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Diff: targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_pcd.c
- Revision:
- 630:825f75ca301e
- Parent:
- 441:d2c15dda23c1
--- a/targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_pcd.c Mon Sep 28 10:30:09 2015 +0100 +++ b/targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_pcd.c Mon Sep 28 10:45:10 2015 +0100 @@ -2,8 +2,8 @@ ****************************************************************************** * @file stm32f0xx_hal_pcd.c * @author MCD Application Team - * @version V1.2.0 - * @date 11-December-2014 + * @version V1.3.0 + * @date 26-June-2015 * @brief PCD HAL module driver. * This file provides firmware functions to manage the following * functionalities of the USB Peripheral Controller: @@ -28,7 +28,7 @@ (#) Initialize the PCD low level resources through the HAL_PCD_MspInit() API: (##) Enable the PCD/USB Low Level interface clock using - (+++) __USB_CLK_ENABLE); + (+++) __HAL_RCC_USB_CLK_ENABLE); (##) Initialize the related GPIO clocks (##) Configure PCD pin-out @@ -44,7 +44,7 @@ ****************************************************************************** * @attention * - * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> + * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: @@ -74,15 +74,15 @@ /* Includes ------------------------------------------------------------------*/ #include "stm32f0xx_hal.h" +/** @addtogroup STM32F0xx_HAL_Driver + * @{ + */ + #ifdef HAL_PCD_MODULE_ENABLED #if defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F070xB)|| defined(STM32F070x6) -/** @addtogroup STM32F0xx_HAL_Driver - * @{ - */ - -/** @defgroup PCD PCD HAL module driver +/** @defgroup PCD PCD * @brief PCD HAL module driver * @{ */ @@ -110,8 +110,8 @@ /** * @} */ -/* Exported functions ---------------------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ /** @defgroup PCD_Exported_Functions PCD Exported Functions * @{ */ @@ -150,11 +150,17 @@ /* Check the parameters */ assert_param(IS_PCD_ALL_INSTANCE(hpcd->Instance)); - hpcd->State = PCD_BUSY; + if(hpcd->State == HAL_PCD_STATE_RESET) + { + /* Allocate lock resource and initialize it */ + hpcd->Lock = HAL_UNLOCKED; - /* Init the low level hardware : GPIO, CLOCK, NVIC... */ - HAL_PCD_MspInit(hpcd); + /* Init the low level hardware : GPIO, CLOCK, NVIC... */ + HAL_PCD_MspInit(hpcd); + } + hpcd->State = HAL_PCD_STATE_BUSY; + /* Init endpoints structures */ for (i = 0; i < hpcd->Init.dev_endpoints ; i++) { @@ -200,7 +206,7 @@ hpcd->Instance->CNTR = wInterrupt_Mask; hpcd->USB_Address = 0; - hpcd->State= PCD_READY; + hpcd->State= HAL_PCD_STATE_READY; return HAL_OK; } @@ -218,7 +224,7 @@ return HAL_ERROR; } - hpcd->State = PCD_BUSY; + hpcd->State = HAL_PCD_STATE_BUSY; /* Stop Device */ HAL_PCD_Stop(hpcd); @@ -226,7 +232,7 @@ /* DeInit the low level hardware */ HAL_PCD_MspDeInit(hpcd); - hpcd->State = PCD_READY; + hpcd->State = HAL_PCD_STATE_RESET; return HAL_OK; } @@ -275,7 +281,7 @@ */ /** - * @brief Start The USB OTG Device. + * @brief Start the USB device. * @param hpcd: PCD handle * @retval HAL status */ @@ -288,7 +294,7 @@ } /** - * @brief Stop The USB OTG Device. + * @brief Stop the USB device. * @param hpcd: PCD handle * @retval HAL status */ @@ -308,234 +314,7 @@ __HAL_UNLOCK(hpcd); return HAL_OK; } -/** - * @} - */ - -/** - * @} - */ -/** @addtogroup PCD_Private_Functions PCD Private Functions - * @{ - */ -/** - * @brief This function handles PCD Endpoint interrupt request. - * @param hpcd: PCD handle - * @retval HAL status - */ -static HAL_StatusTypeDef