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CMSIS-DAP UART: add non-USBCDC transport stuff

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Triss 2021-09-21 00:22:02 +02:00
parent 808b7b1a8f
commit 9fbeb421dd
7 changed files with 1085 additions and 3 deletions
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/*
* Copyright (c) 2013-2020 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* 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
*
* 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.
*
* ----------------------------------------------------------------------
*
* $Date: 12. June 2020
* $Revision: V2.1.3
*
* Project: CMSIS-RTOS2 API
* Title: cmsis_os2.h header file
*
* Version 2.1.3
* Additional functions allowed to be called from Interrupt Service Routines:
* - osThreadGetId
* Version 2.1.2
* Additional functions allowed to be called from Interrupt Service Routines:
* - osKernelGetInfo, osKernelGetState
* Version 2.1.1
* Additional functions allowed to be called from Interrupt Service Routines:
* - osKernelGetTickCount, osKernelGetTickFreq
* Changed Kernel Tick type to uint32_t:
* - updated: osKernelGetTickCount, osDelayUntil
* Version 2.1.0
* Support for critical and uncritical sections (nesting safe):
* - updated: osKernelLock, osKernelUnlock
* - added: osKernelRestoreLock
* Updated Thread and Event Flags:
* - changed flags parameter and return type from int32_t to uint32_t
* Version 2.0.0
* Initial Release
*---------------------------------------------------------------------------*/
#ifndef CMSIS_OS2_H_
#define CMSIS_OS2_H_
#ifndef __NO_RETURN
#if defined(__CC_ARM)
#define __NO_RETURN __declspec(noreturn)
#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#define __NO_RETURN __attribute__((__noreturn__))
#elif defined(__GNUC__)
#define __NO_RETURN __attribute__((__noreturn__))
#elif defined(__ICCARM__)
#define __NO_RETURN __noreturn
#else
#define __NO_RETURN
#endif
#endif
#include <stdint.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C"
{
#endif
// ==== Enumerations, structures, defines ====
/// Version information.
typedef struct {
uint32_t api; ///< API version (major.minor.rev: mmnnnrrrr dec).
uint32_t kernel; ///< Kernel version (major.minor.rev: mmnnnrrrr dec).
} osVersion_t;
/// Kernel state.
typedef enum {
osKernelInactive = 0, ///< Inactive.
osKernelReady = 1, ///< Ready.
osKernelRunning = 2, ///< Running.
osKernelLocked = 3, ///< Locked.
osKernelSuspended = 4, ///< Suspended.
osKernelError = -1, ///< Error.
osKernelReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
} osKernelState_t;
/// Thread state.
typedef enum {
osThreadInactive = 0, ///< Inactive.
osThreadReady = 1, ///< Ready.
osThreadRunning = 2, ///< Running.
osThreadBlocked = 3, ///< Blocked.
osThreadTerminated = 4, ///< Terminated.
osThreadError = -1, ///< Error.
osThreadReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
} osThreadState_t;
/// Priority values.
typedef enum {
osPriorityNone = 0, ///< No priority (not initialized).
osPriorityIdle = 1, ///< Reserved for Idle thread.
osPriorityLow = 8, ///< Priority: low
osPriorityLow1 = 8+1, ///< Priority: low + 1
osPriorityLow2 = 8+2, ///< Priority: low + 2
osPriorityLow3 = 8+3, ///< Priority: low + 3
osPriorityLow4 = 8+4, ///< Priority: low + 4
osPriorityLow5 = 8+5, ///< Priority: low + 5
osPriorityLow6 = 8+6, ///< Priority: low + 6
osPriorityLow7 = 8+7, ///< Priority: low + 7
osPriorityBelowNormal = 16, ///< Priority: below normal
osPriorityBelowNormal1 = 16+1, ///< Priority: below normal + 1
osPriorityBelowNormal2 = 16+2, ///< Priority: below normal + 2
osPriorityBelowNormal3 = 16+3, ///< Priority: below normal + 3
osPriorityBelowNormal4 = 16+4, ///< Priority: below normal + 4
osPriorityBelowNormal5 = 16+5, ///< Priority: below normal + 5
osPriorityBelowNormal6 = 16+6, ///< Priority: below normal + 6
osPriorityBelowNormal7 = 16+7, ///< Priority: below normal + 7
osPriorityNormal = 24, ///< Priority: normal
osPriorityNormal1 = 24+1, ///< Priority: normal + 1
osPriorityNormal2 = 24+2, ///< Priority: normal + 2
osPriorityNormal3 = 24+3, ///< Priority: normal + 3
osPriorityNormal4 = 24+4, ///< Priority: normal + 4
osPriorityNormal5 = 24+5, ///< Priority: normal + 5
osPriorityNormal6 = 24+6, ///< Priority: normal + 6
osPriorityNormal7 = 24+7, ///< Priority: normal + 7
osPriorityAboveNormal = 32, ///< Priority: above normal
osPriorityAboveNormal1 = 32+1, ///< Priority: above normal + 1
osPriorityAboveNormal2 = 32+2, ///< Priority: above normal + 2
osPriorityAboveNormal3 = 32+3, ///< Priority: above normal + 3
osPriorityAboveNormal4 = 32+4, ///< Priority: above normal + 4
osPriorityAboveNormal5 = 32+5, ///< Priority: above normal + 5
osPriorityAboveNormal6 = 32+6, ///< Priority: above normal + 6
osPriorityAboveNormal7 = 32+7, ///< Priority: above normal + 7
osPriorityHigh = 40, ///< Priority: high
osPriorityHigh1 = 40+1, ///< Priority: high + 1
osPriorityHigh2 = 40+2, ///< Priority: high + 2
osPriorityHigh3 = 40+3, ///< Priority: high + 3
osPriorityHigh4 = 40+4, ///< Priority: high + 4
osPriorityHigh5 = 40+5, ///< Priority: high + 5
osPriorityHigh6 = 40+6, ///< Priority: high + 6
osPriorityHigh7 = 40+7, ///< Priority: high + 7
osPriorityRealtime = 48, ///< Priority: realtime
osPriorityRealtime1 = 48+1, ///< Priority: realtime + 1
osPriorityRealtime2 = 48+2, ///< Priority: realtime + 2
osPriorityRealtime3 = 48+3, ///< Priority: realtime + 3
osPriorityRealtime4 = 48+4, ///< Priority: realtime + 4
osPriorityRealtime5 = 48+5, ///< Priority: realtime + 5
osPriorityRealtime6 = 48+6, ///< Priority: realtime + 6
osPriorityRealtime7 = 48+7, ///< Priority: realtime + 7
osPriorityISR = 56, ///< Reserved for ISR deferred thread.
