cy7c67200_300_common.h

来自「linux嵌入式课程实践中的一个关于声卡驱动程序 。」· C头文件 代码 · 共 94 行

// Header file cy7c67200_300_common.h

#ifndef CY7C67200_300_COMMON_H
#define CY7C67200_300_COMMON_H

#define TRUE 		1
#define FALSE 		0
#define ERROR 		-1
#define SUCCESS		0

#define SIE0		0
#define SIE1		1
#define SIEBOTH		2

#define PORT0		0
#define PORT1		1
#define PORT2		2
#define PORT3		3

#define DE1			1
#define DE2			2
#define DE3			4
#define DE4			8

#define HOST_ROLE    	    0
#define PERIPHERAL_ROLE     1
#define HOST_INACTIVE_ROLE  2

/*************************************************************
           MEMORY MAP
 
 The CY7C67200/300 has 16 KB internal RAM.  The following
 shows how controller driver partitions the memory:
  
 	   -------------------	<-----SIE0_MEM_START
       \			  	  \
 	   \  SIE0		 	  \
	   \  HOST/SLAVE	  \
	   \  3 KB			  \
	   \				  \	
	   -------------------	<-----SIE0_SMEM_XTR_START (EXTRA MEM FOR SLAVE ENUM)
	   \  SIE0			  \
	   \  SLAVE ENUM DATA \
	   \  512 B			  \
	   \                  \
	   ------------------- 	<-----SIE1_MEM_START
       \			  	  \
 	   \  SIE1		 	  \
	   \  HOST/SLAVE	  \
	   \  3 KB	 		  \
	   \				  \	
	   -------------------	<-----SIE1_SMEM_XTR_START (EXTRA MEM FOR SLAVE ENUM)
	   \	SIE1		  \
	   \	512 		  \
	   \	slave enum	  \
	   \	data		  \
	   \                  \
	   ------------------ 	<-----RAM_CODE_START
	   \	LYBERTY		  \
	   \	RAM CODE	  \
	   \	4K - 8K		  \
	   \                  \
	   -------------------
 */
 
#define SIE0_MEM_START 				0x04E0    
#define SIE0_HMEM_SIZE				0x0C00
#define SIE0_SMEM_XTR_START   		SIE0_MEM_START + SIE0_HMEM_SIZE
#define SIE0_SMEM_XTR_SIZE			0x0200
#define SIE1_MEM_START 				SIE0_SMEM_XTR_START + SIE0_SMEM_XTR_SIZE
#define SIE1_HMEM_SIZE				0x0C00
#define SIE1_SMEM_XTR_START   		SIE1_MEM_START + SIE1_HMEM_SIZE
#define SIE1_SMEM_XTR_SIZE			0x0200
#define RAM_CODE_START				SIE1_SMEM_XTR_START	+ SIE1_SMEM_XTR_SIZE

typedef struct cy_priv {
	int cy_addr;		/* cy7c67200_300 Base addr */
	int cy_irq;			/* cy7c67200_300 IRQ number */
	int system_mode[2];    /* system mode on for each sie: host or peripheral */
	unsigned short cy_buf_addr;	/* buffer address within CY7c67200 */
	unsigned short cy_buf_size;	/* buffer size in the cy7c67200 */ 
	unsigned short cy_sie1_vendor_buf_addr;	/* vendor buffer address within CY7c67200 for sie1*/
	unsigned short cy_sie1_vendor_buf_size;	/* vendor buffer size in the cy7c67200 for sie1*/ 
	unsigned short cy_sie2_vendor_buf_addr;	/* vendor buffer address within CY7c67200 for sie2*/
	unsigned short cy_sie2_vendor_buf_size;	/* vendor buffer size in the cy7c67200 for sie2*/ 
	void * otg;		/* OTG data structure */
	void * hci; 		/* Host controller driver private data */
	void * lcd_priv;	/* LCD private data */
	void * pcdi;		/* Peripheral controller driver private data */
} cy_priv_t;

#endif