USBHost library. NOTE: This library is only officially supported on the LPC1768 platform. For more information, please see the handbook page.
Dependencies: FATFileSystem mbed-rtos
Dependents: BTstack WallbotWii SD to Flash Data Transfer USBHost-MSD_HelloWorld ... more
Legacy Warning
This is an mbed 2 library. To learn more about mbed OS 5, visit the docs.
Pull requests against this repository are no longer supported. Please raise against mbed OS 5 as documented above.
USBHost/TARGET_STM/TARGET_STM32F4/TARGET_STM32F429xI/TARGET_DISCO_F429ZI/USBHALHost_DISCOF429ZI.h@37:f1e388e7b752, 2017-07-20 (annotated)
- Committer:
- Kojto
- Date:
- Thu Jul 20 10:13:56 2017 +0100
- Revision:
- 37:f1e388e7b752
Update libraries (ed9d1da)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Kojto | 37:f1e388e7b752 | 1 | /* mbed USBHost Library |
Kojto | 37:f1e388e7b752 | 2 | * Copyright (c) 2006-2013 ARM Limited |
Kojto | 37:f1e388e7b752 | 3 | * |
Kojto | 37:f1e388e7b752 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
Kojto | 37:f1e388e7b752 | 5 | * you may not use this file except in compliance with the License. |
Kojto | 37:f1e388e7b752 | 6 | * You may obtain a copy of the License at |
Kojto | 37:f1e388e7b752 | 7 | * |
Kojto | 37:f1e388e7b752 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
Kojto | 37:f1e388e7b752 | 9 | * |
Kojto | 37:f1e388e7b752 | 10 | * Unless required by applicable law or agreed to in writing, software |
Kojto | 37:f1e388e7b752 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
Kojto | 37:f1e388e7b752 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
Kojto | 37:f1e388e7b752 | 13 | * See the License for the specific language governing permissions and |
Kojto | 37:f1e388e7b752 | 14 | * limitations under the License. |
Kojto | 37:f1e388e7b752 | 15 | */ |
Kojto | 37:f1e388e7b752 | 16 | #ifndef USBHALHOST_DISCOF429ZI |
Kojto | 37:f1e388e7b752 | 17 | #define USBHALHOST_DISCOF429ZI |
Kojto | 37:f1e388e7b752 | 18 | |
Kojto | 37:f1e388e7b752 | 19 | #define USBHAL_IRQn OTG_HS_IRQn |
Kojto | 37:f1e388e7b752 | 20 | |
Kojto | 37:f1e388e7b752 | 21 | #define HCCA_SIZE sizeof(HCD_HandleTypeDef) |
Kojto | 37:f1e388e7b752 | 22 | #define ED_SIZE sizeof(HCED) |
Kojto | 37:f1e388e7b752 | 23 | #define TD_SIZE sizeof(HCTD) |
Kojto | 37:f1e388e7b752 | 24 | |
Kojto | 37:f1e388e7b752 | 25 | #define TOTAL_SIZE (HCCA_SIZE + (MAX_ENDPOINT*ED_SIZE) + (MAX_TD*TD_SIZE)) |
Kojto | 37:f1e388e7b752 | 26 | /* STM device FS have 11 channels (definition is for 60 channels) */ |
Kojto | 37:f1e388e7b752 | 27 | static volatile uint8_t usb_buf[TOTAL_SIZE]; |
Kojto | 37:f1e388e7b752 | 28 | typedef struct |
