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Re: port-amd64/51279: bootxx_ffsv2 hangs

The following reply was made to PR port-amd64/51279; it has been noted by GNATS.

From: Benny Siegert <>
Subject: Re: port-amd64/51279: bootxx_ffsv2 hangs
Date: Sun, 7 Aug 2016 11:44:30 +0200

 > On Thu, Jun 30, 2016 at 10:59:08PM +0200, Benny Siegert wrote:
 >> It makes no difference if bootxx_ffsv1 or v2 is used. Both give the =
 same result.
 > This is very strange.
 > Does the ld0 disk appear somehow in the output of sysctl =
 > I guess it should be wd1 there, as you said boot hd1a:/netbsd works =
 > usb.
 I got grub2 (pc) to boot NetBSD working in the meantime. When booting =
 from grub, machdep.diskinfo has
 ld0 sd0
 So ld0 is 0x80? The 0x81 comes from the fact (I think) that the BIOS =
 inserts the USB as 0x80 when booting from it.
 > I wonder if the bios keeps it at index 1 (0x81) even if booting from =
 > but passes 0x80 to the boot block?
 Probably not?
 > Debugging this will probably involve
 > creating special boot blocks with "look how far I got" printouts. Can
 > you reboot that machine freely for testing?
 Given that I have neither network nor X, I cannot run it productively, =
 so sure, I=E2=80=99d love to! :)

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