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lwip update

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* The mdns responder has been reworked to lower stack and memory usage. This is
  a variation on the upstream code, it use malloc whereas the upstream code uses
  pools. The high stack usage of the mdns responder was problem for
  esp-open-rtos, so we might have to maintain the differences for now.

* Improved lwip core locking, and lock checking. Upstream improvements, that
  need some added support from esp-open-rtos specific code. More core lock is
  performed when calling from the esp-open-rtos code now, so a little safer. The
  checking is not enforced, but projects might see warning messages and might
  want to look into them.

* The esp-open-rtos lwip support has been sync'ed with the new freertos port
  included with lwip. There are still some minor differences.

* A few lwip timer bugs have been resolved. This might help resolve some issues.

* Plus it picks up all the other upstream fixes and improvements.

* The default lwip stack has been lowered from 768 words to 480 words,
  due to the reduced stack usage by the mdns responder.
This commit is contained in:
Our Air Quality 2018-01-24 14:56:24 +11:00
parent 5f8b3d43c7
commit 3c81f7d587
12 changed files with 345 additions and 185 deletions
Download patch file Download diff file Expand all files Collapse all files

8
lwip/include/arch/cc.h
View file

@ -87,14 +87,9 @@ typedef int sys_prot_t;
} while(0)
#define LWIP_PLATFORM_ASSERT(x) do { printf("Assertion \"%s\" failed at line %d in %s\n", \
x, __LINE__, __FILE__); abort(); } while(0)
#define LWIP_ERROR(message, expression, handler) do { if (!(expression)) { \
printf("Assertion \"%s\" failed at line %d in %s\n", message, __LINE__, __FILE__); \
handler;} } while(0)
#else
#define LWIP_PLATFORM_DIAG(x)
#define LWIP_PLATFORM_ASSERT(x)
#define LWIP_ERROR(m,e,h)
#endif
#define LWIP_PLATFORM_BYTESWAP 1
@ -104,4 +99,7 @@ typedef int sys_prot_t;
#define LWIP_RAND() hwrand()
/* Newlib includes this definition so use it. */
#define lwip_strnstr(buffer, token, n) strnstr(buffer, token, n)
#endif /* __ARCH_CC_H__ */

120
lwip/include/arch/sys_arch.h
View file

@ -1,58 +1,62 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __ARCH_SYS_ARCH_H__
#define __ARCH_SYS_ARCH_H__
#include "FreeRTOS.h"
#include "task.h"
#include "queue.h"
#include "semphr.h"
/* MBOX primitives */
#define SYS_MBOX_NULL ( ( QueueHandle_t ) NULL )
#define SYS_SEM_NULL ( ( SemaphoreHandle_t ) NULL )
#define SYS_DEFAULT_THREAD_STACK_DEPTH configMINIMAL_STACK_SIZE
typedef SemaphoreHandle_t sys_sem_t;
typedef SemaphoreHandle_t sys_mutex_t;
typedef QueueHandle_t sys_mbox_t;
typedef TaskHandle_t sys_thread_t;
#define sys_mbox_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_mbox_set_invalid( x ) ( ( *x ) = NULL )
#define sys_sem_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_sem_set_invalid( x ) ( ( *x ) = NULL )
#endif /* __ARCH_SYS_ARCH_H__ */
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __ARCH_SYS_ARCH_H__
#define __ARCH_SYS_ARCH_H__
#include "FreeRTOS.h"
#include "task.h"
#include "queue.h"
#include "semphr.h"
/* MBOX primitives */
#define SYS_MBOX_NULL ( ( QueueHandle_t ) NULL )
#define SYS_SEM_NULL ( ( SemaphoreHandle_t ) NULL )
#define SYS_DEFAULT_THREAD_STACK_DEPTH configMINIMAL_STACK_SIZE
typedef SemaphoreHandle_t sys_sem_t;
typedef SemaphoreHandle_t sys_mutex_t;
typedef QueueHandle_t sys_mbox_t;
typedef TaskHandle_t sys_thread_t;
#define sys_mbox_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_mbox_set_invalid( x ) ( ( *x ) = NULL )
#define sys_sem_valid( x ) ( ( ( *x ) == NULL) ? pdFALSE : pdTRUE )
#define sys_sem_set_invalid( x ) ( ( *x ) = NULL )
#define sys_jiffies() xTaskGetTickCount()
void sys_arch_msleep(uint32_t ms);
#define sys_msleep(ms) sys_arch_msleep(ms)
#endif /* __ARCH_SYS_ARCH_H__ */

