mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-12-20 17:32:13 +00:00
83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
/*
|
|
* Copyright (c) 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/>.
|
|
*/
|
|
#include <stratosphere.hpp>
|
|
#include "fatal_task_clock.hpp"
|
|
|
|
namespace ams::fatal::srv {
|
|
|
|
|
|
namespace {
|
|
|
|
/* Task definition. */
|
|
class AdjustClockTask : public ITaskWithDefaultStack {
|
|
private:
|
|
Result AdjustClockForModule(PcvModule module, u32 hz);
|
|
Result AdjustClock();
|
|
public:
|
|
virtual Result Run() override;
|
|
virtual const char *GetName() const override {
|
|
return "AdjustClockTask";
|
|
}
|
|
};
|
|
|
|
/* Task global. */
|
|
AdjustClockTask g_adjust_clock_task;
|
|
|
|
/* Task implementation. */
|
|
Result AdjustClockTask::AdjustClockForModule(PcvModule module, u32 hz) {
|
|
if (hos::GetVersion() >= hos::Version_8_0_0) {
|
|
/* On 8.0.0+, convert to module id + use clkrst API. */
|
|
PcvModuleId module_id;
|
|
R_TRY(pcvGetModuleId(std::addressof(module_id), module));
|
|
|
|
ClkrstSession session;
|
|
R_TRY(clkrstOpenSession(std::addressof(session), module_id, 3));
|
|
ON_SCOPE_EXIT { clkrstCloseSession(std::addressof(session)); };
|
|
|
|
R_TRY(clkrstSetClockRate(std::addressof(session), hz));
|
|
} else {
|
|
/* On 1.0.0-7.0.1, use pcv API. */
|
|
R_TRY(pcvSetClockRate(module, hz));
|
|
}
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result AdjustClockTask::AdjustClock() {
|
|
/* Fatal sets the CPU to 1020MHz, the GPU to 307 MHz, and the EMC to 1331MHz. */
|
|
constexpr u32 CPU_CLOCK_1020MHZ = 0x3CCBF700L;
|
|
constexpr u32 GPU_CLOCK_307MHZ = 0x124F8000L;
|
|
constexpr u32 EMC_CLOCK_1331MHZ = 0x4F588000L;
|
|
|
|
R_TRY(AdjustClockForModule(PcvModule_CpuBus, CPU_CLOCK_1020MHZ));
|
|
R_TRY(AdjustClockForModule(PcvModule_GPU, GPU_CLOCK_307MHZ));
|
|
R_TRY(AdjustClockForModule(PcvModule_EMC, EMC_CLOCK_1331MHZ));
|
|
|
|
return ResultSuccess();
|
|
}
|
|
|
|
Result AdjustClockTask::Run() {
|
|
return AdjustClock();
|
|
}
|
|
|
|
}
|
|
|
|
ITask *GetAdjustClockTask(const ThrowContext *ctx) {
|
|
g_adjust_clock_task.Initialize(ctx);
|
|
return std::addressof(g_adjust_clock_task);
|
|
}
|
|
|
|
}
|