17277fa1bf
Those new statistics give the maximum time an IRQ took and also the total time spent in IRQ, for each IRQ. Hopefully those do not take took much time or space to collect. If this is the case, it can be enabled in debug builds only the future. Change-Id: I05af172897c5cb7ffcc9322452f974d8f968e29d
90 lines
3 KiB
C
90 lines
3 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2012 by Amaury Pouly
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef ICOLL_IMX233_H
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#define ICOLL_IMX233_H
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#include "config.h"
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#include "system.h"
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#define INT_SRC_VDD5V 3
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#define INT_SRC_DAC_DMA 5
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#define INT_SRC_DAC_ERROR 6
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#define INT_SRC_ADC_DMA 7
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#define INT_SRC_ADC_ERROR 8
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#define INT_SRC_USB_CTRL 11
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#define INT_SRC_SSP1_DMA 14
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#define INT_SRC_SSP1_ERROR 15
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#define INT_SRC_GPIO0 16
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#define INT_SRC_GPIO1 17
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#define INT_SRC_GPIO2 18
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#define INT_SRC_GPIO(i) (INT_SRC_GPIO0 + (i))
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#define INT_SRC_I2C_DMA 26
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#define INT_SRC_I2C_ERROR 27
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#define INT_SRC_TIMER(nr) (28 + (nr))
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#define INT_SRC_TOUCH_DETECT 36
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#define INT_SRC_LRADC_CHx(x) (37 + (x))
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#define INT_SRC_RTC_1MSEC 48
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/* STMP3700+ specific */
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#if IMX233_SUBTARGET >= 3700
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#define INT_SRC_SSP2_ERROR 2
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#define INT_SRC_SSP2_DMA 20
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#define INT_SRC_LCDIF_DMA 45
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#define INT_SRC_LCDIF_ERROR 46
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#define INT_SRC_DCP 54
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#endif
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/* STMP3780+ specific */
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#if IMX233_SUBTARGET >= 3780
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#endif
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/* Software IRQ and IRQ count*/
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#if IMX233_SUBTARGET >= 3780
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#define INT_SRC_SOFTWARE(x) (66 + (x))
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#define INT_SRC_COUNT 128
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#elif IMX233_SUBTARGET >= 3700
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#define INT_SRC_SOFTWARE(x) (55 + (x))
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#define INT_SRC_COUNT 64
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#elif IMX233_SUBTARGET >= 3600
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#define INT_SRC_SOFTWARE(x) (60 + (x))
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#define INT_SRC_COUNT 64
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#endif
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/* Interrupt priorities for typical tasks */
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#define ICOLL_PRIO_NORMAL 0
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#define ICOLL_PRIO_AUDIO 1
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#define ICOLL_PRIO_DPC 2
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#define ICOLL_PRIO_WATCHDOG 3
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struct imx233_icoll_irq_info_t
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{
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bool enabled; /* is IRQ currently enabled ? */
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unsigned freq; /* how many times was IRQ fired in the past second */
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unsigned priority; /* IRQ priority (0-3) */
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unsigned max_time; /* maximum time spent in one IRQ during the past second (in us) */
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unsigned total_time; /* total time spent in IRQ during the past second (in us) */
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};
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void imx233_icoll_init(void);
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void imx233_icoll_enable_interrupt(int src, bool enable);
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void imx233_icoll_set_priority(int src, unsigned prio);
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struct imx233_icoll_irq_info_t imx233_icoll_get_irq_info(int src);
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void imx233_icoll_force_irq(unsigned src, bool enable);
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#endif /* ICOLL_IMX233_H */
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