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Diffstat (limited to 'xorg-server/hw/xfree86/ramdac/BT.h')
-rw-r--r--xorg-server/hw/xfree86/ramdac/BT.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/ramdac/BT.h b/xorg-server/hw/xfree86/ramdac/BT.h
new file mode 100644
index 000000000..b3426bada
--- /dev/null
+++ b/xorg-server/hw/xfree86/ramdac/BT.h
@@ -0,0 +1,32 @@
+
+#include "xf86RamDac.h"
+
+RamDacHelperRecPtr BTramdacProbe(ScrnInfoPtr pScrn, RamDacSupportedInfoRecPtr ramdacs);
+void BTramdacSave(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
+void BTramdacRestore(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
+void BTramdacSetBpp(ScrnInfoPtr pScrn, RamDacRegRecPtr RamDacRegRec);
+
+#define ATT20C504_RAMDAC (VENDOR_BT << 16) | 0x00
+#define ATT20C505_RAMDAC (VENDOR_BT << 16) | 0x01
+#define BT485_RAMDAC (VENDOR_BT << 16) | 0x02
+
+/*
+ * BT registers
+ */
+
+#define BT_WRITE_ADDR 0x00
+#define BT_RAMDAC_DATA 0x01
+#define BT_PIXEL_MASK 0x02
+#define BT_READ_ADDR 0x03
+#define BT_CURS_WR_ADDR 0x04
+#define BT_CURS_DATA 0x05
+#define BT_COMMAND_REG_0 0x06
+#define BT_CURS_RD_ADDR 0x07
+#define BT_COMMAND_REG_1 0x08
+#define BT_COMMAND_REG_2 0x09
+#define BT_STATUS_REG 0x0A
+#define BT_CURS_RAM_DATA 0x0B
+#define BT_CURS_X_LOW 0x0C
+#define BT_CURS_X_HIGH 0x0D
+#define BT_CURS_Y_LOW 0x0E
+#define BT_CURS_Y_HIGH 0x0F