mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-13 00:26:35 +00:00
55 lines
1.8 KiB
C++
55 lines
1.8 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 <exosphere.hpp>
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#include "fusee_secure_initialize.hpp"
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#include "fusee_sdram.hpp"
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#include "fusee_sd_card.hpp"
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namespace ams::nxboot {
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void Main() {
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/* Perform secure hardware initialization. */
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SecureInitialize(true);
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/* Initialize Sdram. */
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InitializeSdram();
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/* Initialize cache. */
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hw::InitializeDataCache();
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/* Initialize SD card. */
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Result result = InitializeSdCard();
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/* DEBUG: Check SD card connection. */
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{
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*reinterpret_cast<volatile u32 *>(0x40038000) = 0xAAAAAAAA;
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*reinterpret_cast<volatile u32 *>(0x40038004) = result.GetValue();
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if (R_SUCCEEDED(result)) {
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sdmmc::SpeedMode sm;
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sdmmc::BusWidth bw;
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*reinterpret_cast<volatile u32 *>(0x40038008) = CheckSdCardConnection(std::addressof(sm), std::addressof(bw)).GetValue();
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*reinterpret_cast<volatile u32 *>(0x4003800C) = static_cast<u32>(sm);
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*reinterpret_cast<volatile u32 *>(0x40038010) = static_cast<u32>(bw);
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}
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*reinterpret_cast<volatile u32 *>(0x7000E400) = 0x10;
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}
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/* TODO */
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AMS_INFINITE_LOOP();
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}
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}
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