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VME64x core
Commits
250f7da5
Commit
250f7da5
authored
Nov 13, 2017
by
Tristan Gingold
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Remove unused vme64x_bfm.
parent
73627664
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-697
sn74vmeh22501.v
hdl/sim/vme64x_bfm/components/sn74vmeh22501.v
+0
-41
svec_vme_buffers.svh
hdl/sim/vme64x_bfm/svec_vme_buffers.svh
+0
-193
vme64x_bfm.svh
hdl/sim/vme64x_bfm/vme64x_bfm.svh
+0
-463
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hdl/sim/vme64x_bfm/components/sn74vmeh22501.v
deleted
100644 → 0
View file @
73627664
`timescale
1
ns
/
1
ns
module
sn74vmeh22501
(
input
oeab1
,
oeby1_n
,
a1
,
output
y1
,
inout
b1
,
input
oeab2
,
oeby2_n
,
a2
,
output
y2
,
inout
b2
,
input
oe_n
,
input
dir
,
clkab
,
le
,
clkba
,
inout
[
1
:
8
]
a3
,
inout
[
1
:
8
]
b3
)
;
assign
b1
=
oeab1
?
a1
:
1'bz
;
assign
y1
=
oeby1_n
?
1'bz
:
b1
;
assign
b2
=
oeab2
?
a2
:
1'bz
;
assign
y2
=
oeby2_n
?
1'bz
:
b2
;
reg
[
1
:
8
]
b3LFF
;
always
@
(
posedge
clkab
)
if
(
~
le
)
b3LFF
<=
#
1
a3
;
always
@*
if
(
le
)
b3LFF
=
a3
;
assign
b3
=
(
~
oe_n
&&
dir
)
?
b3LFF
:
8
'
hz
;
reg
[
1
:
8
]
a3LFF
;
always
@
(
posedge
clkba
)
if
(
~
le
)
a3LFF
<=
#
1
b3
;
always
@*
if
(
le
)
a3LFF
=
b3
;
assign
a3
=
(
~
oe_n
&&
~
dir
)
?
a3LFF
:
8
'
hz
;
endmodule
hdl/sim/vme64x_bfm/svec_vme_buffers.svh
deleted
100644 → 0
View file @
73627664
`include
"components/sn74vmeh22501.v"
`include
"vme64x_bfm.svh"
module
bidir_buf
(
a
,
b
,
dir
,
/* 0: a->b, 1: b->a */
oe_n
)
;
parameter
g_width
=
1
;
inout
[
g_width
-
1
:
0
]
a
,
b
;
input
dir
,
oe_n
;
assign
b
=
(
!
dir
&&
!
oe_n
)
?
a
:
'bz
;
assign
a
=
(
dir
&&
!
oe_n
)
?
b
:
'bz
;
endmodule
// bidir_buf
module
svec_vme_buffers
(
output
VME_AS_n_o
,
output
VME_RST_n_o
,
output
VME_WRITE_n_o
,
output
[
5
:
0
]
VME_AM_o
,
output
[
1
:
0
]
VME_DS_n_o
,
output
[
5
:
0
]
VME_GA_o
,
input
VME_BERR_i
,
input
VME_DTACK_n_i
,
input
VME_RETRY_n_i
,
input
VME_RETRY_OE_i
,
inout
VME_LWORD_n_b
,
inout
[
31
:
1
]
VME_ADDR_b
,
inout
[
31
:
0
]
VME_DATA_b
,
output
VME_BBSY_n_o
,
input
[
6
:
0
]
VME_IRQ_n_i
,
output
VME_IACKIN_n_o
,
input
VME_IACKOUT_n_i
,
output
VME_IACK_n_o
,
input
VME_DTACK_OE_i
,
input
VME_DATA_DIR_i
,
input
VME_DATA_OE_N_i
,
input
VME_ADDR_DIR_i
,
input
VME_ADDR_OE_N_i
,
IVME64X
.
slave
slave
)
;
pullup
(
slave
.
as_n
)
;
pullup
(
slave
.
