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When testing for a void region, use PCI_MAPREG_MEM_SIZE() for 32bit memaddr. 

If the 32bit mask read is 0, wmask will be 0xffffffff00000000, and
PCI_MAPREG_MEM64_SIZE() won't make this 0.
This commit is contained in:
bouyer 2002-05-29 14:57:36 +00:00
parent 0e143d0a98
commit ec89a92254
1 changed files with 4 additions and 3 deletions
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7
sys/dev/pci/pci_map.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pci_map.c,v 1.10 2001/11/13 07:48:47 lukem Exp $ */
/* $NetBSD: pci_map.c,v 1.11 2002/05/29 14:57:36 bouyer Exp $ */
/*-
* Copyright (c) 1998, 2000 The NetBSD Foundation, Inc.
@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: pci_map.c,v 1.10 2001/11/13 07:48:47 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: pci_map.c,v 1.11 2002/05/29 14:57:36 bouyer Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -166,7 +166,8 @@ pci_mem_find(pci_chipset_tag_t pc, pcitag_t tag, int reg, pcireg_t type,
waddress = (u_int64_t)address1 << 32UL | address;
wmask = (u_int64_t)mask1 << 32UL | mask;
if (PCI_MAPREG_MEM64_SIZE(wmask) == 0) {
if ((is64bit && PCI_MAPREG_MEM64_SIZE(wmask) == 0) ||
(!is64bit && PCI_MAPREG_MEM_SIZE(mask) == 0)) {
printf("pci_mem_find: void region\n");
return (1);
}