Atmosphere/thermosphere/src/exceptions.c

54 lines
1.8 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/>.
*/
#include "exceptions.h"
#include "log.h"
static void dumpStackFrame(const ExceptionStackFrame *frame, bool sameEl)
{
#ifndef NDEBUG
for (u32 i = 0; i < 30; i += 2) {
serialLog("x%u\t\t%08llx\t\tx%u\t\t%08llx\r\n", i, frame->x[i], i + 1, frame->x[i + 1]);
}
serialLog("x30\t\t%08llx\r\n\r\n", frame->x[30]);
serialLog("elr_el2\t\t%08llx\r\n", frame->elr_el2);
serialLog("spsr_el2\t%08llx\r\n", frame->spsr_el2);
if (sameEl) {
serialLog("sp_el2\t\t%08llx\r\n", frame->sp_el2);
} else {
serialLog("sp_el0\t\t%08llx\r\n", frame->sp_el0);
}
serialLog("sp_el1\t\t%08llx\r\n", frame->sp_el1);
#endif
}
void handleLowerElSyncException(ExceptionStackFrame *frame, ExceptionSyndromeRegister esr)
{
serialLog("Lower EL sync exception, EC = 0x%02llx IL=%llu ISS=0x%06llx\r\n", (u64)esr.ec, esr.il, esr.iss);
dumpStackFrame(frame, false);
}
void handleSameElSyncException(ExceptionStackFrame *frame, ExceptionSyndromeRegister esr)
{
serialLog("Same EL sync exception, EC = 0x%02llx IL=%llu ISS=0x%06llx\r\n", (u64)esr.ec, esr.il, esr.iss);
dumpStackFrame(frame, true);
}
void handleUnknownException(u32 offset)
{
serialLog("Unknown exception! (offset 0x%03lx)\r\n", offset);
}