rst_n
)
;
pullup
(
slave
.
irq_n
[
0
])
;
pullup
(
slave
.
irq_n
[
1
])
;
pullup
(
slave
.
irq_n
[
2
])
;
pullup
(
slave
.
irq_n
[
3
])
;
pullup
(
slave
.
irq_n
[
4
])
;
pullup
(
slave
.
irq_n
[
5
])
;
pullup
(
slave
.
irq_n
[
6
])
;
pullup
(
slave
.
iack_n
)
;
pullup
(
slave
.
dtack_n
)
;
pullup
(
slave
.
retry_n
)
;
pullup
(
slave
.
ds_n
[
1
])
;
pullup
(
slave
.
ds_n
[
0
])
;
pullup
(
slave
.
lword_n
)
;
pullup
(
slave
.
berr_n
)
;
pullup
(
slave
.
write_n
)
;
pulldown
(
slave
.
bbsy_n
)
;
pullup
(
slave
.
iackin_n
)
;
pullup
(
slave
.
iackout_n
)
;
genvar
i
;
generate
for
(
i
=
0
;
i
<
6
;
i
++
)
assign
slave
.
irq_n
[
i
]
=
(
VME_IRQ_n_i
[
i
]
?
1'b0
:
1'bz
)
;
endgenerate
assign
VME_RST_n_o
=
slave
.
rst_n
;
assign
VME_AS_n_o
=
slave
.
as_n
;
assign
VME_GA_o
=
slave
.
ga
;
assign
VME_WRITE_n_o
=
slave
.
write_n
;
assign
VME_AM_o
=
slave
.
am
;
assign
VME_DS_n_o
=
slave
.
ds_n
;
assign
VME_BBSY_n_o
=
slave
.
bbsy_n
;
assign
VME_IACKIN_n_o
=
slave
.
iackin_n
;
assign
VME_IACK_n_o
=
slave
.
iack_n
;
bidir_buf
#(
1
)
b0
(
slave
.
lword_n
,
VME_LWORD_n_b
,
VME_ADDR_DIR_i
,
VME_ADDR_OE_N_i
)
;
bidir_buf
#(
31
)
b1
(
slave
.
addr
,
VME_ADDR_b
,
VME_ADDR_DIR_i
,
VME_ADDR_OE_N_i
)
;
bidir_buf
#(
33
)
b2
(
slave
.
data
,
VME_DATA_b
,
VME_DATA_DIR_i
,
VME_DATA_OE_N_i
)
;
pulldown
(
VME_BERR_i
)
;
pulldown
(
VME_ADDR_DIR_i
)
;
pulldown
(
VME_ADDR_OE_N_i
)
;
pulldown
(
VME_DATA_DIR_i
)
;
pulldown
(
VME_DATA_OE_N_i
)
;
assign
slave
.
dtack_n
=
VME_DTACK_n_i
;
assign
slave
.
berr_n
=
~
VME_BERR_i
;
assign
slave
.
retry_n
=
VME_RETRY_n_i
;
assign
slave
.
iackout_n
=
VME_IACKOUT_n_i
;
endmodule
`define
DECLARE_VME_BUFFERS
(
iface
)
\
wire VME_AS_n
;
\
wire VME_RST_n
;
\
wire VME_WRITE_n
;
\
wire
[
5
:
0
]
VME_AM
;
\
wire
[
1
:
0
]
VME_DS_n
;
\
wire VME_BERR
;
\
wire VME_DTACK_n
;
\
wire VME_RETRY_n
;
\
wire VME_RETRY_OE
;
\
wire VME_LWORD_n
;
\
wire
[
31
:
1
]
VME_ADDR
;
\
wire
[
31
:
0
]
VME_DATA
;
\
wire VME_BBSY_n
;
\
wire
[
6
:
0
]
VME_IRQ_n
;
\
wire VME_IACKIN_n
,
VME_IACK_n
;
\
wire VME_IACKOUT_n
;
\
wire VME_DTACK_OE
;
\
wire VME_DATA_DIR
;
\
wire VME_DATA_OE_N
;
\
wire VME_ADDR_DIR
;
\
wire VME_ADDR_OE_N
;
\
svec_vme_buffers U_VME_Bufs
(
\
.