osPriorityError = -1, ///< System cannot determine priority or illegal priority.
osPriorityReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
} osPriority_t;
/// Entry point of a thread.
typedef void (*osThreadFunc_t) (void *argument);
/// Timer callback function.
typedef void (*osTimerFunc_t) (void *argument);
/// Timer type.
typedef enum {
osTimerOnce = 0, ///< One-shot timer.
osTimerPeriodic = 1 ///< Repeating timer.
} osTimerType_t;
// Timeout value.
#define osWaitForever 0xFFFFFFFFU ///< Wait forever timeout value.
// Flags options (\ref osThreadFlagsWait and \ref osEventFlagsWait).
#define osFlagsWaitAny 0x00000000U ///< Wait for any flag (default).
#define osFlagsWaitAll 0x00000001U ///< Wait for all flags.
#define osFlagsNoClear 0x00000002U ///< Do not clear flags which have been specified to wait for.
// Flags errors (returned by osThreadFlagsXxxx and osEventFlagsXxxx).
#define osFlagsError 0x80000000U ///< Error indicator.
#define osFlagsErrorUnknown 0xFFFFFFFFU ///< osError (-1).
#define osFlagsErrorTimeout 0xFFFFFFFEU ///< osErrorTimeout (-2).
#define osFlagsErrorResource 0xFFFFFFFDU ///< osErrorResource (-3).
#define osFlagsErrorParameter 0xFFFFFFFCU ///< osErrorParameter (-4).
#define osFlagsErrorISR 0xFFFFFFFAU ///< osErrorISR (-6).
// Thread attributes (attr_bits in \ref osThreadAttr_t).
#define osThreadDetached 0x00000000U ///< Thread created in detached mode (default)
#define osThreadJoinable 0x00000001U ///< Thread created in joinable mode
// Mutex attributes (attr_bits in \ref osMutexAttr_t).
#define osMutexRecursive 0x00000001U ///< Recursive mutex.
#define osMutexPrioInherit 0x00000002U ///< Priority inherit protocol.
#define osMutexRobust 0x00000008U ///< Robust mutex.
/// Status code values returned by CMSIS-RTOS functions.
typedef enum {
osOK = 0, ///< Operation completed successfully.
osError = -1, ///< Unspecified RTOS error: run-time error but no other error message fits.
osErrorTimeout = -2, ///< Operation not completed within the timeout period.
osErrorResource = -3, ///< Resource not available.
osErrorParameter = -4, ///< Parameter error.
osErrorNoMemory = -5, ///< System is out of memory: it was impossible to allocate or reserve memory for the operation.
osErrorISR = -6, ///< Not allowed in ISR context: the function cannot be called from interrupt service routines.
osStatusReserved = 0x7FFFFFFF ///< Prevents enum down-size compiler optimization.
} osStatus_t;
/// \details Thread ID identifies the thread.
typedef void *osThreadId_t;
/// \details Timer ID identifies the timer.
typedef void *osTimerId_t;
/// \details Event Flags ID identifies the event flags.
typedef void *osEventFlagsId_t;
/// \details Mutex ID identifies the mutex.
typedef void *osMutexId_t;
/// \details Semaphore ID identifies the semaphore.
typedef void *osSemaphoreId_t;
/// \details Memory Pool ID identifies the memory pool.
typedef void *osMemoryPoolId_t;
/// \details Message Queue ID identifies the message queue.
typedef void *osMessageQueueId_t;
#ifndef TZ_MODULEID_T
#define TZ_MODULEID_T
/// \details Data type that identifies secure software modules called by a process.
typedef uint32_t TZ_ModuleId_t;
#endif
/// Attributes structure for thread.
typedef struct {
const char *name; ///< name of the thread
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
void *stack_mem; ///< memory for stack
uint32_t stack_size; ///< size of stack
osPriority_t priority; ///< initial thread priority (default: osPriorityNormal)
TZ_ModuleId_t tz_module; ///< TrustZone module identifier
uint32_t reserved; ///< reserved (must be 0)
} osThreadAttr_t;
/// Attributes structure for timer.
typedef struct {
const char *name; ///< name of the timer
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
} osTimerAttr_t;
/// Attributes structure for event flags.
typedef struct {
const char *name; ///< name of the event flags
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
} osEventFlagsAttr_t;
/// Attributes structure for mutex.
