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VME64x core
Commits
a2ee4ac4
Commit
a2ee4ac4
authored
Oct 25, 2018
by
Tom Levens
Browse files
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Plain Diff
Normalise case of generics and ports
Signed-off-by:
Tom Levens
<
tom.levens@cern.ch
>
parent
cd83b258
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Showing
7 changed files
with
242 additions
and
242 deletions
+242
-242
vme64x_core.vhd
hdl/rtl/vme64x_core.vhd
+82
-82
vme_bus.vhd
hdl/rtl/vme_bus.vhd
+91
-91
vme_cr_csr_space.vhd
hdl/rtl/vme_cr_csr_space.vhd
+5
-5
vme_funct_match.vhd
hdl/rtl/vme_funct_match.vhd
+3
-3
vme_irq_controller.vhd
hdl/rtl/vme_irq_controller.vhd
+18
-18
vme_user_csr.vhd
hdl/rtl/vme_user_csr.vhd
+2
-2
xvme64x_core.vhd
hdl/rtl/xvme64x_core.vhd
+41
-41
No files found.
hdl/rtl/vme64x_core.vhd
View file @
a2ee4ac4
...
...
@@ -11,47 +11,47 @@ use work.vme64x_pkg.all;
entity
vme64x_core
is
generic
(
g_
clock_period
:
natural
;
g_
decode_am
:
boolean
:
=
true
;
g_
user_csr_ext
:
boolean
:
=
false
;
g_
wb_granularity
:
t_wishbone_address_granularity
;
g_
manufacturer_id
:
std_logic_vector
(
23
downto
0
);
g_
board_id
:
std_logic_vector
(
31
downto
0
);
g_
revision_id
:
std_logic_vector
(
31
downto
0
);
g_
program_id
:
std_logic_vector
(
7
downto
0
);
g_
ascii_ptr
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
beg_user_cr
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
end_user_cr
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
beg_cram
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
end_cram
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
beg_user_csr
:
std_logic_vector
(
23
downto
0
)
:
=
x"07ff33"
;
g_
end_user_csr
:
std_logic_vector
(
23
downto
0
)
:
=
x"07ff5f"
;
g_
beg_sn
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
end_sn
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
decoder_0_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"ff000000"
;
g_
decoder_0_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_0000ff00"
;
g_
decoder_0_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_1_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"fff80000"
;
g_
decoder_1_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"ff000000_00000000"
;
g_
decoder_1_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_2_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
decoder_2_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
decoder_2_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_3_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
decoder_3_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
decoder_3_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_4_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
decoder_4_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
decoder_4_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_5_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
decoder_5_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
decoder_5_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_6_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
decoder_6_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
decoder_6_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
decoder_7_adem
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
decoder_7_amcap
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
decoder_7_dawpr
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
);
g_
CLOCK_PERIOD
:
natural
;
g_
DECODE_AM
:
boolean
:
=
true
;
g_
USER_CSR_EXT
:
boolean
:
=
false
;
g_
WB_GRANULARITY
:
t_wishbone_address_granularity
;
g_
MANUFACTURER_ID
:
std_logic_vector
(
23
downto
0
);
g_
BOARD_ID
:
std_logic_vector
(
31
downto
0
);
g_
REVISION_ID
:
std_logic_vector
(
31
downto
0
);
g_
PROGRAM_ID
:
std_logic_vector
(
7
downto
0
);
g_
ASCII_PTR
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
BEG_USER_CR
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
END_USER_CR
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
BEG_CRAM
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
END_CRAM
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
BEG_USER_CSR
:
std_logic_vector
(
23
downto
0
)
:
=
x"07ff33"
;
g_
END_USER_CSR
:
std_logic_vector
(
23
downto
0
)
:
=
x"07ff5f"
;
g_
BEG_SN
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
END_SN
:
std_logic_vector
(
23
downto
0
)
:
=
x"000000"
;
g_
DECODER_0_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"ff000000"
;
g_
DECODER_0_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_0000ff00"
;
g_
DECODER_0_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_1_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"fff80000"
;
g_
DECODER_1_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"ff000000_00000000"
;
g_
DECODER_1_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_2_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
DECODER_2_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
DECODER_2_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_3_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
DECODER_3_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
DECODER_3_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_4_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
DECODER_4_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
DECODER_4_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_5_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
DECODER_5_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
DECODER_5_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_6_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
DECODER_6_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
DECODER_6_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
;
g_
DECODER_7_ADEM
:
std_logic_vector
(
31
downto
0
)
:
=
x"00000000"
;
g_
DECODER_7_AMCAP
:
std_logic_vector
(
63
downto
0
)
:
=
x"00000000_00000000"
;
g_
DECODER_7_DAWPR
:
std_logic_vector
(
7
downto
0
)
:
=
x"84"
);
port
(
clk_i
:
std_logic
;
rst_n_i
:
std_logic
;
...
