/****************************************

  endpoint0.h
  Endpoint 0 header file for MUSBFSFC firmware

****************************************/

#ifndef _ENDPOINT0_H_
#define _ENDPOINT0_H_

#include <stdint.h>

/* Endpoint 0 states */
#define M_EP0_IDLE      0
#define M_EP0_RX        1
#define M_EP0_TX        2

/* Define device states */
#define DEVSTATE_DEFAULT        0
#define DEVSTATE_ADDRESS        1
#define DEVSTATE_CONFIG         2

/* CSR0 bit masks */
#define M_CSR0_OUTPKTRDY        	0x01
#define M_CSR0_INPKTRDY         	0x02
#define M_CSR0_SENTSTALL        	0x04
#define M_CSR0_DATAEND          	0x08
#define M_CSR0_SETUPEND         	0x10
#define M_CSR0_SENDSTALL        	0x20
#define M_CSR0_SVDOUTPKTRDY     	0x40
#define M_CSR0_SVDSETUPEND      	0x80

#define M_INCSR2_FrcDataTog 		0x08
#define M_INCSR2_DMAEnab 			0x10
#define M_INCSR2_MODE    			0x20
#define M_INCSR2_ISO     			0x40
#define M_INCSR2_AUTOSET 			0x80

#define M_OUTCSR2_DMAMode   		0x10
#define M_OUTCSR2_DMAEnab   		0x20
#define M_OUTCSR2_ISO       		0x40
#define M_OUTCSR2_AutoClear 		0x80

/* Define maximum packet size for endpoint 0 */
#define M_EP0_MAXP      				8
/* Define maximum number of interfaces in a configuration */
#define M_MAXIFS        				16
/* Define maximum number of reportsize in a configuration */
#define M_MAXREPS        				46

/* Endpoint 0 status structure */
typedef struct{
	int32_t   	nState;         /* IDLE/RX/TX */
	int32_t   	nBytesLeft;     /* Number of bytes left to send in TX mode */
	void 	 	*pData;         /* Pointer to data to transmit/receive */
	int32_t   	nBytesRecv;     /* Number of bytes received in RX mode */
	uint8_t  	byFAddr;        /* New function address */
}USB_EndPointStatusDef;
//typedef USB_EndPointStatusDef *PM_EP0_STATUS;

extern uint32_t	gnDevState;
extern uint8_t report[M_MAXREPS];

/* Local functions */
void Endpoint0(int32_t nCallState);
void Endpoint0_Tx (USB_EndPointStatusDef *pep0state);
uint32_t ConfigureIfs(void);

#endif /* _ENDPOINT0_H_ */