typedef struct {
const char *name; ///< name of the mutex
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
} osMutexAttr_t;
/// Attributes structure for semaphore.
typedef struct {
const char *name; ///< name of the semaphore
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
} osSemaphoreAttr_t;
/// Attributes structure for memory pool.
typedef struct {
const char *name; ///< name of the memory pool
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
void *mp_mem; ///< memory for data storage
uint32_t mp_size; ///< size of provided memory for data storage
} osMemoryPoolAttr_t;
/// Attributes structure for message queue.
typedef struct {
const char *name; ///< name of the message queue
uint32_t attr_bits; ///< attribute bits
void *cb_mem; ///< memory for control block
uint32_t cb_size; ///< size of provided memory for control block
void *mq_mem; ///< memory for data storage
uint32_t mq_size; ///< size of provided memory for data storage
} osMessageQueueAttr_t;
// ==== Kernel Management Functions ====
/// Initialize the RTOS Kernel.
/// \return status code that indicates the execution status of the function.
osStatus_t osKernelInitialize (void);
/// Get RTOS Kernel Information.
/// \param[out] version pointer to buffer for retrieving version information.
/// \param[out] id_buf pointer to buffer for retrieving kernel identification string.
/// \param[in] id_size size of buffer for kernel identification string.
/// \return status code that indicates the execution status of the function.
osStatus_t osKernelGetInfo (osVersion_t *version, char *id_buf, uint32_t id_size);
/// Get the current RTOS Kernel state.
/// \return current RTOS Kernel state.
osKernelState_t osKernelGetState (void);
/// Start the RTOS Kernel scheduler.
/// \return status code that indicates the execution status of the function.
osStatus_t osKernelStart (void);
/// Lock the RTOS Kernel scheduler.
/// \return previous lock state (1 - locked, 0 - not locked, error code if negative).
int32_t osKernelLock (void);
/// Unlock the RTOS Kernel scheduler.
/// \return previous lock state (1 - locked, 0 - not locked, error code if negative).
int32_t osKernelUnlock (void);
/// Restore the RTOS Kernel scheduler lock state.
/// \param[in] lock lock state obtained by \ref osKernelLock or \ref osKernelUnlock.
/// \return new lock state (1 - locked, 0 - not locked, error code if negative).
int32_t osKernelRestoreLock (int32_t lock);
/// Suspend the RTOS Kernel scheduler.
/// \return time in ticks, for how long the system can sleep or power-down.
uint32_t osKernelSuspend (void);
/// Resume the RTOS Kernel scheduler.
/// \param[in] sleep_ticks time in ticks for how long the system was in sleep or power-down mode.
void osKernelResume (uint32_t sleep_ticks);
/// Get the RTOS kernel tick count.
/// \return RTOS kernel current tick count.
uint32_t osKernelGetTickCount (void);
/// Get the RTOS kernel tick frequency.
/// \return frequency of the kernel tick in hertz, i.e. kernel ticks per second.
uint32_t osKernelGetTickFreq (void);
/// Get the RTOS kernel system timer count.
/// \return RTOS kernel current system timer count as 32-bit value.
uint32_t osKernelGetSysTimerCount (void);
/// Get the RTOS kernel system timer frequency.
/// \return frequency of the system timer in hertz, i.e. timer ticks per second.
uint32_t osKernelGetSysTimerFreq (void);
// ==== Thread Management Functions ====
/// Create a thread and add it to Active Threads.
/// \param[in] func thread function.
/// \param[in] argument pointer that is passed to the thread function as start argument.
/// \param[in] attr thread attributes; NULL: default values.
/// \return thread ID for reference by other functions or NULL in case of error.
osThreadId_t osThreadNew (osThreadFunc_t func, void *argument, const osThreadAttr_t *attr);
/// Get name of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return name as null-terminated string.
const char *osThreadGetName (osThreadId_t thread_id);
/// Return the thread ID of the current running thread.
/// \return thread ID for reference by other functions or NULL in case of error.
osThreadId_t osThreadGetId (void);
/// Get current thread state of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return current thread state of the specified thread.
osThreadState_t osThreadGetState (osThreadId_t thread_id);
/// Get stack size of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return stack size in bytes.
uint32_t osThreadGetStackSize (osThreadId_t thread_id);
/// Get available stack space of a thread based on stack watermark recording during execution.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return remaining stack space in bytes.
uint32_t osThreadGetStackSpace (osThreadId_t thread_id);
/// Change priority of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \param[in] priority new priority value for the thread function.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadSetPriority (osThreadId_t thread_id, osPriority_t priority);
/// Get current priority of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return current priority value of the specified thread.
osPriority_t osThreadGetPriority (osThreadId_t thread_id);
/// Pass control to next thread that is in state \b READY.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadYield (void);
/// Suspend execution of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadSuspend (osThreadId_t thread_id);
/// Resume execution of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadResume (osThreadId_t thread_id);
/// Detach a thread (thread storage can be reclaimed when thread terminates).
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadDetach (osThreadId_t thread_id);
/// Wait for specified thread to terminate.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadJoin (osThreadId_t thread_id);
/// Terminate execution of current running thread.
__NO_RETURN void osThreadExit (void);
/// Terminate execution of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \return status code that indicates the execution status of the function.
osStatus_t osThreadTerminate (osThreadId_t thread_id);
/// Get number of active threads.
/// \return number of active threads.
uint32_t osThreadGetCount (void);
/// Enumerate active threads.
/// \param[out] thread_array pointer to array for retrieving thread IDs.
