mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-12-15 01:01:26 +01:00
42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
/*
|
|
* Copyright (c) 2018-2020 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/>.
|
|
*/
|
|
#include <exosphere.hpp>
|
|
#include "../secmon_error.hpp"
|
|
#include "../secmon_setup.hpp"
|
|
#include "secmon_smc_carveout.hpp"
|
|
|
|
namespace ams::secmon::smc {
|
|
|
|
SmcResult SmcSetKernelCarveoutRegion(SmcArguments &args) {
|
|
/* Decode arguments. */
|
|
const int index = args.r[1];
|
|
const uintptr_t address = args.r[2];
|
|
const size_t size = args.r[3];
|
|
|
|
/* Validate arguments. */
|
|
SMC_R_UNLESS(0 <= index && index < KernelCarveoutCount, InvalidArgument);
|
|
SMC_R_UNLESS(util::IsAligned(address, 128_KB), InvalidArgument);
|
|
SMC_R_UNLESS(util::IsAligned(size, 128_KB), InvalidArgument);
|
|
SMC_R_UNLESS(size <= CarveoutSizeMax, InvalidArgument);
|
|
|
|
/* Set the carveout. */
|
|
SetKernelCarveoutRegion(index, address, size);
|
|
|
|
return SmcResult::Success;
|
|
}
|
|
|
|
}
|