Martin Kojtal / USBHost

a

Dependencies:   FATFileSystem mbed-rtos

Fork of USBHost by mbed official

targets/TARGET_STM/USBHALHost_STM_144_64pins.h@39:d96aa62afc5b, 2017-07-27 (annotated)

Committer:
Kojto
Date:
Thu Jul 27 12:24:30 2017 +0100
Revision:
39:d96aa62afc5b
Update USBHost - add targets directory



This corresponds to mbed-os/master commit 9207365

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 39:d96aa62afc5b 1 /* mbed USBHost Library
Kojto 39:d96aa62afc5b 2 * Copyright (c) 2006-2013 ARM Limited
Kojto 39:d96aa62afc5b 3 *
Kojto 39:d96aa62afc5b 4 * Licensed under the Apache License, Version 2.0 (the "License");
Kojto 39:d96aa62afc5b 5 * you may not use this file except in compliance with the License.
Kojto 39:d96aa62afc5b 6 * You may obtain a copy of the License at
Kojto 39:d96aa62afc5b 7 *
Kojto 39:d96aa62afc5b 8 * http://www.apache.org/licenses/LICENSE-2.0
Kojto 39:d96aa62afc5b 9 *
Kojto 39:d96aa62afc5b 10 * Unless required by applicable law or agreed to in writing, software
Kojto 39:d96aa62afc5b 11 * distributed under the License is distributed on an "AS IS" BASIS,
Kojto 39:d96aa62afc5b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Kojto 39:d96aa62afc5b 13 * See the License for the specific language governing permissions and
Kojto 39:d96aa62afc5b 14 * limitations under the License.
Kojto 39:d96aa62afc5b 15 */
Kojto 39:d96aa62afc5b 16 #ifndef USBHALHOST_STM32_144_64
Kojto 39:d96aa62afc5b 17 #define USBHALHOST_STM32_144_64
Kojto 39:d96aa62afc5b 18
Kojto 39:d96aa62afc5b 19 #define USBHAL_IRQn OTG_FS_IRQn
Kojto 39:d96aa62afc5b 20
Kojto 39:d96aa62afc5b 21 #define HCCA_SIZE sizeof(HCD_HandleTypeDef)
Kojto 39:d96aa62afc5b 22 #define ED_SIZE sizeof(HCED)
Kojto 39:d96aa62afc5b 23 #define TD_SIZE sizeof(HCTD)
Kojto 39:d96aa62afc5b 24
Kojto 39:d96aa62afc5b 25 #define TOTAL_SIZE (HCCA_SIZE + (MAX_ENDPOINT*ED_SIZE) + (MAX_TD*TD_SIZE))
Kojto 39:d96aa62afc5b 26 /* STM device FS have 11 channels (definition is for 60 channels) */
Kojto 39:d96aa62afc5b 27 static volatile uint8_t usb_buf[TOTAL_SIZE];
Kojto 39:d96aa62afc5b 28 typedef struct
Kojto 39:d96aa62afc5b 29 {
Kojto 39:d96aa62afc5b 30 /* store the request ongoing on each endpoit */
Kojto 39:d96aa62afc5b 31 /* 1st field of structure avoid giving knowledge of all structure to
Kojto 39:d96aa62afc5b 32 * endpoint */
Kojto 39:d96aa62afc5b 33 volatile uint32_t addr[MAX_ENDPOINT];
Kojto 39:d96aa62afc5b 34 USBHALHost *inst;
Kojto 39:d96aa62afc5b 35 void (USBHALHost::*deviceConnected)(int hub, int port, bool lowSpeed, USBHostHub * hub_parent);
Kojto 39:d96aa62afc5b 36 void (USBHALHost::*deviceDisconnected)(int hub, int port, USBHostHub * hub_parent, volatile uint32_t addr);
Kojto 39:d96aa62afc5b 37 void (USBHALHost::*transferCompleted)(volatile uint32_t addr);
Kojto 39:d96aa62afc5b 38 }USBHALHost_Private_t;
Kojto 39:d96aa62afc5b 39
Kojto 39:d96aa62afc5b 40 /* CONFIGURATION for USB_VBUS
Kojto 39:d96aa62afc5b 41 * on 64 bits board PC_0 is used (0 VBUS on, 1 VBUS off)
Kojto 39:d96aa62afc5b 42 * on 144 pins board PG_6 is used ( 1 VBUS on, 0 VBUS on)
Kojto 39:d96aa62afc5b 43 */
Kojto 39:d96aa62afc5b 44 static gpio_t gpio_vbus;
Kojto 39:d96aa62afc5b 45
Kojto 39:d96aa62afc5b 46 #if defined(USBHALHOST_64pins)
Kojto 39:d96aa62afc5b 47 #define VBUS_OFF 1
Kojto 39:d96aa62afc5b 48 #define VBUS_ON 0
Kojto 39:d96aa62afc5b 49 #define USB_VBUS_CONFIG \
Kojto 39:d96aa62afc5b 50 do {__HAL_RCC_GPIOC_CLK_ENABLE();\
Kojto 39:d96aa62afc5b 51 gpio_init_out_ex(&gpio_vbus, PC_0, VBUS_OFF);\