/// \param[in] array_items maximum number of items in array for retrieving thread IDs.
/// \return number of enumerated threads.
uint32_t osThreadEnumerate (osThreadId_t *thread_array, uint32_t array_items);
// ==== Thread Flags Functions ====
/// Set the specified Thread Flags of a thread.
/// \param[in] thread_id thread ID obtained by \ref osThreadNew or \ref osThreadGetId.
/// \param[in] flags specifies the flags of the thread that shall be set.
/// \return thread flags after setting or error code if highest bit set.
uint32_t osThreadFlagsSet (osThreadId_t thread_id, uint32_t flags);
/// Clear the specified Thread Flags of current running thread.
/// \param[in] flags specifies the flags of the thread that shall be cleared.
/// \return thread flags before clearing or error code if highest bit set.
uint32_t osThreadFlagsClear (uint32_t flags);
/// Get the current Thread Flags of current running thread.
/// \return current thread flags.
uint32_t osThreadFlagsGet (void);
/// Wait for one or more Thread Flags of the current running thread to become signaled.
/// \param[in] flags specifies the flags to wait for.
/// \param[in] options specifies flags options (osFlagsXxxx).
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return thread flags before clearing or error code if highest bit set.
uint32_t osThreadFlagsWait (uint32_t flags, uint32_t options, uint32_t timeout);
// ==== Generic Wait Functions ====
/// Wait for Timeout (Time Delay).
/// \param[in] ticks \ref CMSIS_RTOS_TimeOutValue "time ticks" value
/// \return status code that indicates the execution status of the function.
osStatus_t osDelay (uint32_t ticks);
/// Wait until specified time.
/// \param[in] ticks absolute time in ticks
/// \return status code that indicates the execution status of the function.
osStatus_t osDelayUntil (uint32_t ticks);
// ==== Timer Management Functions ====
/// Create and Initialize a timer.
/// \param[in] func function pointer to callback function.
/// \param[in] type \ref osTimerOnce for one-shot or \ref osTimerPeriodic for periodic behavior.
/// \param[in] argument argument to the timer callback function.
/// \param[in] attr timer attributes; NULL: default values.
/// \return timer ID for reference by other functions or NULL in case of error.
osTimerId_t osTimerNew (osTimerFunc_t func, osTimerType_t type, void *argument, const osTimerAttr_t *attr);
/// Get name of a timer.
/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
/// \return name as null-terminated string.
const char *osTimerGetName (osTimerId_t timer_id);
/// Start or restart a timer.
/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
/// \param[in] ticks \ref CMSIS_RTOS_TimeOutValue "time ticks" value of the timer.
/// \return status code that indicates the execution status of the function.
osStatus_t osTimerStart (osTimerId_t timer_id, uint32_t ticks);
/// Stop a timer.
/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osTimerStop (osTimerId_t timer_id);
/// Check if a timer is running.
/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
/// \return 0 not running, 1 running.
uint32_t osTimerIsRunning (osTimerId_t timer_id);
/// Delete a timer.
/// \param[in] timer_id timer ID obtained by \ref osTimerNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osTimerDelete (osTimerId_t timer_id);
// ==== Event Flags Management Functions ====
/// Create and Initialize an Event Flags object.
/// \param[in] attr event flags attributes; NULL: default values.
/// \return event flags ID for reference by other functions or NULL in case of error.
osEventFlagsId_t osEventFlagsNew (const osEventFlagsAttr_t *attr);
/// Get name of an Event Flags object.
/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
/// \return name as null-terminated string.
const char *osEventFlagsGetName (osEventFlagsId_t ef_id);
/// Set the specified Event Flags.
/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
/// \param[in] flags specifies the flags that shall be set.
/// \return event flags after setting or error code if highest bit set.
uint32_t osEventFlagsSet (osEventFlagsId_t ef_id, uint32_t flags);
/// Clear the specified Event Flags.
/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
/// \param[in] flags specifies the flags that shall be cleared.
/// \return event flags before clearing or error code if highest bit set.
uint32_t osEventFlagsClear (osEventFlagsId_t ef_id, uint32_t flags);
/// Get the current Event Flags.
/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
/// \return current event flags.
uint32_t osEventFlagsGet (osEventFlagsId_t ef_id);
/// Wait for one or more Event Flags to become signaled.
/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
/// \param[in] flags specifies the flags to wait for.
/// \param[in] options specifies flags options (osFlagsXxxx).
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return event flags before clearing or error code if highest bit set.
uint32_t osEventFlagsWait (osEventFlagsId_t ef_id, uint32_t flags, uint32_t options, uint32_t timeout);
/// Delete an Event Flags object.
/// \param[in] ef_id event flags ID obtained by \ref osEventFlagsNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osEventFlagsDelete (osEventFlagsId_t ef_id);
// ==== Mutex Management Functions ====
/// Create and Initialize a Mutex object.
/// \param[in] attr mutex attributes; NULL: default values.
/// \return mutex ID for reference by other functions or NULL in case of error.
osMutexId_t osMutexNew (const osMutexAttr_t *attr);
/// Get name of a Mutex object.
/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
/// \return name as null-terminated string.
const char *osMutexGetName (osMutexId_t mutex_id);
/// Acquire a Mutex or timeout if it is locked.
/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return status code that indicates the execution status of the function.
osStatus_t osMutexAcquire (osMutexId_t mutex_id, uint32_t timeout);
/// Release a Mutex that was acquired by \ref osMutexAcquire.
/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osMutexRelease (osMutexId_t mutex_id);
/// Get Thread which owns a Mutex object.
