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From: Antony T Curtis <antony.t.curtis@ntlworld.com>
To: Palle Girgensohn <girgen@pingpong.net>
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Date: Thu, 15 Jul 2004 23:36:30 +0100
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cc: current@freebsd.org
Subject: Re: parallel port *slow*
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On Thu, 2004-07-15 at 22:07, Palle Girgensohn wrote:
> Only, the flags don't work, nothing seems to happen?
> 
> $ kenv | grep  ppc
> hint.ppc.0.at="isa"
> hint.ppc.0.flags="0xc"
> hint.ppc.0.irq="7"
> $ dmesg | grep ppc
> ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
> ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
> ppc0: FIFO with 16/16/16 bytes threshold
> ppbus0: <Parallel port bus> on ppc0

I must admit - I have only had it work properly when the flags was
compiled in the kernel config:

device ppc0 at isa? flags 0x08 irq 7 drq 3

The DMA channel should be specified for ECP.. and it should match
whatever your BIOS config says it is...

<snip>

-- 
Antony T Curtis <antony.t.curtis@ntlworld.com>