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Atmosphere/libraries/libvapours/source/sdmmc/impl/sdmmc_timer.hpp
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

68 lines
2.2 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/>.
*/
#pragma once
#include <vapours.hpp>
namespace ams::sdmmc::impl {
void WaitMicroSeconds(u32 us);
void WaitClocks(u32 num_clocks, u32 clock_frequency_khz);
#if defined(AMS_SDMMC_USE_OS_TIMER)
class ManualTimer {
private:
os::Tick timeout_tick;
bool is_timed_out;
public:
explicit ManualTimer(u32 ms) {
this->timeout_tick = os::GetSystemTick() + os::ConvertToTick(TimeSpan::FromMilliSeconds(ms));
this->is_timed_out = false;
}
bool Update() {
if (this->is_timed_out) {
return false;
}
this->is_timed_out = os::GetSystemTick() > this->timeout_tick;
return true;
}
};
#elif defined(AMS_SDMMC_USE_UTIL_TIMER)
class ManualTimer {
private:
u32 timeout_us;
bool is_timed_out;
public:
explicit ManualTimer(u32 ms) {
this->timeout_us = util::GetMicroSeconds() + (ms * 1000);
this->is_timed_out = false;
}
bool Update() {
if (this->is_timed_out) {
return false;
}
this->is_timed_out = util::GetMicroSeconds() > this->timeout_us;
return true;
}
};
#else
#error "Unknown context for ams::sdmmc::ManualTimer"
#endif
}