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kern: generate fatal error on panic

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Michael Scire 2020-09-16 16:44:31 -07:00 • committed by SciresM
parent 76957e502d
commit 4acdc899f5
11 changed files with 296 additions and 53 deletions
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2
libraries/libvapours/include/vapours.hpp
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@ -27,3 +27,5 @@
#include <vapours/results.hpp>
#include <vapours/crypto.hpp>
#include <vapours/svc.hpp>
#include <vapours/ams/ams_fatal_error_context.hpp>

66
libraries/libvapours/include/vapours/ams/ams_fatal_error_context.hpp Normal file
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@ -0,0 +1,66 @@
/*
* 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
#include <vapours/includes.hpp>
#include <vapours/defines.hpp>
namespace ams::impl {
struct FatalErrorContext {
static constexpr size_t MaxStackTrace = 0x20;
static constexpr size_t MaxStackDumpSize = 0x100;
static constexpr size_t ThreadLocalSize = 0x100;
static constexpr size_t NumGprs = 29;
static constexpr uintptr_t StdAbortMagicAddress = 0x8;
static constexpr u64 StdAbortMagicValue = 0xA55AF00DDEADCAFEul;
static constexpr u32 StdAbortErrorDesc = 0xFFE;
static constexpr u32 StackOverflowErrorDesc = 0xFFD;
static constexpr u32 KernelPanicDesc = 0xF00;
static constexpr u32 DataAbortErrorDesc = 0x101;
static constexpr u32 Magic = util::FourCC<'A', 'F', 'E', '2'>::Code;
u32 magic;
u32 error_desc;
u64 program_id;
union {
u64 gprs[32];
struct {
u64 _gprs[29];
u64 fp;
u64 lr;
u64 sp;
};
};
u64 pc;
u64 module_base;
u32 pstate;
u32 afsr0;
u32 afsr1;
u32 esr;
u64 far;
u64 report_identifier; /* Normally just system tick. */
u64 stack_trace_size;
u64 stack_dump_size;
u64 stack_trace[MaxStackTrace];
u8 stack_dump[MaxStackDumpSize];
u8 tls[ThreadLocalSize];
};
static_assert(sizeof(FatalErrorContext) == 0x450);
static_assert(std::is_standard_layout<FatalErrorContext>::value);
static_assert(std::is_trivial<FatalErrorContext>::value);
}