同步逐飞库部分接口到v370版本

This commit is contained in:
bmy
2024-06-30 16:29:24 +08:00
parent 0f45c981a6
commit cb87de5508
4 changed files with 255 additions and 240 deletions

View File

@@ -34,6 +34,7 @@
********************************************************************************************************************/ ********************************************************************************************************************/
#include "zf_common_debug.h" #include "zf_common_debug.h"
#include "zf_common_fifo.h" #include "zf_common_fifo.h"
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
@@ -81,33 +82,26 @@ static void fifo_end_offset (fifo_struct *fifo, uint32 offset)
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_clear (fifo_struct *fifo) fifo_state_enum fifo_clear (fifo_struct *fifo)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
fifo_state_enum return_state = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
do do
{ {
if(FIFO_CLEAR & fifo->execution) // if(FIFO_IDLE != fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
{ // {
return_state = FIFO_CLEAR_UNDO; // return_state = FIFO_RESET_UNDO; // <20><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; // break;
} // }
fifo->execution |= FIFO_CLEAR; fifo->execution |= FIFO_RESET; // <20><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD>λ
fifo->head = 0; fifo->head = 0; // <20><><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>λ
fifo->end = 0; fifo->end = 0; // <20><><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>λ
fifo->size = fifo->max; fifo->size = fifo->max; // <20><><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>λ
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT: memset(fifo->buffer, 0, fifo->max); break;
memset(fifo->buffer, 0, fifo->max); case FIFO_DATA_16BIT: memset(fifo->buffer, 0, fifo->max * 2); break;
break; case FIFO_DATA_32BIT: memset(fifo->buffer, 0, fifo->max * 4); break;
case FIFO_DATA_16BIT:
memset(fifo->buffer, 0, fifo->max * 2);
break;
case FIFO_DATA_32BIT:
memset(fifo->buffer, 0, fifo->max * 4);
break;
} }
// memset(fifo->buffer, 0, fifo->max); fifo->execution = FIFO_IDLE; // <20><><EFBFBD><EFBFBD>״̬<D7B4><CCAC>λ
fifo->execution &= ~FIFO_CLEAR;
}while(0); }while(0);
return return_state; return return_state;
} }
@@ -122,7 +116,7 @@ fifo_state_enum fifo_clear (fifo_struct *fifo)
uint32 fifo_used (fifo_struct *fifo) uint32 fifo_used (fifo_struct *fifo)
{ {
zf_assert(fifo != NULL); zf_assert(fifo != NULL);
return (fifo->max - fifo->size); return (fifo->max - fifo->size); // <20><><EFBFBD>ص<EFBFBD>ǰ FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݸ<EFBFBD><DDB8><EFBFBD>
} }
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
@@ -135,40 +129,34 @@ uint32 fifo_used (fifo_struct *fifo)
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_write_element (fifo_struct *fifo, uint32 dat) fifo_state_enum fifo_write_element (fifo_struct *fifo, uint32 dat)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
fifo_state_enum return_state = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
do do
{ {
if(FIFO_WRITE & fifo->execution) if((FIFO_RESET | FIFO_WRITE) & fifo->execution) // <20><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ <20><><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EBBEBA><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{ {
return_state = FIFO_WRITE_UNDO; return_state = FIFO_WRITE_UNDO; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_WRITE; fifo->execution |= FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
if(1 <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> if(1 <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{ {
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT: ((uint8 *)fifo->buffer)[fifo->head] = dat; break;
((uint8 *)fifo->buffer)[fifo->head] = dat; case FIFO_DATA_16BIT: ((uint16 *)fifo->buffer)[fifo->head] = dat; break;
break; case FIFO_DATA_32BIT: ((uint32 *)fifo->buffer)[fifo->head] = dat; break;
case FIFO_DATA_16BIT:
((uint16 *)fifo->buffer)[fifo->head] = dat;
break;
case FIFO_DATA_32BIT:
((uint32 *)fifo->buffer)[fifo->head] = dat;
break;
} }
fifo_head_offset(fifo, 1); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, 1); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
fifo->size -= 1; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȼ<EFBFBD>С fifo->size -= 1; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȼ<EFBFBD>С
} }
else else
{ {
return_state = FIFO_SPACE_NO_ENOUGH; return_state = FIFO_SPACE_NO_ENOUGH; // <20><>ǰ FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>ؿռ<D5BC><E4B2BB>
} }