80
lwip/include/lwipopts.h
View file

@ -81,7 +81,9 @@
* UNLOCK_TCPIP_CORE().
* Your system should provide mutexes supporting priority inversion to use this.
*/
#ifndef LWIP_TCPIP_CORE_LOCKING
#define LWIP_TCPIP_CORE_LOCKING 1
#endif
/**
* LWIP_TCPIP_CORE_LOCKING_INPUT: when LWIP_TCPIP_CORE_LOCKING is enabled,
@ -95,6 +97,48 @@
#define LWIP_TCPIP_CORE_LOCKING_INPUT 0
#endif
/**
* Macro/function to check whether lwIP's threading/locking
* requirements are satisfied during current function call.
* This macro usually calls a function that is implemented in the OS-dependent
* sys layer and performs the following checks:
* - Not in ISR
* - If @ref LWIP_TCPIP_CORE_LOCKING = 1: TCPIP core lock is held
* - If @ref LWIP_TCPIP_CORE_LOCKING = 0: function is called from TCPIP thread
* @see @ref multithreading
*/
#ifndef LWIP_ASSERT_CORE_LOCKED
void sys_check_core_locking(void);
#define LWIP_ASSERT_CORE_LOCKED() sys_check_core_locking()
#endif
/**
* Called as first thing in the lwIP TCPIP thread. Can be used in conjunction
* with @ref LWIP_ASSERT_CORE_LOCKED to check core locking.
* @see @ref multithreading
*/
#ifndef LWIP_MARK_TCPIP_THREAD
void sys_mark_tcpip_thread(void);
#define LWIP_MARK_TCPIP_THREAD() sys_mark_tcpip_thread()
#endif
#if LWIP_TCPIP_CORE_LOCKING
#ifndef LOCK_TCPIP_CORE
void sys_lock_tcpip_core(void);
#define LOCK_TCPIP_CORE() sys_lock_tcpip_core()
#endif
#ifndef UNLOCK_TCPIP_CORE
void sys_unlock_tcpip_core(void);
#define UNLOCK_TCPIP_CORE() sys_unlock_tcpip_core()
#endif
#else
#define LOCK_TCPIP_CORE()
#define UNLOCK_TCPIP_CORE()
#endif /* LWIP_TCPIP_CORE_LOCKING */
/*
------------------------------------
---------- Memory options ----------
@ -483,6 +527,21 @@
#define LWIP_NETIF_HOSTNAME 1
#endif
/**
* LWIP_NETIF_API==1: Support netif api (in netifapi.c)
*/
#ifndef LWIP_NETIF_API
#define LWIP_NETIF_API 0
#endif
/**
* LWIP_NETIF_STATUS_CALLBACK==1: Support a callback function whenever an interface
* changes its up/down status (i.e., due to DHCP IP acquisition)
*/
#ifndef LWIP_NETIF_STATUS_CALLBACK
#define LWIP_NETIF_STATUS_CALLBACK 0
#endif
/**
* LWIP_NETIF_TX_SINGLE_PBUF: if this is set to 1, lwIP *tries* to put all data
* to be sent into one single pbuf. This is for compatibility with DMA-enabled
@ -515,7 +574,7 @@
* sys_thread_new() when the thread is created.
*/
#ifndef TCPIP_THREAD_STACKSIZE
#define TCPIP_THREAD_STACKSIZE 768
#define TCPIP_THREAD_STACKSIZE 480
#endif
/**
@ -672,6 +731,20 @@
---------------------------------------
*/
/*
---------------------------------------
---------- mDNS options ---------------
---------------------------------------
*/
/**
* LWIP_MDNS_RESPONDER_QUEUE_ANNOUNCEMENTS==1: Unsolicited announcements are
* queued and run from a timer callback.
*/
#ifndef LWIP_MDNS_RESPONDER_QUEUE_ANNOUNCEMENTS
#define LWIP_MDNS_RESPONDER_QUEUE_ANNOUNCEMENTS 1
#endif
/*
---------------------------------------
---------- Debugging options ----------
@ -855,6 +928,11 @@
*/
#define IP6_DEBUG LWIP_DBG_OFF
/**
* MDNS_DEBUG: Enable debugging for multicast DNS.
*/
#define MDNS_DEBUG LWIP_DBG_OFF
/*
--------------------------------------------------
---------- Performance tracking options ----------

