Re: port-alpha/56434 (alpha testbed installs fail with cmdide errors)

[Andreas Gustafsson <gson%NetBSD.org@localhost>]

The following reply was made to PR port-alpha/56434; it has been noted by GNATS.

From: Andreas Gustafsson <gson%NetBSD.org@localhost>
To: Jason Thorpe <thorpej%me.com@localhost>, Martin Husemann <martin%duskware.de@localhost>
Cc: gnats-bugs%netbsd.org@localhost,
    port-alpha%netbsd.org@localhost
Subject: Re: port-alpha/56434 (alpha testbed installs fail with cmdide errors)
Date: Mon, 20 Nov 2023 16:47:36 +0200

 I have adjusted the Subject: line in an attempt to get gnats to file
 this with the PR.
 
 Jason Thorpe wrote:
 > What this is a DMA segment that starts at an odd boundary
 > (0x83ae126d) and has an odd number of bytes (0xd93) to reach the end
 > of the page (0x83ae2000).  The remainder of the 8K buffer (in
 > virtual space) starts on a different physical page (0x83bac000).
 
 Makes sense.
 
 > Whether or not Qemu is correct in forcing the length to be even,
 
 Not sure if this is the right chip, but Table III in
 http://ftp.parisc-linux.org/docs/chips/PC87415.pdf suggests that
 qemu correctly emulates that chip at least.
 
 Martin Husemann wrote:
 > That part is pretty easy, I can do it if emulation in QEMU works good enough
 
 I successfully reproduced the issue today using the command from the
 How-To-Repeat section:
 
   anita install http://nycdn.netbsd.org/pub/NetBSD-daily/HEAD/latest/alpha/
 
 -- 
 Andreas Gustafsson, gson%NetBSD.org@localhost