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exo2: implement SmcSetKernelCarveoutRegion

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This commit is contained in:
Michael Scire
2020-05-15 12:05:17 -07:00
committed by SciresM
parent bf546d5fb3
commit b6b114ec40
5 changed files with 31 additions and 4 deletions
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18
exosphere2/program/source/smc/secmon_smc_carveout.cpp
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@@ -15,13 +15,27 @@
*/
#include <exosphere.hpp>
#include "../secmon_error.hpp"
#include "../secmon_setup.hpp"
#include "secmon_smc_carveout.hpp"
namespace ams::secmon::smc {
SmcResult SmcSetKernelCarveoutRegion(SmcArguments &args) {
/* TODO */
return SmcResult::NotImplemented;
/* 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;
}
}