> This is not happening for the maddr stuff. > I suspect this would do better: > > if (portsize > 0) > isa_set_portsize(dev, portsize); > if (dvp->id_iobase >= 0) > isa_set_port(dev, dvp->id_iobase); > if (dvp->id_irq != 0) > isa_set_irq(dev, ffs(dvp->id_irq) - 1); > if (dvp->id_drq != -1) > isa_set_drq(dev, dvp->id_drq); > if (dvp->id_maddr != 0) > isa_set_maddr(dev, > (int) dvp->id_maddr - KERNBASE); > if (dvp->id_msize != 0) > isa_set_msize(dev, dvp->id_msize); > I'm not sure about the "nothing" value for id_drq though, it might need to > be 0 - but that's a valid dma channel. > > IMHO, isa_release_resources() clearing of the default values for the probe > hints is a timebomb... I thought about adding a seperate store for the > "hint" values rather than using the id_foo[0] entries, and leaving the > tracked resource entries for alloc/free without risking the hints. > > Cheers, > -Peter > Off the topic, I think we should replace (dvp->id_maddr - KERNBASE) with kvtop(dvp->id_maddr), too much assumption about vm layout...
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