...
@@ -108,47 +108,47 @@ architecture unwrap of vme64x_core is
begin
inst
:
entity
work
.
xvme64x_core
generic
map
(
g_
clock_period
=>
g_clock_period
,
g_
decode_am
=>
g_decode_am
,
g_
user_csr_ext
=>
g_user_csr_ext
,
g_
wb_granularity
=>
g_wb_granularity
,
g_
manufacturer_id
=>
g_manufacturer_id
,
g_
board_id
=>
g_board_id
,
g_
revision_id
=>
g_revision_id
,
g_
program_id
=>
g_program_id
,
g_
ascii_ptr
=>
g_ascii_ptr
,
g_
beg_user_cr
=>
g_beg_user_cr
,
g_
end_user_cr
=>
g_end_user_cr
,
g_
beg_cram
=>
g_beg_cram
,
g_
end_cram
=>
g_end_cram
,
g_
beg_user_csr
=>
g_beg_user_csr
,
g_
end_user_csr
=>
g_end_user_csr
,
g_
beg_sn
=>
g_beg_sn
,
g_
end_sn
=>
g_end_sn
,
g_
decoder
(
0
)
.
adem
=>
g_decoder_0_adem
,
g_
decoder
(
0
)
.
amcap
=>
g_decoder_0_amcap
,
g_
decoder
(
0
)
.
dawpr
=>
g_decoder_0_dawpr
,
g_
decoder
(
1
)
.
adem
=>
g_decoder_1_adem
,
g_
decoder
(
1
)
.
amcap
=>
g_decoder_1_amcap
,
g_
decoder
(
1
)
.
dawpr
=>
g_decoder_1_dawpr
,
g_
decoder
(
2
)
.
adem
=>
g_decoder_2_adem
,
g_
decoder
(
2
)
.
amcap
=>
g_decoder_2_amcap
,
g_
decoder
(
2
)
.
dawpr
=>
g_decoder_2_dawpr
,
g_
decoder
(
3
)
.
adem
=>
g_decoder_3_adem
,
g_
decoder
(
3
)
.
amcap
=>
g_decoder_3_amcap
,
g_
decoder
(
3
)
.
dawpr
=>
g_decoder_3_dawpr
,
g_
decoder
(
4
)
.
adem
=>
g_decoder_4_adem
,
g_
decoder
(
4
)
.
amcap
=>
g_decoder_4_amcap
,
g_
decoder
(
4
)
.
dawpr
=>
g_decoder_4_dawpr
,
g_
decoder
(
5
)
.
adem
=>
g_decoder_5_adem
,
g_
decoder
(
5
)
.
amcap
=>
g_decoder_5_amcap
,
g_
decoder
(
5
)
.
dawpr
=>
g_decoder_5_dawpr
,
g_
decoder
(
6
)
.
adem
=>
g_decoder_6_adem
,
g_
decoder
(
6
)
.
amcap
=>
g_decoder_6_amcap
,
g_
decoder
(
6
)
.
dawpr
=>
g_decoder_6_dawpr
,
g_
decoder
(
7
)
.
adem
=>
g_decoder_7_adem
,
g_
decoder
(
7
)
.
amcap
=>
g_decoder_7_amcap
,
g_
decoder
(
7
)
.
