Revision 72:14a22343c610, committed 2020-09-30

Comitter:

jimbaud

Date:

Wed Sep 30 11:26:16 2020 +0000

Parent:

71:53949e6131f6

Commit message:

USBDevice with Nucleo 32L476RG support

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L476xG/TARGET_NUCLEO_L476RG/USBHAL_STM32L476RG.h	Wed Sep 30 11:26:16 2020 +0000
@@ -0,0 +1,145 @@
+/* Copyright (c) 2016 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_STM32L476RG
+#define USBHAL_STM32L476RG
+
+#define USBHAL_IRQn  OTG_FS_IRQn
+
+
+#define NB_ENDPOINT  4
+/*  must be 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[8];
+    /*  memorize dummy buffer used for reception */
+    uint32_t pBufRx[MAXTRANSFER_SIZE>>2];
+    uint32_t pBufRx0[MAX_PACKET_SIZE_EP0>>2];
+}USBHAL_Private_t;
+
+uint32_t HAL_PCDEx_GetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo)
+{
+    uint32_t len;
+    if (fifo == 0) len = hpcd->Instance->DIEPTXF0_HNPTXFSIZ>>16;
+    else
+        len =  hpcd->Instance->DIEPTXF[fifo - 1] >> 16;
+    return len*4;
+}
+void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd) {
+    USBHAL_Private_t *priv=((USBHAL_Private_t *)(hpcd->pData));
+    USBHAL *obj= priv->inst;
+    USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
+    uint32_t sofnum = (USBx_DEVICE->DSTS & USB_OTG_DSTS_FNSOF) >> 8;
+    void (USBHAL::*func)(int frame) = priv->sof;
+    /* fix me  call with same frame number */
+    (obj->*func)(sofnum);
+}
+
+USBHAL * USBHAL::instance;
+
+USBHAL::USBHAL(void) {
+    /*  init parameter  */
+    USBHAL_Private_t *HALPriv = new(USBHAL_Private_t);
+    /*  initialized all field of init including 0 field  */
+    /*  constructor does not fill with zero */
+    hpcd.Instance = USB_OTG_FS;
+    /*  initialized all field of init including 0 field  */
+    /*  constructor does not fill with zero */
+    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;
+    hpcd.pData = (void*)HALPriv;
+    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;
+
+    __HAL_RCC_PWR_CLK_ENABLE();
+
+    HAL_PWREx_EnableVddUSB(); 
+    /* Configure USB VBUS GPIO */
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+
+    /* Configure USB FS GPIOs */
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+
+    /* Configure DM DP Pins */
+    pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
+    pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
+
+    /* Configure VBUS Pin */
+    pin_function(PC_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
+
+    __HAL_RCC_USB_OTG_FS_CLK_ENABLE();
+
+    hpcd.State = HAL_PCD_STATE_RESET;
+
+    HAL_PCD_Init(&hpcd);
+    /* 1.25kbytes */
+    /* min value 16 (= 16 x 4 bytes) */
+    /*  max value 256 (= 1K bytes ) */
+    /*  maximum sum is 0x140 */
+    HAL_PCDEx_SetRxFiFo(&hpcd, (MAXTRANSFER_SIZE/4));
+    /*  bulk/int 64 bytes in FS  */
+    HAL_PCDEx_SetTxFiFo(&hpcd, 0, (MAX_PACKET_SIZE_EP0/4)+1);
+    /*  bulk/int bytes in FS */
+    HAL_PCDEx_SetTxFiFo(&hpcd, 1, (MAX_PACKET_SIZE_EP1/4)+1);
+    HAL_PCDEx_SetTxFiFo(&hpcd, 2, (MAX_PACKET_SIZE_EP2/4));
+    /* ISOchronous */
+    HAL_PCDEx_SetTxFiFo(&hpcd, 3, (MAX_PACKET_SIZE_EP3/4));
+
+    NVIC_SetVector(USBHAL_IRQn,(uint32_t)&_usbisr);
+    NVIC_SetPriority( USBHAL_IRQn, 1);
+
+    HAL_PCD_Start(&hpcd);
+}
+
+#endif

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L476xG/TARGET_NUCLEO_L476RG/USBHAL_STM_TARGET.h	Wed Sep 30 11:26:16 2020 +0000
@@ -0,0 +1,18 @@
+/* Copyright (c) 2016 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.
+*/
+#include "USBHAL_STM32L476RG.h"

--- a/targets/TARGET_STM/USBHAL_STM32F4.cpp	Thu Jul 27 12:14:04 2017 +0100
+++ b/targets/TARGET_STM/USBHAL_STM32F4.cpp	Wed Sep 30 11:26:16 2020 +0000
@@ -48,7 +48,7 @@
     // Enable power and clocking
     RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN;
 
-#if defined(TARGET_STM32F407VG) || defined(TARGET_STM32F401RE) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F412ZG) || defined(TARGET_STM32F429ZI)
+#if defined(TARGET_STM32F407VG) || defined(TARGET_STM32F401RE) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F412ZG) || defined(TARGET_STM32F429ZI)|| defined(TARGET_STM32L476RG)
     pin_function(PA_8, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
     pin_function(PA_9, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLDOWN, GPIO_AF10_OTG_FS));
     pin_function(PA_10, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_PULLUP, GPIO_AF10_OTG_FS));