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Pull out header size as a parameter

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich 2023-06-29 15:48:39 -07:00
parent 77adf30dad
commit f705646e3e
4 changed files with 16 additions and 8 deletions
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6
rtl/arp_eth_rx.v
View File

@ -86,11 +86,13 @@ module arp_eth_rx #
output wire error_invalid_header
);
parameter CYCLE_COUNT = (28+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter HDR_SIZE = 28;
parameter CYCLE_COUNT = (HDR_SIZE+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter PTR_WIDTH = $clog2(CYCLE_COUNT);
parameter OFFSET = 28 % KEEP_WIDTH;
parameter OFFSET = HDR_SIZE % KEEP_WIDTH;
// bus width assertions
initial begin

6
rtl/arp_eth_tx.v
View File

@ -82,11 +82,13 @@ module arp_eth_tx #
output wire busy
);
parameter CYCLE_COUNT = (28+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter HDR_SIZE = 28;
parameter CYCLE_COUNT = (HDR_SIZE+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter PTR_WIDTH = $clog2(CYCLE_COUNT);
parameter OFFSET = 28 % KEEP_WIDTH;
parameter OFFSET = HDR_SIZE % KEEP_WIDTH;
// bus width assertions
initial begin

6
rtl/eth_axis_rx.v
View File

@ -77,11 +77,13 @@ module eth_axis_rx #
output wire error_header_early_termination
);
parameter CYCLE_COUNT = (14+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter HDR_SIZE = 14;
parameter CYCLE_COUNT = (HDR_SIZE+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter PTR_WIDTH = $clog2(CYCLE_COUNT);
parameter OFFSET = 14 % KEEP_WIDTH;
parameter OFFSET = HDR_SIZE % KEEP_WIDTH;
// bus width assertions
initial begin

6
rtl/eth_axis_tx.v
View File

@ -76,11 +76,13 @@ module eth_axis_tx #
output wire busy
);
parameter CYCLE_COUNT = (14+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter HDR_SIZE = 14;
parameter CYCLE_COUNT = (HDR_SIZE+KEEP_WIDTH-1)/KEEP_WIDTH;
parameter PTR_WIDTH = $clog2(CYCLE_COUNT);
parameter OFFSET = 14 % KEEP_WIDTH;
parameter OFFSET = HDR_SIZE % KEEP_WIDTH;
// bus width assertions
initial begin