fifo->execution &= ~FIFO_WRITE; fifo->execution &= ~FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
}while(0); }while(0);
return return_state; return return_state;
@@ -185,23 +173,23 @@ fifo_state_enum fifo_write_element (fifo_struct *fifo, uint32 dat)
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length) fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
fifo_state_enum return_state = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
uint32 temp_length = 0; uint32 temp_length = 0;
do do
{ {
if(NULL == dat) if(NULL == dat)
{ {
return_state = FIFO_BUFFER_NULL; return_state = FIFO_BUFFER_NULL; // <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
break; break;
} }
if(FIFO_WRITE & fifo->execution) if((FIFO_RESET | FIFO_WRITE) & fifo->execution) // <20><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ <20><><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EBBEBA><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{ {
return_state = FIFO_WRITE_UNDO; return_state = FIFO_WRITE_UNDO; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_WRITE; fifo->execution |= FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
if(length <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> if(length <= fifo->size) // ʣ<><CAA3><EFBFBD>ռ<EFBFBD><D5BC>㹻װ<E3B9BB>±<EFBFBD><C2B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{ {
@@ -212,6 +200,7 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT:
{
memcpy( memcpy(
&(((uint8 *)fifo->buffer)[fifo->head]), &(((uint8 *)fifo->buffer)[fifo->head]),
dat, temp_length); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> dat, temp_length); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
@@ -221,8 +210,9 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
&(((uint8 *)dat)[temp_length]), &(((uint8 *)dat)[temp_length]),
length - temp_length); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> length - temp_length); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
break; }break;
case FIFO_DATA_16BIT: case FIFO_DATA_16BIT:
{
memcpy( memcpy(
&(((uint16 *)fifo->buffer)[fifo->head]), &(((uint16 *)fifo->buffer)[fifo->head]),
dat, temp_length * 2); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> dat, temp_length * 2); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
@@ -232,8 +222,9 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
&(((uint16 *)dat)[temp_length]), &(((uint16 *)dat)[temp_length]),
(length - temp_length) * 2); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (length - temp_length) * 2); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
break; }break;
case FIFO_DATA_32BIT: case FIFO_DATA_32BIT:
{
memcpy( memcpy(
&(((uint32 *)fifo->buffer)[fifo->head]), &(((uint32 *)fifo->buffer)[fifo->head]),
dat, temp_length * 4); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> dat, temp_length * 4); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
@@ -243,7 +234,7 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
&(((uint32 *)dat)[temp_length]), &(((uint32 *)dat)[temp_length]),
(length - temp_length) * 4); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (length - temp_length) * 4); // <20><><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, length - temp_length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
break; }break;
} }
} }
else else
@@ -251,35 +242,36 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT:
{
memcpy( memcpy(
&(((uint8 *)fifo->buffer)[fifo->head]), &(((uint8 *)fifo->buffer)[fifo->head]),
dat, length); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4> dat, length); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
break; }break;
case FIFO_DATA_16BIT: case FIFO_DATA_16BIT:
{
memcpy( memcpy(
&(((uint16 *)fifo->buffer)[fifo->head]), &(((uint16 *)fifo->buffer)[fifo->head]),
dat, length * 2); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4> dat, length * 2); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
break; }break;
case FIFO_DATA_32BIT: case FIFO_DATA_32BIT:
{
memcpy( memcpy(
&(((uint32 *)fifo->buffer)[fifo->head]), &(((uint32 *)fifo->buffer)[fifo->head]),
dat, length * 4); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4> dat, length * 4); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB> fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
break; }break;
} }
// memcpy(&fifo->buffer[fifo->head], dat, length); // һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4>
// fifo_head_offset(fifo, length); // ͷָ<CDB7><D6B8>ƫ<EFBFBD><C6AB>
} }
fifo->size -= length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȼ<EFBFBD>С fifo->size -= length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȼ<EFBFBD>С
