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CMSIS/RTX: Patch RTX4 to preserve osThreadDef compatibility 

mbed OS used older RTX4 version and with osThreadDef accepting only 3
parameters, to preserve compatibility we hardcode the 'instances'
parameter to 1.

(cherry picked from commit 428acae1b2ac15c3ad523e8d40755a9301220822)
pull/6273/head
Bartek Szatkowski 2017-07-04 14:14:17 +01:00
parent 8afbd66763
commit 4360b7bbf8
1 changed files with 8 additions and 9 deletions
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17
rtos/TARGET_CORTEX/rtx4/cmsis_os.h
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@ -438,26 +438,25 @@ uint32_t osKernelSysTick (void);
/// Create a Thread Definition with function, priority, and stack requirements.
/// \param name name of the thread function.
/// \param priority initial priority of the thread function.
/// \param instances number of possible thread instances.
/// \param stacksz stack size (in bytes) requirements for the thread function.
#if defined (osObjectsExternal) // object is external
#define osThreadDef(name, priority, instances, stacksz) \
#define osThreadDef(name, priority, stacksz) \
extern const osThreadDef_t os_thread_def_##name
#else // define the object
#if (osCMSIS < 0x20000U)
#define osThreadDef(name, priority, instances, stacksz) \
#define osThreadDef(name, priority, stacksz) \
const osThreadDef_t os_thread_def_##name = \
{ (name), (priority), (instances), (stacksz) }
{ (name), (priority), 1, (stacksz) }
#else
#define osThreadDef(name, priority, instances, stacksz) \
static uint64_t os_thread_stack##name[(stacksz)?(((stacksz+7)/8)):1] __attribute__((section(".bss.os.thread.stack"))); \
#define osThreadDef(name, priority, stacksz) \
uint64_t os_thread_stack##name[(stacksz)?(((stacksz+7)/8)):1] __attribute__((section(".bss.os.thread.stack"))); \
static osRtxThread_t os_thread_cb_##name __attribute__((section(".bss.os.thread.cb"))); \
const osThreadDef_t os_thread_def_##name = \
{ (name), \
{ NULL, osThreadDetached, \
(instances == 1) ? (&os_thread_cb_##name) : NULL,\
(instances == 1) ? osRtxThreadCbSize : 0U, \
((stacksz) && (instances == 1)) ? (&os_thread_stack##name) : NULL, \
&os_thread_cb_##name,\
osRtxThreadCbSize, \
(stacksz) ? (&os_thread_stack##name) : NULL, \
8*((stacksz+7)/8), \
(priority), 0U, 0U } }
#endif