Kojto 39:d96aa62afc5b 52 }while(0);
Kojto 39:d96aa62afc5b 53 #else
Kojto 39:d96aa62afc5b 54 #define VBUS_OFF 0
Kojto 39:d96aa62afc5b 55 #define VBUS_ON 1
Kojto 39:d96aa62afc5b 56 #define USB_VBUS_CONFIG \
Kojto 39:d96aa62afc5b 57 do {__HAL_RCC_GPIOG_CLK_ENABLE();\
Kojto 39:d96aa62afc5b 58 gpio_init_out_ex(&gpio_vbus, PG_6, VBUS_OFF);\
Kojto 39:d96aa62afc5b 59 }while(0);
Kojto 39:d96aa62afc5b 60 #endif
Kojto 39:d96aa62afc5b 61
Kojto 39:d96aa62afc5b 62 void usb_vbus( uint8_t state)
Kojto 39:d96aa62afc5b 63 {
Kojto 39:d96aa62afc5b 64 if(state == 0)
Kojto 39:d96aa62afc5b 65 {
Kojto 39:d96aa62afc5b 66 gpio_write(&gpio_vbus, VBUS_OFF);
Kojto 39:d96aa62afc5b 67 }
Kojto 39:d96aa62afc5b 68 else
Kojto 39:d96aa62afc5b 69 {
Kojto 39:d96aa62afc5b 70 gpio_write(&gpio_vbus, VBUS_ON);
Kojto 39:d96aa62afc5b 71 }
Kojto 39:d96aa62afc5b 72 wait(0.2);
Kojto 39:d96aa62afc5b 73 }
Kojto 39:d96aa62afc5b 74
Kojto 39:d96aa62afc5b 75 USBHALHost::USBHALHost() {
Kojto 39:d96aa62afc5b 76 instHost = this;
Kojto 39:d96aa62afc5b 77 HCD_HandleTypeDef *hhcd;
Kojto 39:d96aa62afc5b 78 USBHALHost_Private_t *HALPriv = new(USBHALHost_Private_t);
Kojto 39:d96aa62afc5b 79 memset(HALPriv, 0, sizeof(USBHALHost_Private_t));
Kojto 39:d96aa62afc5b 80 memInit();
Kojto 39:d96aa62afc5b 81 memset((void*)usb_hcca, 0, HCCA_SIZE);
Kojto 39:d96aa62afc5b 82 hhcd = (HCD_HandleTypeDef *)usb_hcca;
Kojto 39:d96aa62afc5b 83 hhcd->Instance = USB_OTG_FS;
Kojto 39:d96aa62afc5b 84 hhcd->pData = (void*)HALPriv;
Kojto 39:d96aa62afc5b 85 hhcd->Init.Host_channels = 11;
Kojto 39:d96aa62afc5b 86 hhcd->Init.speed = HCD_SPEED_FULL;
Kojto 39:d96aa62afc5b 87 hhcd->Init.phy_itface = HCD_PHY_EMBEDDED;
Kojto 39:d96aa62afc5b 88 HALPriv->inst = this;
Kojto 39:d96aa62afc5b 89 HALPriv->deviceConnected = &USBHALHost::deviceConnected;
Kojto 39:d96aa62afc5b 90 HALPriv->deviceDisconnected = &USBHALHost::deviceDisconnected;
Kojto 39:d96aa62afc5b 91 HALPriv->transferCompleted = &USBHALHost::transferCompleted;
Kojto 39:d96aa62afc5b 92 for (int i = 0; i < MAX_ENDPOINT; i++) {
Kojto 39:d96aa62afc5b 93 edBufAlloc[i] = false;
Kojto 39:d96aa62afc5b 94 HALPriv->addr[i]=(uint32_t)-1;
Kojto 39:d96aa62afc5b 95 }
Kojto 39:d96aa62afc5b 96 for (int i = 0; i < MAX_TD; i++) {
Kojto 39:d96aa62afc5b 97 tdBufAlloc[i] = false;
Kojto 39:d96aa62afc5b 98 }
Kojto 39:d96aa62afc5b 99 __HAL_RCC_PWR_CLK_ENABLE();
Kojto 39:d96aa62afc5b 100 #ifdef TARGET_STM32L4
Kojto 39:d96aa62afc5b 101 HAL_PWREx_EnableVddUSB();
Kojto 39:d96aa62afc5b 102 #endif
Kojto 39:d96aa62afc5b 103 /* Configure USB FS GPIOs */
Kojto 39:d96aa62afc5b 104 __HAL_RCC_GPIOA_CLK_ENABLE();
Kojto 39:d96aa62afc5b 105
Kojto 39:d96aa62afc5b 106 /*USB DM and DP */
Kojto 39:d96aa62afc5b 107 pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
Kojto 39:d96aa62afc5b 108 pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
Kojto 39:d96aa62afc5b 109 /*USB ID */
Kojto 39:d96aa62afc5b 110 pin_function(PA_10, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_PULLUP, GPIO_AF10_OTG_FS));
Kojto 39:d96aa62afc5b 111
Kojto 39:d96aa62afc5b 112 __HAL_RCC_SYSCFG_CLK_ENABLE();
Kojto 39:d96aa62afc5b 113 /* Configure POWER_SWITCH IO pin */
Kojto 39:d96aa62afc5b 114 USB_VBUS_CONFIG;
Kojto 39:d96aa62afc5b 115 /* Enable USB FS Clocks */
Kojto 39:d96aa62afc5b 116 __HAL_RCC_USB_OTG_FS_CLK_ENABLE();
Kojto 39:d96aa62afc5b 117
Kojto 39:d96aa62afc5b 118 /* Set USBFS Interrupt priority */
Kojto 39:d96aa62afc5b 119 HAL_NVIC_SetPriority(OTG_FS_IRQn, 6, 0);
Kojto 39:d96aa62afc5b 120 }
Kojto 39:d96aa62afc5b 121 #endif