rtt-f030/bsp/nuvoton_m451/Libraries/StdDriver/inc/usbd.h

658 lines
21 KiB
C

/******************************************************************************
* @file usbd.h
* @brief M451 series USB driver header file
* @version 2.0.0
* @date 10, January, 2014
*
* @note
* Copyright (C) 2014~2015 Nuvoton Technology Corp. All rights reserved.
******************************************************************************/
#ifndef __USBD_H__
#define __USBD_H__
/** @addtogroup Standard_Driver Standard Driver
@{
*/
/** @addtogroup USBD_Driver USBD Driver
@{
*/
/** @addtogroup USBD_EXPORTED_STRUCTS USBD Exported Structs
@{
*/
typedef struct s_usbd_info
{
const uint8_t *gu8DevDesc; /*!< Pointer for USB Device Descriptor */
const uint8_t *gu8ConfigDesc; /*!< Pointer for USB Configuration Descriptor */
const uint8_t **gu8StringDesc; /*!< Pointer for USB String Descriptor pointers */
const uint8_t **gu8HidReportDesc; /*!< Pointer for USB HID Report Descriptor */
const uint32_t *gu32HidReportSize; /*!< Pointer for HID Report descriptor Size */
const uint32_t *gu32ConfigHidDescIdx; /*!< Pointer for HID Descriptor start index */
} S_USBD_INFO_T;
extern const S_USBD_INFO_T gsInfo;
/*@}*/ /* end of group USBD_EXPORTED_STRUCTS */
/** @addtogroup USBD_EXPORTED_CONSTANTS USBD Exported Constants
@{
*/
#define USBD_BUF_BASE (USBD_BASE+0x100)
#define USBD_MAX_EP 8
#define EP0 0 /*!< Endpoint 0 */
#define EP1 1 /*!< Endpoint 1 */
#define EP2 2 /*!< Endpoint 2 */
#define EP3 3 /*!< Endpoint 3 */
#define EP4 4 /*!< Endpoint 4 */
#define EP5 5 /*!< Endpoint 5 */
#define EP6 6 /*!< Endpoint 6 */
#define EP7 7 /*!< Endpoint 7 */
/*!<USB Request Type */
#define REQ_STANDARD 0x00
#define REQ_CLASS 0x20
#define REQ_VENDOR 0x40
/*!<USB Standard Request */
#define GET_STATUS 0x00
#define CLEAR_FEATURE 0x01
#define SET_FEATURE 0x03
#define SET_ADDRESS 0x05
#define GET_DESCRIPTOR 0x06
#define SET_DESCRIPTOR 0x07
#define GET_CONFIGURATION 0x08
#define SET_CONFIGURATION 0x09
#define GET_INTERFACE 0x0A
#define SET_INTERFACE 0x0B
#define SYNC_FRAME 0x0C
/*!<USB Descriptor Type */
#define DESC_DEVICE 0x01
#define DESC_CONFIG 0x02
#define DESC_STRING 0x03
#define DESC_INTERFACE 0x04
#define DESC_ENDPOINT 0x05
#define DESC_QUALIFIER 0x06
#define DESC_OTHERSPEED 0x07
/*!<USB HID Descriptor Type */
#define DESC_HID 0x21
#define DESC_HID_RPT 0x22
/*!<USB Descriptor Length */
#define LEN_DEVICE 18
#define LEN_CONFIG 9
#define LEN_INTERFACE 9
#define LEN_ENDPOINT 7
#define LEN_HID 9
#define LEN_CCID 0x36
/*!<USB Endpoint Type */
#define EP_ISO 0x01
#define EP_BULK 0x02
#define EP_INT 0x03
#define EP_INPUT 0x80
#define EP_OUTPUT 0x00
/*!<USB Feature Selector */
#define FEATURE_DEVICE_REMOTE_WAKEUP 0x01
#define FEATURE_ENDPOINT_HALT 0x00
/******************************************************************************/
