Re: ARM with Qemu
Adam Lackorzynski <[email protected]>
| Newsgroups | gmane.comp.micro-kernel.l4.devel |
|---|---|
| Message-ID | <[email protected]> |
Hi,
On Thu Mar 05, 2015 at 14:37:56 +0100, Nicolas VARONA wrote:
> >Could also be the uart issue? But entering jdb always works for me.
>
> Even if I can't give inputs to the bare metal application on Qemu, I can
> also enter into the JDB. Is that mean that all interruptions are well
> handled? So the uart issue seems more probable.
I think I found it. A hacky fix/workaround is to add the following
line to the beginning of out_char() in src/lib/uart/uart_cadence.cc:
_regs->write<unsigned>(ISR, IXR_RXOVR);
The proper change is different.
> >Which kind of panic?
>
> I firstly tested my L4linux on Qemu for the Zinq board and the boot
> finishes well (with the problem of inputs that I told you before).
> Nonetheless, with the same image on the board, I have this message:
It segfaults when executing init. One common reason is that VFP support
is missing in Linux. Strike?
Adam
--
Adam [email protected]
Lackorzynski http://os.inf.tu-dresden.de/~adam/