qpc/ports/arm-cm/qxk/iar/qxk_port.h
Quantum Leaps 28ef7ac6ce 5.9.0
2017-05-17 13:16:32 -04:00

78 lines
2.5 KiB
C

/**
* @file
* @brief QXK/C port to ARM Cortex-M, IAR-ARM toolset
* @cond
******************************************************************************
* Last Updated for Version: 5.9.0
* Date of the Last Update: 2017-03-17
*
* Q u a n t u m L e a P s
* ---------------------------
* innovating embedded systems
*
* Copyright (C) Quantum Leaps, LLC. All rights reserved.
*
* This program is open source software: you can redistribute it and/or
* modify it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Alternatively, this program may be distributed and modified under the
* terms of Quantum Leaps commercial licenses, which expressly supersede
* the GNU General Public License and are specifically designed for
* licensees interested in retaining the proprietary status of their code.
*
* This program is distributed in the hope that 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/>.
*
* Contact information:
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******************************************************************************
* @endcond
*/
#ifndef qxk_port_h
#define qxk_port_h
/* determination if the code executes in the ISR context */
#define QXK_ISR_CONTEXT_() (__get_IPSR() != (uint32_t)0)
#if (__CORE__ == __ARM6M__) /* Cortex-M0/M0+/M1? */
#define QXK_CONTEXT_SWITCH_() \
(*Q_UINT2PTR_CAST(uint32_t, 0xE000ED04U) = (uint32_t)(1U << 28))
#else /* Cortex-M3/M4/M7 */
#define QXK_CONTEXT_SWITCH_() do { \
*Q_UINT2PTR_CAST(uint32_t, 0xE000ED04U) = (uint32_t)(1U << 28); \
__DSB(); \
__ISB(); \
} while (0)
#endif
/* QXK interrupt entry and exit */
#define QXK_ISR_ENTRY() ((void)0)
#define QXK_ISR_EXIT() do { \
QF_INT_DISABLE(); \
if (QXK_sched_() != (uint_fast8_t)0) { \
*Q_UINT2PTR_CAST(uint32_t, 0xE000ED04U) = (uint32_t)(1U << 28); \
} \
QF_INT_ENABLE(); \
} while (0)
/* initialization of the QXK kernel */
#define QXK_INIT() QXK_init()
void QXK_init(void);
#include "qxk.h" /* QXK platform-independent public interface */
#endif /* qxk_port_h */