} }
else else
{ {
return_state = FIFO_SPACE_NO_ENOUGH; return_state = FIFO_SPACE_NO_ENOUGH; // <20><>ǰ FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>ؿռ<D5BC><E4B2BB>
} }
fifo->execution &= ~FIFO_WRITE; fifo->execution &= ~FIFO_WRITE; // д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
}while(0); }while(0);
return return_state; return return_state;
@@ -296,50 +288,52 @@ fifo_state_enum fifo_write_buffer (fifo_struct *fifo, void *dat, uint32 length)
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_read_element (fifo_struct *fifo, void *dat, fifo_operation_enum flag) fifo_state_enum fifo_read_element (fifo_struct *fifo, void *dat, fifo_operation_enum flag)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
fifo_state_enum return_state = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
do do
{ {
if(NULL == dat) if(NULL == dat)
{ {
return_state = FIFO_BUFFER_NULL; return_state = FIFO_BUFFER_NULL; // <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}
else
{
if((FIFO_RESET | FIFO_CLEAR) & fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>
{
return_state = FIFO_READ_UNDO; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_READ;
if(1 > fifo_used(fifo)) if(1 > fifo_used(fifo))
{ {
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><EFBFBD><EFBFBD>ݲ<EFBFBD><EFBFBD><EFBFBD> return_state = FIFO_DATA_NO_ENOUGH; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3>Ȳ<EFBFBD><EFBFBD><EFBFBD>
break; // ֱ<><D6B1><EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD>
} }
fifo->execution |= FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT: *((uint8 *)dat) = ((uint8 *)fifo->buffer)[fifo->end]; break;
*((uint8 *)dat) = ((uint8 *)fifo->buffer)[fifo->end]; case FIFO_DATA_16BIT: *((uint16 *)dat) = ((uint16 *)fifo->buffer)[fifo->end]; break;
break; case FIFO_DATA_32BIT: *((uint32 *)dat) = ((uint32 *)fifo->buffer)[fifo->end]; break;
case FIFO_DATA_16BIT: }
*((uint16 *)dat) = ((uint16 *)fifo->buffer)[fifo->end]; fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
break;
case FIFO_DATA_32BIT:
*((uint32 *)dat) = ((uint32 *)fifo->buffer)[fifo->end];
break;
} }
if(flag == FIFO_READ_AND_CLEAN) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬ if(FIFO_READ_AND_CLEAN == flag) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
{ {
if(FIFO_CLEAR & fifo->execution) if((FIFO_RESET | FIFO_CLEAR | FIFO_READ) == fifo->execution) // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ȡ ״̬ <20><><EFBFBD><EFBFBD><EFBFBD>
{ {
return_state = FIFO_CLEAR_UNDO; return_state = FIFO_CLEAR_UNDO; // <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_CLEAR; fifo->execution |= FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
fifo_end_offset(fifo, 1); // <20>ƶ<EFBFBD> FIFO ͷָ<CDB7><D6B8> fifo_end_offset(fifo, 1); // <20>ƶ<EFBFBD> FIFO ͷָ<CDB7><D6B8>
fifo->size += 1; fifo->size += 1; // <20>ͷŶ<CDB7>Ӧ<EFBFBD><D3A6><EFBFBD>ȿռ<C8BF>
fifo->execution &= ~FIFO_CLEAR; fifo->execution &= ~FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
} }
}while(0); }while(0);
fifo->execution &= FIFO_READ;
return return_state; return return_state;
} }
@@ -356,43 +350,48 @@ fifo_state_enum fifo_read_element (fifo_struct *fifo, void *dat, fifo_operation_
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_read_buffer (fifo_struct *fifo, void *dat, uint32 *length, fifo_operation_enum flag) fifo_state_enum fifo_read_buffer (fifo_struct *fifo, void *dat, uint32 *length, fifo_operation_enum flag)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
zf_assert(length != NULL); zf_assert(NULL != length);
fifo_state_enum return_state = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
uint32 temp_length; uint32 temp_length = 0;
uint32 fifo_data_length; uint32 fifo_data_length = 0;
do do
{ {
if(NULL == dat) if(NULL == dat)
{ {
return_state = FIFO_BUFFER_NULL; return_state = FIFO_BUFFER_NULL;
}
else
{
if((FIFO_RESET | FIFO_CLEAR) & fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>
{
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
return_state = FIFO_READ_UNDO; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_READ;
fifo_data_length = fifo_used(fifo); fifo_data_length = fifo_used(fifo); // <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>
if(*length > fifo_data_length) // <20>жϳ<D0B6><CFB3><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>
if(*length > fifo_data_length)
{ {
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD> *length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD> return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD>
if(0 == fifo_data_length) // <20><><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ֱ<EFBFBD><D6B1><EFBFBD>˳<EFBFBD>
