Atmosphere/thermosphere/src/data_abort.h
2021-02-19 21:51:35 +00:00

42 lines
1.6 KiB
C

/*
* Copyright (c) 2019 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 "exceptions.h"
typedef struct DataAbortIss {
u32 dfsc : 6; // Fault status code
u32 wnr : 1; // Write, not Read
u32 s1ptw : 1; // Stage1 page table walk fault
u32 cm : 1; // Cache maintenance
u32 ea : 1; // External abort
u32 fnv : 1; // FAR not Valid
u32 set : 2; // Synchronous error type
u32 vncr : 1; // vncr_el2 trap
u32 ar : 1; // Acquire/release. Bit 14
u32 sf : 1; // 64-bit register used
u32 srt : 5; // Syndrome register transfer (register used)
u32 sse : 1; // Syndrome sign extend
u32 sas : 2; // Syndrome access size. Bit 23
u32 isv : 1; // Instruction syndrome valid (ISS[23:14] valid)
} DataAbortIss;
void dumpUnhandledDataAbort(DataAbortIss dabtIss, u64 far, const char *msg);
void handleLowerElDataAbortException(ExceptionStackFrame *frame, ExceptionSyndromeRegister esr);