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Implement master interrupt manipulation (JN516x)

This commit is contained in:
George Oikonomou 2017-11-26 18:44:48 +00:00
parent 9396b6da6e
commit 6dfc53dfb3
2 changed files with 75 additions and 1 deletions
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2
arch/platform/jn516x/Makefile.jn516x
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@ -81,7 +81,7 @@ OBJCOPY:=$(CROSS_COMPILE)-objcopy
OBJDUMP:=$(CROSS_COMPILE)-objdump
ARCH = jn516x-ccm-star.c exceptions.c rtimer-arch.c rtimer-arch-slow.c \
slip_uart0.c clock.c micromac-radio.c \
slip_uart0.c clock.c micromac-radio.c int-master.c \
node-id.c watchdog.c slip.c sprintf.c
# Default uart0 for printf and slip
TARGET_WITH_UART0 ?= 1

74
arch/platform/jn516x/int-master.c Normal file
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@ -0,0 +1,74 @@
/*
* Copyright (c) 2017, George Oikonomou - http://www.spd.gr
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*---------------------------------------------------------------------------*/
/**
* \file
* Master interrupt manipulation implementation for the JN516x
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "MicroSpecific.h"
#include "sys/int-master.h"
#include <stdbool.h>
/*---------------------------------------------------------------------------*/
void
int_master_enable(void)
{
MICRO_ENABLE_INTERRUPTS();
}
/*---------------------------------------------------------------------------*/
int_master_status_t
int_master_read_and_disable(void)
{
int_master_status_t status;
MICRO_DISABLE_AND_SAVE_INTERRUPTS(status);
return status;
}
/*---------------------------------------------------------------------------*/
void
int_master_status_set(int_master_status_t status)
{
MICRO_RESTORE_INTERRUPTS(status);
}
/*---------------------------------------------------------------------------*/
bool
int_master_is_enabled(void)
{
int_master_status_t status;
asm volatile ("bw.mfspr %0, r0, 17;" :"=r"(status) : );
return status;
}
/*---------------------------------------------------------------------------*/