Re: Kernel does not boot on TT030
On Apr 06 2019, Eero Tamminen <oak@helsinkinet.fi> wrote:
> "initcall_debug" doesn't give any output, but I've enabled the dummy
> IRQ handler [1] and get constant warnings from it. There's quite
> a lot of them in few seconds:
> ----------------------------------------------
> $ grep unexpected tt-boot.log | sort | uniq -c
> 1200 unexpected interrupt from 104
> 212 unexpected interrupt from 112
> ----------------------------------------------
>
> Any idea what those interrupts are for?
These are the HSYNC and VSYNC interrupts. The HSYNC irq should be
masked by tt_scu.sys_mask, the VSYNC irq is used for the cursor, but I
can't find where it is set up right now.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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