Date: Sun, 29 Jan 2012 14:26:19 -0500 From: "Dieter BSD" <dieterbsd@engineer.com> To: freebsd-drivers@freebsd.org Subject: Re: Introduction to writing kernel modules Message-ID: <20120129192621.300970@gmx.com>
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> all it does is crash the kernel. Is there a way of debugging this > without going through reboot and fsck At the risk of pointing out the obvious, you can reduce/eliminate fsck by booting to single user mode, or you can umount or mount -u -r as many filesystems as possible before loading your module. > I can'T set up a virtual machine if a want to talk to > real hardware. It might be that the crash happens before it needs access to hardware? IIRC there is a way to allow bochs access to hardware, although I'd guess it is unlikely to have support for the device you're working on.
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