/* USB Specific Macros */
/******************************************************************************/
#define USBD_WAKEUP_EN USBD_INTEN_WKEN_Msk /*!< USB Wake-up Enable */
#define USBD_DRVSE0 USBD_SE0_SE0_Msk /*!< Drive SE0 */
#define USBD_DPPU_EN USBD_ATTR_DPPUEN_Msk /*!< USB D+ Pull-up Enable */
#define USBD_PWRDN USBD_ATTR_PWRDN_Msk /*!< PHY Turn-On */
#define USBD_PHY_EN USBD_ATTR_PHYEN_Msk /*!< PHY Enable */
#define USBD_USB_EN USBD_ATTR_USBEN_Msk /*!< USB Enable */
#define USBD_INT_BUS USBD_INTEN_BUSIEN_Msk /*!< USB Bus Event Interrupt */
#define USBD_INT_USB USBD_INTEN_USBIEN_Msk /*!< USB Event Interrupt */
#define USBD_INT_FLDET USBD_INTEN_VBDETIEN_Msk /*!< USB VBUS Detection Interrupt */
#define USBD_INT_WAKEUP (USBD_INTEN_NEVWKIEN_Msk | USBD_INTEN_WKEN_Msk) /*!< USB No-Event-Wake-Up Interrupt */
#define USBD_INTSTS_WAKEUP USBD_INTSTS_NEVWKIF_Msk /*!< USB No-Event-Wake-Up Interrupt Status */
#define USBD_INTSTS_FLDET USBD_INTSTS_VBDETIF_Msk /*!< USB Float Detect Interrupt Status */
#define USBD_INTSTS_BUS USBD_INTSTS_BUSIF_Msk /*!< USB Bus Event Interrupt Status */
#define USBD_INTSTS_USB USBD_INTSTS_USBIF_Msk /*!< USB Event Interrupt Status */
#define USBD_INTSTS_SETUP USBD_INTSTS_SETUP_Msk /*!< USB Setup Event */
#define USBD_INTSTS_EP0 USBD_INTSTS_EPEVT0_Msk /*!< USB Endpoint 0 Event */
#define USBD_INTSTS_EP1 USBD_INTSTS_EPEVT1_Msk /*!< USB Endpoint 1 Event */
#define USBD_INTSTS_EP2 USBD_INTSTS_EPEVT2_Msk /*!< USB Endpoint 2 Event */
#define USBD_INTSTS_EP3 USBD_INTSTS_EPEVT3_Msk /*!< USB Endpoint 3 Event */
#define USBD_INTSTS_EP4 USBD_INTSTS_EPEVT4_Msk /*!< USB Endpoint 4 Event */
#define USBD_INTSTS_EP5 USBD_INTSTS_EPEVT5_Msk /*!< USB Endpoint 5 Event */
#define USBD_INTSTS_EP6 USBD_INTSTS_EPEVT6_Msk /*!< USB Endpoint 6 Event */
#define USBD_INTSTS_EP7 USBD_INTSTS_EPEVT7_Msk /*!< USB Endpoint 7 Event */
#define USBD_STATE_USBRST USBD_ATTR_USBRST_Msk /*!< USB Bus Reset */
#define USBD_STATE_SUSPEND USBD_ATTR_SUSPEND_Msk /*!< USB Bus Suspend */
#define USBD_STATE_RESUME USBD_ATTR_RESUME_Msk /*!< USB Bus Resume */
#define USBD_STATE_TIMEOUT USBD_ATTR_TOUT_Msk /*!< USB Bus Timeout */
#define USBD_CFGP_SSTALL USBD_CFGP_SSTALL_Msk /*!< Set Stall */
#define USBD_CFG_CSTALL USBD_CFG_CSTALL_Msk /*!< Clear Stall */
#define USBD_CFG_EPMODE_DISABLE (0ul << USBD_CFG_STATE_Pos)/*!< Endpoint Disable */
#define USBD_CFG_EPMODE_OUT (1ul << USBD_CFG_STATE_Pos)/*!< Out Endpoint */
#define USBD_CFG_EPMODE_IN (2ul << USBD_CFG_STATE_Pos)/*!< In Endpoint */
#define USBD_CFG_TYPE_ISO (1ul << USBD_CFG_ISOCH_Pos) /*!< Isochronous */
/*@}*/ /* end of group USBD_EXPORTED_CONSTANTS */
/** @addtogroup USBD_EXPORTED_FUNCTIONS USBD Exported Functions
@{
*/
/**
* @brief Compare two input numbers and return maximum one.
