A copy of the mbed USBDevice with USBSerial library
Dependents: STM32L0_LoRa Smartage STM32L0_LoRa Turtle_RadioShuttle
targets/TARGET_STM/USBHAL_IP_DEVICE.h
- Committer:
- Helmut Tschemernjak
- Date:
- 2019-02-24
- Revision:
- 8:961423d1da74
- Parent:
- 1:7d1a127a1d2b
File content as of revision 8:961423d1da74:
/* Copyright (c) 2017 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef USBHAL_IP_DEVICE_H #define USBHAL_IP_DEVICE_H #if defined(TARGET_NUCLEO_F303ZE) #define USBHAL_IRQn USB_LP_CAN_RX0_IRQn #elif defined(TARGET_NUCLEO_F103RB) #define USBHAL_IRQn USB_LP_CAN1_RX0_IRQn #elif defined(TARGET_DISCO_L072CZ_LRWAN1) || \ defined(TARGET_DISCO_L053C8) || \ defined(TARGET_STM32L4) #define USBHAL_IRQn USB_IRQn #else #error "USB IRQ is not configured !" #endif #if defined(TARGET_STM32L4) || defined(TARGET_DISCO_L072CZ_LRWAN1) extern "C" { void pin_function(PinName pin, int function); } #endif #define NB_ENDPOINT 8 // Must be a multiple of 4 bytes #define MAXTRANSFER_SIZE 0x200 #define FIFO_USB_RAM_SIZE (MAXTRANSFER_SIZE + MAX_PACKET_SIZE_EP0 + MAX_PACKET_SIZE_EP1 + MAX_PACKET_SIZE_EP2 + MAX_PACKET_SIZE_EP3) #if (FIFO_USB_RAM_SIZE > 0x500) #error "FIFO dimensioning incorrect" #endif typedef struct { USBHAL *inst; void (USBHAL::*bus_reset)(void); void (USBHAL::*sof)(int frame); void (USBHAL::*connect_change)(unsigned int connected); void (USBHAL::*suspend_change)(unsigned int suspended); void (USBHAL::*ep0_setup)(void); void (USBHAL::*ep0_in)(void); void (USBHAL::*ep0_out)(void); void (USBHAL::*ep0_read)(void); bool (USBHAL::*ep_realise)(uint8_t endpoint, uint32_t maxPacket, uint32_t flags); bool (USBHAL::*epCallback[(2 * NB_ENDPOINT) - 2])(void); uint8_t epComplete[2 * NB_ENDPOINT]; /* Memorize dummy buffer used for reception */ uint32_t pBufRx[MAXTRANSFER_SIZE >> 2]; uint32_t pBufRx0[MAX_PACKET_SIZE_EP0 >> 2]; gpio_t usb_switch; } USBHAL_Private_t; uint32_t HAL_PCDEx_GetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo) { return 1024; } void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd) { USBHAL_Private_t *priv=((USBHAL_Private_t *)(hpcd->pData)); USBHAL *obj= priv->inst; uint32_t sofnum = (hpcd->Instance->FNR) & USB_FNR_FN; void (USBHAL::*func)(int frame) = priv->sof; (obj->*func)(sofnum); } void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state) { USBHAL_Private_t *priv = ((USBHAL_Private_t *)(hpcd->pData)); #if defined(TARGET_NUCLEO_F103RB) gpio_write(&(priv->usb_switch), !state); #else gpio_write(&(priv->usb_switch), state); #endif } USBHAL *USBHAL::instance; USBHAL::USBHAL(void) { USBHAL_Private_t *HALPriv = new(USBHAL_Private_t); hpcd.Instance = USB; memset(&hpcd.Init, 0, sizeof(hpcd.Init)); hpcd.Init.dev_endpoints = NB_ENDPOINT; hpcd.Init.ep0_mps = MAX_PACKET_SIZE_EP0; hpcd.Init.phy_itface = PCD_PHY_EMBEDDED; hpcd.Init.Sof_enable = 1; hpcd.Init.speed = PCD_SPEED_FULL; // Pass instance for usage inside call back HALPriv->inst = this; HALPriv->bus_reset = &USBHAL::busReset; HALPriv->suspend_change = &USBHAL::suspendStateChanged; HALPriv->connect_change = &USBHAL::connectStateChanged; HALPriv->sof = &USBHAL::SOF; HALPriv->ep0_setup = &USBHAL::EP0setupCallback; HALPriv->ep_realise = &USBHAL::realiseEndpoint; HALPriv->ep0_in = &USBHAL::EP0in; HALPriv->ep0_out = &USBHAL::EP0out; HALPriv->ep0_read = &USBHAL::EP0read; HALPriv->epCallback[0] = &USBHAL::EP1_OUT_callback; HALPriv->epCallback[1] = &USBHAL::EP1_IN_callback; HALPriv->epCallback[2] = &USBHAL::EP2_OUT_callback; HALPriv->epCallback[3] = &USBHAL::EP2_IN_callback; HALPriv->epCallback[4] = &USBHAL::EP3_OUT_callback; HALPriv->epCallback[5] = &USBHAL::EP3_IN_callback; instance = this; // Configure USB pins and other clocks #if defined(TARGET_NUCLEO_F303ZE) __HAL_RCC_GPIOA_CLK_ENABLE(); pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF14_USB)); // DM pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF14_USB)); // DP __HAL_RCC_GPIOG_CLK_ENABLE(); gpio_init_out(&HALPriv->usb_switch, PG_6); #elif defined(TARGET_NUCLEO_F103RB) // Make sure to connect a 1.5K resistor between USB-DP PA12 pin and +3.3V __HAL_RCC_GPIOA_CLK_ENABLE(); pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_MODE_AF_INPUT)); // DM pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_MODE_AF_INPUT)); // DP #elif defined(TARGET_DISCO_L072CZ_LRWAN1) || \ defined(TARGET_DISCO_L053C8) __HAL_RCC_GPIOA_CLK_ENABLE(); pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF2_USB)); // DM pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF2_USB)); // DP #elif defined(TARGET_STM32L4) __HAL_RCC_GPIOA_CLK_ENABLE(); pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_USB_FS)); // DM pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_USB_FS)); // DP __HAL_RCC_PWR_CLK_ENABLE(); HAL_PWREx_EnableVddUSB(); #else #error "USB pins are not configured !" #endif __HAL_RCC_USB_CLK_ENABLE(); __HAL_RCC_SYSCFG_CLK_ENABLE(); // Configure PCD and FIFOs hpcd.pData = (void*)HALPriv; hpcd.State = HAL_PCD_STATE_RESET; HAL_PCD_Init(&hpcd); // EP0 HAL_PCDEx_PMAConfig(&hpcd, 0x00, PCD_SNG_BUF, 0x30); HAL_PCDEx_PMAConfig(&hpcd, 0x80, PCD_SNG_BUF, 0x70); // EP1 HAL_PCDEx_PMAConfig(&hpcd, 0x01, PCD_SNG_BUF, 0x90); HAL_PCDEx_PMAConfig(&hpcd, 0x81, PCD_SNG_BUF, 0xb0); // EP2 HAL_PCDEx_PMAConfig(&hpcd, 0x02, PCD_SNG_BUF, 0x100); HAL_PCDEx_PMAConfig(&hpcd, 0x82, PCD_SNG_BUF, 0x120); // EP3 HAL_PCDEx_PMAConfig(&hpcd, 0x03, PCD_DBL_BUF, 0x018000b0); HAL_PCDEx_PMAConfig(&hpcd, 0x83, PCD_SNG_BUF, 0xb0); // Configure interrupt vector NVIC_SetVector(USBHAL_IRQn, (uint32_t)&_usbisr); NVIC_SetPriority(USBHAL_IRQn, 1); HAL_PCD_Start(&hpcd); } #endif // USBHAL_IP_DEVICE_H