PCD_EP_ISR_Handler(PCD_HandleTypeDef *hpcd) -{ - PCD_EPTypeDef *ep; - uint16_t count=0; - uint8_t EPindex; - __IO uint16_t wIstr; - __IO uint16_t wEPVal = 0; - - /* stay in loop while pending interrupts */ - while (((wIstr = hpcd->Instance->ISTR) & USB_ISTR_CTR) != 0) - { - /* extract highest priority endpoint number */ - EPindex = (uint8_t)(wIstr & USB_ISTR_EP_ID); - - if (EPindex == 0) - { - /* Decode and service control endpoint interrupt */ - - /* DIR bit = origin of the interrupt */ - if ((wIstr & USB_ISTR_DIR) == 0) - { - /* DIR = 0 */ - - /* DIR = 0 => IN int */ - /* DIR = 0 implies that (EP_CTR_TX = 1) always */ - PCD_CLEAR_TX_EP_CTR(hpcd->Instance, PCD_ENDP0); - ep = &hpcd->IN_ep[0]; - - ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); - ep->xfer_buff += ep->xfer_count; - - /* TX COMPLETE */ - HAL_PCD_DataInStageCallback(hpcd, 0); - - - if((hpcd->USB_Address > 0)&& ( ep->xfer_len == 0)) - { - hpcd->Instance->DADDR = (hpcd->USB_Address | USB_DADDR_EF); - hpcd->USB_Address = 0; - } - - } - else - { - /* DIR = 1 */ - - /* DIR = 1 & CTR_RX => SETUP or OUT int */ - /* DIR = 1 & (CTR_TX | CTR_RX) => 2 int pending */ - ep = &hpcd->OUT_ep[0]; - wEPVal = PCD_GET_ENDPOINT(hpcd->Instance, PCD_ENDP0); - - if ((wEPVal & USB_EP_SETUP) != 0) - { - /* Get SETUP Packet*/ - ep->xfer_count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); - PCD_ReadPMA(hpcd->Instance, (uint8_t*)hpcd->Setup ,ep->pmaadress , ep->xfer_count); - /* SETUP bit kept frozen while CTR_RX = 1*/ - PCD_CLEAR_RX_EP_CTR(hpcd->Instance, PCD_ENDP0); - - /* Process SETUP Packet*/ - HAL_PCD_SetupStageCallback(hpcd); - } - - else if ((wEPVal & USB_EP_CTR_RX) != 0) - { - PCD_CLEAR_RX_EP_CTR(hpcd->Instance, PCD_ENDP0); - /* Get Control Data OUT Packet*/ - ep->xfer_count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); - - if (ep->xfer_count != 0) - { - PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, ep->xfer_count); - ep->xfer_buff+=ep->xfer_count; - } - - /* Process Control Data OUT Packet*/ - HAL_PCD_DataOutStageCallback(hpcd, 0); - - PCD_SET_EP_RX_CNT(hpcd->Instance, PCD_ENDP0, ep->maxpacket); - PCD_SET_EP_RX_STATUS(hpcd->Instance, PCD_ENDP0, USB_EP_RX_VALID); - } - } - } - else - { - - /* Decode and service non control endpoints interrupt */ - - /* process related endpoint register */ - wEPVal = PCD_GET_ENDPOINT(hpcd->Instance, EPindex); - if ((wEPVal & USB_EP_CTR_RX) != 0) - { - /* clear int flag */ - PCD_CLEAR_RX_EP_CTR(hpcd->Instance, EPindex); - ep = &hpcd->OUT_ep[EPindex]; - - /* OUT double Buffering*/ - if (ep->doublebuffer == 0) - { - count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); - if (count != 0) - { - PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, count); - } - } - else - { - if (PCD_GET_ENDPOINT(hpcd->Instance, ep->num) & USB_EP_DTOG_RX) - { - /*read from endpoint BUF0Addr buffer*/ - count = PCD_GET_EP_DBUF0_CNT(hpcd->Instance, ep->num); - if (count != 0) - { - PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr0, count); - } - } - else - { - /*read from endpoint BUF1Addr buffer*/ - count = PCD_GET_EP_DBUF1_CNT(hpcd->Instance, ep->num); - if (count != 0) - { - PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr1, count); - } - } - PCD_FreeUserBuffer(hpcd->Instance, ep->num, PCD_EP_DBUF_OUT); - } - /*multi-packet on the NON control OUT endpoint*/ - ep->xfer_count+=count; - ep->xfer_buff+=count; - - if ((ep->xfer_len == 0) || (count < ep->maxpacket)) - { - /* RX COMPLETE */ - HAL_PCD_DataOutStageCallback(hpcd, ep->num); - } - else - { - HAL_PCD_EP_Receive(hpcd, ep->num, ep->xfer_buff, ep->xfer_len); - } - - } /* if((wEPVal & EP_CTR_RX) */ - - if ((wEPVal & USB_EP_CTR_TX) != 0) - { - ep = &hpcd->IN_ep[EPindex]; - - /* clear int flag */ - PCD_CLEAR_TX_EP_CTR(hpcd->Instance, EPindex); - - /* IN double Buffering*/ - if (ep->doublebuffer == 0) - { - ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); - if (ep->xfer_count != 0) - { - PCD_WritePMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, ep->xfer_count); - } - } - else - { - if (PCD_GET_ENDPOINT(hpcd->Instance, ep->num) & USB_EP_DTOG_TX) - { - /*read from endpoint BUF0Addr buffer*/ - ep->xfer_count = PCD_GET_EP_DBUF0_CNT(hpcd->Instance, ep->num); - if (ep->xfer_count != 0) - { - PCD_WritePMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr0, ep->xfer_count); - } - } - else - { - /*read from endpoint BUF1Addr buffer*/ - ep->xfer_count = PCD_GET_EP_DBUF1_CNT(hpcd->Instance, ep->num); - if (ep->xfer_count != 0) - { - PCD_WritePMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr1, ep->xfer_count); - } - } - PCD_FreeUserBuffer(hpcd->Instance, ep->num, PCD_EP_DBUF_IN); - } - /*multi-packet on the NON control IN endpoint*/ - ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); - ep->xfer_buff+=ep->xfer_count; - - /* Zero Length Packet? */ - if (ep->xfer_len == 0) - { - /* TX COMPLETE */ - HAL_PCD_DataInStageCallback(hpcd, ep->num); - } - else - { - HAL_PCD_EP_Transmit(hpcd, ep->num, ep->xfer_buff, ep->xfer_len); - } - } - } - } - return HAL_OK; -} -/** - * @} - */ - -/** @addtogroup PCD_Exported_Functions - * @{ - */ - -/** @defgroup PCD_Exported_Functions_Group2 IO operation functions - * @{ - */ - /** * @brief This function handles PCD interrupt request. * @param hpcd: PCD handle @@ -641,7 +420,7 @@ } /** * @brief Setup stage callback - * @param hpcd: ppp handle + * @param hpcd: PCD handle * @retval None */ __weak void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd) @@ -739,7 +518,7 @@ /** * @brief Disconnection event callbacks - * @param hpcd: ppp handle + * @param hpcd: PCD handle * @retval None */ __weak void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd) @@ -851,7 +630,7 @@ __HAL_LOCK(hpcd); -/* initialize Endpoint */ + /* initialize Endpoint */ switch (ep->type) { case PCD_EP_TYPE_CTRL: @@ -1108,18 +887,20 @@ } else { - /*Set the Double buffer counter*/ - PCD_SET_EP_DBUF1_CNT(hpcd->Instance, ep->num, ep->is_in, len); - /*Write the data to the USB endpoint*/ if (PCD_GET_ENDPOINT(hpcd->Instance, ep->num)& USB_EP_DTOG_TX) { + /*Set the Double buffer counter for pmabuffer1*/ + PCD_SET_EP_DBUF1_CNT(hpcd->Instance, ep->num, ep->is_in, len); pmabuffer = ep->pmaaddr1; } else { + /*Set the Double buffer counter for pmabuffer0*/ + PCD_SET_EP_DBUF0_CNT(hpcd->Instance, ep->num, ep->is_in, len); pmabuffer = ep->pmaaddr0; } + PCD_WritePMA(hpcd->Instance, ep->xfer_buff, pmabuffer, len); PCD_FreeUserBuffer(hpcd->Instance, ep->num, ep->is_in); } @@ -1229,22 +1010,22 @@ } /** - * @brief HAL_PCD_ActiveRemoteWakeup : active remote wakeup signalling + * @brief HAL_PCD_ActivateRemoteWakeup : active remote wakeup signalling * @param hpcd: PCD handle - * @retval status + * @retval HAL status */ -HAL_StatusTypeDef HAL_PCD_ActiveRemoteWakeup(PCD_HandleTypeDef *hpcd) +HAL_StatusTypeDef HAL_PCD_ActivateRemoteWakeup(PCD_HandleTypeDef *hpcd) { hpcd->Instance->CNTR |= USB_CNTR_RESUME; return HAL_OK; } /** - * @brief HAL_PCD_DeActiveRemoteWakeup : de-active remote wakeup signalling + * @brief HAL_PCD_DeActivateRemoteWakeup : de-active remote wakeup signalling * @param hpcd: PCD handle - * @retval