diff options
| author |   otto <otto@openbsd.org> | 2010-01-26 17:47:36 +0000 |
|---|---|---|
| committer | otto <otto@openbsd.org> | 2010-01-26 17:47:36 +0000 |
| commit | 698938c2d33b99bec1847fa0df332ede40cdb59c (patch) | |
| tree | 4bc3d5f7ece7363b84f116779c3cad673b535e50 | |
| parent | downgrade, not downgrades (diff) | |
| download | wireguard-openbsd-698938c2d33b99bec1847fa0df332ede40cdb59c.tar.xz wireguard-openbsd-698938c2d33b99bec1847fa0df332ede40cdb59c.zip | |
backout last, it causes mem conflicts and device trouble;
ok beck@ miod@
| -rw-r--r-- | sys/dev/pci/pci.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c index 15432e50d52..8a95050bf71 100644 --- a/sys/dev/pci/pci.c +++ b/sys/dev/pci/pci.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pci.c,v 1.72 2010/01/13 06:12:48 kettenis Exp $ */ +/* $OpenBSD: pci.c,v 1.73 2010/01/26 17:47:36 otto Exp $ */ /* $NetBSD: pci.c,v 1.31 1997/06/06 23:48:04 thorpej Exp $ */ /* @@ -531,13 +531,12 @@ pci_reserve_resources(struct pci_attach_args *pa) { pci_chipset_tag_t pc = pa->pa_pc; pcitag_t tag = pa->pa_tag; - pcireg_t bhlc, blr, csr, type; + pcireg_t bhlc, blr, type; bus_addr_t base, limit; bus_size_t size; int reg, reg_start, reg_end; int flags; - csr = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); bhlc = pci_conf_read(pc, tag, PCI_BHLC_REG); switch (PCI_HDRTYPE_TYPE(bhlc)) { case 0: @@ -555,7 +554,7 @@ pci_reserve_resources(struct pci_attach_args *pa) default: return (0); } - + for (reg = reg_start; reg < reg_end; reg += 4) { if (!pci_mapreg_probe(pc, tag, reg, &type)) continue; @@ -580,14 +579,9 @@ pci_reserve_resources(struct pci_attach_args *pa) base, size, EX_NOWAIT)) { printf("mem address conflict 0x%x/0x%x\n", base, size); - if (csr & PCI_COMMAND_MEM_ENABLE) { - extent_alloc_region(pa->pa_memex, - base, size, EX_NOWAIT | EX_CONFLICTOK); - } else { - pci_conf_write(pc, tag, reg, 0); - if (type & PCI_MAPREG_MEM_TYPE_64BIT) - pci_conf_write(pc, tag, reg + 4, 0); - } + pci_conf_write(pc, tag, reg, 0); + if (type & PCI_MAPREG_MEM_TYPE_64BIT) + pci_conf_write(pc, tag, reg + 4, 0); } break; case PCI_MAPREG_TYPE_IO: @@ -595,12 +589,7 @@ pci_reserve_resources(struct pci_attach_args *pa) base, size, EX_NOWAIT)) { printf("io address conflict 0x%x/0x%x\n", base, size); - if (csr & PCI_COMMAND_IO_ENABLE) { - extent_alloc_region(pa->pa_memex, - base, size, EX_NOWAIT | EX_CONFLICTOK); - } else { - pci_conf_write(pc, tag, reg, 0); - } + pci_conf_write(pc, tag, reg, 0); } break; } |