Atmosphere/libraries/libmesosphere/source/arch/arm64/svc/kern_svc_tables.cpp
2020-02-08 02:49:32 -08:00

76 lines
3.7 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 <mesosphere/kern_debug_log.hpp>
#include <mesosphere/svc/kern_svc_tables.hpp>
#include <vapours/svc/svc_codegen.hpp>
namespace ams::kern::svc {
namespace {
/* TODO: Enable compilation of this file when the kernel supports supervisor calls. */
#if 0
#define DECLARE_SVC_STRUCT(ID, RETURN_TYPE, NAME, ...) \
class NAME { \
private: \
using Impl = ::ams::svc::codegen::KernelSvcWrapper<::ams::kern::svc::NAME##64, ::ams::kern::svc::NAME##64From32>; \
public: \
static NOINLINE void Call64() { return Impl::Call64(); } \
static NOINLINE void Call64From32() { return Impl::Call64From32(); } \
};
#else
#define DECLARE_SVC_STRUCT(ID, RETURN_TYPE, NAME, ...) \
class NAME { \
public: \
static NOINLINE void Call64() { MESOSPHERE_LOG("Stubbed Svc"#NAME"64 was called\n"); } \
static NOINLINE void Call64From32() { MESOSPHERE_LOG("Stubbed Svc"#NAME"64From32 was called\n"); } \
};
#endif
/* Set omit-frame-pointer to prevent GCC from emitting MOV X29, SP instructions. */
#pragma GCC push_options
#pragma GCC optimize ("omit-frame-pointer")
AMS_SVC_FOREACH_KERN_DEFINITION(DECLARE_SVC_STRUCT, _)
#pragma GCC pop_options
}
const std::array<SvcTableEntry, NumSupervisorCalls> SvcTable64From32 = [] {
std::array<SvcTableEntry, NumSupervisorCalls> table = {};
#define AMS_KERN_SVC_SET_TABLE_ENTRY(ID, RETURN_TYPE, NAME, ...) \
table[ID] = NAME::Call64From32;
AMS_SVC_FOREACH_KERN_DEFINITION(AMS_KERN_SVC_SET_TABLE_ENTRY, _)
#undef AMS_KERN_SVC_SET_TABLE_ENTRY
return table;
}();
const std::array<SvcTableEntry, NumSupervisorCalls> SvcTable64 = [] {
std::array<SvcTableEntry, NumSupervisorCalls> table = {};
#define AMS_KERN_SVC_SET_TABLE_ENTRY(ID, RETURN_TYPE, NAME, ...) \
table[ID] = NAME::Call64;
AMS_SVC_FOREACH_KERN_DEFINITION(AMS_KERN_SVC_SET_TABLE_ENTRY, _)
#undef AMS_KERN_SVC_SET_TABLE_ENTRY
return table;
}();
}