From 39a5c822a2a2e798e2e39ff8a98b7af84253026c Mon Sep 17 00:00:00 2001 From: Joey Castillo Date: Sat, 28 Aug 2021 12:50:18 -0400 Subject: add tinyusb --- tinyusb/src/osal/osal_mynewt.h | 174 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 174 insertions(+) create mode 100755 tinyusb/src/osal/osal_mynewt.h (limited to 'tinyusb/src/osal/osal_mynewt.h') diff --git a/tinyusb/src/osal/osal_mynewt.h b/tinyusb/src/osal/osal_mynewt.h new file mode 100755 index 00000000..6882329c --- /dev/null +++ b/tinyusb/src/osal/osal_mynewt.h @@ -0,0 +1,174 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2019 Ha Thach (tinyusb.org) + * + * 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. + * + * This file is part of the TinyUSB stack. + */ + +#ifndef OSAL_MYNEWT_H_ +#define OSAL_MYNEWT_H_ + +#include "os/os.h" + +#ifdef __cplusplus + extern "C" { +#endif + +//--------------------------------------------------------------------+ +// TASK API +//--------------------------------------------------------------------+ +static inline void osal_task_delay(uint32_t msec) +{ + os_time_delay( os_time_ms_to_ticks32(msec) ); +} + +//--------------------------------------------------------------------+ +// Semaphore API +//--------------------------------------------------------------------+ +typedef struct os_sem osal_semaphore_def_t; +typedef struct os_sem* osal_semaphore_t; + +static inline osal_semaphore_t osal_semaphore_create(osal_semaphore_def_t* semdef) +{ + return (os_sem_init(semdef, 0) == OS_OK) ? (osal_semaphore_t) semdef : NULL; +} + +static inline bool osal_semaphore_post(osal_semaphore_t sem_hdl, bool in_isr) +{ + (void) in_isr; + return os_sem_release(sem_hdl) == OS_OK; +} + +static inline bool osal_semaphore_wait(osal_semaphore_t sem_hdl, uint32_t msec) +{ + uint32_t const ticks = (msec == OSAL_TIMEOUT_WAIT_FOREVER) ? OS_TIMEOUT_NEVER : os_time_ms_to_ticks32(msec); + return os_sem_pend(sem_hdl, ticks) == OS_OK; +} + +static inline void osal_semaphore_reset(osal_semaphore_t sem_hdl) +{ + // TODO implement later +} + +//--------------------------------------------------------------------+ +// MUTEX API (priority inheritance) +//--------------------------------------------------------------------+ +typedef struct os_mutex osal_mutex_def_t; +typedef struct os_mutex* osal_mutex_t; + +static inline osal_mutex_t osal_mutex_create(osal_mutex_def_t* mdef) +{ + return (os_mutex_init(mdef) == OS_OK) ? (osal_mutex_t) mdef : NULL; +} + +static inline bool osal_mutex_lock(osal_mutex_t mutex_hdl, uint32_t msec) +{ + uint32_t const ticks = (msec == OSAL_TIMEOUT_WAIT_FOREVER) ? OS_TIMEOUT_NEVER : os_time_ms_to_ticks32(msec); + return os_mutex_pend(mutex_hdl, ticks) == OS_OK; +} + +static inline bool osal_mutex_unlock(osal_mutex_t mutex_hdl) +{ + return os_mutex_release(mutex_hdl) == OS_OK; +} + +//--------------------------------------------------------------------+ +// QUEUE API +//--------------------------------------------------------------------+ + +// role device/host is used by OS NONE for mutex (disable usb isr) only +#define OSAL_QUEUE_DEF(_role, _name, _depth, _type) \ + static _type _name##_##buf[_depth];\ + static struct os_event _name##_##evbuf[_depth];\ + osal_queue_def_t _name = { .depth = _depth, .item_sz = sizeof(_type), .buf = _name##_##buf, .evbuf = _name##_##evbuf};\ + +typedef struct +{ + uint16_t depth; + uint16_t item_sz; + void* buf; + void* evbuf; + + struct os_mempool mpool; + struct os_mempool epool; + + struct os_eventq evq; +}osal_queue_def_t; + +typedef osal_queue_def_t* osal_queue_t; + +static inline osal_queue_t osal_queue_create(osal_queue_def_t* qdef) +{ + if ( OS_OK != os_mempool_init(&qdef->mpool, qdef->depth, qdef->item_sz, qdef->buf, "usbd queue") ) return NULL; + if ( OS_OK != os_mempool_init(&qdef->epool, qdef->depth, sizeof(struct os_event), qdef->evbuf, "usbd evqueue") ) return NULL; + + os_eventq_init(&qdef->evq); + return (osal_queue_t) qdef; +} + +static inline bool osal_queue_receive(osal_queue_t qhdl, void* data) +{ + struct os_event* ev; + ev = os_eventq_get(&qhdl->evq); + + memcpy(data, ev->ev_arg, qhdl->item_sz); // copy message + os_memblock_put(&qhdl->mpool, ev->ev_arg); // put back mem block + os_memblock_put(&qhdl->epool, ev); // put back ev block + + return true; +} + +static inline bool osal_queue_send(osal_queue_t qhdl, void const * data, bool in_isr) +{ + (void) in_isr; + + // get a block from mem pool for data + void* ptr = os_memblock_get(&qhdl->mpool); + if (!ptr) return false; + memcpy(ptr, data, qhdl->item_sz); + + // get a block from event pool to put into queue + struct os_event* ev = (struct os_event*) os_memblock_get(&qhdl->epool); + if (!ev) + { + os_memblock_put(&qhdl->mpool, ptr); + return false; + } + tu_memclr(ev, sizeof(struct os_event)); + ev->ev_arg = ptr; + + os_eventq_put(&qhdl->evq, ev); + + return true; +} + +static inline bool osal_queue_empty(osal_queue_t qhdl) +{ + return STAILQ_EMPTY(&qhdl->evq.evq_list); +} + + +#ifdef __cplusplus + } +#endif + +#endif /* OSAL_MYNEWT_H_ */ -- cgit v1.2.3