNearestHz((SysClkModule)module, targetHz, maxHz);
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if (nearestHz != this->context->freqs[module] && this->context->enabled)
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{
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FileUtils::LogLine(
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"[mgr] %s clock set : %u.%u MHz (target = %u.%u MHz)",
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Board::GetModuleName((SysClkModule)module, true),
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nearestHz / 1000000, nearestHz / 100000 - nearestHz / 1000000 * 10,
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targetHz / 1000000, targetHz / 100000 - targetHz / 1000000 * 10);
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Board::SetHz((SysClkModule)module, nearestHz);
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this->context->freqs[module] = nearestHz;
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}
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}
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}
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}
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}
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void ClockManager::WaitForNextTick()
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{
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svcSleepThread(this->GetConfig()->GetConfigValue(SysClkConfigValue_PollingIntervalMs) * 1000000ULL);
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}
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bool ClockManager::RefreshContext()
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{
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bool hasChanged = false;
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bool enabled = this->GetConfig()->Enabled();
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if (enabled != this->context->enabled)
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{
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this->context->enabled = enabled;
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FileUtils::LogLine("[mgr] " TARGET " status: %s", enabled ? "enabled" : "disabled");
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hasChanged = true;
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}
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std::uint64_t applicationId = ProcessManagement::GetCurrentApplicationId();
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if (applicationId != this->context->applicationId)
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{
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FileUtils::LogLine("[mgr] TitleID change: %016lX", applicationId);
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this->context->applicationId = applicationId;
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hasChanged = true;
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}
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SysClkProfile profile = Board::GetProfile();
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if (profile != this->context->profile)
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{
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FileUtils::LogLine("[mgr] Profile change: %s", Board::GetProfileName(profile, true));
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this->context->profile = profile;
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hasChanged = true;
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}
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// restore clocks to stock values on app or profile change
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if (hasChanged)
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{
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Board::ResetToStock();
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this->WaitForNextTick();
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}
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std::uint32_t hz = 0;
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for (unsigned int module = 0; module < SysClkModule_EnumMax; module++)
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{
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hz = Board::GetHz((SysClkModule)module);
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if (hz != 0 && hz != this->context->freqs[module])
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{
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FileUtils::LogLine("[mgr] %s clock change: %u.%u MHz", Board::GetModuleName((SysClkModule)module, true), hz / 1000000, hz / 100000 - hz / 1000000 * 10);
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this->context->freqs[module] = hz;
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hasChanged = true;
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}
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hz = this->GetConfig()->GetOverrideHz((SysClkModule)module);
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if (hz != this->context->overrideFreqs[module])
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{
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if (hz)
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{
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FileUtils::LogLine("[mgr] %s override change: %u.%u MHz", Board::GetModuleName((SysClkModule)module, true), hz / 1000000, hz / 100000 - hz / 1000000 * 10);
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}
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else
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{
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FileUtils::LogLine("[mgr] %s override disabled", Board::GetModuleName((SysClkModule)module, true));
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}
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this->context->overrideFreqs[module] = hz;
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hasChanged = true;
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}
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}
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std::uint64_t ns = armTicksToNs(armGetSystemTick());
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// temperatures do not and should not force a refresh, hasChanged untouched
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std::uint32_t millis = 0;
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bool shouldLogTemp = this->ConfigIntervalTimeout(SysClkConfigValue_TempLogIntervalMs, ns, &this->lastTempLogNs);
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for (unsigned int sensor = 0; sensor < SysClkThermalSensor_EnumMax; sensor++)
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{
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millis = Board::GetTemperatureMilli((SysClkThermalSensor)sensor);
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if (shouldLogTemp)
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{
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FileUtils::LogLine("[mgr] %s temp: %u.%u °C", Board::GetThermalSensorName((SysClkThermalSensor)sensor, true), millis / 1000, (millis - millis / 1000 * 1000) / 100);
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}
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this->context->temps[sensor] = millis;
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}
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// power stats do not and should not force a refresh, hasChanged untouched
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std::int32_t mw = 0;
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bool shouldLogPower = this->ConfigIntervalTimeout(SysClkConfigValue_PowerLogIntervalMs, ns, &this->lastPowerLogNs);
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for (unsigned int sensor = 0; sensor < SysClkPowerSensor_EnumMax; sensor++)
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{
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mw = Board::GetPowerMw((SysClkPowerSensor)sensor);
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if (shouldLogPower)
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{
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FileUtils::LogLine("[mgr] Power %s: %d mW", Board::GetPowerSensorName((SysClkPowerSensor)sensor, false), mw);
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}
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this->context->power[sensor] = mw;
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}
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// real freqs do not and should not force a refresh, hasChanged untouched
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std::uint32_t realHz = 0;
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bool shouldLogFreq = this->ConfigIntervalTimeout(SysClkConfigValue_FreqLogIntervalMs, ns, &this->lastFreqLogNs);
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for (unsigned int module = 0; module < SysClkModule_EnumMax; module++)
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{
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realHz = Board::GetRealHz((SysClkModule)module);
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if (shouldLogFreq)
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{
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FileUtils::LogLine("[mgr] %s real freq: %u.%u MHz", Board::GetModuleName((SysClkModule)module, true), realHz / 1000000, realHz / 100000 - realHz / 1000000 * 10);
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}
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this->context->realFreqs[module] = realHz;
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}
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// ram load do not and should not force a refresh, hasChanged untouched
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for (unsigned int loadSource = 0; loadSource < SysClkRamLoad_EnumMax; loadSource++)
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{
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this->context->ramLoad[loadSource] = Board::GetRamLoad((SysClkRamLoad)loadSource);
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}
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if (this->ConfigIntervalTimeout(SysClkConfigValue_CsvWriteIntervalMs, ns, &this->lastCsvWriteNs))
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{
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FileUtils::WriteContextToCsv(this->context);
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}
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return hasChanged;
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}
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