Atmosphere/libraries/libstratosphere/include/stratosphere/dd/dd_io_mappings.hpp

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/*
* Copyright (c) 2018-2019 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::dd {
uintptr_t QueryIoMapping(uintptr_t phys_addr, size_t size);
u32 ReadRegister(uintptr_t phys_addr);
void WriteRegister(uintptr_t phys_addr, u32 value);
u32 ReadWriteRegister(uintptr_t phys_addr, u32 value, u32 mask);
/* Convenience Helper. */
inline uintptr_t GetIoMapping(uintptr_t phys_addr, size_t size) {
const uintptr_t io_mapping = QueryIoMapping(phys_addr, size);
AMS_ASSERT(io_mapping);
return io_mapping;
}
}