2019-08-05 22:49:25 +01:00
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/*
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* Copyright (c) 2019 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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2019-08-06 05:09:51 +01:00
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#include "watchpoints.h"
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#include "breakpoints_watchpoints_save_restore.h"
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2019-08-05 22:49:25 +01:00
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#include "utils.h"
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#include "sysreg.h"
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#include "arm.h"
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2019-08-06 05:09:51 +01:00
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WatchpointManager g_watchpointManager = {0};
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// Init the structure (already in BSS, so already zero-initialized) and load the registers
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void initWatchpoints(void)
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2019-08-05 22:49:25 +01:00
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{
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2019-08-06 05:09:51 +01:00
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recursiveSpinlockLock(&g_watchpointManager.lock);
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if (currentCoreCtx->isBootCore && !currentCoreCtx->warmboot) {
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2019-08-06 21:26:28 +01:00
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size_t num = ((GET_SYSREG(id_aa64dfr0_el1) >> 20) & 0xF) + 1;
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2019-08-06 05:09:51 +01:00
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g_watchpointManager.maxWatchpoints = (u32)num;
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g_watchpointManager.allocationBitmap = 0xFFFF;
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}
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loadWatchpointRegs(g_watchpointManager.watchpoints, g_watchpointManager.maxWatchpoints);
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2019-08-05 22:49:25 +01:00
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2019-08-06 05:09:51 +01:00
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recursiveSpinlockUnlock(&g_watchpointManager.lock);
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2019-08-05 22:49:25 +01:00
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}
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