From: Eric Valette <eric.valette@free.fr>
To: eric.valette@free.fr
Cc: Russell King <rmk@arm.linux.org.uk>, linux-serial@vger.kernel.org
Subject: Re: ST16C554 Serial device driver
Date: Wed, 22 Sep 2004 13:51:59 +0200 [thread overview]
Message-ID: <4151675F.3040901@free.fr> (raw)
In-Reply-To: <4150200F.7020407@free.fr>
> What is more suspect is the 0x287 (0x2a7) and register address that is
> described in the manufacturer documentation of the PC104 board that says
> : "When the same IRQ is shared by the 4 ports, the card uses 2 registers
> at 287H, one to valid the interrupts and the other to read back the 4
> interrupt status". The attached pictures gives the signification of the
Enabling the IRQ via the additionnal 0x287 port, makes the driver
receive interrupt and work. I have added a samm program that is called
at the end of init setserial command...
--
__
/ ` Eric Valette
/-- __ o _. 6 rue Paul Le Flem
(___, / (_(_(__ 35740 Pace
Tel: +33 (0)2 99 85 26 76 Fax: +33 (0)2 99 85 26 76
E-mail: eric.valette@free.fr
prev parent reply other threads:[~2004-09-22 11:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-21 10:40 ST16C554 Serial device driver Eric Valette
2004-09-21 11:08 ` Roman Kurakin
2004-09-21 12:09 ` Russell King
2004-09-21 12:35 ` Eric Valette
2004-09-21 12:54 ` Russell King
2004-09-21 13:13 ` Eric Valette
2004-09-21 13:47 ` Eric Valette
2004-09-22 11:51 ` Eric Valette [this message]
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