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Gennum GN4124 core
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Gennum GN4124 core
Commits
f78f498a
Commit
f78f498a
authored
14 years ago
by
Matthieu Cattin
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Change wb_write_cnt, wb_read_cnt and wb_ack_cnt width to 32 instead of 7
parent
2af634b2
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2
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2 changed files
hdl/gn4124core/rtl/l2p_dma_master.vhd
+3
-3
3 additions, 3 deletions
hdl/gn4124core/rtl/l2p_dma_master.vhd
hdl/gn4124core/rtl/p2l_dma_master.vhd
+3
-3
3 additions, 3 deletions
hdl/gn4124core/rtl/p2l_dma_master.vhd
with
6 additions
and
6 deletions
hdl/gn4124core/rtl/l2p_dma_master.vhd
+
3
−
3
View file @
f78f498a
...
...
@@ -126,8 +126,8 @@ architecture behaviour of l2p_dma_master is
signal
data_fifo_full
:
std_logic
;
-- Wishbone
signal
wb_read_cnt
:
unsigned
(
6
downto
0
);
signal
wb_ack_cnt
:
unsigned
(
6
downto
0
);
signal
wb_read_cnt
:
unsigned
(
31
downto
0
);
signal
wb_ack_cnt
:
unsigned
(
31
downto
0
);
signal
l2p_dma_cyc_t
:
std_logic
;
signal
l2p_dma_stb_t
:
std_logic
;
...
...
@@ -582,7 +582,7 @@ begin
end
if
;
end
process
p_wb_read_cnt
;
-- Wishbone ack counter
-- Wishbone ack counter
p_wb_ack_cnt
:
process
(
l2p_dma_clk_i
,
rst_n_i
)
begin
if
(
rst_n_i
=
c_RST_ACTIVE
)
then
...
...
This diff is collapsed.
Click to expand it.
hdl/gn4124core/rtl/p2l_dma_master.vhd
+
3
−
3
View file @
f78f498a
...
...
@@ -163,8 +163,8 @@ architecture behaviour of p2l_dma_master is
signal
to_wb_fifo_byte_swap
:
std_logic_vector
(
1
downto
0
);
-- wishbone
signal
wb_write_cnt
:
unsigned
(
6
downto
0
);
signal
wb_ack_cnt
:
unsigned
(
6
downto
0
);
signal
wb_write_cnt
:
unsigned
(
31
downto
0
);
signal
wb_ack_cnt
:
unsigned
(
31
downto
0
);
signal
p2l_dma_cyc_t
:
std_logic
;
signal
p2l_dma_stb_t
:
std_logic
;
...
...
@@ -537,7 +537,7 @@ begin
p2l_dma_dat_o
<=
to_wb_fifo_dout
(
31
downto
0
);
end
if
;
-- stb and sel signals management
if
(
to_wb_fifo_valid
=
'1'
)
then
--or (p2l_dma_stall_i = '1' and p2l_dma_stb_t = '1') then
if
(
to_wb_fifo_valid
=
'1'
)
then
--or (p2l_dma_stall_i = '1' and p2l_dma_stb_t = '1') then
p2l_dma_stb_t
<=
'1'
;
p2l_dma_sel_o
<=
(
others
=>
'1'
);
else
...
...
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