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Atmosphere/emummc/source/utils/fatal.h

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/*
* Copyright (c) 2019 m4xw <m4x@m4xw.net>
* Copyright (c) 2019 Atmosphere-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 "../nx/smc.h"
enum FatalReason
{
Fatal_InitMMC = 0,
Fatal_InitSD,
Fatal_InvalidAccessor,
Fatal_ReadNoAccessor,
Fatal_WriteNoAccessor,
Fatal_IoMappingLegacy,
Fatal_UnknownVersion,
Fatal_BadResult,
Fatal_GetConfig,
Fatal_OpenAccessor,
Fatal_CloseAccessor,
Fatal_IoMapping,
Fatal_FatfsMount,
Fatal_FatfsFileOpen,
Fatal_FatfsMemExhaustion,
Fatal_InvalidEnum,
Fatal_Max
};
#define AMS_FATAL_ERROR_MAX_STACKTRACE 0x20
#define AMS_FATAL_ERROR_MAX_STACKDUMP 0x100
/* Atmosphere reboot-to-fatal-error. */
typedef struct
{
uint32_t magic;
uint32_t error_desc;
uint64_t title_id;
union {
uint64_t gprs[32];
struct
{
uint64_t _gprs[29];
uint64_t fp;
uint64_t lr;
uint64_t sp;
};
};
uint64_t pc;
uint64_t module_base;
uint32_t pstate;
uint32_t afsr0;
uint32_t afsr1;
uint32_t esr;
uint64_t far;
uint64_t report_identifier; /* Normally just system tick. */
uint64_t stack_trace_size;
uint64_t stack_dump_size;
uint64_t stack_trace[AMS_FATAL_ERROR_MAX_STACKTRACE];
uint8_t stack_dump[AMS_FATAL_ERROR_MAX_STACKDUMP];
} atmosphere_fatal_error_ctx;
/* "AFE1" */
#define ATMOSPHERE_REBOOT_TO_FATAL_MAGIC 0x31454641
/* "AFE0" */
#define ATMOSPHERE_REBOOT_TO_FATAL_MAGIC_0 0x30454641
#define ATMOSPHERE_FATAL_ERROR_ADDR 0x4003E000
#define ATMOSPHERE_FATAL_ERROR_CONTEXT ((volatile atmosphere_fatal_error_ctx *)(ATMOSPHERE_FATAL_ERROR_ADDR))
void __attribute__((noreturn)) fatal_abort(enum FatalReason abortReason);