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interrupt: minor, fix comment

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This commit is contained in:
King Kévin 2020-12-11 20:55:39 +01:00
parent c8861f40c4
commit 789b36fc21
2 changed files with 7 additions and 7 deletions
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10
lib/interrupt.c
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@ -1,8 +1,8 @@
/** BusVoodoo runtime interrupt table
/** runtime interrupt table
* @file
* @author King Kévin <kingkevin@cuvoodoo.info>
* @copyright SPDX-License-Identifier: GPL-3.0-or-later
* @date 2018
* @date 2018-2020
*/
#include "interrupt.h" // own definitions
@ -14,11 +14,11 @@ static void isr_handler(void)
// get current IRQ number
uint8_t irq = 0;
if (NVIC_IABR(0)) {
irq = __builtin_ffs(NVIC_IABR(0))-1;
irq = __builtin_ffs(NVIC_IABR(0)) - 1;
} else if (NVIC_IABR(1)) {
irq = __builtin_ffs(NVIC_IABR(1))+31;
irq = __builtin_ffs(NVIC_IABR(1)) + 31;
} else if (NVIC_IABR(2)) {
irq = __builtin_ffs(NVIC_IABR(2))+64;
irq = __builtin_ffs(NVIC_IABR(2)) + 64;
} else {
while (true);
}

4
lib/interrupt.h
View File

@ -1,8 +1,8 @@
/** BusVoodoo runtime interrupt table
/** runtime interrupt table
* @file
* @author King Kévin <kingkevin@cuvoodoo.info>
* @copyright SPDX-License-Identifier: GPL-3.0-or-later
* @date 2018
* @date 2018-2020
*/
#pragma once
#error not converted for STM32F4