mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
/*
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* Copyright (c) 2018-2019 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 "boot_functions.hpp"
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#include "boot_pinmux_map.hpp"
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#include "boot_pinmux_initial_configuration_icosa.hpp"
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#include "boot_pinmux_initial_configuration_copper.hpp"
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#include "boot_pinmux_initial_configuration_hoag.hpp"
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#include "boot_pinmux_initial_configuration_iowa.hpp"
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#include "boot_pinmux_initial_drive_pad_configuration.hpp"
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void Boot::ConfigurePinmux() {
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/* Update parks. */
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for (size_t i = 0; i < PinmuxPadNameMax; i++) {
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Boot::PinmuxUpdatePark(static_cast<u32>(i));
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}
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/* Dummy read all drive pads. */
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for (size_t i = 0; i < PinmuxDrivePadNameMax; i++) {
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Boot::PinmuxDummyReadDrivePad(static_cast<u32>(i));
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}
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/* Set initial pad configs. */
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Boot::ConfigurePinmuxInitialPads();
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/* Set initial drive pad configs. */
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Boot::ConfigurePinmuxInitialDrivePads();
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}
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void Boot::ConfigurePinmuxInitialPads() {
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const PinmuxInitialConfig *configs = nullptr;
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size_t num_configs = 0;
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const HardwareType hw_type = Boot::GetHardwareType();
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switch (hw_type) {
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case HardwareType_Icosa:
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configs = PinmuxInitialConfigsIcosa;
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num_configs = PinmuxNumInitialConfigsIcosa;
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break;
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case HardwareType_Copper:
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configs = PinmuxInitialConfigsCopper;
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num_configs = PinmuxNumInitialConfigsCopper;
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break;
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case HardwareType_Hoag:
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configs = PinmuxInitialConfigsHoag;
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num_configs = PinmuxNumInitialConfigsHoag;
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break;
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case HardwareType_Iowa:
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configs = PinmuxInitialConfigsIowa;
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num_configs = PinmuxNumInitialConfigsIowa;
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break;
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default:
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/* Unknown hardware type, we can't proceed. */
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std::abort();
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}
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/* Ensure we found an appropriate config. */
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if (configs == nullptr) {
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std::abort();
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}
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for (size_t i = 0; i < num_configs - 1; i++) {
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Boot::PinmuxUpdatePad(configs[i].name, configs[i].val, configs[i].mask);
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}
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/* Extra configs for iowa only. */
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if (hw_type == HardwareType_Iowa) {
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static constexpr u32 ExtraIowaPinmuxPadNames[] = {
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0xAA, 0xAC, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9
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};
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for (size_t i = 0; i < sizeof(ExtraIowaPinmuxPadNames) / sizeof(ExtraIowaPinmuxPadNames[0]); i++) {
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Boot::PinmuxUpdatePad(ExtraIowaPinmuxPadNames[i], 0x2000, 0x2000);
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}
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}
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}
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void Boot::ConfigurePinmuxInitialDrivePads() {
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const PinmuxInitialConfig *configs = PinmuxInitialDrivePadConfigs;
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for (size_t i = 0; i < PinmuxNumInitialDrivePadConfigs; i++) {
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Boot::PinmuxUpdateDrivePad(configs[i].name, configs[i].val, configs[i].mask);
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}
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}
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