From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Interrupt initialization for ppc440
Date: Sat, 23 Jul 2005 02:05:17 +0200 [thread overview]
Message-ID: <200507230205.17556.sr@denx.de> (raw)
In-Reply-To: <c3d0340b05072215042d34b8c9@mail.gmail.com>
Hi Shawn,
> IIRC, Interrupt usually doesn't have to be enabled on U-Boot. When
> looking into ppc440 code cpu/ppc4xx/interrupts.c, I noticed that
> uic0/1/2 are actually enabled for ppc440 targets. Is there any 440
> chips using interrupts on U-Boot?
Yes. All PPC4xx chips (405 and 440) use interrupts for the ethernet drivers.
Try looking for "irq_install_handler" to see, where interrupts are used.
Best regards,
Stefan
next prev parent reply other threads:[~2005-07-23 0:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-22 22:04 [U-Boot-Users] Interrupt initialization for ppc440 Shawn Jin
2005-07-23 0:05 ` Stefan Roese [this message]
2005-07-23 3:18 ` Shawn Jin
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