2
lwip/lwip

@ -1 +1 @@
Subproject commit 4e87c66bff75fbd02be86522de0f0bcf40a11f34
Subproject commit 9f70dbe91a68df81c6bbcb48306a590359a41d3f

273
lwip/sys_arch.c
View file

@ -48,6 +48,11 @@
#include "lwip/sys.h"
#include "lwip/mem.h"
#include "lwip/stats.h"
#include "lwip/tcpip.h"
#if configUSE_16_BIT_TICKS == 1
#error This port requires 32 bit ticks or timer overflow will fail
#endif
/*---------------------------------------------------------------------------*
* Routine: sys_sem_new
@ -62,24 +67,23 @@
* Outputs:
* sys_sem_t -- Created semaphore or 0 if could not create.
*---------------------------------------------------------------------------*/
err_t sys_sem_new(sys_sem_t *pxSemaphore, u8_t ucCount)
err_t sys_sem_new(sys_sem_t *pxSemaphore, u8_t initial_count)
{
err_t xReturn = ERR_MEM;
LWIP_ASSERT("initial_count invalid (not 0 or 1)",
(initial_count == 0) || (initial_count == 1));
vSemaphoreCreateBinary(*pxSemaphore);
if (*pxSemaphore != NULL) {
if (ucCount == 0U) {
xSemaphoreTake(*pxSemaphore, 1UL);
}
xReturn = ERR_OK;
SYS_STATS_INC_USED(sem);
} else {
*pxSemaphore = xSemaphoreCreateBinary();
if (*pxSemaphore == NULL) {
SYS_STATS_INC(sem.err);
return ERR_MEM;
}
SYS_STATS_INC_USED(sem);
return xReturn;
if (initial_count == 1) {
BaseType_t ret = xSemaphoreGive(*pxSemaphore);
LWIP_ASSERT("sys_sem_new: initial give failed", ret == pdTRUE);
}
return ERR_OK;
}
/*---------------------------------------------------------------------------*
@ -93,7 +97,8 @@ err_t sys_sem_new(sys_sem_t *pxSemaphore, u8_t ucCount)
void sys_sem_free(sys_sem_t *pxSemaphore)
{
SYS_STATS_DEC(sem.used);
vQueueDelete(*pxSemaphore);
vSemaphoreDelete(*pxSemaphore);
*pxSemaphore = NULL;
}
/*---------------------------------------------------------------------------*
@ -131,22 +136,19 @@ void sys_sem_signal(sys_sem_t *pxSemaphore)
* Outputs:
* u32_t -- SYS_ARCH_TIMEOUT on timeout, any other value on success
*---------------------------------------------------------------------------*/
u32_t sys_arch_sem_wait(sys_sem_t *pxSemaphore, u32_t ulTimeout)
u32_t sys_arch_sem_wait(sys_sem_t *pxSemaphore, u32_t timeout_ms)
{
u32_t ulReturn;
if (ulTimeout != 0UL) {
if (xSemaphoreTake(*pxSemaphore, ulTimeout / portTICK_PERIOD_MS) == pdTRUE) {
ulReturn = 0;
} else {
ulReturn = SYS_ARCH_TIMEOUT;
}
} else {
if (timeout_ms == 0) {
/* Wait infinite */
while (xSemaphoreTake(*pxSemaphore, portMAX_DELAY) != pdTRUE);
ulReturn = 0;
return 0;
}
return ulReturn;
if (xSemaphoreTake(*pxSemaphore, timeout_ms / portTICK_PERIOD_MS) == pdTRUE) {
return 0;
} else {
return SYS_ARCH_TIMEOUT;
}
}
/** Create a new mutex
@ -154,33 +156,30 @@ u32_t sys_arch_sem_wait(sys_sem_t *pxSemaphore, u32_t ulTimeout)
* @return a new mutex */
err_t sys_mutex_new(sys_mutex_t *pxMutex)
{
err_t xReturn;
*pxMutex = xSemaphoreCreateRecursiveMutex();
*pxMutex = xSemaphoreCreateMutex();
if (*pxMutex != NULL) {
xReturn = ERR_OK;
SYS_STATS_INC_USED(mutex);
} else {
xReturn = ERR_MEM;
if (*pxMutex == NULL) {
SYS_STATS_INC(mutex.err);
return ERR_MEM;
}
return xReturn;
SYS_STATS_INC_USED(mutex);
return ERR_OK;
}
/** Lock a mutex
* @param mutex the mutex to lock */
void sys_mutex_lock(sys_mutex_t *pxMutex)
{
while (xSemaphoreTake(*pxMutex, portMAX_DELAY) != pdPASS);