/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
/// \return thread ID of owner thread or NULL when mutex was not acquired.
osThreadId_t osMutexGetOwner (osMutexId_t mutex_id);
/// Delete a Mutex object.
/// \param[in] mutex_id mutex ID obtained by \ref osMutexNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osMutexDelete (osMutexId_t mutex_id);
// ==== Semaphore Management Functions ====
/// Create and Initialize a Semaphore object.
/// \param[in] max_count maximum number of available tokens.
/// \param[in] initial_count initial number of available tokens.
/// \param[in] attr semaphore attributes; NULL: default values.
/// \return semaphore ID for reference by other functions or NULL in case of error.
osSemaphoreId_t osSemaphoreNew (uint32_t max_count, uint32_t initial_count, const osSemaphoreAttr_t *attr);
/// Get name of a Semaphore object.
/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
/// \return name as null-terminated string.
const char *osSemaphoreGetName (osSemaphoreId_t semaphore_id);
/// Acquire a Semaphore token or timeout if no tokens are available.
/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return status code that indicates the execution status of the function.
osStatus_t osSemaphoreAcquire (osSemaphoreId_t semaphore_id, uint32_t timeout);
/// Release a Semaphore token up to the initial maximum count.
/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osSemaphoreRelease (osSemaphoreId_t semaphore_id);
/// Get current Semaphore token count.
/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
/// \return number of tokens available.
uint32_t osSemaphoreGetCount (osSemaphoreId_t semaphore_id);
/// Delete a Semaphore object.
/// \param[in] semaphore_id semaphore ID obtained by \ref osSemaphoreNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osSemaphoreDelete (osSemaphoreId_t semaphore_id);
// ==== Memory Pool Management Functions ====
/// Create and Initialize a Memory Pool object.
/// \param[in] block_count maximum number of memory blocks in memory pool.
/// \param[in] block_size memory block size in bytes.
/// \param[in] attr memory pool attributes; NULL: default values.
/// \return memory pool ID for reference by other functions or NULL in case of error.
osMemoryPoolId_t osMemoryPoolNew (uint32_t block_count, uint32_t block_size, const osMemoryPoolAttr_t *attr);
/// Get name of a Memory Pool object.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \return name as null-terminated string.
const char *osMemoryPoolGetName (osMemoryPoolId_t mp_id);
/// Allocate a memory block from a Memory Pool.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return address of the allocated memory block or NULL in case of no memory is available.
void *osMemoryPoolAlloc (osMemoryPoolId_t mp_id, uint32_t timeout);
/// Return an allocated memory block back to a Memory Pool.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \param[in] block address of the allocated memory block to be returned to the memory pool.
/// \return status code that indicates the execution status of the function.
osStatus_t osMemoryPoolFree (osMemoryPoolId_t mp_id, void *block);
/// Get maximum number of memory blocks in a Memory Pool.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \return maximum number of memory blocks.
uint32_t osMemoryPoolGetCapacity (osMemoryPoolId_t mp_id);
/// Get memory block size in a Memory Pool.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \return memory block size in bytes.
uint32_t osMemoryPoolGetBlockSize (osMemoryPoolId_t mp_id);
/// Get number of memory blocks used in a Memory Pool.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \return number of memory blocks used.
uint32_t osMemoryPoolGetCount (osMemoryPoolId_t mp_id);
/// Get number of memory blocks available in a Memory Pool.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \return number of memory blocks available.
uint32_t osMemoryPoolGetSpace (osMemoryPoolId_t mp_id);
/// Delete a Memory Pool object.
/// \param[in] mp_id memory pool ID obtained by \ref osMemoryPoolNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osMemoryPoolDelete (osMemoryPoolId_t mp_id);
// ==== Message Queue Management Functions ====
/// Create and Initialize a Message Queue object.
/// \param[in] msg_count maximum number of messages in queue.
/// \param[in] msg_size maximum message size in bytes.
/// \param[in] attr message queue attributes; NULL: default values.
/// \return message queue ID for reference by other functions or NULL in case of error.
osMessageQueueId_t osMessageQueueNew (uint32_t msg_count, uint32_t msg_size, const osMessageQueueAttr_t *attr);
/// Get name of a Message Queue object.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return name as null-terminated string.
const char *osMessageQueueGetName (osMessageQueueId_t mq_id);
/// Put a Message into a Queue or timeout if Queue is full.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \param[in] msg_ptr pointer to buffer with message to put into a queue.
/// \param[in] msg_prio message priority.
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return status code that indicates the execution status of the function.
osStatus_t osMessageQueuePut (osMessageQueueId_t mq_id, const void *msg_ptr, uint8_t msg_prio, uint32_t timeout);
/// Get a Message from a Queue or timeout if Queue is empty.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \param[out] msg_ptr pointer to buffer for message to get from a queue.
/// \param[out] msg_prio pointer to buffer for message priority or NULL.
/// \param[in] timeout \ref CMSIS_RTOS_TimeOutValue or 0 in case of no time-out.
/// \return status code that indicates the execution status of the function.
osStatus_t osMessageQueueGet (osMessageQueueId_t mq_id, void *msg_ptr, uint8_t *msg_prio, uint32_t timeout);
/// Get maximum number of messages in a Message Queue.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return maximum number of messages.
uint32_t osMessageQueueGetCapacity (osMessageQueueId_t mq_id);
/// Get maximum message size in a Message Queue.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return maximum message size in bytes.
uint32_t osMessageQueueGetMsgSize (osMessageQueueId_t mq_id);
/// Get number of queued messages in a Message Queue.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return number of queued messages.
uint32_t osMessageQueueGetCount (osMessageQueueId_t mq_id);
/// Get number of available slots for messages in a Message Queue.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return number of available slots for messages.
uint32_t osMessageQueueGetSpace (osMessageQueueId_t mq_id);
/// Reset a Message Queue to initial empty state.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osMessageQueueReset (osMessageQueueId_t mq_id);
/// Delete a Message Queue object.
