?? usb.h
字號:
// This value specifies the maximum size of transfers on endpoint 0 as 64
// bytes. This value is fixed in hardware as the FIFO size for endpoint 0.
//
//*****************************************************************************
#define MAX_PACKET_SIZE_EP0 64
//*****************************************************************************
//
// These values are used to indicate which endpoint to access.
//
//*****************************************************************************
#define USB_EP_0 0x00000000 // Endpoint 0
#define USB_EP_1 0x00000010 // Endpoint 1
#define USB_EP_2 0x00000020 // Endpoint 2
#define USB_EP_3 0x00000030 // Endpoint 3
#define NUM_USB_EP 4 // Number of supported endpoints
//*****************************************************************************
//
// These macros allow conversion between 0-based endpoint indices and the
// USB_EP_x values required when calling various USB APIs.
//
//*****************************************************************************
#define INDEX_TO_USB_EP(x) ((x) << 4)
#define USB_EP_TO_INDEX(x) ((x) >> 4)
//*****************************************************************************
//
// The following are values that can be passed to USBFIFOConfigSet() as the
// ulFIFOSize parameter.
//
//*****************************************************************************
#define USB_FIFO_SZ_8 0x00000000 // 8 byte FIFO
#define USB_FIFO_SZ_16 0x00000001 // 16 byte FIFO
#define USB_FIFO_SZ_32 0x00000002 // 32 byte FIFO
#define USB_FIFO_SZ_64 0x00000003 // 64 byte FIFO
#define USB_FIFO_SZ_128 0x00000004 // 128 byte FIFO
#define USB_FIFO_SZ_256 0x00000005 // 256 byte FIFO
#define USB_FIFO_SZ_512 0x00000006 // 512 byte FIFO
#define USB_FIFO_SZ_1024 0x00000007 // 1024 byte FIFO
#define USB_FIFO_SZ_2048 0x00000008 // 2048 byte FIFO
#define USB_FIFO_SZ_4096 0x00000009 // 4096 byte FIFO
#define USB_FIFO_SZ_8_DB 0x00000010 // 8 byte double buffered FIFO
// (occupying 16 bytes)
#define USB_FIFO_SZ_16_DB 0x00000011 // 16 byte double buffered FIFO
// (occupying 32 bytes)
#define USB_FIFO_SZ_32_DB 0x00000012 // 32 byte double buffered FIFO
// (occupying 64 bytes)
#define USB_FIFO_SZ_64_DB 0x00000013 // 64 byte double buffered FIFO
// (occupying 128 bytes)
#define USB_FIFO_SZ_128_DB 0x00000014 // 128 byte double buffered FIFO
// (occupying 256 bytes)
#define USB_FIFO_SZ_256_DB 0x00000015 // 256 byte double buffered FIFO
// (occupying 512 bytes)
#define USB_FIFO_SZ_512_DB 0x00000016 // 512 byte double buffered FIFO
// (occupying 1024 bytes)
#define USB_FIFO_SZ_1024_DB 0x00000017 // 1024 byte double buffered FIFO
// (occupying 2048 bytes)
#define USB_FIFO_SZ_2048_DB 0x00000018 // 2048 byte double buffered FIFO
// (occupying 4096 bytes)
//*****************************************************************************
//
// This macro allow conversion from a FIFO size label as defined above to
// a number of bytes
//
//*****************************************************************************
#define USB_FIFO_SIZE_DB_FLAG 0x00000010
#define USB_FIFO_SZ_TO_BYTES(x) ((8 << ((x) & ~ USB_FIFO_SIZE_DB_FLAG)) * \
(((x) & USB_FIFO_SIZE_DB_FLAG) ? 2 : 1))
//*****************************************************************************
//
// The following are values that can be passed to USBEndpointDataSend() as the
// ulTransType parameter.
//
//*****************************************************************************
#define USB_TRANS_OUT 0x00000102 // Normal OUT transaction
#define USB_TRANS_IN 0x00000102 // Normal IN transaction
#define USB_TRANS_IN_LAST 0x0000010a // Final IN transaction (for
// endpoint 0 in device mode)
#define USB_TRANS_SETUP 0x0000110a // Setup transaction (for endpoint
// 0)
#define USB_TRANS_STATUS 0x00000142 // Status transaction (for endpoint
// 0)
//*****************************************************************************
//
// Prototypes for the APIs.