status + * @retval HAL status */ -HAL_StatusTypeDef HAL_PCD_DeActiveRemoteWakeup(PCD_HandleTypeDef *hpcd) +HAL_StatusTypeDef HAL_PCD_DeActivateRemoteWakeup(PCD_HandleTypeDef *hpcd) { hpcd->Instance->CNTR &= ~(USB_CNTR_RESUME); return HAL_OK; @@ -1253,9 +1034,37 @@ * @} */ +/** @defgroup PCD_Exported_Functions_Group4 Peripheral State functions + * @brief Peripheral State functions + * +@verbatim + =============================================================================== + ##### Peripheral State functions ##### + =============================================================================== + [..] + This subsection permits to get in run-time the status of the peripheral + and the data flow. + +@endverbatim + * @{ + */ + +/** + * @brief Return the PCD state + * @param hpcd : PCD handle + * @retval HAL state + */ +PCD_StateTypeDef HAL_PCD_GetState(PCD_HandleTypeDef *hpcd) +{ + return hpcd->State; +} /** * @} - */ + */ + +/** + * @} + */ /** @addtogroup PCD_Private_Functions * @{ @@ -1306,49 +1115,215 @@ pbUsrBuf++; } } -/** - * @} - */ - -/** @addtogroup PCD_Exported_Functions - * @{ - */ - -/** @defgroup PCD_Exported_Functions_Group4 Peripheral State functions - * @brief Peripheral State functions - * -@verbatim - =============================================================================== - ##### Peripheral State functions ##### - =============================================================================== - [..] - This subsection permit to get in run-time the status of the peripheral - and the data flow. - -@endverbatim - * @{ - */ /** - * @brief Return the PCD state - * @param hpcd : PCD handle - * @retval HAL state + * @brief This function handles PCD Endpoint interrupt request. + * @param hpcd: PCD handle + * @retval HAL status */ -PCD_StateTypeDef HAL_PCD_GetState(PCD_HandleTypeDef *hpcd) +static HAL_StatusTypeDef PCD_EP_ISR_Handler(PCD_HandleTypeDef *hpcd) { - return hpcd->State; + PCD_EPTypeDef *ep; + uint16_t count=0; + uint8_t EPindex; + __IO uint16_t wIstr; + __IO uint16_t wEPVal = 0; + + /* stay in loop while pending interrupts */ + while (((wIstr = hpcd->Instance->ISTR) & USB_ISTR_CTR) != 0) + { + /* extract highest priority endpoint number */ + EPindex = (uint8_t)(wIstr & USB_ISTR_EP_ID); + + if (EPindex == 0) + { + /* Decode and service control endpoint interrupt */ + + /* DIR bit = origin of the interrupt */ + if ((wIstr & USB_ISTR_DIR) == 0) + { + /* DIR = 0 */ + + /* DIR = 0 => IN int */ + /* DIR = 0 implies that (EP_CTR_TX = 1) always */ + PCD_CLEAR_TX_EP_CTR(hpcd->Instance, PCD_ENDP0); + ep = &hpcd->IN_ep[0]; + + ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); + ep->xfer_buff += ep->xfer_count; + + /* TX COMPLETE */ + HAL_PCD_DataInStageCallback(hpcd, 0); + + + if((hpcd->USB_Address > 0)&& ( ep->xfer_len == 0)) + { + hpcd->Instance->DADDR = (hpcd->USB_Address | USB_DADDR_EF); + hpcd->USB_Address = 0; + } + + } + else + { + /* DIR = 1 */ + + /* DIR = 1 & CTR_RX => SETUP or OUT int */ + /* DIR = 1 & (CTR_TX | CTR_RX) => 2 int pending */ + ep = &hpcd->OUT_ep[0]; + wEPVal = PCD_GET_ENDPOINT(hpcd->Instance, PCD_ENDP0); + + if ((wEPVal & USB_EP_SETUP) != 0) + { + /* Get SETUP Packet*/ + ep->xfer_count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); + PCD_ReadPMA(hpcd->Instance, (uint8_t*)hpcd->Setup ,ep->pmaadress , ep->xfer_count); + /* SETUP bit kept frozen while CTR_RX = 1*/ + PCD_CLEAR_RX_EP_CTR(hpcd->Instance, PCD_ENDP0); + + /* Process SETUP Packet*/ + HAL_PCD_SetupStageCallback(hpcd); + } + + else if ((wEPVal & USB_EP_CTR_RX) != 