while (xSemaphoreTakeRecursive(*pxMutex, portMAX_DELAY) != pdTRUE);
}
/** Unlock a mutex
* @param mutex the mutex to unlock */
void sys_mutex_unlock(sys_mutex_t *pxMutex)
{
xSemaphoreGive(*pxMutex);
BaseType_t ret = xSemaphoreGiveRecursive(*pxMutex);
LWIP_ASSERT("failed to give the mutex", ret == pdTRUE);
}
@ -189,7 +188,8 @@ void sys_mutex_unlock(sys_mutex_t *pxMutex)
void sys_mutex_free(sys_mutex_t *pxMutex)
{
SYS_STATS_DEC(mutex.used);
vQueueDelete(*pxMutex);
vSemaphoreDelete(*pxMutex);
*pxMutex = NULL;
}
/*---------------------------------------------------------------------------*
@ -202,21 +202,21 @@ void sys_mutex_free(sys_mutex_t *pxMutex)
* Outputs:
* sys_mbox_t -- Handle to new mailbox
*---------------------------------------------------------------------------*/
err_t sys_mbox_new(sys_mbox_t *pxMailBox, int iSize)
err_t sys_mbox_new(sys_mbox_t *mbox, int size)
{
err_t xReturn = ERR_MEM;
LWIP_ASSERT("size > 0", size > 0);
*pxMailBox = xQueueCreate(iSize, sizeof(void *));
*mbox = xQueueCreate(size, sizeof(void *));
if (*pxMailBox != NULL) {
xReturn = ERR_OK;
SYS_STATS_INC_USED(mbox);
if (*mbox == NULL) {
SYS_STATS_INC(mbox.err);
return ERR_MEM;
}
return xReturn;
SYS_STATS_INC_USED(mbox);
return ERR_OK;
}
/*---------------------------------------------------------------------------*
* Routine: sys_mbox_free
*---------------------------------------------------------------------------*
@ -229,24 +229,21 @@ err_t sys_mbox_new(sys_mbox_t *pxMailBox, int iSize)
* Outputs:
* sys_mbox_t -- Handle to new mailbox
*---------------------------------------------------------------------------*/
void sys_mbox_free(sys_mbox_t *pxMailBox)
void sys_mbox_free(sys_mbox_t *mbox)
{
unsigned long ulMessagesWaiting;
UBaseType_t msgs_waiting;
ulMessagesWaiting = uxQueueMessagesWaiting(*pxMailBox);
configASSERT(ulMessagesWaiting == 0);
msgs_waiting = uxQueueMessagesWaiting(*mbox);
configASSERT(msgs_waiting == 0);
#if SYS_STATS
{
if (ulMessagesWaiting != 0UL) {
SYS_STATS_INC(mbox.err);
}
SYS_STATS_DEC(mbox.used);
#if SYS_STATS
if (msgs_waiting != 0) {
SYS_STATS_INC(mbox.err);
}
#endif /* SYS_STATS */
SYS_STATS_DEC(mbox.used);
#endif /* SYS_STATS */
vQueueDelete(*pxMailBox);
vQueueDelete(*mbox);
}
/*---------------------------------------------------------------------------*
@ -258,9 +255,9 @@ void sys_mbox_free(sys_mbox_t *pxMailBox)
* sys_mbox_t mbox -- Handle of mailbox
* void *data -- Pointer to data to post
*---------------------------------------------------------------------------*/
void sys_mbox_post(sys_mbox_t *pxMailBox, void *pxMessageToPost)
void sys_mbox_post(sys_mbox_t *mbox, void *msg)
{
while (xQueueSendToBack(*pxMailBox, &pxMessageToPost, portMAX_DELAY) != pdTRUE);
while (xQueueSendToBack(*mbox, &msg, portMAX_DELAY) != pdTRUE);
}
/*---------------------------------------------------------------------------*
@ -276,19 +273,15 @@ void sys_mbox_post(sys_mbox_t *pxMailBox, void *pxMessageToPost)
* err_t -- ERR_OK if message posted, else ERR_MEM
* if not.
*---------------------------------------------------------------------------*/
err_t sys_mbox_trypost(sys_mbox_t *pxMailBox, void *pxMessageToPost)
err_t sys_mbox_trypost(sys_mbox_t *mbox, void *msg)
{
err_t xReturn;
