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kern: bump svc limit to 192 from 128

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Michael Scire 2021-04-06 22:26:52 -07:00 • committed by SciresM
parent 46612156f4
commit 4b9e7c7d27
10 changed files with 100 additions and 30 deletions
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27
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_assembly_offsets.h Normal file
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@ -0,0 +1,27 @@
/*
* 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/>.
*/
#pragma once
#define THREAD_STACK_PARAMETERS_SIZE 0x30
#define THREAD_STACK_PARAMETERS_SVC_PERMISSION 0x00
#define THREAD_STACK_PARAMETERS_CONTEXT 0x18
#define THREAD_STACK_PARAMETERS_CUR_THREAD 0x20
#define THREAD_STACK_PARAMETERS_DISABLE_COUNT 0x28
#define THREAD_STACK_PARAMETERS_DPC_FLAGS 0x2A
#define THREAD_STACK_PARAMETERS_CURRENT_SVC_ID 0x2B
#define THREAD_STACK_PARAMETERS_IS_CALLING_SVC 0x2C
#define THREAD_STACK_PARAMETERS_IS_IN_EXCEPTION_HANDLER 0x2D
#define THREAD_STACK_PARAMETERS_IS_PINNED 0x2E

1
libraries/libmesosphere/include/mesosphere/kern_common.hpp
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@ -17,6 +17,7 @@
#include <vapours.hpp>
#include <mesosphere/kern_build_config.hpp>
#include <mesosphere/svc/kern_svc_results.hpp>
#include <mesosphere/kern_select_assembly_offsets.h>
namespace ams::kern {

21
libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp
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@ -82,17 +82,28 @@ namespace ams::kern {
};
struct StackParameters {
alignas(0x10) u8 svc_permission[0x10];
alignas(0x10) u8 svc_permission[0x18];
KThreadContext *context;
KThread *cur_thread;
s16 disable_count;
std::atomic<u8> dpc_flags;
u8 current_svc_id;
bool is_calling_svc;
bool is_in_exception_handler;
bool is_pinned;
s32 disable_count;
KThreadContext *context;
KThread *cur_thread;
};
static_assert(alignof(StackParameters) == 0x10);
static_assert(sizeof(StackParameters) == THREAD_STACK_PARAMETERS_SIZE);
static_assert(__builtin_offsetof(StackParameters, svc_permission) == THREAD_STACK_PARAMETERS_SVC_PERMISSION);
static_assert(__builtin_offsetof(StackParameters, context) == THREAD_STACK_PARAMETERS_CONTEXT);
static_assert(__builtin_offsetof(StackParameters, cur_thread) == THREAD_STACK_PARAMETERS_CUR_THREAD);
static_assert(__builtin_offsetof(StackParameters, disable_count) == THREAD_STACK_PARAMETERS_DISABLE_COUNT);
static_assert(__builtin_offsetof(StackParameters, dpc_flags) == THREAD_STACK_PARAMETERS_DPC_FLAGS);
static_assert(__builtin_offsetof(StackParameters, current_svc_id) == THREAD_STACK_PARAMETERS_CURRENT_SVC_ID);
static_assert(__builtin_offsetof(StackParameters, is_calling_svc) == THREAD_STACK_PARAMETERS_IS_CALLING_SVC);
static_assert(__builtin_offsetof(StackParameters, is_in_exception_handler) == THREAD_STACK_PARAMETERS_IS_IN_EXCEPTION_HANDLER);
static_assert(__builtin_offsetof(StackParameters, is_pinned) == THREAD_STACK_PARAMETERS_IS_PINNED);
struct QueueEntry {
private:
@ -251,7 +262,7 @@ namespace ams::kern {
return *(reinterpret_cast<StackParameters *>(m_kernel_stack_top) - 1);
}
public:
ALWAYS_INLINE s32 GetDisableDispatchCount() const {
ALWAYS_INLINE s16 GetDisableDispatchCount() const {
MESOSPHERE_ASSERT_THIS();
return this->GetStackParameters().disable_count;
}

26
libraries/libmesosphere/include/mesosphere/kern_select_assembly_offsets.h Normal file
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@ -0,0 +1,26 @@
/*
* 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/>.
*/
#pragma once
#ifdef ATMOSPHERE_ARCH_ARM64
#include <mesosphere/arch/arm64/kern_assembly_offsets.h>
#else
#error "Unknown architecture for CPU"
#endif

2
libraries/libmesosphere/include/mesosphere/svc/kern_svc_prototypes.hpp
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@ -20,7 +20,7 @@
namespace ams::kern::svc {
static constexpr size_t NumSupervisorCalls = 0x80;
static constexpr size_t NumSupervisorCalls = 0xC0;
#define AMS_KERN_SVC_DECLARE_ENUM_ID(ID, RETURN_TYPE, NAME, ...) \
SvcId_##NAME = ID,