Re: Any guides for adding new IDE chipset drivers?

From: Randy.Dunlap
Date: Tue Feb 17 2004 - 10:50:53 EST


On Tue, 17 Feb 2004 14:27:06 +0000 Alex Bennee <kernel-hacker@xxxxxxxxxx> wrote:

| On Monday 16 of Febuary 2004 09:40:21 PST, Bart wrote:
| >On Monday 16 of February 2004 18:04, Alex Bennee wrote:
| >
| >> Is there a driver that can be held of as an example of good taste and
| >> the "right" way to implement a chipset driver?
| >
| >Yep. Please take a look at drivers/ide/arm/icside.c.
| >It is well written, quite simple and has DMA support.
|
| Thanks. I'll base my driver on this one as it does seem quite easy
| to follow. However I'm wondering what the point of the begin/end functions
| are. The dma_read/write functions just seem to call dma_count which starts the
| dma requests going.
|
| Am I missing something here? Is all that required from the higher level a single
| call to dma_read/write or should I be expecting a series of calls to setup a transfer?
|
|
| >If you have any questions/issues feel free to ask
| >on linux-ide@xxxxxxxxxxxxxxx mailing list.
|
| Hmmm, vger seems to be ignoring my subscribe requests.
|
| Is the list archived anywhere? None are listed on VGER.

http://marc.theaimsgroup.com/?l=linux-ide



--
~Randy
kernel-janitors project: http://janitor.kernelnewbies.org/
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