*
* @param[in] a First number to be compared.
* @param[in] b Second number to be compared.
*
* @return Maximum value between a and b.
*
* @details If a > b, then return a. Otherwise, return b.
*/
#define Maximum(a,b) ((a)>(b) ? (a) : (b))
/**
* @brief Compare two input numbers and return minimum one
*
* @param[in] a First number to be compared
* @param[in] b Second number to be compared
*
* @return Minimum value between a and b
*
* @details If a < b, then return a. Otherwise, return b.
*/
#define Minimum(a,b) ((a)<(b) ? (a) : (b))
/**
* @brief Enable USB
*
* @param None
*
* @return None
*
* @details To set USB ATTR control register to enable USB and PHY.
*
*/
#define USBD_ENABLE_USB() ((uint32_t)(USBD->ATTR |= (USBD_USB_EN|USBD_PHY_EN)))
/**
* @brief Disable USB
*
* @param None
*
* @return None
*
* @details To set USB ATTR control register to disable USB.
*
*/
#define USBD_DISABLE_USB() ((uint32_t)(USBD->ATTR &= ~USBD_USB_EN))
/**
* @brief Enable USB PHY
*
* @param None
*
* @return None
*
* @details To set USB ATTR control register to enable USB PHY.
*
*/
#define USBD_ENABLE_PHY() ((uint32_t)(USBD->ATTR |= USBD_PHY_EN))
/**
* @brief Disable USB PHY
*
* @param None
*
* @return None
*
* @details To set USB ATTR control register to disable USB PHY.
*
*/
#define USBD_DISABLE_PHY() ((uint32_t)(USBD->ATTR &= ~USBD_PHY_EN))
/**
* @brief Enable SE0. Force USB PHY transceiver to drive SE0.
*
* @param None
*
* @return None
*
* @details Set DRVSE0 bit of USB_DRVSE0 register to enable software-disconnect function. Force USB PHY transceiver to drive SE0 to bus.
*
*/
#define USBD_SET_SE0() ((uint32_t)(USBD->SE0 |= USBD_DRVSE0))
/**
* @brief Disable SE0
*
* @param None
*
* @return None
*
* @details Clear DRVSE0 bit of USB_DRVSE0 register to disable software-disconnect function.
*
*/
#define USBD_CLR_SE0() ((uint32_t)(USBD->SE0 &= ~USBD_DRVSE0))
/**
* @brief Set USB device address
*
* @param[in] addr The USB device address.
*
* @return None
*
* @details Write USB device address to USB_FADDR register.
*
*/
#define USBD_SET_ADDR(addr) (USBD->FADDR = (addr))
/**
* @brief Get USB device address
*
* @param None
*
* @return USB device address
*
* @details Read USB_FADDR register to get USB device address.
*
*/
#define USBD_GET_ADDR() ((uint32_t)(USBD->FADDR))
/**
* @brief Enable USB interrupt function
*
* @param[in] intr The combination of the specified interrupt enable bits.
* Each bit corresponds to a interrupt enable bit.
* This parameter decides which interrupts will be enabled.
* (USBD_INT_WAKEUP, USBD_INT_FLDET, USBD_INT_USB, USBD_INT_BUS)
*
* @return None
*
* @details Enable USB related interrupt functions specified by intr parameter.
