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61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/**
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* @file
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* @brief QK/C port to ARM Cortex-M, GNU-ARM toolset
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* @cond
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******************************************************************************
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* Last Updated for Version: 5.6.4
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* Date of the Last Update: 2016-04-22
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*
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* Q u a n t u m L e a P s
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* ---------------------------
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* innovating embedded systems
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*
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* Copyright (C) Quantum Leaps, LLC. All rights reserved.
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*
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* This program is open source software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alternatively, this program may be distributed and modified under the
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* terms of Quantum Leaps commercial licenses, which expressly supersede
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* the GNU General Public License and are specifically designed for
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* licensees interested in retaining the proprietary status of their code.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for 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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* Contact information:
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* http://www.state-machine.com
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* mailto:info@state-machine.com
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******************************************************************************
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* @endcond
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*/
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#ifndef qk_port_h
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#define qk_port_h
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/* determination if the code executes in the ISR context */
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#define QK_ISR_CONTEXT_() (QK_get_IPSR() != (uint32_t)0)
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__attribute__((always_inline))
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static inline uint32_t QK_get_IPSR(void) {
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uint32_t regIPSR;
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__asm volatile ("mrs %0,ipsr" : "=r" (regIPSR));
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return regIPSR;
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}
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/* QK interrupt entry and exit */
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#define QK_ISR_ENTRY() ((void)0)
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#define QK_ISR_EXIT() \
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((*Q_UINT2PTR_CAST(uint32_t, 0xE000ED04U) = (uint32_t)(1U << 28)))
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#include "qk.h" /* QK platform-independent public interface */
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#endif /* qk_port_h */
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