Changes between Version 2 and Version 3 of kernel_interrupts


Ignore:
Timestamp:
Oct 7, 2014, 12:01:43 PM (10 years ago)
Author:
alain
Comment:

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  • kernel_interrupts

    v2 v3  
    1717 === void '''_irq_demux'''() ===
    1818This function access the ICU or XCU component (Interrupt Controler Unit) to get the interrupt vector entry. There is one ICU or XICU component per cluster, and these components support several output IRQs (one output IRQ per processor in a given cluster).
    19 It uses the [source:soft/giet_vm/giet_drivers/xcu_driver _xcu_get_index()] or  [source:soft/giet_vm/giet_drivers/icu_driver_icu_get_index()] functions to get the IRQ type (HWI / PTI / WTI), and the index in the corresponding interrupt vector.
     19It uses the [source:soft/giet_vm/giet_drivers/xcu_driver.c _xcu_get_index()] or  [source:soft/giet_vm/giet_drivers/icu_driver.c _icu_get_index()] functions to get the IRQ type (HWI / PTI / WTI), and the index in the corresponding interrupt vector.
    2020Any index value larger than 31 means "no active interrupt", and the default ISR is executed.
    2121