{
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
break;
}
} }
fifo->execution |= FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
temp_length = fifo->max - fifo->end; // <20><><EFBFBD><EFBFBD>βָ<CEB2><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EBBBBA><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ж<EFBFBD><D0B6>ٿռ<D9BF> temp_length = fifo->max - fifo->end; // <20><><EFBFBD><EFBFBD>βָ<CEB2><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EBBBBA><EFBFBD><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ж<EFBFBD><D0B6>ٿռ<D9BF>
if(*length <= temp_length) // <20>һ<E3B9BB><D2BB><EFBFBD>Զ<EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD> if(*length <= temp_length) // <20>һ<E3B9BB><D2BB><EFBFBD>Զ<EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
{ {
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT: memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), *length); break;
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), *length); case FIFO_DATA_16BIT: memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), *length * 2); break;
break; case FIFO_DATA_32BIT: memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), *length * 4); break;
case FIFO_DATA_16BIT:
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), *length * 2);
break;
case FIFO_DATA_32BIT:
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), *length * 4);
break;
} }
} }
else else
@@ -400,34 +399,38 @@ fifo_state_enum fifo_read_buffer (fifo_struct *fifo, void *dat, uint32 *length,
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT:
{
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), temp_length); memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->end]), temp_length);
memcpy(&(((uint8 *)dat)[temp_length]), fifo->buffer, *length - temp_length); memcpy(&(((uint8 *)dat)[temp_length]), fifo->buffer, *length - temp_length);
break; }break;
case FIFO_DATA_16BIT: case FIFO_DATA_16BIT:
{
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), temp_length * 2); memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->end]), temp_length * 2);
memcpy(&(((uint16 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 2); memcpy(&(((uint16 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 2);
break; }break;
case FIFO_DATA_32BIT: case FIFO_DATA_32BIT:
{
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), temp_length * 4); memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->end]), temp_length * 4);
memcpy(&(((uint32 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 4); memcpy(&(((uint32 *)dat)[temp_length]), fifo->buffer, (*length - temp_length) * 4);
break; }break;
} }
} }
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
}
if(flag == FIFO_READ_AND_CLEAN) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬ if(FIFO_READ_AND_CLEAN == flag) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
{ {
if(FIFO_CLEAR & fifo->execution) if((FIFO_RESET | FIFO_CLEAR | FIFO_READ) == fifo->execution) // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ȡ ״̬ <20><><EFBFBD><EFBFBD><EFBFBD>
{ {
return_state = FIFO_CLEAR_UNDO; return_state = FIFO_CLEAR_UNDO; // <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_CLEAR; fifo->execution |= FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
fifo_end_offset(fifo, *length); // <20>ƶ<EFBFBD> FIFO ͷָ<CDB7><D6B8> fifo_end_offset(fifo, *length); // <20>ƶ<EFBFBD> FIFO ͷָ<CDB7><D6B8>
fifo->size += *length; fifo->size += *length; // <20>ͷŶ<CDB7>Ӧ<EFBFBD><D3A6><EFBFBD>ȿռ<C8BF>
fifo->execution &= ~FIFO_CLEAR; fifo->execution &= ~FIFO_CLEAR; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
} }
}while(0); }while(0);
fifo->execution &= FIFO_READ;
return return_state; return return_state;
} }
@@ -446,41 +449,47 @@ fifo_state_enum fifo_read_buffer (fifo_struct *fifo, void *dat, uint32 *length,
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *length, fifo_operation_enum flag) fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *length, fifo_operation_enum flag)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
zf_assert(length != NULL); zf_assert(NULL != length);
fifo_state_enum return_state = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
uint32 temp_length; uint32 temp_length = 0;
uint32 fifo_data_length; uint32 fifo_data_length = 0;
do do
{ {
if(NULL == dat) if(NULL == dat)
{ {
return_state = FIFO_BUFFER_NULL; return_state = FIFO_BUFFER_NULL;
}
else
{
if((FIFO_RESET | FIFO_CLEAR | FIFO_WRITE) & fifo->execution) // <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD>ǰ FIFO <20>Ƿ<EFBFBD><C7B7><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>
