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Atmosphere/stratosphere/fatal/source/fatal_task_sound.cpp
SciresM 166318ba77
sdmmc: implement driver suitable for fs + bootloader
* sdmmc: begin skeletoning sdmmc driver

* sdmmc: add most of SdHostStandardController

* sdmmc: implement most of SdmmcController

* sdmmc: Sdmmc2Controller

* sdmmc: skeleton implementation of Sdmmc1Controller

* sdmmc: complete abstract logic for Sdmmc1 power controller

* sdmmc: implement gpio handling for sdmmc1-register-control

* sdmmc: implement pinmux handling for sdmmc1-register-control

* sdmmc: fix building for arm32 and in stratosphere context

* sdmmc: implement voltage enable/set for sdmmc1-register-control

* util: move T(V)SNPrintf from kernel to util

* sdmmc: implement BaseDeviceAccessor

* sdmmc: implement MmcDeviceAccessor

* sdmmc: implement clock reset controller for register api

* sdmmc: fix bug in WaitWhileCommandInhibit, add mmc accessors

* exo: add sdmmc test program

* sdmmc: fix speed mode extension, add CheckMmcConnection for debug

* sdmmc: add DeviceDetector, gpio: implement client api

* gpio: modernize client api instead of doing it the lazy way

* sdmmc: SdCardDeviceAccessor impl

* sdmmc: update test program to read first two sectors of sd card

* sdmmc: fix vref sel

* sdmmc: finish outward-facing api (untested)

* ams: changes for libvapours including tegra register defs

* sdmmc: remove hwinit
2020-10-30 11:54:30 -07:00

99 lines
3.4 KiB
C++

/*
* 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/>.
*/
#include <stratosphere.hpp>
#include "fatal_task_sound.hpp"
namespace ams::fatal::srv {
namespace {
/* Task definition. */
class StopSoundTask : public ITaskWithDefaultStack {
private:
void StopSound();
public:
virtual Result Run() override;
virtual const char *GetName() const override {
return "SoundTask";
}
};
/* Task global. */
StopSoundTask g_stop_sound_task;
/* Task implementation. */
void StopSoundTask::StopSound() {
/* Talk to the ALC5639 over I2C, and disable audio output. */
{
I2cSession audio;
if (R_SUCCEEDED(i2cOpenSession(&audio, I2cDevice_Alc5639))) {
ON_SCOPE_EXIT { i2csessionClose(&audio); };
struct {
u16 dev;
u8 val;
} __attribute__((packed)) cmd;
static_assert(sizeof(cmd) == 3, "I2C command definition!");
cmd.dev = 0xC801;
cmd.val = 200;
i2csessionSendAuto(&audio, &cmd, sizeof(cmd), I2cTransactionOption_All);
cmd.dev = 0xC802;
cmd.val = 200;
i2csessionSendAuto(&audio, &cmd, sizeof(cmd), I2cTransactionOption_All);
cmd.dev = 0xC802;
cmd.val = 200;
i2csessionSendAuto(&audio, &cmd, sizeof(cmd), I2cTransactionOption_All);
for (u16 dev = 97; dev <= 102; dev++) {
cmd.dev = dev;
cmd.val = 0;
i2csessionSendAuto(&audio, &cmd, sizeof(cmd), I2cTransactionOption_All);
}
}
}
/* Talk to the ALC5639 over GPIO, and disable audio output */
{
gpio::GpioPadSession audio;
if (R_SUCCEEDED(gpio::OpenSession(std::addressof(audio), gpio::DeviceCode_CodecLdoEnTemp))) {
ON_SCOPE_EXIT { gpio::CloseSession(std::addressof(audio)); };
/* Set direction output, sleep 200 ms so it can take effect. */
gpio::SetDirection(std::addressof(audio), gpio::Direction_Output);
os::SleepThread(TimeSpan::FromMilliSeconds(200));
/* Pull audio codec low. */
gpio::SetValue(std::addressof(audio), gpio::GpioValue_Low);
}
}
}
Result StopSoundTask::Run() {
StopSound();
return ResultSuccess();
}
}
ITask *GetStopSoundTask(const ThrowContext *ctx) {
g_stop_sound_task.Initialize(ctx);
return &g_stop_sound_task;
}
}