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46 lines
914 B
C
46 lines
914 B
C
/*
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* isr.c - mc1322x specific isr
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* Copyright (C) 2013 Thomas Eichinger <thomas.eichinger@fu-berlin.de>
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*
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* This source code is licensed under the GNU Lesser General Public License,
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* Version 2. See the file LICENSE for more details.
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*
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* This file is part of RIOT.
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*/
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#include "mc1322x.h"
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#define MAX_IRQ_INDEX 10
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static void (*isr_funcs[11])(void) = {
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asm_isr,
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uart1_isr,
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uart2_isr,
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crm_isr,
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i2c_isr,
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tmr_isr,
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spif_isr,
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maca_isr,
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ssi_isr,
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adc_isr,
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spi_isr
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};
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void register_isr(uint8_t interrupt, void (*isr)(void)) {
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if (interrupt <= MAX_IRQ_INDEX) {
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isr_funcs[interrupt] = isr;
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}
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}
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void isr(void)
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{
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/* pending interrupt? */
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while (ITC->NIPEND) {
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/* get interrupt source, range 0-10 */
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/* call corresponding ISR */
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if (isr_funcs[ITC->NIVECTOR]) {
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(isr_funcs[ITC->NIVECTOR])();
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}
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}
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}
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