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Code Issues Releases Activity

thermosphere: cleanup again

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TuxSH 2020-02-26 23:24:48 +00:00
parent ea830bb5ab
commit d15154f668
3 changed files with 11 additions and 82 deletions
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11
thermosphere/src/debug_manager.c
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@ -250,3 +250,14 @@ void debugManagerContinueCores(u32 coreList)
__wfe(); __wfe();
} while ((atomic_load(&g_debugManager.pausedCoreList) & coreList) != 0); } while ((atomic_load(&g_debugManager.pausedCoreList) & coreList) != 0);
} }
/* u64 mdcr = GET_SYSREG(mdcr_el2);
// Trap Debug Exceptions, and accesses to debug registers.
mdcr |= MDCR_EL2_TDE;
// Implied from TDE
mdcr |= MDCR_EL2_TDRA | MDCR_EL2_TDOSA | MDCR_EL2_TDA;
SET_SYSREG(mdcr_el2, mdcr);
*/

60
thermosphere/src/traps.c
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@ -1,60 +0,0 @@
/*
* 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 "traps.h"
#include "sysreg.h"
static inline void enableDebugTraps(void)
{
u64 mdcr = GET_SYSREG(mdcr_el2);
// Trap Debug Exceptions, and accesses to debug registers.
mdcr |= MDCR_EL2_TDE;
// Implied from TDE
mdcr |= MDCR_EL2_TDRA | MDCR_EL2_TDOSA | MDCR_EL2_TDA;
SET_SYSREG(mdcr_el2, mdcr);
}
static inline void enableTimerTraps(void)
{
// Disable event streams, trap everything
u64 cnthctl = 0;
SET_SYSREG(cnthctl_el2, cnthctl);
}
void enableTraps(void)
{
u64 hcr = GET_SYSREG(hcr_el2);
// Trap SMC instructions
hcr |= HCR_TSC;
// Trap set/way isns
hcr |= HCR_TSW;
// Reroute physical IRQs to EL2
hcr |= HCR_IMO;
// Make sure HVC is enabled
hcr &= ~HCR_HCD;
SET_SYSREG(hcr_el2, hcr);
enableDebugTraps();
enableTimerTraps();
}

22
thermosphere/src/traps.h
View file

@ -1,22 +0,0 @@
/*
* 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 "utils.h"
#include "exceptions.h"
void enableTraps(void);