dawpr
=>
g_decoder_7_dawpr
)
g_
CLOCK_PERIOD
=>
g_CLOCK_PERIOD
,
g_
DECODE_AM
=>
g_DECODE_AM
,
g_
USER_CSR_EXT
=>
g_USER_CSR_EXT
,
g_
WB_GRANULARITY
=>
g_WB_GRANULARITY
,
g_
MANUFACTURER_ID
=>
g_MANUFACTURER_ID
,
g_
BOARD_ID
=>
g_BOARD_ID
,
g_
REVISION_ID
=>
g_REVISION_ID
,
g_
PROGRAM_ID
=>
g_PROGRAM_ID
,
g_
ASCII_PTR
=>
g_ASCII_PTR
,
g_
BEG_USER_CR
=>
g_BEG_USER_CR
,
g_
END_USER_CR
=>
g_END_USER_CR
,
g_
BEG_CRAM
=>
g_BEG_CRAM
,
g_
END_CRAM
=>
g_END_CRAM
,
g_
BEG_USER_CSR
=>
g_BEG_USER_CSR
,
g_
END_USER_CSR
=>
g_END_USER_CSR
,
g_
BEG_SN
=>
g_BEG_SN
,
g_
END_SN
=>
g_END_SN
,
g_
DECODER
(
0
)
.
adem
=>
g_DECODER_0_ADEM
,
g_
DECODER
(
0
)
.
amcap
=>
g_DECODER_0_AMCAP
,
g_
DECODER
(
0
)
.
dawpr
=>
g_DECODER_0_DAWPR
,
g_
DECODER
(
1
)
.
adem
=>
g_DECODER_1_ADEM
,
g_
DECODER
(
1
)
.
amcap
=>
g_DECODER_1_AMCAP
,
g_
DECODER
(
1
)
.
dawpr
=>
g_DECODER_1_DAWPR
,
g_
DECODER
(
2
)
.
adem
=>
g_DECODER_2_ADEM
,
g_
DECODER
(
2
)
.
amcap
=>
g_DECODER_2_AMCAP
,
g_
DECODER
(
2
)
.
dawpr
=>
g_DECODER_2_DAWPR
,
g_
DECODER
(
3
)
.
adem
=>
g_DECODER_3_ADEM
,
g_
DECODER
(
3
)
.
amcap
=>
g_DECODER_3_AMCAP
,
g_
DECODER
(
3
)
.
dawpr
=>
g_DECODER_3_DAWPR
,
g_
DECODER
(
4
)
.
adem
=>
g_DECODER_4_ADEM
,
g_
DECODER
(
4
)
.
amcap
=>
g_DECODER_4_AMCAP
,
g_
DECODER
(
4
)
.
dawpr
=>
g_DECODER_4_DAWPR
,
g_
DECODER
(
5
)
.
adem
=>
g_DECODER_5_ADEM
,
g_
DECODER
(
5
)
.
amcap
=>
g_DECODER_5_AMCAP
,
g_
DECODER
(
5
)
.
dawpr
=>
g_DECODER_5_DAWPR
,
g_
DECODER
(
6
)
.
adem
=>
g_DECODER_6_ADEM
,
g_
DECODER
(
6
)
.
amcap
=>
g_DECODER_6_AMCAP
,
g_
DECODER
(
6
)
.
dawpr
=>
g_DECODER_6_DAWPR
,
g_
DECODER
(
7
)
.
adem
=>
g_DECODER_7_ADEM
,
g_
DECODER
(
7
)
.
amcap
=>
g_DECODER_7_AMCAP
,
g_
DECODER
(
7
)
.
dawpr
=>
g_DECODER_7_DAWPR
)
port
map
(
clk_i
=>
clk_i
,
rst_n_i
=>
rst_n_i
,
...
...
hdl/rtl/vme_bus.vhd
View file @
a2ee4ac4
This diff is collapsed.
Click to expand it.
hdl/rtl/vme_cr_csr_space.vhd
View file @
a2ee4ac4
...
...
@@ -265,9 +265,9 @@ architecture rtl of vme_cr_csr_space is
cr
(
16
#
03
d
#
)
:
=
x"0e"
;
-- Interrupt cap
cr
(
16
#
03
f
#
)
:
=
x"81"
;
-- CRAM DAW
for
i
in
0
to
7
loop
cr
(
16
#
040
#
+
i
)
:
=
g_
decoder
(
i
)
.
dawpr
;
cr
(
16
#
048
#
+
i
*
8
to
16
#
04
f
#
+
i
*
8
)
:
=
f_cr_vec
(
g_
decoder
(
i
)
.
amcap
);
cr
(
16
#
188
#
+
i
*
4
to
16
#
18
b
#
+
i
*
4
)
:
=
f_cr_vec
(
g_
decoder
(
i
)
.
