From 84b38d59314784d0d06347ed4713deaf21ca5d45 Mon Sep 17 00:00:00 2001 From: hadeshyp Date: Fri, 30 Apr 2010 17:41:50 +0000 Subject: [PATCH] *** empty log message *** --- special/handler_ipu.vhd | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/special/handler_ipu.vhd b/special/handler_ipu.vhd index 7fd28c9..1c3864b 100644 --- a/special/handler_ipu.vhd +++ b/special/handler_ipu.vhd @@ -51,7 +51,7 @@ end entity; architecture handler_ipu_arch of handler_ipu is type cnt10_DAT_t is array (DATA_INTERFACE_NUMBER-1 downto 0) of unsigned(15 downto 0); - type fsm_state_t is (IDLE, WAIT_FOR_LENGTH, GOT_LENGTH, WAITING_FOR_EVENT, SEND_DHDR, READ_DATA, END_READOUT); + type fsm_state_t is (IDLE, WAIT_FOR_LENGTH, WAITING_FOR_EVENT, SEND_DHDR, READ_DATA, END_READOUT); signal current_state, next_state : fsm_state_t; signal state_bits : std_logic_vector(3 downto 0); @@ -142,17 +142,15 @@ begin end if; when WAIT_FOR_LENGTH => - if DAT_HDR_DATA_EMPTY_IN = '0' then - next_state <= WAITING_FOR_EVENT; - else - next_state <= GOT_LENGTH; - end if; - - when GOT_LENGTH => + --missing: compare data flags and hdr fifo data +-- next_state <= GOT_LENGTH; if last_hdr_fifo_valid_read = '1' then next_state <= SEND_DHDR; end if; - --missing: compare data flags and hdr fifo data + +-- when GOT_LENGTH => + + when SEND_DHDR => next_ipu_data_i <= x"0" & DAT_HDR_DATA_IN(27 downto 0); @@ -343,7 +341,7 @@ begin --------------------------------------------------------------------------- state_bits <= x"0" when current_state = IDLE else x"1" when current_state = WAIT_FOR_LENGTH - else x"2" when current_state = GOT_LENGTH +-- else x"2" when current_state = GOT_LENGTH else x"3" when current_state = SEND_DHDR else x"4" when current_state = READ_DATA else x"5" when current_state = END_READOUT -- 2.43.0