From: Beniamino Galvani <[email protected]> To improve the predictability of fifo8_pop_buf(), the fifo head is set to the start of data buffer upon a reset so that the first call to the function will be able to retrieve all data in the fifo.
Signed-off-by: Beniamino Galvani <[email protected]> Reviewed-by: Peter Crosthwaite <[email protected]> Signed-off-by: Peter Maydell <[email protected]> --- util/fifo8.c | 1 + 1 file changed, 1 insertion(+) diff --git a/util/fifo8.c b/util/fifo8.c index a7503c2..6a43482 100644 --- a/util/fifo8.c +++ b/util/fifo8.c @@ -89,6 +89,7 @@ const uint8_t *fifo8_pop_buf(Fifo8 *fifo, uint32_t max, uint32_t *num) void fifo8_reset(Fifo8 *fifo) { fifo->num = 0; + fifo->head = 0; } bool fifo8_is_empty(Fifo8 *fifo) -- 1.8.5