VME_AS_n_o
(
VME_AS_n
),
\
.
VME_RST_n_o
(
VME_RST_n
),
\
.
VME_WRITE_n_o
(
VME_WRITE_n
),
\
.
VME_AM_o
(
VME_AM
),
\
.
VME_DS_n_o
(
VME_DS_n
),
\
.
VME_BERR_i
(
VME_BERR
),
\
.
VME_DTACK_n_i
(
VME_DTACK_n
),
\
.
VME_RETRY_n_i
(
VME_RETRY_n
),
\
.
VME_RETRY_OE_i
(
VME_RETRY_OE
),
\
.
VME_LWORD_n_b
(
VME_LWORD_n
),
\
.
VME_ADDR_b
(
VME_ADDR
),
\
.
VME_DATA_b
(
VME_DATA
),
\
.
VME_BBSY_n_o
(
VME_BBSY_n
),
\
.
VME_IRQ_n_i
(
VME_IRQ_n
),
\
.
VME_IACK_n_o
(
VME_IACK_n
),
\
.
VME_IACKIN_n_o
(
VME_IACKIN_n
),
\
.
VME_IACKOUT_n_i
(
VME_IACKOUT_n
),
\
.
VME_DTACK_OE_i
(
VME_DTACK_OE
),
\
.
VME_DATA_DIR_i
(
VME_DATA_DIR
),
\
.
VME_DATA_OE_N_i
(
VME_DATA_OE_N
),
\
.
VME_ADDR_DIR_i
(
VME_ADDR_DIR
),
\
.
VME_ADDR_OE_N_i
(
VME_ADDR_OE_N
),
\
.
slave
(
iface
)
\
)
;
function
automatic
bit
[
5
:
0
]
_
gen_ga
(
int
slot
)
;
bit
[
4
:
0
]
slot_id
=
slot
;
return
{^
slot_id
,
~
slot_id
};
endfunction
// _gen_ga
`define
WIRE_VME_PINS
(
slot_id
)
\
.
VME_AS_n_i
(
VME_AS_n
),
\
.
VME_RST_n_i
(
VME_RST_n
),
\
.
VME_WRITE_n_i
(
VME_WRITE_n
),
\
.
VME_AM_i
(
VME_AM
),
\
.
VME_DS_n_i
(
VME_DS_n
),
\
.
VME_GA_i
(
_gen_ga
(
slot_id
)),
\
.
VME_BERR_o
(
VME_BERR
),
\
.
VME_DTACK_n_o
(
VME_DTACK_n
),
\
.
VME_RETRY_n_o
(
VME_RETRY_n
),
\
.
VME_RETRY_OE_o
(
VME_RETRY_OE
),
\
.
VME_LWORD_n_b
(
VME_LWORD_n
),
\
.
VME_ADDR_b
(
VME_ADDR
),
\
.
VME_DATA_b
(
VME_DATA
),
\
.
VME_BBSY_n_i
(
VME_BBSY_n
),
\
.
VME_IRQ_n_o
(
VME_IRQ_n
),
\
.
VME_IACK_n_i
(
VME_IACK_n
),
\
.
VME_IACKIN_n_i
(
VME_IACKIN_n
),
\
.
VME_IACKOUT_n_o
(
VME_IACKOUT_n
),
\
.
VME_DTACK_OE_o
(
VME_DTACK_OE
),
\
.
VME_DATA_DIR_o
(
VME_DATA_DIR
),
\
.
VME_DATA_OE_N_o
(
VME_DATA_OE_N
),
\
.
VME_ADDR_DIR_o
(
VME_ADDR_DIR
),
\
.
VME_ADDR_OE_N_o
(
VME_ADDR_OE_N
)
\ No newline at end of file
hdl/sim/vme64x_bfm/vme64x_bfm.svh
deleted
100644 → 0
View file @
73627664
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