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-rw-r--r--sys/dev/agp/agpreg.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/dev/agp/agpreg.h b/sys/dev/agp/agpreg.h
index 0539325..79dab08 100644
--- a/sys/dev/agp/agpreg.h
+++ b/sys/dev/agp/agpreg.h
@@ -84,6 +84,11 @@
#define AGP_AMD751_REGISTERS 0x14
#define AGP_AMD751_APCTRL 0xac
#define AGP_AMD751_MODECTRL 0xb0
+#define AGP_AMD751_MODECTRL_SYNEN 0x80
+#define AGP_AMD751_MODECTRL2 0xb2
+#define AGP_AMD751_MODECTRL2_G1LM 0x01
+#define AGP_AMD751_MODECTRL2_GPDCE 0x02
+#define AGP_AMD751_MODECTRL2_NGSE 0x08
/*
* Memory mapped register offsets for AMD 751 chipset.
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