Kojto | 37:f1e388e7b752 | 29 | { |
Kojto | 37:f1e388e7b752 | 30 | /* store the request ongoing on each endpoit */ |
Kojto | 37:f1e388e7b752 | 31 | /* 1st field of structure avoid giving knowledge of all structure to |
Kojto | 37:f1e388e7b752 | 32 | * endpoint */ |
Kojto | 37:f1e388e7b752 | 33 | volatile uint32_t addr[MAX_ENDPOINT]; |
Kojto | 37:f1e388e7b752 | 34 | USBHALHost *inst; |
Kojto | 37:f1e388e7b752 | 35 | void (USBHALHost::*deviceConnected)(int hub, int port, bool lowSpeed, USBHostHub * hub_parent); |
Kojto | 37:f1e388e7b752 | 36 | void (USBHALHost::*deviceDisconnected)(int hub, int port, USBHostHub * hub_parent, volatile uint32_t addr); |
Kojto | 37:f1e388e7b752 | 37 | void (USBHALHost::*transferCompleted)(volatile uint32_t addr); |
Kojto | 37:f1e388e7b752 | 38 | }USBHALHost_Private_t; |
Kojto | 37:f1e388e7b752 | 39 | /* CONFIGURATION for USB_VBUS |
Kojto | 37:f1e388e7b752 | 40 | * on 64 bits board PC_0 is used (0 VBUS on, 1 VBUS off) |
Kojto | 37:f1e388e7b752 | 41 | * on 144 pins board PG_6 is used ( 1 VBUS on, 0 VBUS on) |
Kojto | 37:f1e388e7b752 | 42 | */ |
Kojto | 37:f1e388e7b752 | 43 | static gpio_t gpio_vbus; |
Kojto | 37:f1e388e7b752 | 44 | |
Kojto | 37:f1e388e7b752 | 45 | #define VBUS_OFF 1 |
Kojto | 37:f1e388e7b752 | 46 | #define VBUS_ON 0 |
Kojto | 37:f1e388e7b752 | 47 | #define USB_VBUS_CONFIG \ |
Kojto | 37:f1e388e7b752 | 48 | do {__HAL_RCC_GPIOC_CLK_ENABLE();\ |
Kojto | 37:f1e388e7b752 | 49 | gpio_init_out_ex(&gpio_vbus, PC_4, VBUS_OFF);\ |
Kojto | 37:f1e388e7b752 | 50 | }while(0); |
Kojto | 37:f1e388e7b752 | 51 | |
Kojto | 37:f1e388e7b752 | 52 | |
Kojto | 37:f1e388e7b752 | 53 | void usb_vbus( uint8_t state) |
Kojto | 37:f1e388e7b752 | 54 | { |
Kojto | 37:f1e388e7b752 | 55 | if(state == 0) |
Kojto | 37:f1e388e7b752 | 56 | { |
Kojto | 37:f1e388e7b752 | 57 | gpio_write(&gpio_vbus, VBUS_OFF); |
Kojto | 37:f1e388e7b752 | 58 | } |
Kojto | 37:f1e388e7b752 | 59 | else |
Kojto | 37:f1e388e7b752 | 60 | { |
Kojto | 37:f1e388e7b752 | 61 | gpio_write(&gpio_vbus, VBUS_ON); |
Kojto | 37:f1e388e7b752 | 62 | } |
Kojto | 37:f1e388e7b752 | 63 | wait(0.2); |
Kojto | 37:f1e388e7b752 | 64 | } |
Kojto | 37:f1e388e7b752 | 65 | |
Kojto | 37:f1e388e7b752 | 66 | |
Kojto | 37:f1e388e7b752 | 67 | USBHALHost::USBHALHost() { |
Kojto | 37:f1e388e7b752 | 68 | gpio_t pin_vbus; |
Kojto | 37:f1e388e7b752 | 69 | instHost = this; |
Kojto | 37:f1e388e7b752 | 70 | HCD_HandleTypeDef *hhcd; |
Kojto | 37:f1e388e7b752 | 71 | USBHALHost_Private_t *HALPriv = new(USBHALHost_Private_t); |
Kojto | 37:f1e388e7b752 | 72 | memset(HALPriv, 0, sizeof(USBHALHost_Private_t)); |
