33 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
| 
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| #include "xf86RamDac.h"
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| 
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| extern _X_EXPORT RamDacHelperRecPtr BTramdacProbe(ScrnInfoPtr pScrn, RamDacSupportedInfoRecPtr ramdacs);
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| extern _X_EXPORT void BTramdacSave(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
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| extern _X_EXPORT void BTramdacRestore(ScrnInfoPtr pScrn, RamDacRecPtr RamDacRec, RamDacRegRecPtr RamDacRegRec);
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| extern _X_EXPORT void BTramdacSetBpp(ScrnInfoPtr pScrn, RamDacRegRecPtr RamDacRegRec);
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| 
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| #define ATT20C504_RAMDAC 	(VENDOR_BT << 16) | 0x00
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| #define ATT20C505_RAMDAC 	(VENDOR_BT << 16) | 0x01
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| #define BT485_RAMDAC		(VENDOR_BT << 16) | 0x02
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| 
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| /*
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|  * BT registers
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|  */
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| 
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| #define BT_WRITE_ADDR		0x00
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| #define BT_RAMDAC_DATA		0x01	
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| #define BT_PIXEL_MASK		0x02
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| #define BT_READ_ADDR		0x03
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| #define BT_CURS_WR_ADDR		0x04
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| #define BT_CURS_DATA		0x05
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| #define BT_COMMAND_REG_0	0x06
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| #define BT_CURS_RD_ADDR		0x07
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| #define BT_COMMAND_REG_1	0x08
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| #define BT_COMMAND_REG_2	0x09
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| #define BT_STATUS_REG		0x0A
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| #define BT_CURS_RAM_DATA	0x0B
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| #define BT_CURS_X_LOW		0x0C
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| #define BT_CURS_X_HIGH		0x0D
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| #define BT_CURS_Y_LOW		0x0E
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| #define BT_CURS_Y_HIGH		0x0F
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