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Diffstat (limited to 'drivers/char/agp/agp.h')
-rw-r--r--drivers/char/agp/agp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h
index 923f99df4f1..b709749c863 100644
--- a/drivers/char/agp/agp.h
+++ b/drivers/char/agp/agp.h
@@ -239,6 +239,7 @@ long compat_agp_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
/* Chipset independent registers (from AGP Spec) */
#define AGP_APBASE 0x10
+#define AGP_APERTURE_BAR 0
#define AGPSTAT 0x4
#define AGPCMD 0x8