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Re: port-macppc/48255 Unreadable console output when netbooting macppc

The following reply was made to PR port-macppc/48255; it has been noted by GNATS.

From: David Holland <>
Subject: Re: port-macppc/48255 Unreadable console output when netbooting
Date: Sun, 8 Aug 2021 19:25:23 +0000

 On Sat, Aug 07, 2021 at 04:25:01AM +0000, Michael wrote:
  >  >  Does that mean the PR can be closed?
  >  In theory, yes.
  >  Sevan sent me an iBook which reproduced this bug and I figured out
  >  what's wrong - basically OF runs the radeon with tiling enabled which
  >  radeonfb didn't expect. It only disabled tiling for the video output
  >  logic and the blitter but not for video memory access via AGP, which is
  >  why drawing characters by hardware worked while software drawing did
  >  not, which ALWAYS_ACCEL_PUTCHAR worked around.
  >  I committed a proper fix a while ago - disable tiling translation for
  >  video RAM access from the host as well - I do not remember if it was
  >  pulled up into 9, I'll check.
 Sounds more than in theory :-)
 Given that the initial issue was filed against -current (and during
 6.99) it doesn't probably really need to get into -9. So I'll close
 the PR.
 (to the original submitter: if you would like it in -9 and it's not,
 write in and let us know)
 David A. Holland

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