//
//*****************************************************************************
extern unsigned long USBDevAddrGet(unsigned long ulBase);
extern void USBDevAddrSet(unsigned long ulBase, unsigned long ulAddress);
extern void USBDevConnect(unsigned long ulBase);
extern void USBDevDisconnect(unsigned long ulBase);
extern void USBDevEndpointConfig(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulMaxPacketSize,
unsigned long ulFlags);
extern void USBDevEndpointConfigGet(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long *pulMaxPacketSize,
unsigned long *pulFlags);
extern void USBDevEndpointDataAck(unsigned long ulBase,
unsigned long ulEndpoint,
tBoolean bIsLastPacket);
extern void USBDevEndpointStall(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long ulFlags);
extern void USBDevEndpointStallClear(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulFlags);
extern void USBDevEndpointStatusClear(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulFlags);
extern unsigned long USBEndpointDataAvail(unsigned long ulBase,
unsigned long ulEndpoint);
extern long USBEndpointDataGet(unsigned long ulBase, unsigned long ulEndpoint,
unsigned char *pucData, unsigned long *pulSize);
extern long USBEndpointDataPut(unsigned long ulBase, unsigned long ulEndpoint,
unsigned char *pucData, unsigned long ulSize);
extern long USBEndpointDataSend(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long ulTransType);
extern void USBEndpointDataToggleClear(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulFlags);
extern unsigned long USBEndpointStatus(unsigned long ulBase,
unsigned long ulEndpoint);
extern unsigned long USBFIFOAddrGet(unsigned long ulBase,
unsigned long ulEndpoint);
extern void USBFIFOConfigGet(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long *pulFIFOAddress,
unsigned long *pulFIFOSize,
unsigned long ulFlags);
extern void USBFIFOConfigSet(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long ulFIFOAddress,
unsigned long ulFIFOSize, unsigned long ulFlags);
extern void USBFIFOFlush(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long ulFlags);
extern unsigned long USBFrameNumberGet(unsigned long ulBase);
extern unsigned long USBHostAddrGet(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulFlags);
extern void USBHostAddrSet(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long ulAddr, unsigned long ulFlags);
extern void USBHostEndpointConfig(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulMaxPacketSize,
unsigned long ulNAKPollInterval,
unsigned long ulTargetEndpoint,
unsigned long ulFlags);
extern void USBHostEndpointDataAck(unsigned long ulBase,
unsigned long ulEndpoint);
extern void USBHostEndpointDataToggle(unsigned long ulBase,
unsigned long ulEndpoint,
tBoolean bDataToggle,
unsigned long ulFlags);
extern void USBHostEndpointStatusClear(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulFlags);
extern unsigned long USBHostHubAddrGet(unsigned long ulBase,
unsigned long ulEndpoint,
unsigned long ulFlags);
extern void USBHostHubAddrSet(unsigned long ulBase, unsigned long ulEndpoint,
unsigned long ulAddr, unsigned long ulFlags);
extern void USBHostPwrDisable(unsigned long ulBase);
extern void USBHostPwrEnable(unsigned long ulBase);
extern void USBHostPwrFaultConfig(unsigned long ulBase, unsigned long ulFlags);
extern void USBHostPwrFaultDisable(unsigned long ulBase);
extern void USBHostPwrFaultEnable(unsigned long ulBase);
extern void USBHostRequestIN(unsigned long ulBase, unsigned long ulEndpoint);
extern void USBHostRequestStatus(unsigned long ulBase);
extern void USBHostReset(unsigned long ulBase, tBoolean bStart);
extern void USBHostResume(unsigned long ulBase, tBoolean bStart);
extern unsigned long USBHostSpeedGet(unsigned long ulBase);
extern void USBHostSuspend(unsigned long ulBase);
extern void USBIntDisable(unsigned long ulBase, unsigned long ulIntFlags);
extern void USBIntEnable(unsigned long ulBase, unsigned long ulIntFlags);
extern void USBIntRegister(unsigned long ulBase, void(*pfnHandler)(void));
extern unsigned long USBIntStatus(unsigned long ulBase);
extern void USBIntUnregister(unsigned long ulBase);
extern void USBOTGSessionRequest(unsigned long ulBase, tBoolean bStart);
//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif
#endif // __USB_H__
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