adem
);
cr
(
16
#
040
#
+
i
)
:
=
g_
DECODER
(
i
)
.
dawpr
;
cr
(
16
#
048
#
+
i
*
8
to
16
#
04
f
#
+
i
*
8
)
:
=
f_cr_vec
(
g_
DECODER
(
i
)
.
amcap
);
cr
(
16
#
188
#
+
i
*
4
to
16
#
18
b
#
+
i
*
4
)
:
=
f_cr_vec
(
g_
DECODER
(
i
)
.
adem
);
end
loop
;
for
i
in
cr
'range
loop
crc
:
=
crc
+
unsigned
(
cr
(
i
));
...
...
@@ -432,7 +432,7 @@ begin
-- resources.
gen_ader_o
:
for
i
in
s_reg_ader
'range
generate
ader_o
(
i
)
<=
s_reg_ader
(
i
)
and
((
g_
decoder
(
i
)
.
adem
and
c_ADEM_MASK
)
or
c_ADER_MASK
);
s_reg_ader
(
i
)
and
((
g_
DECODER
(
i
)
.
adem
and
c_ADEM_MASK
)
or
c_ADER_MASK
);
end
generate
;
-- Read
...
...
@@ -445,7 +445,7 @@ begin
if
idx
<=
ader_o
'high
then
v_byte
:
=
3
-
to_integer
(
s_addr
(
3
downto
2
));
ader
:
=
s_reg_ader
(
idx
)
and
((
g_
decoder
(
idx
)
.
adem
and
c_ADEM_MASK
)
or
c_ADER_MASK
);
and
((
g_
DECODER
(
idx
)
.
adem
and
c_ADEM_MASK
)
or
c_ADER_MASK
);
s_csr_data
<=
ader
(
8
*
v_byte
+
7
downto
8
*
v_byte
);
end
if
;
end
Get_ADER
;
...
...
hdl/rtl/vme_funct_match.vhd
View file @
a2ee4ac4
...
...
@@ -72,14 +72,14 @@ begin
gen_match_loop
:
for
i
in
ader_i
'range
generate
-- True in case of match
s_function
(
i
)
<=
'1'
when
(((
addr_i
(
t_ADEM_M
)
and
g_
decoder
(
i
)
.
adem
(
t_ADEM_M
))
'1'
when
(((
addr_i
(
t_ADEM_M
)
and
g_
DECODER
(
i
)
.
adem
(
t_ADEM_M
))
=
ader_i
(
i
)(
t_ADEM_M
))
and
((
am_i
=
ader_i
(
i
)(
t_ADER_AM
))
or
not
g_DECODE_AM
))
else
'0'
;
-- True if the AM part of ADER is enabled by AMCAP
s_ader_am_valid
(
i
)
<=
g_
decoder
(
i
)
.
amcap
(
to_integer
(
unsigned
(
ader_i
(
i
)(
t_ADER_AM
))));
g_
DECODER
(
i
)
.
amcap
(
to_integer
(
unsigned
(
ader_i
(
i
)(
t_ADER_AM
))));
end
generate
;
------------------------------------------------------------------------------
...
...
@@ -122,7 +122,7 @@ begin
if
s_function_sel_valid
=
'1'
then
mask
:
=
(
others
=>
'0'
);
mask
(
t_ADEM_M
)
:
=
g_
decoder
(
s_function_sel
)
.
adem
(
t_ADEM_M
);
mask
(
t_ADEM_M
)
:
=
g_
DECODER
(
s_function_sel
)
.
adem
(
t_ADEM_M
);
addr_o
<=
addr_i
and
not
mask
;
decode_sel_o
<=
'1'
;
else
...
...
hdl/rtl/vme_irq_controller.vhd
View file @
a2ee4ac4
...
...
@@ -38,14 +38,14 @@ entity vme_irq_controller is
port
(
clk_i
:
in
std_logic
;
rst_n_i
:
in
std_logic
;
INT_L
evel_i
:
in
std_logic_vector
(
2
downto
0
);
INT_R
eq_i
:
in
std_logic
;
int_l
evel_i
:
in
std_logic_vector
(
2
downto
0
);
int_r
eq_i
:
in
std_logic
;
-- Set when an irq is pending (not yet acknowledged).
irq_pending_o
:
out
std_logic
;
irq_ack_i
:
in
std_logic
;
VME_IRQ
_n_o
:
out
std_logic_vector
(
7
downto
1
)
vme_irq
_n_o
:
out
std_logic_vector
(
7
downto
1
)
);
end
vme_irq_controller
;
...
