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										 |  |  | #ifndef BCM63XX_IUDMA_H_
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							|  |  |  | #define BCM63XX_IUDMA_H_
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							|  |  |  | #include <linux/types.h>
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							|  |  |  | /*
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							|  |  |  |  * rx/tx dma descriptor | 
					
						
							|  |  |  |  */ | 
					
						
							|  |  |  | struct bcm_enet_desc { | 
					
						
							|  |  |  | 	u32 len_stat; | 
					
						
							|  |  |  | 	u32 address; | 
					
						
							|  |  |  | }; | 
					
						
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										 |  |  | /* control */ | 
					
						
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										 |  |  | #define DMADESC_LENGTH_SHIFT	16
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							|  |  |  | #define DMADESC_LENGTH_MASK	(0xfff << DMADESC_LENGTH_SHIFT)
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							|  |  |  | #define DMADESC_OWNER_MASK	(1 << 15)
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							|  |  |  | #define DMADESC_EOP_MASK	(1 << 14)
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							|  |  |  | #define DMADESC_SOP_MASK	(1 << 13)
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							|  |  |  | #define DMADESC_ESOP_MASK	(DMADESC_EOP_MASK | DMADESC_SOP_MASK)
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							|  |  |  | #define DMADESC_WRAP_MASK	(1 << 12)
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										 |  |  | #define DMADESC_USB_NOZERO_MASK (1 << 1)
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										 |  |  | #define DMADESC_USB_ZERO_MASK	(1 << 0)
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										 |  |  | /* status */ | 
					
						
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										 |  |  | #define DMADESC_UNDER_MASK	(1 << 9)
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							|  |  |  | #define DMADESC_APPEND_CRC	(1 << 8)
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							|  |  |  | #define DMADESC_OVSIZE_MASK	(1 << 4)
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							|  |  |  | #define DMADESC_RXER_MASK	(1 << 2)
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							|  |  |  | #define DMADESC_CRC_MASK	(1 << 1)
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							|  |  |  | #define DMADESC_OV_MASK		(1 << 0)
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							|  |  |  | #define DMADESC_ERR_MASK	(DMADESC_UNDER_MASK | \
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							|  |  |  | 				DMADESC_OVSIZE_MASK | \ | 
					
						
							|  |  |  | 				DMADESC_RXER_MASK | \ | 
					
						
							|  |  |  | 				DMADESC_CRC_MASK | \ | 
					
						
							|  |  |  | 				DMADESC_OV_MASK) | 
					
						
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							|  |  |  | #endif /* ! BCM63XX_IUDMA_H_ */
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