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change semaphore to volatile uint8_t

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add osal_queue_receive code and its test
*NOTE*
- consideration for semaphore & queue with hal_interrupt_disable/hal_interrupt_enable as safe guard
This commit is contained in:
hathach 2013-01-30 23:29:27 +07:00
parent c1bf187dad
commit 658b2b970c
2 changed files with 74 additions and 23 deletions
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73
tests/test/test_osal_none.c
View File

@ -41,7 +41,9 @@
#include "unity.h"
#include "osal_none.h"
#define QUEUE_DEPTH 10
uint32_t statements[10];
osal_semaphore_t sem;
@ -132,7 +134,7 @@ void test_task_with_semaphore(void)
sample_task_semaphore();
TEST_ASSERT_EQUAL(1, statements[0]);
// several invoke after posting semaphore
// invoke after posting semaphore
osal_semaphore_post(sem_hdl);
sample_task_semaphore();
TEST_ASSERT_EQUAL(1, statements[1]);
@ -148,24 +150,53 @@ void test_task_with_semaphore(void)
TEST_ASSERT_EQUAL(2, statements[0]);
}
//void sample_task_with_queue(void)
//{
// OSAL_TASK_LOOP
// {
// OSAL_TASK_LOOP_BEGIN
//
// statements[0]++;
//
// osal_queue_receive(queue_hdl, OSAL_TIMEOUT_WAIT_FOREVER);
// statements[1]++;
//
// osal_queue_receive(queue_hdl, OSAL_TIMEOUT_WAIT_FOREVER);
// statements[2]++;
//
// osal_queue_receive(queue_hdl, OSAL_TIMEOUT_WAIT_FOREVER);
// statements[3]++;
//
// OSAL_TASK_LOOP_END
// }
//}
void sample_task_with_queue(void)
{
uint32_t data;
OSAL_TASK_LOOP
{
OSAL_TASK_LOOP_BEGIN
statements[0]++;
osal_queue_receive(queue_hdl, &data, OSAL_TIMEOUT_WAIT_FOREVER);
TEST_ASSERT_EQUAL(0x1111, data);
statements[1]++;
osal_queue_receive(queue_hdl, &data, OSAL_TIMEOUT_WAIT_FOREVER);
TEST_ASSERT_EQUAL(0x2222, data);
statements[2]++;
osal_queue_receive(queue_hdl, &data, OSAL_TIMEOUT_WAIT_FOREVER);
TEST_ASSERT_EQUAL(0x3333, data);
statements[3]++;
OSAL_TASK_LOOP_END
}
}
void test_task_with_queue(void)
{
uint32_t i = 0;
sample_task_with_queue();
// several invoke before queue is available
for(i=0; i<10; i++)
sample_task_with_queue();
TEST_ASSERT_EQUAL(1, statements[0]);
// invoke after posting semaphore
osal_queue_send(queue_hdl, 0x1111);
sample_task_with_queue();
TEST_ASSERT_EQUAL(1, statements[1]);
sample_task_with_queue();
TEST_ASSERT_EQUAL(1, statements[1]);
osal_queue_send(queue_hdl, 0x2222);
osal_queue_send(queue_hdl, 0x3333);
sample_task_with_queue();
TEST_ASSERT_EQUAL(1, statements[2]);
TEST_ASSERT_EQUAL(1, statements[3]);
}

24
tinyusb/osal/osal_none.h
View File

@ -88,7 +88,7 @@ typedef uint32_t osal_timeout_t;
//--------------------------------------------------------------------+
// Semaphore API
//--------------------------------------------------------------------+
typedef uint8_t osal_semaphore_t;
typedef volatile 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 p_sem) ATTR_ALWAYS_INLINE;
@ -112,7 +112,7 @@ static inline tusb_error_t osal_semaphore_post(osal_semaphore_handle_t const se
if( (*sem_hdl) == 0 ) \
return;\
else\
(*sem_hdl)--;\
(*sem_hdl)--; /*TODO mutex hal_interrupt_disable consideration*/\
}while(0)
//--------------------------------------------------------------------+
@ -143,9 +143,12 @@ static inline osal_queue_handle_t osal_queue_create(osal_queue_t * const p_queue
return (osal_queue_handle_t) p_queue;
}
// when queue is full, it will overwrite the oldest data in the queue
static inline tusb_error_t osal_queue_send(osal_queue_handle_t const queue_hdl, uint32_t data) ATTR_ALWAYS_INLINE;
static inline tusb_error_t osal_queue_send(osal_queue_handle_t const queue_hdl, uint32_t data)
{
//TODO mutex lock hal_interrupt_disable
queue_hdl->buffer[queue_hdl->wr_idx] = data;
queue_hdl->wr_idx = (queue_hdl->wr_idx + 1) % queue_hdl->depth;
@ -157,9 +160,26 @@ static inline tusb_error_t osal_queue_send(osal_queue_handle_t const queue_hdl,
queue_hdl->count++;
}
//TODO mutex unlock hal_interrupt_enable
return TUSB_ERROR_NONE;
}
#define osal_queue_receive(queue_hdl, p_data, msec) \
do {\
state = __LINE__; case __LINE__:\
if( queue_hdl-> count == 0 ) \
return;\
else{\
/*TODO mutex lock hal_interrupt_disable */\
*p_data = queue_hdl->buffer[queue_hdl->rd_idx];\
queue_hdl->rd_idx = (queue_hdl->rd_idx + 1) % queue_hdl->depth;\
queue_hdl->count--;\
/*TODO mutex unlock hal_interrupt_enable */\
}\
}while(0)
// queue_send, queue_receive
#ifdef __cplusplus