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fix the previous. bus_space_map() returns *zero* on success.

This commit is contained in:
mrg 2015-02-16 12:17:57 +00:00
parent 45d3953c44
commit c0a52feac5
1 changed files with 8 additions and 4 deletions
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12
sys/external/bsd/drm2/radeon/radeon_pci.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: radeon_pci.c,v 1.5 2015/02/14 06:58:12 mrg Exp $ */
/* $NetBSD: radeon_pci.c,v 1.6 2015/02/16 12:17:57 mrg Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: radeon_pci.c,v 1.5 2015/02/14 06:58:12 mrg Exp $");
__KERNEL_RCSID(0, "$NetBSD: radeon_pci.c,v 1.6 2015/02/16 12:17:57 mrg Exp $");
#ifdef _KERNEL_OPT
#include "vga.h"
@ -178,8 +178,12 @@ radeon_attach(device_t parent, device_t self, void *aux)
* think they can. This stops vga@isa or pcdisplay@isa
* attaching, and stealing wsdisplay0. Yuck.
*/
sc->sc_temp_set = bus_space_map(pa->pa_memt, 0xb0000, 0x10000, 0,
&sc->sc_temp_memh);
int rv = bus_space_map(pa->pa_memt, 0xb0000, 0x10000, 0,
&sc->sc_temp_memh);
sc->sc_temp_set = rv == 0;
if (rv != 0)
aprint_error_dev(self, "unable to reserve VGA registers for "
"i386 radeondrmkms hack\n");
#endif
config_mountroot(self, &radeon_attach_real);