qpc/ports/arm-cm/qk/arm/qk_port.h
2020-03-17 21:33:20 -04:00

69 lines
2.3 KiB
C

/**
* @file
* @brief QK/C port to ARM Cortex-M, ARM-KEIL 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 <www.gnu.org/licenses/>.
*
* Contact information:
* <www.state-machine.com/licensing>
* <info@state-machine.com>
******************************************************************************
* @endcond
*/
#ifndef QK_PORT_H
#define QK_PORT_H
/* determination if the code executes in the ISR context */
#define QK_ISR_CONTEXT_() (QK_get_IPSR() != 0U)
/* inline function for getting the IPSR register */
static __inline uint32_t QK_get_IPSR(void) {
register uint32_t volatile __regIPSR __asm("ipsr");
return __regIPSR;
}
/* QK interrupt entry and exit */
#define QK_ISR_ENTRY() ((void)0)
#define QK_ISR_EXIT() do { \
QF_INT_DISABLE(); \
if (QK_sched_() != 0U) { \
*Q_UINT2PTR_CAST(uint32_t, 0xE000ED04U) = (1U << 28); \
} \
QF_INT_ENABLE(); \
} while (false)
/* initialization of the QK kernel */
#define QK_INIT() QK_init()
void QK_init(void);
#include "qk.h" /* QK platform-independent public interface */
#endif /* QK_PORT_H */