...
@@ -72,7 +72,7 @@ begin
else
case
retry_state
is
when
WAIT_IRQ
=>
if
s_irq_pending
=
'1'
and
INT_R
eq_i
=
'1'
then
if
s_irq_pending
=
'1'
and
int_r
eq_i
=
'1'
then
retry_state
<=
WAIT_RETRY
;
retry_count
<=
(
others
=>
'0'
);
retry_mask
<=
'0'
;
...
...
@@ -81,7 +81,7 @@ begin
end
if
;
when
WAIT_RETRY
=>
if
INT_R
eq_i
=
'0'
then
if
int_r
eq_i
=
'0'
then
retry_state
<=
WAIT_IRQ
;
else
retry_count
<=
retry_count
+
1
;
...
...
@@ -98,27 +98,27 @@ begin
begin
if
rising_edge
(
clk_i
)
then
if
rst_n_i
=
'0'
then
VME_IRQ
_n_o
<=
(
others
=>
'1'
);
vme_irq
_n_o
<=
(
others
=>
'1'
);
s_irq_pending
<=
'0'
;
else
if
s_irq_pending
=
'0'
then
VME_IRQ
_n_o
<=
(
others
=>
'1'
);
vme_irq
_n_o
<=
(
others
=>
'1'
);
if
INT_R
eq_i
=
'1'
and
retry_mask
=
'1'
then
if
int_r
eq_i
=
'1'
and
retry_mask
=
'1'
then
s_irq_pending
<=
'1'
;
-- Explicit decoding
case
INT_L
evel_i
is
when
"001"
=>
VME_IRQ
_n_o
<=
"1111110"
;
when
"010"
=>
VME_IRQ
_n_o
<=
"1111101"
;
when
"011"
=>
VME_IRQ
_n_o
<=
"1111011"
;
when
"100"
=>
VME_IRQ
_n_o
<=
"1110111"
;
when
"101"
=>
VME_IRQ
_n_o
<=
"1101111"
;
when
"110"
=>
VME_IRQ
_n_o
<=
"1011111"
;
when
"111"
=>
VME_IRQ
_n_o
<=
"0111111"
;
case
int_l
evel_i
is
when
"001"
=>
vme_irq
_n_o
<=
"1111110"
;
when
"010"
=>
vme_irq
_n_o
<=
"1111101"
;
when
"011"
=>
vme_irq
_n_o
<=
"1111011"
;
when
"100"
=>
vme_irq
_n_o
<=
"1110111"
;
when
"101"
=>
vme_irq
_n_o
<=
"1101111"
;
when
"110"
=>
vme_irq
_n_o
<=
"1011111"
;
when
"111"
=>
vme_irq
_n_o
<=
"0111111"
;
when
others
=>
-- Incorrect value for
INT_L
evel_i, ignore it.
VME_IRQ
_n_o
<=
"1111111"
;
-- Incorrect value for
int_l
evel_i, ignore it.
vme_irq
_n_o
<=
"1111111"
;
s_irq_pending
<=
'0'
;
end
case
;
end
if
;
...
...
hdl/rtl/vme_user_csr.vhd
View file @
a2ee4ac4
...
...
@@ -43,9 +43,9 @@ entity vme_user_csr is
irq_vector_o
:
out
std_logic_vector
(
7
downto
0
);
irq_level_o
:
out
std_logic_vector
(
2
downto
0
)
);
end
VME_User_CSR
;
end
vme_user_csr
;
architecture
rtl
of
VME_User_CSR
is
architecture
rtl
of
vme_user_csr
is
signal
s_irq_vector
:
std_logic_vector
(
7
downto
0
);
signal
s_irq_level
:
std_logic_vector
(
2
downto
0
);
...
...
hdl/rtl/xvme64x_core.vhd
View file @
a2ee4ac4
...
...