*
*/
#define USBD_ENABLE_INT(intr) (USBD->INTEN |= (intr))
/**
* @brief Get interrupt status
*
* @param None
*
* @return The value of USB_INTSTS register
*
* @details Return all interrupt flags of USB_INTSTS register.
*
*/
#define USBD_GET_INT_FLAG() ((uint32_t)(USBD->INTSTS))
/**
* @brief Clear USB interrupt flag
*
* @param[in] flag The combination of the specified interrupt flags.
* Each bit corresponds to a interrupt source.
* This parameter decides which interrupt flags will be cleared.
* (USBD_INTSTS_WAKEUP, USBD_INTSTS_FLDET, USBD_INTSTS_BUS, USBD_INTSTS_USB)
*
* @return None
*
* @details Clear USB related interrupt flags specified by flag parameter.
*
*/
#define USBD_CLR_INT_FLAG(flag) (USBD->INTSTS = (flag))
/**
* @brief Get endpoint status
*
* @param None
*
* @return The value of USB_EPSTS register.
*
* @details Return all endpoint status.
*
*/
#define USBD_GET_EP_FLAG() ((uint32_t)(USBD->EPSTS))
/**
* @brief Get USB bus state
*
* @param None
*
* @return The value of USB_ATTR[3:0].
* Bit 0 indicates USB bus reset status.
* Bit 1 indicates USB bus suspend status.
* Bit 2 indicates USB bus resume status.
* Bit 3 indicates USB bus time-out status.
*
* @details Return USB_ATTR[3:0] for USB bus events.
*
*/
#define USBD_GET_BUS_STATE() ((uint32_t)(USBD->ATTR & 0xf))
/**
* @brief Check cable connection state
*
* @param None
*
* @retval 0 USB cable is not attached.
* @retval 1 USB cable is attached.
*
* @details Check the connection state by FLDET bit of USB_FLDET register.
*
*/
#define USBD_IS_ATTACHED() ((uint32_t)(USBD->VBUSDET & USBD_VBUSDET_VBUSDET_Msk))
/**
* @brief Stop USB transaction of the specified endpoint ID
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @return None
*
* @details Write 1 to CLRRDY bit of USB_CFGPx register to stop USB transaction of the specified endpoint ID.
*
*/
#define USBD_STOP_TRANSACTION(ep) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFGP + (uint32_t)((ep) << 4))) |= USBD_CFGP_CLRRDY_Msk)
/**
* @brief Set USB DATA1 PID for the specified endpoint ID
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @return None
*
* @details Set DSQ_SYNC bit of USB_CFGx register to specify the DATA1 PID for the following IN token transaction.
* Base on this setting, hardware will toggle PID between DATA0 and DATA1 automatically for IN token transactions.
*
*/
#define USBD_SET_DATA1(ep) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFG + (uint32_t)((ep) << 4))) |= USBD_CFG_DSQSYNC_Msk)
/**
* @brief Set USB DATA0 PID for the specified endpoint ID
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @return None
*
* @details Clear DSQ_SYNC bit of USB_CFGx register to specify the DATA0 PID for the following IN token transaction.
* Base on this setting, hardware will toggle PID between DATA0 and DATA1 automatically for IN token transactions.
*
*/
#define USBD_SET_DATA0(ep) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFG + (uint32_t)((ep) << 4))) &= (~USBD_CFG_DSQSYNC_Msk))
/**
* @brief Set USB payload size (IN data)
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @param[in] size The transfer length.
*
* @return None
*
* @details This macro will write the transfer length to USB_MXPLDx register for IN data transaction.
*
*/
#define USBD_SET_PAYLOAD_LEN(ep, size) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].MXPLD + (uint32_t)((ep) << 4))) = (size))
/**
* @brief Get USB payload size (OUT data)
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 endpoint ID. This parameter could be 0 ~ 7.
*
* @return The value of USB_MXPLDx register.
*
* @details Get the data length of OUT data transaction by reading USB_MXPLDx register.
