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91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
/// @file
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/// @brief QK/C++ port to ARM Cortex-R, preemptive QK kernel, TI-ARM toolset
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/// @cond
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///***************************************************************************
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/// Last updated for version 6.6.0
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/// Last updated on 2019-07-30
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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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/// Modern Embedded Software
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///
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/// Copyright (C) 2005-2019 Quantum Leaps. 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 <www.gnu.org/licenses>.
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///
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/// Contact information:
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/// <www.state-machine.com/licensing>
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/// <info@state-machine.com>
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///***************************************************************************
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/// @endcond
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#ifndef QK_PORT_HPP
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#define QK_PORT_HPP
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// QK-specific Interrupt Request handler BEGIN
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#define QK_IRQ_BEGIN(name_) \
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void name_(void); \
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__asm(" .def " #name_ "\n" \
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" .arm\n" \
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" .align 4\n" \
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" .armfunc " #name_ "\n" \
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#name_":\n" \
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" SUB LR, LR, #4\n" \
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" SRSDB #31!\n" \
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" CPS #31\n" \
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" PUSH {R0-R3, R12}\n" \
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" .if __TI_VFPV3D16_SUPPORT__ = 1\n" \
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" FMRX R12, FPSCR\n" \
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" STMFD SP!, {R12}\n" \
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" FMRX R12, FPEXC\n" \
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" STMFD SP!, {R12}\n" \
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" FSTMDBD SP!, {D0-D7}\n" \
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" .endif\n" \
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" AND R3, SP, #4\n" \
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" SUB SP, SP, R3\n" \
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" PUSH {R3, LR}\n" \
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" BLX " #name_ "_isr\n" \
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" POP {R3, LR}\n" \
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" ADD SP, SP, R3\n" \
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" .if __TI_VFPV3D16_SUPPORT__ = 1\n" \
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" FLDMIAD SP!, {D0-D7}\n" \
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" LDMFD SP!, {R12}\n" \
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" FMXR FPEXC, R12 \n" \
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" LDMFD SP!, {R12} \n" \
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" FMXR FPSCR, R12\n" \
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" .endif\n" \
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" POP {R0-R3, R12}\n" \
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" RFEIA SP!\n"); \
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extern "C" void name_ ## _isr(void) { \
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++QK_attr_.intNest; {
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// QK-specific Interrupt Request handler END
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#define QK_IRQ_END() \
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} --QK_attr_.intNest; \
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if (QK_attr_.intNest == (uint_fast8_t)0) { \
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if (QK_sched_() != (uint_fast8_t)0) { \
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QK_activate_(); \
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} \
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} \
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}
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#include "qk.hpp" // QK platform-independent public interface
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#endif // QK_PORT_HPP
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