Sun documentation mentions that ZX can not run on a sun4c or inside an xbox,

so document this as well.

1 files changed, 7 insertions, 5 deletions

diff --git a/share/man/man4/man4.sparc/zx.4 b/share/man/man4/man4.sparc/zx.4
index bf72e368aa4..41a122e6207 100644
--- a/share/man/man4/man4.sparc/zx.4
+++ b/share/man/man4/man4.sparc/zx.4
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: zx.4,v 1.2 2003/03/10 20:11:33 miod Exp $
+.\"	$OpenBSD: zx.4,v 1.3 2003/03/10 20:50:37 miod Exp $
 .\" Copyright (c) 2003 Miodrag Vallat.  All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
@@ -32,11 +32,10 @@
 .Cd "zx* at sbus? slot ? offset ?"
 .Cd "wsdisplay* at zx?"
 .Sh DESCRIPTION
-The
-.Nm
-is a color frame buffer, with graphics acceleration
+The ZX and TurboZX
+are dual-slot SBus color frame buffers, with graphics acceleration
 and overlay capabilities.
-It is also known as the
+They are also known as the
 .Tn Sun
 .Dq Leo
 graphics card.
@@ -70,3 +69,6 @@ interface.
 .Xr wsdisplay 4
 .Xr boot_config 8 ,
 .Xr config 8
+.Sh CAVEATS
+The ZX and TurboZX cards will not function in a sun4c class machine or
+in an SBus expansion box, due to PROM limitations.