From: msokolov@ivan.Harhan.ORG (Michael Sokolov)
To: linuxppc-dev@lists.linuxppc.org
Cc: davidm@amberdata.demon.co.uk, hollis@austin.ibm.com
Subject: Re: RFC: i8259.c & PCI int ack
Date: Mon, 3 Dec 01 14:37:56 PST [thread overview]
Message-ID: <0112032237.AA11733@ivan.Harhan.ORG> (raw)
hollis@austin.ibm.com wrote:
> - i8259_init now takes a 'long intack_addr', which on PReP is 0xbffffff0.
> For platforms that only poll, this argument is irrelevant and can be 0x0
>
> [...]
>
> If this is the right idea, I intend to change all 8259 users:
> - ppc_md.get_irq = i8259_irq -> ppc_md.get_irq = i8259_poll
> - i8259_init() -> i8259_init(0x0)
> - i8259_irq(smp_processor_id()) -> i8259_poll()
With this patch on platforms that only poll, your code will still do an ioremap
on i8259_init's argument, even if it's 0. I'm not sure that is good.
MS
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next reply other threads:[~2001-12-03 22:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-03 22:37 Michael Sokolov [this message]
2001-12-03 22:46 ` RFC: i8259.c & PCI int ack hollis
-- strict thread matches above, loose matches on Subject: below --
2001-12-03 22:09 hollis
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