mirror of
https://github.com/zephyrproject-rtos/zephyr
synced 2025-09-16 18:47:39 +00:00
bf53ebf2c8
Convert code to use u{8,16,32,64}_t and s{8,16,32,64}_t instead of C99
integer types. There are few places we dont convert over to the new
types because of compatiability with ext/HALs or for ease of transition
at this point. Fixup a few of the PRI formatters so we build with newlib.
Jira: ZEP-2051
Change-Id: I7d2d3697cad04f20aaa8f6e77228f502cd9c8286
Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
45 lines
832 B
C
45 lines
832 B
C
/*
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* Copyright (c) 2016 Jean-Paul Etienne <fractalclone@gmail.com>
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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 Kernel event logger support for RISCV32
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*/
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#ifndef __KERNEL_EVENT_LOGGER_ARCH_H__
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#define __KERNEL_EVENT_LOGGER_ARCH_H__
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#include <arch/cpu.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Get the identification of the current interrupt.
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*
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* This routine obtain the key of the interrupt that is currently processed
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* if it is called from an IRQ context.
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*
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* @return The key of the interrupt that is currently being processed.
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*/
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static inline int _sys_current_irq_key_get(void)
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{
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u32_t mcause;
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__asm__ volatile("csrr %0, mcause" : "=r" (mcause));
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mcause &= SOC_MCAUSE_EXP_MASK;
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return mcause;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* __KERNEL_EVENT_LOGGER_ARCH_H__ */
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