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add primitive_types.h for portable with uint8,16,32_t, and bool

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add osal_common.h to ease the complaint of MISRA 19.1
implement OSAL_NONE Task loop, semaphore wait/post and its test code
This commit is contained in:
hathach
2013-01-30 11:35:37 +07:00
parent 6db8af2023
commit 07048b943e
8 changed files with 297 additions and 19 deletions
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61
tinyusb/osal/osal_none.h
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@@ -55,7 +55,63 @@
extern "C" {
#endif
#include "osal.h"
#include "osal_common.h"
typedef uint32_t osal_timeout_t;
//--------------------------------------------------------------------+
// TASK API
// NOTES: Each blocking OSAL_NONE services such as semaphore wait,
// queue receive embedded return statement, therefore local variable
// retain value before/after such services needed to declare as static
// OSAL_TASK_LOOP
// {
// OSAL_TASK_LOOP_BEGIN
//
// task body statements
//
// OSAL_TASK_LOOP_ENG
// }
//--------------------------------------------------------------------+
#define OSAL_TASK_LOOP \
static uint16_t state = 0;\
switch(state)\
#define OSAL_TASK_LOOP_BEGIN \
case 0:
#define OSAL_TASK_LOOP_END \
default:\
state = 0;
//--------------------------------------------------------------------+
// Semaphore API
//--------------------------------------------------------------------+
typedef uint8_t osal_semaphore_t;
typedef osal_semaphore_t * osal_semaphore_handle_t;
static inline osal_semaphore_handle_t osal_semaphore_create(osal_semaphore_t * const sem) ATTR_CONST ATTR_ALWAYS_INLINE;
static inline osal_semaphore_handle_t osal_semaphore_create(osal_semaphore_t * const sem)
{
(*sem) = 0;
return (osal_semaphore_handle_t) sem;
}
static inline tusb_error_t osal_semaphore_post(osal_semaphore_handle_t const sem_hdl) ATTR_ALWAYS_INLINE;
static inline tusb_error_t osal_semaphore_post(osal_semaphore_handle_t const sem_hdl)
{
(*sem_hdl)++;
return TUSB_ERROR_NONE;
}
#define osal_semaphore_wait(sem_hdl, msec) \
do {\
state = __LINE__; case __LINE__:\
if( (*sem_hdl) == 0 ) \
return;\
else\
(*sem_hdl)--;\
}while(0)
//--------------------------------------------------------------------+
// QUEUE API
@@ -68,8 +124,9 @@ typedef struct{
volatile uint16_t rd_ptr ; ///< read pointer
} osal_queue_t;
//typedef osal_queue_t osal_queue_id_t*;
typedef osal_queue_t * osal_queue_handle_t;
// queue_send, queue_receive
#define OSAL_DEF_QUEUE(name, size)\
osal_queue_t name;\
uint8_t buffer_##name[size]