71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
/*
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* Copyright (c) 2016 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief Private kernel definitions
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*
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* This file contains private kernel function/macro definitions and various
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* other definitions for the Nios II processor architecture.
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*
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* This file is also included by assembly language files which must #define
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* _ASMLANGUAGE before including this header file. Note that kernel
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* assembly source files obtains structure offset values via "absolute
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* symbols" in the offsets.o module.
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*/
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#ifndef ZEPHYR_ARCH_NIOS2_INCLUDE_KERNEL_ARCH_FUNC_H_
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#define ZEPHYR_ARCH_NIOS2_INCLUDE_KERNEL_ARCH_FUNC_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef _ASMLANGUAGE
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void k_cpu_idle(void);
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void k_cpu_atomic_idle(unsigned int key);
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static ALWAYS_INLINE void kernel_arch_init(void)
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{
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_kernel.irq_stack =
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K_THREAD_STACK_BUFFER(_interrupt_stack) + CONFIG_ISR_STACK_SIZE;
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}
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static ALWAYS_INLINE void
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_set_thread_return_value(struct k_thread *thread, unsigned int value)
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{
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thread->callee_saved.retval = value;
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}
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#define _is_in_isr() (_kernel.nested != 0U)
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#ifdef CONFIG_IRQ_OFFLOAD
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void _irq_do_offload(void);
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#endif
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#if ALT_CPU_ICACHE_SIZE > 0
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void _nios2_icache_flush_all(void);
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#else
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#define _nios2_icache_flush_all() do { } while (0)
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#endif
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#if ALT_CPU_DCACHE_SIZE > 0
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void _nios2_dcache_flush_all(void);
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void _nios2_dcache_flush_no_writeback(void *start, u32_t len);
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#else
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#define _nios2_dcache_flush_all() do { } while (0)
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#define _nios2_dcache_flush_no_writeback(x, y) do { } while (0)
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#endif
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#endif /* _ASMLANGUAGE */
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_ARCH_NIOS2_INCLUDE_KERNEL_ARCH_FUNC_H_ */
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