if (xQueueSend(*pxMailBox, &pxMessageToPost, 0)) {
xReturn = ERR_OK;
} else {
/* The queue was already full. */
xReturn = ERR_MEM;
SYS_STATS_INC( mbox.err );
if (xQueueSendToBack(*mbox, &msg, 0) == pdTRUE) {
return ERR_OK;
}
return xReturn;
/* The queue was already full. */
SYS_STATS_INC(mbox.err);
return ERR_MEM;
}
/*---------------------------------------------------------------------------*
@ -315,29 +308,26 @@ err_t sys_mbox_trypost(sys_mbox_t *pxMailBox, void *pxMessageToPost)
* Outputs:
* u32_t -- SYS_ARCH_TIMEOUT on timeout, any other value if a message has been received
*---------------------------------------------------------------------------*/
u32_t sys_arch_mbox_fetch(sys_mbox_t *pxMailBox, void **ppvBuffer, u32_t ulTimeOut)
u32_t sys_arch_mbox_fetch(sys_mbox_t *mbox, void **msg, u32_t timeout)
{
void *pvDummy;
unsigned long ulReturn;
void *msg_dummy;
if (ppvBuffer == NULL) {
ppvBuffer = &pvDummy;
if (msg == NULL) {
msg = &msg_dummy;
}
if (ulTimeOut != 0UL) {
if (xQueueReceive(*pxMailBox, &(*ppvBuffer), ulTimeOut / portTICK_PERIOD_MS) == pdTRUE) {
ulReturn = 0;
} else {
/* Timed out. */
*ppvBuffer = NULL;
ulReturn = SYS_ARCH_TIMEOUT;
}
} else {
while (xQueueReceive(*pxMailBox, &(*ppvBuffer), portMAX_DELAY) != pdTRUE);
ulReturn = 0;
if (timeout == 0) {
while (xQueueReceive(*mbox, &(*msg), portMAX_DELAY) != pdTRUE);
return 0;
}
return ulReturn;
if (xQueueReceive(*mbox, &(*msg), timeout / portTICK_PERIOD_MS) == pdTRUE) {
return 0;
}
/* Timed out. */
*msg = NULL;
return SYS_ARCH_TIMEOUT;
}
/*---------------------------------------------------------------------------*
@ -354,22 +344,20 @@ u32_t sys_arch_mbox_fetch(sys_mbox_t *pxMailBox, void **ppvBuffer, u32_t ulTimeO
* u32_t -- SYS_MBOX_EMPTY if no messages. Otherwise,
* return ERR_OK.
*---------------------------------------------------------------------------*/
u32_t sys_arch_mbox_tryfetch(sys_mbox_t *pxMailBox, void **ppvBuffer)
u32_t sys_arch_mbox_tryfetch(sys_mbox_t *mbox, void **msg)
{
void *pvDummy;
unsigned long ulReturn;
void *msg_dummy;
if (ppvBuffer== NULL) {
ppvBuffer = &pvDummy;
if (msg == NULL) {
msg = &msg_dummy;
}
if (xQueueReceive(*pxMailBox, &(*ppvBuffer), 0UL) == pdPASS) {
ulReturn = ERR_OK;
} else {
ulReturn = SYS_MBOX_EMPTY;
if (xQueueReceive(*mbox, &(*msg), 0) == pdTRUE) {
return ERR_OK;
}
return ulReturn;
*msg = NULL;
return SYS_MBOX_EMPTY;
}
/*---------------------------------------------------------------------------*
@ -387,6 +375,12 @@ u32_t sys_now(void)
return xTaskGetTickCount() * portTICK_PERIOD_MS;
}
void sys_arch_msleep(u32_t delay_ms)
{
TickType_t delay_ticks = delay_ms / portTICK_PERIOD_MS;
vTaskDelay(delay_ticks);
}
/*---------------------------------------------------------------------------*
* Routine: sys_thread_new
*---------------------------------------------------------------------------*
@ -405,21 +399,19 @@ u32_t sys_now(void)
* Outputs:
* sys_thread_t -- Pointer to per-thread timeouts.
*---------------------------------------------------------------------------*/
sys_thread_t sys_thread_new(const char *pcName, void(*pxThread)(void *pvParameters), void *pvArg, int iStackSize, int iPriority)
sys_thread_t sys_thread_new(const char *pcName, void(*pxThread)(void *pvParameters), void *pvArg, int stacksize, int iPriority)
