mirror of
https://github.com/Atmosphere-NX/Atmosphere-libs.git
synced 2025-10-30 19:15:47 +01:00
46 lines
1.8 KiB
C++
46 lines
1.8 KiB
C++
/*
|
|
* Copyright (c) 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 <stratosphere.hpp>
|
|
|
|
namespace ams::spl::impl {
|
|
|
|
class DeviceAddressMapper {
|
|
private:
|
|
dd::DeviceAddressSpaceType *m_das;
|
|
u64 m_process_address;
|
|
size_t m_size;
|
|
dd::DeviceVirtualAddress m_device_address;
|
|
public:
|
|
DeviceAddressMapper(dd::DeviceAddressSpaceType *das, u64 process_address, size_t size, dd::DeviceVirtualAddress device_address, dd::MemoryPermission permission)
|
|
: m_das(das), m_process_address(process_address), m_size(size), m_device_address(device_address)
|
|
{
|
|
#if defined(ATMOSPHERE_OS_HORIZON)
|
|
R_ABORT_UNLESS(dd::MapDeviceAddressSpaceAligned(m_das, dd::GetCurrentProcessHandle(), m_process_address, m_size, m_device_address, permission));
|
|
#else
|
|
AMS_UNUSED(permission);
|
|
#endif
|
|
}
|
|
|
|
~DeviceAddressMapper() {
|
|
#if defined(ATMOSPHERE_OS_HORIZON)
|
|
dd::UnmapDeviceAddressSpace(m_das, dd::GetCurrentProcessHandle(), m_process_address, m_size, m_device_address);
|
|
#endif
|
|
}
|
|
};
|
|
|
|
}
|