*
*/
#define USBD_GET_PAYLOAD_LEN(ep) ((uint32_t)*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].MXPLD + (uint32_t)((ep) << 4))))
/**
* @brief Configure endpoint
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @param[in] config The USB configuration.
*
* @return None
*
* @details This macro will write config parameter to USB_CFGx register of specified endpoint ID.
*
*/
#define USBD_CONFIG_EP(ep, config) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFG + (uint32_t)((ep) << 4))) = (config))
/**
* @brief Set USB endpoint buffer
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @param[in] offset The SRAM offset.
*
* @return None
*
* @details This macro will set the SRAM offset for the specified endpoint ID.
*
*/
#define USBD_SET_EP_BUF_ADDR(ep, offset) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].BUFSEG + (uint32_t)((ep) << 4))) = (offset))
/**
* @brief Get the offset of the specified USB endpoint buffer
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @return The offset of the specified endpoint buffer.
*
* @details This macro will return the SRAM offset of the specified endpoint ID.
*
*/
#define USBD_GET_EP_BUF_ADDR(ep) ((uint32_t)*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].BUFSEG + (uint32_t)((ep) << 4))))
/**
* @brief Set USB endpoint stall state
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @return None
*
* @details Set USB endpoint stall state for the specified endpoint ID. Endpoint will respond STALL token automatically.
*
*/
#define USBD_SET_EP_STALL(ep) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFGP + (uint32_t)((ep) << 4))) |= USBD_CFGP_SSTALL_Msk)
/**
* @brief Clear USB endpoint stall state
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @return None
*
* @details Clear USB endpoint stall state for the specified endpoint ID. Endpoint will respond ACK/NAK token.
*/
#define USBD_CLR_EP_STALL(ep) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFGP + (uint32_t)((ep) << 4))) &= ~USBD_CFGP_SSTALL_Msk)
/**
* @brief Get USB endpoint stall state
*
* @param[in] ep The USB endpoint ID. M451 Series supports 8 hardware endpoint ID. This parameter could be 0 ~ 7.
*
* @retval 0 USB endpoint is not stalled.
* @retval Others USB endpoint is stalled.
*
* @details Get USB endpoint stall state of the specified endpoint ID.
*
*/
#define USBD_GET_EP_STALL(ep) (*((__IO uint32_t *) ((uint32_t)&USBD->EP[0].CFGP + (uint32_t)((ep) << 4))) & USBD_CFGP_SSTALL_Msk)
/**
* @brief To support byte access between USB SRAM and system SRAM
*
* @param[in] dest Destination pointer.
*
* @param[in] src Source pointer.
*
* @param[in] size Byte count.
*
* @return None
*
* @details This function will copy the number of data specified by size and src parameters to the address specified by dest parameter.
*
*/
static __INLINE void USBD_MemCopy(uint8_t *dest, uint8_t *src, int32_t size)
{
while(size--) *dest++ = *src++;
}
/**
* @brief Set USB endpoint stall state
*
* @param[in] epnum USB endpoint number
*
* @return None
*
* @details Set USB endpoint stall state. Endpoint will respond STALL token automatically.
*
*/
static __INLINE void USBD_SetStall(uint8_t epnum)
{
uint32_t u32CfgAddr;
uint32_t u32Cfg;
int i;
for(i = 0; i < USBD_MAX_EP; i++)
{
u32CfgAddr = (uint32_t)(i << 4) + (uint32_t)&USBD->EP[0].CFG; /* USBD_CFG0 */
u32Cfg = *((__IO uint32_t *)(u32CfgAddr));
if((u32Cfg & 0xf) == epnum)
{
u32CfgAddr = (uint32_t)(i << 4) + (uint32_t)&USBD->EP[0].CFGP; /* USBD_CFGP0 */
u32Cfg = *((__IO uint32_t *)(u32CfgAddr));
*((__IO uint32_t *)(u32CfgAddr)) = (u32Cfg | USBD_CFGP_SSTALL);
break;
}
}
}
/**
* @brief Clear USB endpoint stall state
*
* @param[in] epnum USB endpoint number
*
* @return None
*
* @details Clear USB endpoint stall state. Endpoint will respond ACK/NAK token.