@@ -156,7 +156,7 @@ architecture rtl of xvme64x_core is
signal
s_reset_n
:
std_logic
;
signal
s_
VME_IRQ
_n_o
:
std_logic_vector
(
7
downto
1
);
signal
s_
vme_irq
_n_o
:
std_logic_vector
(
7
downto
1
);
signal
s_irq_ack
:
std_logic
;
signal
s_irq_pending
:
std_logic
;
...
...
@@ -187,12 +187,12 @@ architecture rtl of xvme64x_core is
signal
s_am
:
std_logic_vector
(
5
downto
0
);
-- Oversampled input signals
signal
s_
VME_RST
_n
:
std_logic
;
signal
s_
VME_AS
_n
:
std_logic
;
signal
s_
VME_WRITE
_n
:
std_logic
;
signal
s_
VME_DS
_n
:
std_logic_vector
(
1
downto
0
);
signal
s_
VME_IACK
_n
:
std_logic
;
signal
s_
VME_IACKIN
_n
:
std_logic
;
signal
s_
vme_rst
_n
:
std_logic
;
signal
s_
vme_as
_n
:
std_logic
;
signal
s_
vme_write
_n
:
std_logic
;
signal
s_
vme_ds
_n
:
std_logic_vector
(
1
downto
0
);
signal
s_
vme_iack
_n
:
std_logic
;
signal
s_
vme_iackin
_n
:
std_logic
;
-- List of supported AM.
constant
c_AMCAP_ALLOWED
:
std_logic_vector
(
63
downto
0
)
:
=
...
...
@@ -206,8 +206,8 @@ begin
-- Check for invalid bits in ADEM/AMCAP
gen_gchecks
:
for
i
in
7
downto
0
generate
constant
adem
:
std_logic_vector
(
31
downto
0
)
:
=
g_decoder
(
i
)
.
adem
;
constant
amcap
:
std_logic_vector
(
63
downto
0
)
:
=
g_
decoder
(
i
)
.
amcap
;
constant
adem
:
std_logic_vector
(
31
downto
0
)
:
=
g_DECODER
(
i
)
.
adem
;
constant
amcap
:
std_logic_vector
(
63
downto
0
)
:
=
g_
DECODER
(
i
)
.
amcap
;
begin
assert
adem
(
c_ADEM_FAF
)
=
'0'
report
"FAF bit set in ADEM"
severity
failure
;
...
...
@@ -227,7 +227,7 @@ begin
-- necessary to avoid metastability problems, but of course the transfer rate
-- will be slow down a little.
-- NOTE: the reset value is '0', which means that all signals are active
-- at reset. But not for a long time and so is s_
VME_RST
_n.
-- at reset. But not for a long time and so is s_
vme_rst
_n.
inst_vme_rst_resync
:
entity
work
.
gc_sync_register
generic
map
(
g_width
=>
1
)
port
map
(
clk_i
=>
clk_i
,
...
...
@@ -272,7 +272,7 @@ begin
port
map
(
clk_i
=>
clk_i
,
rst_n_a_i
=>
rst_n_i
,
d_i
(
0
)
=>
vme_i
.
iackin_n
,
q_o
(
0
)
=>
s_
VME_IACKIN
_n
);
q_o
(
0
)
=>
s_
vme_iackin
_n
);
------------------------------------------------------------------------------
-- VME Bus
...
...
@@ -286,28 +286,28 @@ begin
rst_n_i
=>
s_reset_n
,
-- VME
VME_AS_n_i
=>
s_VME_AS
_n
,
VME_LWORD
_n_o
=>
vme_o
.
lword_n
,
VME_LWORD
_n_i
=>
vme_i
.
lword_n
,
VME_RETRY
_n_o
=>
vme_o
.
retry_n
,
VME_RETRY_OE
_o
=>
vme_o
.
retry_oe
,
VME_WRITE_n_i
=>
s_VME_WRITE
_n
,
VME_DS_n_i
=>
s_VME_DS
_n
,
VME_DTACK
_n_o
=>
vme_o
.
dtack_n
,
VME_DTACK_OE
_o
=>
vme_o
.
dtack_oe
,
VME_BERR
_n_o
=>
s_vme_berr_n
,
VME_ADDR
_i
=>
vme_i
.
addr
,
VME_ADDR
_o
=>
vme_o
.
addr
,
VME_ADDR_DIR
_o
=>
vme_o
.
addr_dir
,
VME_ADDR_OE_N
_o
=>
vme_o
.
