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https://github.com/Atmosphere-NX/Atmosphere.git
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104 lines
3.6 KiB
C++
104 lines
3.6 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere/spl.hpp>
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#include "gpio_initial_configuration.hpp"
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#include "gpio_utils.hpp"
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namespace ams::gpio {
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namespace {
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struct InitialConfig {
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u32 pad_name;
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GpioDirection direction;
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GpioValue value;
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};
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/* Include all initial configuration definitions. */
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#include "gpio_initial_configuration_icosa.inc"
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#include "gpio_initial_configuration_copper.inc"
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#include "gpio_initial_configuration_hoag.inc"
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#include "gpio_initial_configuration_iowa.inc"
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#include "gpio_initial_configuration_calcio.inc"
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}
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void SetInitialConfiguration() {
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const InitialConfig *configs = nullptr;
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size_t num_configs = 0;
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const auto hw_type = spl::GetHardwareType();
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const auto hos_ver = hos::GetVersion();
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/* Choose GPIO map. */
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if (hos_ver >= hos::Version_2_0_0) {
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switch (hw_type) {
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case spl::HardwareType::Icosa:
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{
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if (hos_ver >= hos::Version_4_0_0) {
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configs = InitialConfigsIcosa4x;
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num_configs = NumInitialConfigsIcosa4x;
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} else {
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configs = InitialConfigsIcosa;
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num_configs = NumInitialConfigsIcosa;
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}
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}
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break;
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case spl::HardwareType::Copper:
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configs = InitialConfigsCopper;
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num_configs = NumInitialConfigsCopper;
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break;
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case spl::HardwareType::Hoag:
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configs = InitialConfigsHoag;
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num_configs = NumInitialConfigsHoag;
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break;
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case spl::HardwareType::Iowa:
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configs = InitialConfigsIowa;
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num_configs = NumInitialConfigsIowa;
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break;
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case spl::HardwareType::Calcio:
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configs = InitialConfigsCalcio;
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num_configs = NumInitialConfigsCalcio;
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break;
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/* Unknown hardware type, we can't proceed. */
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AMS_UNREACHABLE_DEFAULT_CASE();
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}
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} else {
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/* Until 2.0.0, the GPIO map for Icosa was used for all hardware types. */
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configs = InitialConfigsIcosa;
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num_configs = NumInitialConfigsIcosa;
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}
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/* Ensure we found an appropriate config. */
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AMS_ABORT_UNLESS(configs != nullptr);
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for (size_t i = 0; i < num_configs; i++) {
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/* Configure the GPIO. */
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Configure(configs[i].pad_name);
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/* Set the GPIO's direction. */
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SetDirection(configs[i].pad_name, configs[i].direction);
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if (configs[i].direction == GpioDirection_Output) {
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/* Set the GPIO's value. */
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SetValue(configs[i].pad_name, configs[i].value);
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}
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}
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}
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}
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