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[PATCH] remove ISA legacy functions: remove documentation
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This patch removes the documentation of the ISA legacy functions.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Adrian Bunk authored and Linus Torvalds committed Mar 24, 2006
1 parent 57f3ebc commit f993b3b
Showing 1 changed file with 0 additions and 19 deletions.
19 changes: 0 additions & 19 deletions Documentation/DocBook/deviceiobook.tmpl
Original file line number Diff line number Diff line change
Expand Up @@ -270,25 +270,6 @@ CPU B: spin_unlock_irqrestore(&amp;dev_lock, flags)
</para>
</sect1>

<sect1>
<title>ISA legacy functions</title>
<para>
On older kernels (2.2 and earlier) the ISA bus could be read or
written with these functions and without ioremap being used. This is
no longer true in Linux 2.4. A set of equivalent functions exist for
easy legacy driver porting. The functions available are prefixed
with 'isa_' and are <function>isa_readb</function>,
<function>isa_writeb</function>, <function>isa_readw</function>,
<function>isa_writew</function>, <function>isa_readl</function>,
<function>isa_writel</function>, <function>isa_memcpy_fromio</function>
and <function>isa_memcpy_toio</function>
</para>
<para>
These functions should not be used in new drivers, and will
eventually be going away.
</para>
</sect1>

</chapter>

<chapter>
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