{
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
return_state = FIFO_READ_UNDO; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_READ;
fifo_data_length = fifo_used(fifo); fifo_data_length = fifo_used(fifo); // <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>
if(*length > fifo_data_length) if(*length > fifo_data_length) // <20>жϳ<D0B6><CFB3><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>
{ {
*length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD> *length = fifo_data_length; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ij<EFBFBD><C4B3><EFBFBD>
return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD> return_state = FIFO_DATA_NO_ENOUGH; // <20><>־<EFBFBD><D6BE><EFBFBD>ݲ<EFBFBD><DDB2><EFBFBD>
if(0 == fifo_data_length) // <20><><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ֱ<EFBFBD><D6B1><EFBFBD>˳<EFBFBD>
{
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
break;
}
} }
fifo->execution |= FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
if((fifo->head > fifo->end) || (fifo->head >= *length)) if((fifo->head > fifo->end) || (fifo->head >= *length))
{ {
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT: memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->head - *length]), *length); break;
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->head - *length]), *length); case FIFO_DATA_16BIT: memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->head - *length]), *length * 2);break;
break; case FIFO_DATA_32BIT: memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->head - *length]), *length * 4);break;
case FIFO_DATA_16BIT:
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->head - *length]), *length * 2);
break;
case FIFO_DATA_32BIT:
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->head - *length]), *length * 4);
break;
} }
} }
else else
@@ -489,34 +498,35 @@ fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *len
switch(fifo->type) switch(fifo->type)
{ {
case FIFO_DATA_8BIT: case FIFO_DATA_8BIT:
{
memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->max - temp_length]), temp_length); memcpy(dat, &(((uint8 *)fifo->buffer)[fifo->max - temp_length]), temp_length);
memcpy(&(((uint8 *)dat)[temp_length]), &(((uint8 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length)); memcpy(&(((uint8 *)dat)[temp_length]), &(((uint8 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length));
break; }break;
case FIFO_DATA_16BIT: case FIFO_DATA_16BIT:
{
memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 2); memcpy(dat, &(((uint16 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 2);
memcpy(&(((uint16 *)dat)[temp_length]), &(((uint16 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 2); memcpy(&(((uint16 *)dat)[temp_length]), &(((uint16 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 2);
break; }break;
case FIFO_DATA_32BIT: case FIFO_DATA_32BIT:
{
memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 4); memcpy(dat, &(((uint32 *)fifo->buffer)[fifo->max - temp_length]), temp_length * 4);
memcpy(&(((uint32 *)dat)[temp_length]), &(((uint32 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 4); memcpy(&(((uint32 *)dat)[temp_length]), &(((uint32 *)fifo->buffer)[fifo->head - *length]), (*length - temp_length) * 4);
break; }break;
} }
} }
fifo->execution &= ~FIFO_READ; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ
}
if(flag == FIFO_READ_AND_CLEAN) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬ if(FIFO_READ_AND_CLEAN == flag) // <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO ״̬
{ {
if(FIFO_CLEAR & fifo->execution) if((FIFO_RESET | FIFO_CLEAR | FIFO_READ) == fifo->execution) // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><>ȡ ״̬ <20><><EFBFBD><EFBFBD><EFBFBD>
{ {
return_state = FIFO_CLEAR_UNDO; return_state = FIFO_CLEAR_UNDO; // <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
break; break;
} }
fifo->execution |= FIFO_CLEAR; fifo_clear(fifo);
fifo_end_offset(fifo, (fifo->max - fifo->size));
fifo->size = fifo->max;
fifo->execution &= ~FIFO_CLEAR;
} }
}while(0); }while(0);
fifo->execution &= FIFO_READ;
return return_state; return return_state;
} }
@@ -533,15 +543,10 @@ fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *len
//------------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------------------------------------
fifo_state_enum fifo_init (fifo_struct *fifo, fifo_data_type_enum type, void *buffer_addr, uint32 size) fifo_state_enum fifo_init (fifo_struct *fifo, fifo_data_type_enum type, void *buffer_addr, uint32 size)
{ {
zf_assert(fifo != NULL); zf_assert(NULL != fifo);
