Re: some booting help

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David Weis writes:

David> I was looking at the BUSIO_ATT and BUSIO_DET functions in
David> /usr/include/sys/adspace.h for clues. I had downloaded some AIX driver
David> source code examples once but can't seem to find them any more.

	See also /usr/include/sys/ioacc.h.  AIX device drivers accessing
those types of devices perform a lot of

iocc_val = IOCC_ATT(bus_id, 0);
val = BUSIO_GETC(iocc_val+XXX);
...
BUSIO_PUTC(iocc_val+XXX);
IOCC_DET(iocc_val);

	Plus programmed I/O, e.g., pio_assist().

David

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