1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
module gfx_top
import gfx::*;
(
input logic clk,
rst_n,
input word a[SHADER_LANES],
b[SHADER_LANES],
input logic in_valid,
setup_mul_float,
setup_unit_b,
mnorm_put_hi,
mnorm_put_lo,
mnorm_put_mul,
mnorm_zero_b,
mnorm_zero_flags,
minmax_abs,
minmax_swap,
minmax_zero_min,
minmax_copy_flags,
shiftr_int_signed,
addsub_copy_flags,
addsub_int_operand,
clz_force_nop,
shiftl_copy_flags,
round_copy_flags,
round_enable,
encode_enable,
output logic out_valid,
output word q[SHADER_LANES],
input word geom_tdata,
input logic geom_tlast,
geom_tvalid,
output logic geom_tready,
input logic raster_tready,
output logic raster_tlast,
raster_tvalid,
output word raster_tdata
);
logic srst_n;
gfx_wb fpint_wb();
gfx_axib insn_mem();
gfx_pkts geometry(), coverage();
gfx_regfile_io fpint_io();
gfx_axil bootrom_axi(), debug_axi(), sched_axi(), shader_0_axi();
assign q = fpint_wb.rx.lanes;
assign out_valid = fpint_wb.rx.valid;
assign geometry.tx.tdata = geom_tdata;
assign geometry.tx.tlast = geom_tlast;
assign geometry.tx.tvalid = geom_tvalid;
assign geom_tready = geometry.tx.tready;
assign raster_tdata = coverage.rx.tdata;
assign raster_tlast = coverage.rx.tlast;
assign raster_tvalid = coverage.rx.tvalid;
assign coverage.rx.tready = raster_tready;
fpint_op op;
assign op.writeback = 1;
assign op.setup_mul_float = setup_mul_float;
assign op.setup_unit_b = setup_unit_b;
assign op.mnorm_put_hi = mnorm_put_hi;
assign op.mnorm_put_lo = mnorm_put_lo;
assign op.mnorm_put_mul = mnorm_put_mul;
assign op.mnorm_zero_b = mnorm_zero_b;
assign op.mnorm_zero_flags = mnorm_zero_flags;
assign op.minmax_abs = minmax_abs;
assign op.minmax_swap = minmax_swap;
assign op.minmax_zero_min = minmax_zero_min;
assign op.minmax_copy_flags = minmax_copy_flags;
assign op.shiftr_int_signed = shiftr_int_signed;
assign op.addsub_copy_flags = addsub_copy_flags;
assign op.addsub_int_operand = addsub_int_operand;
assign op.clz_force_nop = clz_force_nop;
assign op.shiftl_copy_flags = shiftl_copy_flags;
assign op.round_copy_flags = round_copy_flags;
assign op.round_enable = round_enable;
assign op.encode_enable = encode_enable;
assign fpint_io.regs.a = a;
assign fpint_io.regs.b = b;
gfx_rst_sync rst_sync
(
.clk,
.rst_n,
.srst_n
);
gfx_shader_fpint fpint
(
.clk,
.rst_n,
.op,
.wb(fpint_wb.tx),
.wave(),
.abort(0),
.in_valid,
.read_data(fpint_io.ab)
);
gfx_sched sched
(
.clk,
.rst_n,
.srst_n,
.irq(0),
.axim(sched_axi.m)
);
gfx_bootrom bootrom
(
.clk,
.rst_n,
.axis(bootrom_axi.s)
);
gfx_sim_debug debug
(
.clk,
.rst_n,
.axis(debug_axi.s)
);
gfx_shader shader_0
(
.clk,
.rst_n,
.sched(shader_0_axi.s),
.insn_mem(insn_mem.m)
);
gfx_xbar_sched xbar
(
.clk,
.srst_n,
.sched(sched_axi.s),
.debug(debug_axi.m),
.bootrom(bootrom_axi.m),
.shader_0(shader_0_axi.m)
);
gfx_raster raster
(
.clk,
.rst_n,
.geometry(geometry.rx),
.coverage(coverage.tx)
);
endmodule
|
