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-rw-r--r--os/hal/templates/usb_lld.c391
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diff --git a/os/hal/templates/usb_lld.c b/os/hal/templates/usb_lld.c
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--- a/os/hal/templates/usb_lld.c
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-/*
- ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-/**
- * @file templates/usb_lld.c
- * @brief USB Driver subsystem low level driver source template.
- *
- * @addtogroup USB
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-#if HAL_USE_USB || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/**
- * @brief USB1 driver identifier.
- */
-#if PLATFORM_USB_USE_USB1 || defined(__DOXYGEN__)
-USBDriver USBD1;
-#endif
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/**
- * @brief EP0 state.
- * @note It is an union because IN and OUT endpoints are never used at the
- * same time for EP0.
- */
-static union {
- /**
- * @brief IN EP0 state.
- */
- USBInEndpointState in;
- /**
- * @brief OUT EP0 state.
- */
- USBOutEndpointState out;
-} ep0_state;
-
-/**
- * @brief EP0 initialization structure.
- */
-static const USBEndpointConfig ep0config = {
- USB_EP_MODE_TYPE_CTRL,
- _usb_ep0setup,
- _usb_ep0in,
- _usb_ep0out,
- 0x40,
- 0x40,
- &ep0_state.in,
- &ep0_state.out
-};
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver interrupt handlers and threads. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Low level USB driver initialization.
- *
- * @notapi
- */
-void usb_lld_init(void) {
-
-#if PLATFORM_USB_USE_USB1
- /* Driver initialization.*/
- usbObjectInit(&USBD1);
-#endif /* PLATFORM_USB_USE_USB1 */
-}
-
-/**
- * @brief Configures and activates the USB peripheral.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- *
- * @notapi
- */
-void usb_lld_start(USBDriver *usbp) {
-
- if (usbp->state == USB_STOP) {
- /* Enables the peripheral.*/
-#if PLATFORM_USB_USE_USB1
- if (&USBD1 == usbp) {
-
- }
-#endif /* PLATFORM_USB_USE_USB1 */
- }
- /* Configures the peripheral.*/
-
-}
-
-/**
- * @brief Deactivates the USB peripheral.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- *
- * @notapi
- */
-void usb_lld_stop(USBDriver *usbp) {
-
- if (usbp->state == USB_READY) {
- /* Resets the peripheral.*/
-
- /* Disables the peripheral.*/
-#if PLATFORM_USB_USE_USB1
- if (&USBD1 == usbp) {
-
- }
-#endif /* PLATFORM_USB_USE_USB1 */
- }
-}
-
-/**
- * @brief USB low level reset routine.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- *
- * @notapi
- */
-void usb_lld_reset(USBDriver *usbp) {
-
- /* Post reset initialization.*/
-
- /* EP0 initialization.*/
- usbp->epc[0] = &ep0config;
- usb_lld_init_endpoint(usbp, 0);
-}
-
-/**
- * @brief Sets the USB address.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- *
- * @notapi
- */
-void usb_lld_set_address(USBDriver *usbp) {
-
- (void)usbp;
-
-}
-
-/**
- * @brief Enables an endpoint.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_init_endpoint(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Disables all the active endpoints except the endpoint zero.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- *
- * @notapi
- */
-void usb_lld_disable_endpoints(USBDriver *usbp) {
-
- (void)usbp;
-
-}
-
-/**
- * @brief Returns the status of an OUT endpoint.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- * @return The endpoint status.
- * @retval EP_STATUS_DISABLED The endpoint is not active.
- * @retval EP_STATUS_STALLED The endpoint is stalled.
- * @retval EP_STATUS_ACTIVE The endpoint is active.
- *
- * @notapi
- */
-usbepstatus_t usb_lld_get_status_out(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
- return EP_STATUS_DISABLED;
-}
-
-/**
- * @brief Returns the status of an IN endpoint.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- * @return The endpoint status.
- * @retval EP_STATUS_DISABLED The endpoint is not active.
- * @retval EP_STATUS_STALLED The endpoint is stalled.
- * @retval EP_STATUS_ACTIVE The endpoint is active.
- *
- * @notapi
- */
-usbepstatus_t usb_lld_get_status_in(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
- return EP_STATUS_DISABLED;
-}
-
-/**
- * @brief Reads a setup packet from the dedicated packet buffer.
- * @details This function must be invoked in the context of the @p setup_cb
- * callback in order to read the received setup packet.
- * @pre In order to use this function the endpoint must have been
- * initialized as a control endpoint.
- * @post The endpoint is ready to accept another packet.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- * @param[out] buf buffer where to copy the packet data
- *
- * @notapi
- */
-void usb_lld_read_setup(USBDriver *usbp, usbep_t ep, uint8_t *buf) {
-
- (void)usbp;
- (void)ep;
- (void)buf;
-
-}
-
-/**
- * @brief Prepares for a receive operation.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_prepare_receive(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Prepares for a transmit operation.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_prepare_transmit(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Starts a receive operation on an OUT endpoint.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_start_out(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Starts a transmit operation on an IN endpoint.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_start_in(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Brings an OUT endpoint in the stalled state.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_stall_out(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Brings an IN endpoint in the stalled state.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_stall_in(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Brings an OUT endpoint in the active state.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_clear_out(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-/**
- * @brief Brings an IN endpoint in the active state.
- *
- * @param[in] usbp pointer to the @p USBDriver object
- * @param[in] ep endpoint number
- *
- * @notapi
- */
-void usb_lld_clear_in(USBDriver *usbp, usbep_t ep) {
-
- (void)usbp;
- (void)ep;
-
-}
-
-#endif /* HAL_USE_USB */
-
-/** @} */
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