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When a PCI bus is attached, print out which bus spaces were enabled

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by the parent.
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thorpej 1998-01-31 00:37:39 +00:00
parent f11bd84939
commit 480445c035
1 changed files with 20 additions and 1 deletions
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21
sys/dev/pci/pci.c
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@ -1,4 +1,4 @@
/* $NetBSD: pci.c,v 1.30 1998/01/12 09:40:11 thorpej Exp $ */
/* $NetBSD: pci.c,v 1.31 1998/01/31 00:37:39 thorpej Exp $ */
/*
* Copyright (c) 1995, 1996, 1997
@ -131,10 +131,29 @@ pciattach(parent, self, aux)
bus_space_tag_t iot, memt;
pci_chipset_tag_t pc;
int bus, device, maxndevs, function, nfunctions;
int io_enabled, mem_enabled;
pci_attach_hook(parent, self, pba);
printf("\n");
io_enabled = (pba->pba_flags & PCI_FLAGS_IO_ENABLED);
mem_enabled = (pba->pba_flags & PCI_FLAGS_MEM_ENABLED);
if (io_enabled == 0 && mem_enabled == 0) {
printf("%s: no spaces enabled!\n", self->dv_xname);
return;
}
printf("%s: ", self->dv_xname);
if (io_enabled)
printf("i/o enabled");
if (mem_enabled) {
if (io_enabled)
printf(", ");
printf("memory enabled");
}
printf("\n");
iot = pba->pba_iot;
memt = pba->pba_memt;
pc = pba->pba_pc;