*/
static __INLINE void USBD_ClearStall(uint8_t epnum)
{
uint32_t u32CfgAddr;
uint32_t u32Cfg;
int i;
for(i = 0; i < USBD_MAX_EP; i++)
{
u32CfgAddr = (uint32_t)(i << 4) + (uint32_t)&USBD->EP[0].CFG; /* USBD_CFG0 */
u32Cfg = *((__IO uint32_t *)(u32CfgAddr));
if((u32Cfg & 0xf) == epnum)
{
u32CfgAddr = (uint32_t)(i << 4) + (uint32_t)&USBD->EP[0].CFGP; /* USBD_CFGP0 */
u32Cfg = *((__IO uint32_t *)(u32CfgAddr));
*((__IO uint32_t *)(u32CfgAddr)) = (u32Cfg & ~USBD_CFGP_SSTALL);
break;
}
}
}
/**
* @brief Get USB endpoint stall state
*
* @param[in] epnum USB endpoint number
*
* @retval 0 USB endpoint is not stalled.
* @retval Others USB endpoint is stalled.
*
* @details Get USB endpoint stall state.
*
*/
static __INLINE uint32_t USBD_GetStall(uint8_t epnum)
{
uint32_t u32CfgAddr;
uint32_t u32Cfg;
int i;
for(i = 0; i < USBD_MAX_EP; i++)
{
u32CfgAddr = (uint32_t)(i << 4) + (uint32_t)&USBD->EP[0].CFG; /* USBD_CFG0 */
u32Cfg = *((__IO uint32_t *)(u32CfgAddr));
if((u32Cfg & 0xf) == epnum)
{
u32CfgAddr = (uint32_t)(i << 4) + (uint32_t)&USBD->EP[0].CFGP; /* USBD_CFGP0 */
break;
}
}
return ((*((__IO uint32_t *)(u32CfgAddr))) & USBD_CFGP_SSTALL);
}
extern volatile uint8_t g_usbd_RemoteWakeupEn;
typedef void (*VENDOR_REQ)(void); /*!< Functional pointer type definition for Vendor class */
typedef void (*CLASS_REQ)(void); /*!< Functional pointer type declaration for USB class request callback handler */
typedef void (*SET_INTERFACE_REQ)(void); /*!< Functional pointer type declaration for USB set interface request callback handler */
typedef void (*SET_CONFIG_CB)(void); /*!< Functional pointer type declaration for USB set configuration request callback handler */
/*--------------------------------------------------------------------*/
void USBD_Open(const S_USBD_INFO_T *param, CLASS_REQ pfnClassReq, SET_INTERFACE_REQ pfnSetInterface);
void USBD_Start(void);
void USBD_GetSetupPacket(uint8_t *buf);
void USBD_ProcessSetupPacket(void);
void USBD_StandardRequest(void);
void USBD_PrepareCtrlIn(uint8_t *pu8Buf, uint32_t u32Size);
void USBD_CtrlIn(void);
void USBD_PrepareCtrlOut(uint8_t *pu8Buf, uint32_t u32Size);
void USBD_CtrlOut(void);
void USBD_SwReset(void);
void USBD_SetVendorRequest(VENDOR_REQ pfnVendorReq);
void USBD_SetConfigCallback(SET_CONFIG_CB pfnSetConfigCallback);
void USBD_LockEpStall(uint32_t u32EpBitmap);
/*@}*/ /* end of group USBD_EXPORTED_FUNCTIONS */
/*@}*/ /* end of group USBD_Driver */
/*@}*/ /* end of group Standard_Driver */
#endif //__USBD_H__
/*** (C) COPYRIGHT 2014~2015 Nuvoton Technology Corp. ***/