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RTSD
HDL
Commits
ecf09b7f
Commit
ecf09b7f
authored
4 years ago
by
Daniel van der Schuur
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-Added multi-instance support to MMS wrapper.
parent
1effe572
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3 merge requests
!101
Merged sub-branch L2SDP-151 into L2SDP-143 (st_histogram rework)
,
!99
Cleaned/rewrote st_histogram.
,
!98
Major rework on st_histogram.
Changes
1
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libraries/dsp/st/src/vhdl/mms_st_histogram.vhd
+68
-72
68 additions, 72 deletions
libraries/dsp/st/src/vhdl/mms_st_histogram.vhd
with
68 additions
and
72 deletions
libraries/dsp/st/src/vhdl/mms_st_histogram.vhd
+
68
−
72
View file @
ecf09b7f
...
...
@@ -18,37 +18,10 @@
--
-------------------------------------------------------------------------------
-------------------------------------------------------------------------------
--
-- Author: J.W.E. Oudman
-- Purpose: Create a histogram from the input data and present it to the MM bus
-- Description:
-- mms_st_histogram couples the st_histogram component which works entirely
-- in the dp clock domain through st_histogram_reg that handles the cross
-- domain conversion to the MM bus.
--
--
-- --------------------------------------
-- | mms_st_histogram |
-- | |
-- | ---------------- | -------
-- snk_in -->|-->| st_histogram | | ^
-- | ---------------- | |
-- | | ^ |
-- | | | | dp clock domain
-- | ram_st_histogram_miso |
-- | | | |
-- | | ram_st_histogram_mosi | |
-- | v | | v
-- | -------------------- | -------
-- | | st_histogram_reg |-- ram_miso -->|--> mm clock domain
-- | | |<-- ram_mosi --|<--
-- | -------------------- | -------
-- | |
-- --------------------------------------
--
--
-------------------------------------------------------------------------------
-- Author:
-- . Daniel van der Schuur
-- Purpose:
-- . MM-wrapper that adds registers and multi-instance support to st_histogram.
LIBRARY
IEEE
,
common_lib
,
mm_lib
,
technology_lib
,
dp_lib
;
USE
IEEE
.
std_logic_1164
.
ALL
;
...
...
@@ -59,6 +32,7 @@ USE technology_lib.technology_select_pkg.ALL;
ENTITY
mms_st_histogram
IS
GENERIC
(
g_nof_instances
:
NATURAL
;
g_data_w
:
NATURAL
;
g_nof_bins
:
NATURAL
;
g_nof_data_per_sync
:
NATURAL
...
...
@@ -67,7 +41,7 @@ ENTITY mms_st_histogram IS
dp_clk
:
IN
STD_LOGIC
;
dp_rst
:
IN
STD_LOGIC
;
snk_in
:
IN
t_dp_sosi
;
snk_in
_arr
:
IN
t_dp_sosi
_arr
(
g_nof_instances
-1
DOWNTO
0
)
;
mm_clk
:
IN
STD_LOGIC
;
mm_rst
:
IN
STD_LOGIC
;
...
...
@@ -82,11 +56,21 @@ END mms_st_histogram;
ARCHITECTURE
str
OF
mms_st_histogram
IS
SIGNAL
ram_clear
:
STD_LOGIC
;
SIGNAL
ram_clearing
:
STD_LOGIC
;
SIGNAL
reg_mosi_arr
:
t_mem_mosi_arr
(
g_nof_instances
-1
DOWNTO
0
);
SIGNAL
reg_miso_arr
:
t_mem_miso_arr
(
g_nof_instances
-1
DOWNTO
0
);
SIGNAL
ram_mosi_arr
:
t_mem_mosi_arr
(
g_nof_instances
-1
DOWNTO
0
);
SIGNAL
ram_miso_arr
:
t_mem_miso_arr
(
g_nof_instances
-1
DOWNTO
0
);
SIGNAL
ram_clear_arr
:
STD_LOGIC_VECTOR
(
g_nof_instances
-1
DOWNTO
0
);
SIGNAL
ram_clearing_arr
:
STD_LOGIC_VECTOR
(
g_nof_instances
-1
DOWNTO
0
);
BEGIN
-------------------------------------------------------------------------------
-- st_histogram instances and their registers
-------------------------------------------------------------------------------
gen_st_histogram
:
FOR
i
IN
0
TO
g_nof_instances
-1
GENERATE
u_st_histogram
:
ENTITY
work
.
st_histogram
GENERIC
MAP
(
g_data_w
=>
g_data_w
,
...
...
@@ -97,13 +81,13 @@ BEGIN
dp_clk
=>
dp_clk
,
dp_rst
=>
dp_rst
,
snk_in
=>
snk_in
,
snk_in
=>
snk_in
_arr
(
i
)
,
ram_clear
=>
ram_clear
,
ram_clearing
=>
ram_clearing
,
ram_clear
=>
ram_clear
_arr
(
i
)
,
ram_clearing
=>
ram_clearing
_arr
(
i
)
,
ram_mosi
=>
ram_mosi
,
ram_miso
=>
ram_miso
ram_mosi
=>
ram_mosi
_arr
(
i
)
,
ram_miso
=>
ram_miso
_arr
(
i
)
);
u_st_histogram_reg
:
ENTITY
work
.
st_histogram_reg
...
...
@@ -111,15 +95,27 @@ BEGIN
dp_clk
=>
dp_clk
,
dp_rst
=>
dp_rst
,
ram_clearing
=>
ram_clearing
,
ram_clearing
=>
ram_clearing
_arr
(
i
)
,
mm_clk
=>
mm_clk
,
mm_rst
=>
mm_rst
,
ram_clear
=>
ram_clear
,
ram_clear
=>
ram_clear
_arr
(
i
)
,
reg_mosi
=>
reg_mosi
,
reg_miso
=>
reg_miso
);
END
GENERATE
;
-------------------------------------------------------------------------------
-- reg_mosi/miso multiplexer from g_nof_instances to 1
-------------------------------------------------------------------------------
-------------------------------------------------------------------------------
-- ram_mosi/miso multiplexer from g_nof_instances to 1
-------------------------------------------------------------------------------
END
str
;
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