/// \param[in] mq_id message queue ID obtained by \ref osMessageQueueNew.
/// \return status code that indicates the execution status of the function.
osStatus_t osMessageQueueDelete (osMessageQueueId_t mq_id);
#ifdef __cplusplus
}
#endif
#endif // CMSIS_OS2_H_

3
CMakeLists.txt
View File

@ -63,6 +63,7 @@ target_sources(${PROJECT} PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Firmware/Source/DAP_vendor.c
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Firmware/Source/SWO.c
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Firmware/Source/SW_DP.c
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Firmware/Source/UART.c
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/unique.c
${CMAKE_CURRENT_SOURCE_DIR}/src/main.c
${CMAKE_CURRENT_SOURCE_DIR}/src/alloc.c
@ -80,6 +81,7 @@ target_sources(${PROJECT} PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/src/m_sump/_sump.c
${CMAKE_CURRENT_SOURCE_DIR}/src/m_sump/cdc_sump.c
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/m_default/cdc_uart.c
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/m_default/dap_uart.c
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/m_default/dap_swo.c
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/m_default/i2c_tinyusb.c
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/m_default/spi_serprog.c
@ -98,6 +100,7 @@ target_include_directories(${PROJECT} PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Firmware/Include/
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Core/Include/
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/Driver/Include/
${CMAKE_CURRENT_SOURCE_DIR}/CMSIS-DAP/RTOS2/Include/
${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/
${CMAKE_CURRENT_SOURCE_DIR}/bsp/default/
)

4
bsp/rp2040/DAP_config.h
View File

@ -150,10 +150,10 @@ This information includes:
/// Indicate that UART Communication Port is available.
/// This information is returned by the command \ref DAP_Info as part of <b>Capabilities</b>.
#define DAP_UART 0 ///< DAP UART: 1 = available, 0 = not available.
#define DAP_UART 1 ///< DAP UART: 1 = available, 0 = not available.
/// USART Driver instance number for the UART Communication Port.
#define DAP_UART_DRIVER 0 ///< USART Driver instance number (Driver_USART#).
#define DAP_UART_DRIVER _DAPFAKE ///< USART Driver instance number (Driver_USART#).
/// UART Receive Buffer Size.
#define DAP_UART_RX_BUFFER_SIZE 64U ///< Uart Receive Buffer Size in bytes (must be 2^n).

2
bsp/rp2040/m_default/cdc_uart.c
View File

@ -61,6 +61,8 @@ void cdc_uart_deinit(void) {
}
void cdc_uart_task(void) {
if (cdc_uart_dap_override) return;
// Consume uart fifo regardless even if not connected
uint rx_len = 0;
while (uart_is_readable(PINOUT_UART_INTERFACE) && (rx_len < sizeof(rx_buf))) {

290
bsp/rp2040/m_default/dap_uart.c Normal file
View File

@ -0,0 +1,290 @@
// vim: set et:
#include "DAP_config.h"
#include "DAP.h"
#include <hardware/dma.h>
#include <hardware/irq.h>
#include <hardware/uart.h>
#include <pico/stdlib.h>
#include "Driver_USART.h"
#include "m_default/bsp-feature.h"
#include "m_default/pinout.h"
#include "m_default/cdc.h"
bool cdc_uart_dap_override = false;
static int rxdmach = -1, txdmach = -1;
static ARM_USART_SignalEvent_t irq_callback = NULL;
static void dap_uart_dma_isr() {
uint32_t ints = dma_hw->ints0;
uint32_t events = 0;
if (ints & (1u << rxdmach)) {
dma_hw->ints0 = 1u << rxdmach;
events |= ARM_USART_EVENT_RECEIVE_COMPLETE;
}
if (ints & (1u << txdmach)) {
dma_hw->ints0 = 1u << txdmach;
events |= ARM_USART_EVENT_SEND_COMPLETE;
}
if (events && irq_callback) irq_callback(events);
}
static void dap_uart_err_isr() {
uint32_t mis = uart_get_hw(PINOUT_UART_INTERFACE)->mis;
uint32_t events = 0;
if (mis & UART_UARTMIS_OEMIS_BITS) {
uart_get_hw(PINOUT_UART_INTERFACE)->icr = UART_UARTICR_OEIC_BITS;
events |= ARM_USART_EVENT_RX_OVERFLOW;
}
if (mis & UART_UARTMIS_PEMIS_BITS) {
uart_get_hw(PINOUT_UART_INTERFACE)->icr = UART_UARTICR_PEIC_BITS;
events |= ARM_USART_EVENT_RX_PARITY_ERROR;
}
if (mis & UART_UARTMIS_FEMIS_BITS) {
uart_get_hw(PINOUT_UART_INTERFACE)->icr = UART_UARTICR_FEIC_BITS;
events |= ARM_USART_EVENT_RX_FRAMING_ERROR;
}
if (events && irq_callback) irq_callback(events);
}
static int32_t dap_uart_initialize(ARM_USART_SignalEvent_t cb) {
if (cdc_uart_dap_override) return ARM_DRIVER_ERROR;
cdc_uart_dap_override = true;
irq_callback = cb;
// TODO: do anything?