addr_oe_n
,
VME_DATA
_i
=>
vme_i
.
data
,
VME_DATA
_o
=>
vme_o
.
data
,
VME_DATA_DIR
_o
=>
vme_o
.
data_dir
,
VME_DATA_OE_N
_o
=>
vme_o
.
data_oe_n
,
VME_AM
_i
=>
vme_i
.
am
,
VME_IACKIN_n_i
=>
s_VME_IACKIN
_n
,
VME_IACK_n_i
=>
s_VME_IACK
_n
,
VME_IACKOUT
_n_o
=>
vme_o
.
iackout_n
,
vme_as_n_i
=>
s_vme_as
_n
,
vme_lword
_n_o
=>
vme_o
.
lword_n
,
vme_lword
_n_i
=>
vme_i
.
lword_n
,
vme_retry
_n_o
=>
vme_o
.
retry_n
,
vme_retry_oe
_o
=>
vme_o
.
retry_oe
,
vme_write_n_i
=>
s_vme_write
_n
,
vme_ds_n_i
=>
s_vme_ds
_n
,
vme_dtack
_n_o
=>
vme_o
.
dtack_n
,
vme_dtack_oe
_o
=>
vme_o
.
dtack_oe
,
vme_berr
_n_o
=>
s_vme_berr_n
,
vme_addr
_i
=>
vme_i
.
addr
,
vme_addr
_o
=>
vme_o
.
addr
,
vme_addr_dir
_o
=>
vme_o
.
addr_dir
,
vme_addr_oe_n
_o
=>
vme_o
.
addr_oe_n
,
vme_data
_i
=>
vme_i
.
data
,
vme_data
_o
=>
vme_o
.
data
,
vme_data_dir
_o
=>
vme_o
.
data_dir
,
vme_data_oe_n
_o
=>
vme_o
.
data_oe_n
,
vme_am
_i
=>
vme_i
.
am
,
vme_iackin_n_i
=>
s_vme_iackin
_n
,
vme_iack_n_i
=>
s_vme_iack
_n
,
vme_iackout
_n_o
=>
vme_o
.
iackout_n
,
-- WB signals
wb_stb_o
=>
wb_o
.
stb
,
...
...
@@ -337,19 +337,19 @@ begin
module_enable_i
=>
s_module_enable
,
bar_i
=>
s_bar
,
INT_L
evel_i
=>
s_irq_level
,
INT_V
ector_i
=>
s_irq_vector
,
int_l
evel_i
=>
s_irq_level
,
int_v
ector_i
=>
s_irq_vector
,
irq_pending_i
=>
s_irq_pending
,
irq_ack_o
=>
s_irq_ack
);
s_reset_n
<=
rst_n_i
and
s_
VME_RST
_n
;
s_reset_n
<=
rst_n_i
and
s_
vme_rst
_n
;
rst_n_o
<=
s_reset_n
and
(
not
s_module_reset
);
vme_o
.
berr_n
<=
s_vme_berr_n
;
inst_vme_funct_match
:
entity
work
.
vme_funct_match
generic
map
(
g_
decoder
=>
g_decoder
,
g_
DECODER
=>
g_DECODER
,
g_DECODE_AM
=>
g_DECODE_AM
)
port
map
(
...
...
@@ -380,11 +380,11 @@ begin
port
map
(
clk_i
=>
clk_i
,
rst_n_i
=>
s_reset_n
,
INT_L
evel_i
=>
s_irq_level
,
INT_R
eq_i
=>
int_i
,
int_l
evel_i
=>
s_irq_level
,
int_r
eq_i
=>
int_i
,
irq_pending_o
=>
s_irq_pending
,
irq_ack_i
=>
s_irq_ack
,
VME_IRQ
_n_o
=>
vme_o
.
irq_n
vme_irq
_n_o
=>
vme_o
.
irq_n
);
------------------------------------------------------------------------------
...
...
@@ -405,7 +405,7 @@ begin
g_END_USER_CSR
=>
g_END_USER_CSR
,
g_BEG_SN
=>
g_BEG_SN
,
g_END_SN
=>
g_END_SN
,
g_
decoder
=>
g_decoder
g_
DECODER
=>
g_DECODER
)
port
map
(
clk_i
=>
clk_i
,
...
...
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