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Treat G4X like I915 and G33 for MSAC. Fixes aperture setting.

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Has been working successfully for me and snj for the last few months.
This commit is contained in:
markd 2009-05-04 11:05:45 +00:00
parent 6f0983460b
commit a44286a718
1 changed files with 3 additions and 12 deletions
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15
sys/dev/pci/agp_i810.c
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@ -1,4 +1,4 @@
/* $NetBSD: agp_i810.c,v 1.63 2009/02/19 05:58:37 markd Exp $ */
/* $NetBSD: agp_i810.c,v 1.64 2009/05/04 11:05:45 markd Exp $ */
/*-
* Copyright (c) 2000 Doug Rabson
@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: agp_i810.c,v 1.63 2009/02/19 05:58:37 markd Exp $");
__KERNEL_RCSID(0, "$NetBSD: agp_i810.c,v 1.64 2009/05/04 11:05:45 markd Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -706,6 +706,7 @@ agp_i810_get_aperture(struct agp_softc *sc)
break;
case CHIP_I915:
case CHIP_G33:
case CHIP_G4X:
reg = pci_conf_read(sc->as_pc, sc->as_tag, AGP_I915_MSAC);
msac = (u_int16_t)(reg >> 16);
if (msac & AGP_I915_MSAC_APER_128M)
@ -716,16 +717,6 @@ agp_i810_get_aperture(struct agp_softc *sc)
case CHIP_I965:
size = 512 * 1024 * 1024;
break;
case CHIP_G4X:
reg = pci_conf_read(sc->as_pc, sc->as_tag, AGP_G4X_MSAC);
msac = (u_int16_t)(reg >> 16);
switch (msac & AGP_G4X_MSAC_MASK) {
case AGP_G4X_MSAC_APER_256M:
size = 256 * 1024 * 1024;
case AGP_G4X_MSAC_APER_512M:
size = 512 * 1024 * 1024;
}
break;
default:
aprint_error(": Unknown chipset\n");
}