// cdc_uart.c probably has already inited (otherwise stuff is broken),
// so we don't really have to do anything else here
// TODO: cb needs to be called on:
// * send() complete
// * receive() complete
// * rx overflow
// * rx framing error
// * rx parity error
//
// USB timeout is one second. for a good implementation, we'd want to use
// DMA to do the UART transfers in the background, but, laziness. so we do
// it in a blocking way in send/receive, and then immediately afterwards do
// the callback (instead of requiring irq stuff). gettxcount and getrxcount
// then always return the last num values
// ... except that doesn't work for receive FIFOs... welp
rxdmach = dma_claim_unused_channel(false);
if (rxdmach == -1) return ARM_DRIVER_ERROR;
txdmach = dma_claim_unused_channel(false);
if (txdmach == -1) {
dma_channel_unclaim(rxdmach);
rxdmach = -1;
return ARM_DRIVER_ERROR;
}
// make DMAing to/from UART possible
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->dmacr,
UART_UARTDMACR_TXDMAE_BITS | UART_UARTDMACR_RXDMAE_BITS
);
// set error interrupt bits CMSIS-DAP wants
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->imsc,
UART_UARTIMSC_OEIM_BITS | UART_UARTIMSC_PEIM_BITS
| UART_UARTIMSC_FEIM_BITS
);
// start disabled
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr,
UART_UARTCR_RXE_BITS | UART_UARTCR_TXE_BITS
);
irq_set_enabled(DMA_IRQ_0, false);
irq_set_enabled(UART1_IRQ, false);
irq_add_shared_handler(DMA_IRQ_0, dap_uart_dma_isr,
PICO_SHARED_IRQ_HANDLER_DEFAULT_ORDER_PRIORITY);
irq_add_shared_handler(UART1_IRQ, dap_uart_err_isr,
PICO_SHARED_IRQ_HANDLER_DEFAULT_ORDER_PRIORITY);
irq_set_enabled(UART1_IRQ, true);
irq_set_enabled(DMA_IRQ_0, true);
return ARM_DRIVER_OK;
}
static int32_t dap_uart_uninitialize(void) {
// Control() may have disabled some stuff, so were going to reenable it now
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr,
UART_UARTCR_RXE_BITS | UART_UARTCR_TXE_BITS
);
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->imsc,
UART_UARTIMSC_OEIM_BITS | UART_UARTIMSC_PEIM_BITS
| UART_UARTIMSC_FEIM_BITS
);
irq_set_enabled(UART1_IRQ, false);
irq_set_enabled(DMA_IRQ_0, false);
irq_remove_handler(UART1_IRQ, dap_uart_err_isr);
irq_remove_handler(DMA_IRQ_0, dap_uart_dma_isr);
dma_channel_abort(rxdmach);
dma_channel_abort(txdmach);
dma_channel_unclaim(rxdmach);
dma_channel_unclaim(txdmach);
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->dmacr,
UART_UARTDMACR_TXDMAE_BITS | UART_UARTDMACR_RXDMAE_BITS
);
cdc_uart_dap_override = false;
return ARM_DRIVER_OK;
}
static int32_t dap_uart_powercontrol(ARM_POWER_STATE state) {
(void)state; // let's ignore that
return ARM_DRIVER_OK;
}
// DAP/Firmware/Source/UART.c doesn't use these, so let's not implement them
static ARM_DRIVER_VERSION dap_uart_getversion(void) {
panic("dap_uart: GetVersion: not impl");
__builtin_unreachable();
}
static ARM_USART_CAPABILITIES dap_uart_getcapabilities(void) {
panic("dap_uart: GetCapabilities: not impl");
__builtin_unreachable();
}
static int32_t dap_uart_transfer(const void* out, void* in, uint32_t n) {
(void)out; (void)in; (void)n;
panic("dap_uart: Transfer: not impl");
__builtin_unreachable();
}
static ARM_USART_STATUS dap_uart_getstatus(void) {
panic("dap_uart: GetStatus: not impl");
__builtin_unreachable();
}
static int32_t dap_uart_setmodemcontrol(ARM_USART_MODEM_CONTROL mctl) {
(void)mctl;
panic("dap_uart: SetModemControl: not impl");
__builtin_unreachable();
}
static ARM_USART_MODEM_STATUS dap_uart_getmodemstatus(void) {
panic("dap_uart: GetModemStatus: not impl");
__builtin_unreachable();
}
// actual useful stuff now
int32_t dap_uart_send(const void* data, uint32_t num) {
dma_channel_config dcfg = dma_channel_get_default_config(txdmach);
channel_config_set_read_increment(&dcfg, true);
channel_config_set_write_increment(&dcfg, false);
channel_config_set_dreq(&dcfg, DREQ_UART1_TX);
channel_config_set_transfer_data_size(&dcfg, DMA_SIZE_8);
dma_irqn_set_channel_enabled(0, txdmach, true);
dma_channel_configure(txdmach, &dcfg,
&uart_get_hw(PINOUT_UART_INTERFACE)->dr, data, num, true);
return ARM_DRIVER_OK;
}
int32_t dap_uart_receive(void* data, uint32_t num) {
dma_channel_config dcfg = dma_channel_get_default_config(rxdmach);
channel_config_set_read_increment(&dcfg, false);
channel_config_set_write_increment(&dcfg, true);
channel_config_set_dreq(&dcfg, DREQ_UART1_RX);
channel_config_set_transfer_data_size(&dcfg, DMA_SIZE_8);
dma_irqn_set_channel_enabled(0, rxdmach, true);
dma_channel_configure(rxdmach, &dcfg, data,
&uart_get_hw(PINOUT_UART_INTERFACE)->dr, num, true);
return ARM_DRIVER_OK;
}
uint32_t dap_uart_gettxcount(void) { // gets number of bytes transmitted of send() call
return dma_channel_hw_addr(txdmach)->transfer_count;
}
uint32_t dap_uart_getrxcount(void) { // gets number of bytes received of receive() call
return dma_channel_hw_addr(rxdmach)->transfer_count;
}
int32_t dap_uart_control(uint32_t control, uint32_t arg) {
// ARM_USART_CONTROL_RX 1/0
// ARM_USART_CONTROL_TX 1/0
// ARM_USART_ABORT_RECEIVE x
// ARM_USART_ABORT_SEND x
// control ARM_USART_MODE_ASYNCHRONOUS, ARM_USART_FLOW_CONTROL_NONE (ignore this) baudrate!
