bus_alloc_resource() returns NULL, but why?
Daniel O'Connor
doconnor at gsoft.com.au
Wed Mar 17 15:58:17 PST 2004
On Wed, 17 Mar 2004 01:33, thefly wrote:
> Hi, i'm currently porting QuanCom PWDOG1 Watchdog card to FreeBSD, (you
> can find the current code at http://chiakotay.nexlab.it/acaro/pwdog.c).
> ...
> but the problem is that bus_alloc_resource() returns NULL. I don't have
> a clue about WHY it should. It's running on: FreeBSD 5.2.1-RELEASE with
> GENERIC kernel in a dual pentium 200MMX.
It will return NULL if the resource allocation failed.
I think rid == 0 is what is incorrect here, either that or the card doesn't do
IO (might be SYS_RES_MEMORY instead), try rid = 0x10.
--
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
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