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mbed library sources. Supersedes mbed-src.

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targets/TARGET_Atmel/common/utils/interrupt.h@180:d79f997829d6, 2017-12-18 (annotated)

Committer:
Anythingconnected
Date:
Mon Dec 18 10:14:27 2017 +0000
Revision:
180:d79f997829d6
Parent:
149:156823d33999 
Getting byte by byte read to work

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 #ifndef UTILS_INTERRUPT_H
<> 144:ef7eb2e8f9f7 2 #define UTILS_INTERRUPT_H
<> 144:ef7eb2e8f9f7 3
<> 144:ef7eb2e8f9f7 4 #include <parts.h>
<> 144:ef7eb2e8f9f7 5
<> 144:ef7eb2e8f9f7 6 #if XMEGA || MEGA || TINY
<> 144:ef7eb2e8f9f7 7 # include "interrupt/interrupt_avr8.h"
<> 144:ef7eb2e8f9f7 8 #elif UC3
<> 144:ef7eb2e8f9f7 9 # include "interrupt/interrupt_avr32.h"
<> 144:ef7eb2e8f9f7 10 #elif SAM
<> 144:ef7eb2e8f9f7 11 # include "interrupt/interrupt_sam_nvic.h"
<> 144:ef7eb2e8f9f7 12 #else
<> 144:ef7eb2e8f9f7 13 # error Unsupported device.
<> 144:ef7eb2e8f9f7 14 #endif
<> 144:ef7eb2e8f9f7 15
<> 144:ef7eb2e8f9f7 16 /**
<> 144:ef7eb2e8f9f7 17 * \defgroup interrupt_group Global interrupt management
<> 144:ef7eb2e8f9f7 18 *
<> 144:ef7eb2e8f9f7 19 * This is a driver for global enabling and disabling of interrupts.
<> 144:ef7eb2e8f9f7 20 *
<> 144:ef7eb2e8f9f7 21 * @{
<> 144:ef7eb2e8f9f7 22 */
<> 144:ef7eb2e8f9f7 23
<> 144:ef7eb2e8f9f7 24 #if defined(__DOXYGEN__)
<> 144:ef7eb2e8f9f7 25 /**
<> 144:ef7eb2e8f9f7 26 * \def CONFIG_INTERRUPT_FORCE_INTC
<> 144:ef7eb2e8f9f7 27 * \brief Force usage of the ASF INTC driver
<> 144:ef7eb2e8f9f7 28 *
<> 144:ef7eb2e8f9f7 29 * Predefine this symbol when preprocessing to force the use of the ASF INTC driver.
<> 144:ef7eb2e8f9f7 30 * This is useful to ensure compatibility across compilers and shall be used only when required
<> 144:ef7eb2e8f9f7 31 * by the application needs.
<> 144:ef7eb2e8f9f7 32 */
<> 144:ef7eb2e8f9f7 33 # define CONFIG_INTERRUPT_FORCE_INTC
<> 144:ef7eb2e8f9f7 34 #endif
<> 144:ef7eb2e8f9f7 35
<> 144:ef7eb2e8f9f7 36 //! \name Global interrupt flags
<> 144:ef7eb2e8f9f7 37 //@{
<> 144:ef7eb2e8f9f7 38 /**
<> 144:ef7eb2e8f9f7 39 * \typedef irqflags_t
<> 144:ef7eb2e8f9f7 40 * \brief Type used for holding state of interrupt flag
<> 144:ef7eb2e8f9f7 41 */
<> 144:ef7eb2e8f9f7 42
<> 144:ef7eb2e8f9f7 43 /**
<> 144:ef7eb2e8f9f7 44 * \def cpu_irq_enable
<> 144:ef7eb2e8f9f7 45 * \brief Enable interrupts globally
<> 144:ef7eb2e8f9f7 46 */
<> 144:ef7eb2e8f9f7 47
<> 144:ef7eb2e8f9f7 48 /**
<> 144:ef7eb2e8f9f7 49 * \def cpu_irq_disable
<> 144:ef7eb2e8f9f7 50 * \brief Disable interrupts globally
<> 144:ef7eb2e8f9f7 51 */
<> 144:ef7eb2e8f9f7 52
<> 144:ef7eb2e8f9f7 53 /**
<> 144:ef7eb2e8f9f7 54 * \fn irqflags_t cpu_irq_save(void)
<> 144:ef7eb2e8f9f7 55 * \brief Get and clear the global interrupt flags
<> 144:ef7eb2e8f9f7 56 *
<> 144:ef7eb2e8f9f7 57 * Use in conjunction with \ref cpu_irq_restore.
<> 144:ef7eb2e8f9f7 58 *
<> 144:ef7eb2e8f9f7 59 * \return Current state of interrupt flags.
<> 144:ef7eb2e8f9f7 60 *
<> 144:ef7eb2e8f9f7 61 * \note This function leaves interrupts disabled.
<> 144:ef7eb2e8f9f7 62 */
<> 144:ef7eb2e8f9f7 63
<> 144:ef7eb2e8f9f7 64 /**
<> 144:ef7eb2e8f9f7 65 * \fn void cpu_irq_restore(irqflags_t flags)
<> 144:ef7eb2e8f9f7 66 * \brief Restore global interrupt flags
<> 144:ef7eb2e8f9f7 67 *
<> 144:ef7eb2e8f9f7 68 * Use in conjunction with \ref cpu_irq_save.
<> 144:ef7eb2e8f9f7 69 *
<> 144:ef7eb2e8f9f7 70 * \param flags State to set interrupt flag to.
<> 144:ef7eb2e8f9f7 71 */
<> 144:ef7eb2e8f9f7 72
<> 144:ef7eb2e8f9f7 73 /**
<> 144:ef7eb2e8f9f7 74 * \fn bool cpu_irq_is_enabled_flags(irqflags_t flags)
<> 144:ef7eb2e8f9f7 75 * \brief Check if interrupts are globally enabled in supplied flags
<> 144:ef7eb2e8f9f7 76 *
<> 144:ef7eb2e8f9f7 77 * \param flags Currents state of interrupt flags.
<> 144:ef7eb2e8f9f7 78 *
<> 144:ef7eb2e8f9f7 79 * \return True if interrupts are enabled.
<> 144:ef7eb2e8f9f7 80 */
<> 144:ef7eb2e8f9f7 81
<> 144:ef7eb2e8f9f7 82 /**
<> 144:ef7eb2e8f9f7 83 * \def cpu_irq_is_enabled
<> 144:ef7eb2e8f9f7 84 * \brief Check if interrupts are globally enabled
<> 144:ef7eb2e8f9f7 85 *
<> 144:ef7eb2e8f9f7 86 * \return True if interrupts are enabled.
<> 144:ef7eb2e8f9f7 87 */
<> 144:ef7eb2e8f9f7 88 //@}
<> 144:ef7eb2e8f9f7 89
<> 144:ef7eb2e8f9f7 90 //! @}
<> 144:ef7eb2e8f9f7 91
<> 144:ef7eb2e8f9f7 92 /**
<> 144:ef7eb2e8f9f7 93 * \ingroup interrupt_group
<> 144:ef7eb2e8f9f7 94 * \defgroup interrupt_deprecated_group Deprecated interrupt definitions
<> 144:ef7eb2e8f9f7 95 */
<> 144:ef7eb2e8f9f7 96
<> 144:ef7eb2e8f9f7 97 #endif /* UTILS_INTERRUPT_H */