Kojto | 37:f1e388e7b752 | 73 | memInit(); |
Kojto | 37:f1e388e7b752 | 74 | memset((void*)usb_hcca, 0, HCCA_SIZE); |
Kojto | 37:f1e388e7b752 | 75 | hhcd = (HCD_HandleTypeDef *)usb_hcca; |
Kojto | 37:f1e388e7b752 | 76 | hhcd->Instance = USB_OTG_HS; |
Kojto | 37:f1e388e7b752 | 77 | hhcd->pData = (void*)HALPriv; |
Kojto | 37:f1e388e7b752 | 78 | hhcd->Init.Host_channels = 11; |
Kojto | 37:f1e388e7b752 | 79 | /* for now failed with dma */ |
Kojto | 37:f1e388e7b752 | 80 | hhcd->Init.dma_enable = 0; |
Kojto | 37:f1e388e7b752 | 81 | hhcd->Init.speed = HCD_SPEED_HIGH; |
Kojto | 37:f1e388e7b752 | 82 | hhcd->Init.phy_itface = HCD_PHY_EMBEDDED; |
Kojto | 37:f1e388e7b752 | 83 | hhcd->Init.use_external_vbus = 1; |
Kojto | 37:f1e388e7b752 | 84 | HALPriv->inst = this; |
Kojto | 37:f1e388e7b752 | 85 | HALPriv->deviceConnected = &USBHALHost::deviceConnected; |
Kojto | 37:f1e388e7b752 | 86 | HALPriv->deviceDisconnected = &USBHALHost::deviceDisconnected; |
Kojto | 37:f1e388e7b752 | 87 | HALPriv->transferCompleted = &USBHALHost::transferCompleted; |
Kojto | 37:f1e388e7b752 | 88 | for (int i = 0; i < MAX_ENDPOINT; i++) { |
Kojto | 37:f1e388e7b752 | 89 | edBufAlloc[i] = false; |
Kojto | 37:f1e388e7b752 | 90 | HALPriv->addr[i]=(uint32_t)-1; |
Kojto | 37:f1e388e7b752 | 91 | } |
Kojto | 37:f1e388e7b752 | 92 | for (int i = 0; i < MAX_TD; i++) { |
Kojto | 37:f1e388e7b752 | 93 | tdBufAlloc[i] = false; |
Kojto | 37:f1e388e7b752 | 94 | } |
Kojto | 37:f1e388e7b752 | 95 | /* Configure USB HS GPIOs */ |
Kojto | 37:f1e388e7b752 | 96 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
Kojto | 37:f1e388e7b752 | 97 | |
Kojto | 37:f1e388e7b752 | 98 | /*USB DM and DP */ |
Kojto | 37:f1e388e7b752 | 99 | pin_function(PB_14, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF12_OTG_HS_FS)); |
Kojto | 37:f1e388e7b752 | 100 | pin_function(PB_15, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF12_OTG_HS_FS)); |
Kojto | 37:f1e388e7b752 | 101 | /* Configure VBUS Pin */ |
Kojto | 37:f1e388e7b752 | 102 | gpio_init_in(&pin_vbus, PB_13); |
Kojto | 37:f1e388e7b752 | 103 | /* Configure POWER_SWITCH IO pin */ |
Kojto | 37:f1e388e7b752 | 104 | USB_VBUS_CONFIG; |
Kojto | 37:f1e388e7b752 | 105 | /* Enable USB HS Clocks */ |
Kojto | 37:f1e388e7b752 | 106 | __HAL_RCC_USB_OTG_HS_CLK_ENABLE(); |
Kojto | 37:f1e388e7b752 | 107 | |
Kojto | 37:f1e388e7b752 | 108 | /* Set USBFS Interrupt priority */ |
Kojto | 37:f1e388e7b752 | 109 | HAL_NVIC_SetPriority(USBHAL_IRQn, 5, 0); |
Kojto | 37:f1e388e7b752 | 110 | NVIC_SetVector(USBHAL_IRQn, (uint32_t)&_usbisr); |
Kojto | 37:f1e388e7b752 | 111 | } |
Kojto | 37:f1e388e7b752 | 112 | #endif |