{
TaskHandle_t xCreatedTask;
portBASE_TYPE xResult;
sys_thread_t xReturn;
BaseType_t xResult;
xResult = xTaskCreate(pxThread, pcName, iStackSize, pvArg, iPriority, &xCreatedTask);
xResult = xTaskCreate(pxThread, pcName, stacksize, pvArg, iPriority, &xCreatedTask);
LWIP_ASSERT("task creation failed", xResult == pdPASS);
if (xResult == pdPASS) {
xReturn = xCreatedTask;
} else {
xReturn = NULL;
return xCreatedTask;
}
return xReturn;
return NULL;
}
/*---------------------------------------------------------------------------*
@ -441,12 +433,13 @@ sys_thread_t sys_thread_new(const char *pcName, void(*pxThread)(void *pvParamete
* Outputs:
* sys_prot_t -- Previous protection level (not used here)
*---------------------------------------------------------------------------*/
static uint32_t my_nesting = 0;
static sys_prot_t critical_nesting;
sys_prot_t sys_arch_protect(void)
{
sys_prot_t prev;
taskENTER_CRITICAL();
uint32_t prev = my_nesting;
my_nesting++;
prev = critical_nesting;
critical_nesting++;
return prev;
//return (sys_prot_t)1;
}
@ -462,16 +455,70 @@ sys_prot_t sys_arch_protect(void)
* Inputs:
* sys_prot_t -- Previous protection level (not used here)
*---------------------------------------------------------------------------*/
void sys_arch_unprotect(sys_prot_t xValue)
void sys_arch_unprotect(sys_prot_t pval)
{
//(void) xValue;
my_nesting--;
if (xValue != my_nesting) {
printf("lwip nesting %d\n", my_nesting);
critical_nesting--;
//LWIP_ASSERT("unexpected critical_nestion", pval == critical_nesting);
if (pval != critical_nesting) {
printf("lwip nesting %d\n", critical_nesting);
}
taskEXIT_CRITICAL();
}
#if LWIP_TCPIP_CORE_LOCKING
/** Flag the core lock held. A counter for recusive locks. */
u8_t lwip_core_lock_count;
TaskHandle_t lwip_core_lock_holder_thread;
void sys_lock_tcpip_core(void)
{
sys_mutex_lock(&lock_tcpip_core);
if (lwip_core_lock_count == 0) {
lwip_core_lock_holder_thread = xTaskGetCurrentTaskHandle();
}
lwip_core_lock_count++;
}
void sys_unlock_tcpip_core(void)
{
lwip_core_lock_count--;
if (lwip_core_lock_count == 0) {
lwip_core_lock_holder_thread = 0;
}
sys_mutex_unlock(&lock_tcpip_core);
}
#endif /* LWIP_TCPIP_CORE_LOCKING */
TaskHandle_t lwip_tcpip_thread;
void sys_mark_tcpip_thread(void)
{
lwip_tcpip_thread = xTaskGetCurrentTaskHandle();
}
void sys_check_core_locking(void)
{
/* Embedded systems should check we are NOT in an interrupt context here */
if (lwip_tcpip_thread != 0) {
TaskHandle_t current_thread = xTaskGetCurrentTaskHandle();
#if LWIP_TCPIP_CORE_LOCKING
if (current_thread != lwip_core_lock_holder_thread ||
lwip_core_lock_count == 0) {
printf("Function called without core lock\n");
}
//LWIP_ASSERT("Function called without core lock", current_thread == lwip_core_lock_holder_thread && lwip_core_lock_count > 0);
#else
if (current_thread != lwip_tcpip_thread) {
printf("Function called from wrong thread\n");
}
//LWIP_ASSERT("Function called from wrong thread", current_thread == lwip_tcpip_thread);
#endif /* LWIP_TCPIP_CORE_LOCKING */
}
}
/*-------------------------------------------------------------------------*
* End of File: sys_arch.c
*-------------------------------------------------------------------------*/