// control:
// Bit 3..0: Data bits: 5 = 5 Data bits, 6 = 6 Data bits, 7 = 7 Data bits, 0 = 8 Data bits
// Bit 5..4: Parity: 0 = None, 1 = Even, 2 = Odd
// Bit 7..6: Stop bits: 0 = 1 Stop bit, 1 = 2 Stop bits
if (control == ARM_USART_CONTROL_RX) {
if (arg)
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr, UART_UARTCR_RXE_BITS);
else
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr, UART_UARTCR_RXE_BITS);
} else if (control == ARM_USART_CONTROL_TX) {
if (arg)
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr, UART_UARTCR_TXE_BITS);
else
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr, UART_UARTCR_TXE_BITS);
} else if (control == ARM_USART_ABORT_SEND) {
dma_channel_abort(txdmach);
} else if (control == ARM_USART_ABORT_RECEIVE) {
dma_channel_abort(rxdmach);
} else if (control & ARM_USART_MODE_ASYNCHRONOUS) {
// for now, don't set some stuff as it can sometimes be a bit borked
// with the rp2040 uart(?): parity, stop, data bits
uint32_t crv = uart_get_hw(PINOUT_UART_INTERFACE)->cr
& (UART_UARTCR_TXE_BITS | UART_UARTCR_RXE_BITS | UART_UARTCR_UARTEN_BITS);
// disable interrupts for a moment so that flushing the FIFOs won't
// suddenly cause spurious interrupts
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->imsc,
UART_UARTIMSC_OEIM_BITS | UART_UARTIMSC_PEIM_BITS
| UART_UARTIMSC_FEIM_BITS
);
// disable momentarily
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr, crv);
hw_clear_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->lcr_h, UART_UARTLCR_H_FEN_BITS); // clears the FIFO(?)
uart_set_baudrate(PINOUT_UART_INTERFACE, arg);
// reenable
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->lcr_h, UART_UARTLCR_H_FEN_BITS);
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->cr, crv);
hw_set_bits(&uart_get_hw(PINOUT_UART_INTERFACE)->imsc,
UART_UARTIMSC_OEIM_BITS | UART_UARTIMSC_PEIM_BITS
| UART_UARTIMSC_FEIM_BITS
);
}
return ARM_DRIVER_OK;
}
extern ARM_DRIVER_USART Driver_USART_DAPFAKE;
ARM_DRIVER_USART Driver_USART_DAPFAKE = {
.GetVersion = dap_uart_getversion, // nop
.GetCapabilities = dap_uart_getcapabilities, // nop
.Initialize = dap_uart_initialize,
.Uninitialize = dap_uart_uninitialize,
.PowerControl = dap_uart_powercontrol,
.Send = dap_uart_send,
.Receive = dap_uart_receive,
.Transfer = dap_uart_transfer, // nop
.GetTxCount = dap_uart_gettxcount,
.GetRxCount = dap_uart_getrxcount,
.Control = dap_uart_control,
.GetStatus = dap_uart_getstatus, // nop
.SetModemControl = dap_uart_setmodemcontrol, // nop
.GetModemStatus = dap_uart_getmodemstatus // nop
};
// USB-CDC stuff
uint8_t USB_COM_PORT_Activate(uint32_t _) { (void)_; return 0; }

30
bsp/rp2040/m_default/pinout.h
View File

@ -1,4 +1,4 @@
// vim: set et:
// vim: set et ts=8:
#ifndef PINOUT_H_
#define PINOUT_H_
@ -47,5 +47,33 @@
#endif
#endif /* PICOPROBE_LED */
/*
* HARDWARE RESOURCE USAGE:
*
* IRQ:
* DMA0 DAP-UART
* UART1 DAP-UART
*
* DMA: (max. 12)
* DAP-UART 2
* SWO-UART 1
* SWO-MC 1
*
* PIO:
*
* UART0: stdio
*
* UART1: USB-CDC/DAP-UART
*
* SPI:
* 1: SPI access
*
* I2C:
* 0: I2C access
*
* ADC:
*
*/
#endif

3
src/m_default/cdc.h
View File

@ -6,6 +6,9 @@
/* BSP function prototypes for various USB-CDC interfaces */
#ifdef DBOARD_HAS_UART
// if true, communicating thru CMSIS-DAP instead, so don't do USB stuff
extern bool cdc_uart_dap_override;
void cdc_uart_init(void);
void cdc_uart_deinit(void);
void cdc_uart_task(void);