Date: Mon, 6 Nov 2006 16:27:21 -0500 From: John Baldwin <jhb@freebsd.org> To: freebsd-embedded@freebsd.org Cc: lab@gta.com, lists@wm-access.no Subject: Re: bootmgr on pc engines wrap board Message-ID: <200611061627.22591.jhb@freebsd.org> In-Reply-To: <20061106.092113.-593218896.imp@bsdimp.com> References: <454DFEED.5@wm-access.no> <20061106141538.40996.qmail@gta.com> <20061106.092113.-593218896.imp@bsdimp.com>
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On Monday 06 November 2006 11:21, M. Warner Losh wrote: > In message: <20061106141538.40996.qmail@gta.com> > Larry Baird <lab@gta.com> writes: > : In article <454DFEED.5@wm-access.no> you wrote: > : > spoggle wrote: > : >> NanoBSD write the boot block to use the disk packet (BIOS INT 0x13) > : >> interface. This doesn't work on any of the WRAP or Soekris (45xx or > : >> 48xx) boards I've got. > : >> > : > > : > Are you saying WRAP doesn't support BIOS INT 13h or just that it doesn't > : > work correctly? > : > Which int 13h function doesn't work or what is it that it's missing? > : I am not sure the problem. The code for the read function in boot2.S > : in 4.x and 6.x is very similar. The code in 4.x works for my WRAP > : boards. Hopefully this week I get a chance to do some more experimenting > : to understand why the 6.x version down't work for me. > > The default changed from nopacket to packet... that's likely why the > change. What is supposed to happen is fallback, but it sounds like it > isn't. That was in boot0. He's talking about boot2 which was changed for a different reason. boot2 has magic in it in both 4.x and 6.x to automatically use packet mode when needed. -- John Baldwin
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