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You can refer to the illumos book "Writing Device Drivers":
On Fri, Jun 1, 2018 at 5:04 PM, <ken....@abelia.ocn.ne.jp> wrote:
> I am application engineer, but I want to write device driver
> that run in user process.
> Character and Block device I want to write,
> But I do not know where am I start.
> chardev? very easy way , look /dev/null you lough,
> but I do not know where it place.
> and I do not know the magic number
> that how can I decide dev_no,
> more, the rule of /devices/.....
> I order my new machine, the sandbox
> please tell me how to write drivers.
> Best regards,
> openindiana-discuss mailing list
Praise the Caffeine embeddings
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