On Sat, 3 Jul 1999, Warner Losh wrote:
>
> I'm trying to update the bus-space routines to match more closely the
> NetBSD routines. The new-config project has already done this, so
> I've been moving their code into a relatively pure -current tree.
>
> I'm finding that there are many places that assume that
> bus_space_handle_t is the same thing as u_int or that
> bus_space_handles can be compared with !=. Some of this code I even
> wrote :-(.
>
> These strike me as unwise assumptions. Fortunately, it appears that
> there are only 4 files impacted (at least in my config, I've not tried
> GENERIC yet):
> ../../pci/bt_pci.c
> ../../i386/i386/nexus.c
> ../../i386/isa/aha_isa.c
> ../../pci/es1370.c
> It strikes me as unwise to make these assumptions, even if they should
> generally prove to be true.
>
> Comments?
I think you are on the right lines here. Where does the resource come
from? Are you going to support bus_space_map() and if so, how are you
planning to call BUS_ALLOC_RESOURCE?
I assume that you will update the alpha version of bus.h too.
--
Doug Rabson Mail: [EMAIL PROTECTED]
Nonlinear Systems Ltd. Phone: +44 181 442 9037
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