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Re: DSR stops running after heavy interrupts. Bug found?

Andrew Lunn <andrew@lunn.ch> writes:

[...]

> However, from what you are saying it sounds like there needs to be
> another comparison afterwards. Something like:
>
>         and     r0,r0,#2 // CYG_ISR_CALL_DSR
>         beq     17f

No, bit checking of the ISR return value is performed inside the
interrupt_end() routine:

    if( isr_ret & Cyg_Interrupt::CALL_DSR && intr != NULL ) intr->post_dsr()

-- Sergei.


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