0) + { + PCD_CLEAR_RX_EP_CTR(hpcd->Instance, PCD_ENDP0); + /* Get Control Data OUT Packet*/ + ep->xfer_count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); + + if (ep->xfer_count != 0) + { + PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, ep->xfer_count); + ep->xfer_buff+=ep->xfer_count; + } + + /* Process Control Data OUT Packet*/ + HAL_PCD_DataOutStageCallback(hpcd, 0); + + PCD_SET_EP_RX_CNT(hpcd->Instance, PCD_ENDP0, ep->maxpacket); + PCD_SET_EP_RX_STATUS(hpcd->Instance, PCD_ENDP0, USB_EP_RX_VALID); + } + } + } + else + { + + /* Decode and service non control endpoints interrupt */ + + /* process related endpoint register */ + wEPVal = PCD_GET_ENDPOINT(hpcd->Instance, EPindex); + if ((wEPVal & USB_EP_CTR_RX) != 0) + { + /* clear int flag */ + PCD_CLEAR_RX_EP_CTR(hpcd->Instance, EPindex); + ep = &hpcd->OUT_ep[EPindex]; + + /* OUT double Buffering*/ + if (ep->doublebuffer == 0) + { + count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); + if (count != 0) + { + PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, count); + } + } + else + { + if (PCD_GET_ENDPOINT(hpcd->Instance, ep->num) & USB_EP_DTOG_RX) + { + /*read from endpoint BUF0Addr buffer*/ + count = PCD_GET_EP_DBUF0_CNT(hpcd->Instance, ep->num); + if (count != 0) + { + PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr0, count); + } + } + else + { + /*read from endpoint BUF1Addr buffer*/ + count = PCD_GET_EP_DBUF1_CNT(hpcd->Instance, ep->num); + if (count != 0) + { + PCD_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr1, count); + } + } + PCD_FreeUserBuffer(hpcd->Instance, ep->num, PCD_EP_DBUF_OUT); + } + /*multi-packet on the NON control OUT endpoint*/ + ep->xfer_count+=count; + ep->xfer_buff+=count; + + if ((ep->xfer_len == 0) || (count < ep->maxpacket)) + { + /* RX COMPLETE */ + HAL_PCD_DataOutStageCallback(hpcd, ep->num); + } + else + { + HAL_PCD_EP_Receive(hpcd, ep->num, ep->xfer_buff, ep->xfer_len); + } + + } /* if((wEPVal & EP_CTR_RX) */ + + if ((wEPVal & USB_EP_CTR_TX) != 0) + { + ep = &hpcd->IN_ep[EPindex]; + + /* clear int flag */ + PCD_CLEAR_TX_EP_CTR(hpcd->Instance, EPindex); + + /* IN double Buffering*/ + if (ep->doublebuffer == 0) + { + ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); + if (ep->xfer_count != 0) + { + PCD_WritePMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, ep->xfer_count); + } + } + else + { + if (PCD_GET_ENDPOINT(hpcd->Instance, ep->num) & USB_EP_DTOG_TX) + { + /*read from endpoint BUF0Addr buffer*/ + ep->xfer_count = PCD_GET_EP_DBUF0_CNT(hpcd->Instance, ep->num); + if (ep->xfer_count != 0) + { + PCD_WritePMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr0, ep->xfer_count); + } + } + else + { + /*read from endpoint BUF1Addr buffer*/ + ep->xfer_count = PCD_GET_EP_DBUF1_CNT(hpcd->Instance, ep->num); + if (ep->xfer_count != 0) + { + PCD_WritePMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr1, ep->xfer_count); + } + } + PCD_FreeUserBuffer(hpcd->Instance, ep->num, PCD_EP_DBUF_IN); + } + /*multi-packet on the NON control IN endpoint*/ + ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); + ep->xfer_buff+=ep->xfer_count; + + /* Zero Length Packet? */ + if (ep->xfer_len == 0) + { + /* TX COMPLETE */ + HAL_PCD_DataInStageCallback(hpcd, ep->num); + } + else + { + HAL_PCD_EP_Transmit(hpcd, ep->num, ep->xfer_buff, ep->xfer_len); + } + } + } + } + return HAL_OK; } /** * @} */ - -/** - * @} - */ - -/** - * @} - */ /** * @} @@ -1357,4 +1332,8 @@ #endif /* HAL_PCD_MODULE_ENABLED */ +/** + * @} + */ + /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/