fifo_state_enum return_value = FIFO_SUCCESS; fifo_state_enum return_state = FIFO_SUCCESS;
do do
{ {
if(NULL == buffer_addr)
{
return_value = FIFO_BUFFER_NULL;
break;
}
fifo->buffer = buffer_addr; fifo->buffer = buffer_addr;
fifo->execution = FIFO_IDLE; fifo->execution = FIFO_IDLE;
fifo->type = type; fifo->type = type;
@@ -550,5 +555,5 @@ fifo_state_enum fifo_init (fifo_struct *fifo, fifo_data_type_enum type, void *bu
fifo->size = size; fifo->size = size;
fifo->max = size; fifo->max = size;
}while(0); }while(0);
return return_value; return return_state;
} }

View File

@@ -40,37 +40,48 @@
typedef enum typedef enum
{ {
FIFO_SUCCESS, FIFO_SUCCESS, // FIFO <20><><EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>
FIFO_WRITE_UNDO, FIFO_RESET_UNDO, // FIFO <20><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>δִ<CEB4><D6B4>
FIFO_CLEAR_UNDO, FIFO_CLEAR_UNDO, // FIFO <20><><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>δִ<CEB4><D6B4>
FIFO_BUFFER_NULL, FIFO_BUFFER_NULL, // FIFO <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
FIFO_SPACE_NO_ENOUGH, FIFO_WRITE_UNDO, // FIFO д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δִ<CEB4><D6B4>
FIFO_DATA_NO_ENOUGH, FIFO_SPACE_NO_ENOUGH, // FIFO д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<D5BC><E4B2BB>
}fifo_state_enum; FIFO_READ_UNDO, // FIFO <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>δִ<CEB4><D6B4>
FIFO_DATA_NO_ENOUGH, // FIFO <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD> <20><><EFBFBD>ݳ<EFBFBD><DDB3>Ȳ<EFBFBD><C8B2><EFBFBD>
}fifo_state_enum; // FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD><EFBFBD>߼<EFBFBD>
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD><C3B2><EFBFBD> <20><><EFBFBD><EFBFBD>ǿ<EFBFBD><C7BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FIFO <20><><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>
// <20><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
// ˳<><CBB3><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><D5BA><EFBFBD><EFBFBD>ò<EFBFBD><C3B2><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
// β<><CEB2><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><D5BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
// <20><>ȡ<EFBFBD><C8A1><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><D5BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD>Ϊ<EFBFBD>˷<EFBFBD>ֹ<EFBFBD>ж<EFBFBD>Ƕ<EFBFBD>׵<EFBFBD><D7B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݻ<EFBFBD><DDBB><EFBFBD>
typedef enum
{
FIFO_IDLE = 0x00, // <20><><EFBFBD><EFBFBD>״̬
FIFO_RESET = 0x01, // <20><><EFBFBD><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>
FIFO_CLEAR = 0x02, // <20><><EFBFBD><EFBFBD>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD>
FIFO_WRITE = 0x04, // <20><><EFBFBD><EFBFBD>ִ<EFBFBD><D6B4>д<EFBFBD><EFBFBD><EBBBBA><EFBFBD><EFBFBD>
FIFO_READ = 0x08, // <20><><EFBFBD><EFBFBD>ִ<EFBFBD>ж<EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}fifo_execution_enum; // FIFO <20><><EFBFBD><EFBFBD>״̬ ΪǶ<CEAA><C7B6>ʹ<EFBFBD><CAB9>Ԥ<EFBFBD><D4A4> <20>޷<EFBFBD><DEB7><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
typedef enum typedef enum
{ {
FIFO_IDLE = 0x00, FIFO_READ_AND_CLEAN, // FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷŶ<CDB7>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
FIFO_CLEAR = 0x01, FIFO_READ_ONLY, // FIFO <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ <20><><EFBFBD><EFBFBD>ȡ
FIFO_WRITE = 0x02,
FIFO_READ = 0x04,
}fifo_execution_enum;
typedef enum
{
FIFO_READ_AND_CLEAN,
FIFO_READ_ONLY,
}fifo_operation_enum; }fifo_operation_enum;
typedef enum typedef enum
{ {
FIFO_DATA_8BIT, FIFO_DATA_8BIT, // FIFO <20><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB> 8bit
FIFO_DATA_16BIT, FIFO_DATA_16BIT, // FIFO <20><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB> 16bit
FIFO_DATA_32BIT, FIFO_DATA_32BIT, // FIFO <20><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB> 32bit
}fifo_data_type_enum; }fifo_data_type_enum;
typedef struct typedef struct __attribute__((packed))
{ {
uint8 execution; // ִ<>в<EFBFBD><D0B2><EFBFBD> uint8 execution; // ִ<>в<EFBFBD><D0B2><EFBFBD>
fifo_data_type_enum type; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> fifo_data_type_enum type; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
@@ -93,4 +104,3 @@ fifo_state_enum fifo_read_tail_buffer (fifo_struct *fifo, void *dat, uint32 *l
fifo_state_enum fifo_init (fifo_struct *fifo, fifo_data_type_enum type, void *buffer_addr, uint32 size); fifo_state_enum fifo_init (fifo_struct *fifo, fifo_data_type_enum type, void *buffer_addr, uint32 size);
#endif #endif