USB device stack that isn't working
Fork of USBDevice by
Diff: targets/TARGET_STM/USBHAL_STM_144_64pins.h
- Revision:
- 71:53949e6131f6
diff -r 2c525a50f1b6 -r 53949e6131f6 targets/TARGET_STM/USBHAL_STM_144_64pins.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/TARGET_STM/USBHAL_STM_144_64pins.h Thu Jul 27 12:14:04 2017 +0100 @@ -0,0 +1,132 @@ +/* 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_STM32_144_64 +#define USBHAL_STM32_144_64 + +#define USBHAL_IRQn OTG_FS_IRQn +/* must be multiple of 4 bytes */ +#define NB_ENDPOINT 4 +#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); + /* memorize dummy buffer used for reception */ + uint32_t pBufRx[MAXTRANSFER_SIZE>>2]; + uint32_t pBufRx0[MAX_PACKET_SIZE_EP0>>2]; + uint8_t epComplete[2*NB_ENDPOINT]; +}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; + (obj->*func)(sofnum); +} + + +USBHAL * USBHAL::instance; + +USBHAL::USBHAL(void) { + /* init parameter */ + USBHAL_Private_t *HALPriv = new(USBHAL_Private_t); + hpcd.Instance = USB_OTG_FS; + 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; + //hpcd.Init.vbus_sensing_enable = 0; + //hpcd.Init.lpm_enable = 0; + /* 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; + // Enable power and clocking + /* board 144 pin all similar */ + __HAL_RCC_GPIOA_CLK_ENABLE(); + pin_function(PA_8, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS)); /* OTG_FS_SOF */ + pin_function(PA_9, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, GPIO_AF10_OTG_FS)); /* OTG_FS_VBUS */ + pin_function(PA_10, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_PULLUP, GPIO_AF10_OTG_FS)); /* OTG_FS_ID */ + pin_function(PA_11, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS)); /* OTG_FS_DM */ + pin_function(PA_12, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS)); /* OTG_FS_DP */ + + __HAL_RCC_USB_OTG_FS_CLK_ENABLE(); + __HAL_RCC_SYSCFG_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 +