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Elphel
x393
Commits
69eeb5d7
Commit
69eeb5d7
authored
Jun 14, 2016
by
Andrey Filippov
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changed order of the function defines
parent
4def82ba
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x393_mcontr_encode_cmd.vh
includes/x393_mcontr_encode_cmd.vh
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includes/x393_mcontr_encode_cmd.vh
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69eeb5d7
...
...
@@ -36,10 +36,10 @@
* with at least one of the Free Software programs.
*/
function [31:0] func_encode_skip;
input [CMD_PAUSE_BITS-1:0] skip; // number of extra cycles to skip (and keep all the other outputs)
input done; // end of sequence
function [31:0] func_encode_cmd;
input [14:0] addr; // 15-bit row/column address
input [2:0] bank; // bank (here OK to be any)
input [2:0] rcw; // RAS/CAS/WE, positive logic
input odt_en; // enable ODT
input cke; // disable CKE
input sel; // first/second half-cycle, other will be nop (cke+odt applicable to both)
...
...
@@ -49,30 +49,32 @@
input dci; // DCI disable, both DQ and DQS lines (internal logic and timing sequencer for 0->1 and 1->0)
input buf_wr; // connect to external buffer (but only if not paused)
input buf_rd; // connect to external buffer (but only if not paused)
input nop; // add NOP after the current command, keep other data
input buf_rst; // connect to external buffer (but only if not paused)
begin
func_encode_
skip= func_encode_cmd (
{{14-CMD_DONE_BIT{1'b0}}, done, skip[CMD_PAUSE_BITS-1:0]},
// 15-bit row/column address
bank[2:0], // bank (here OK to be any)
3'b0, // RAS/CAS/WE, positive logic
func_encode_
cmd={
addr[14:0],
// 15-bit row/column address
bank [2:0], // bank
rcw[2:0], // RAS/CAS/WE
odt_en, // enable ODT
cke, // disable CKE
cke, // may be optimized (removed from here)?
sel, // first/second half-cycle, other will be nop (cke+odt applicable to both)
dq_en, // enable (not tristate) DQ lines (internal timing sequencer for 0->1 and 1->0)
dqs_en, // enable (not tristate) DQS lines (internal timing sequencer for 0->1 and 1->0)
dqs_toggle, // enable toggle DQS according to the pattern
dci, // DCI disable, both DQ and DQS lines (internal logic and timing sequencer for 0->1 and 1->0)
buf_wr, // connect to external buffer (but only if not paused)
buf_rd, // connect to external buffer (but only if not paused)
1'b0, // nop
buf_rst);
buf_wr, // phy_buf_wr, // connect to external buffer (but only if not paused)
buf_rd, // phy_buf_rd, // connect to external buffer (but only if not paused)
nop, // add NOP after the current command, keep other data
buf_rst // Reserved for future use
};
end
endfunction
function [31:0] func_encode_cmd;
input [14:0] addr; // 15-bit row/column address
function [31:0] func_encode_skip;
input [CMD_PAUSE_BITS-1:0] skip; // number of extra cycles to skip (and keep all the other outputs)
input done; // end of sequence
input [2:0] bank; // bank (here OK to be any)
input [2:0] rcw; // RAS/CAS/WE, positive logic
input odt_en; // enable ODT
input cke; // disable CKE
input sel; // first/second half-cycle, other will be nop (cke+odt applicable to both)
...
...
@@ -82,25 +84,24 @@
input dci; // DCI disable, both DQ and DQS lines (internal logic and timing sequencer for 0->1 and 1->0)
input buf_wr; // connect to external buffer (but only if not paused)
input buf_rd; // connect to external buffer (but only if not paused)
input nop; // add NOP after the current command, keep other data
input buf_rst; // connect to external buffer (but only if not paused)
begin
func_encode_
cmd={
addr[14:0],
// 15-bit row/column address
bank [2:0], // bank
rcw[2:0], // RAS/CAS/WE
func_encode_
skip= func_encode_cmd (
{{14-CMD_DONE_BIT{1'b0}}, done, skip[CMD_PAUSE_BITS-1:0]},
// 15-bit row/column address
bank[2:0], // bank (here OK to be any)
3'b0, // RAS/CAS/WE, positive logic
odt_en, // enable ODT
cke, // may be optimized (removed from here)?
cke, // disable CKE
sel, // first/second half-cycle, other will be nop (cke+odt applicable to both)
dq_en, // enable (not tristate) DQ lines (internal timing sequencer for 0->1 and 1->0)
dqs_en, // enable (not tristate) DQS lines (internal timing sequencer for 0->1 and 1->0)
dqs_toggle, // enable toggle DQS according to the pattern
dci, // DCI disable, both DQ and DQS lines (internal logic and timing sequencer for 0->1 and 1->0)
buf_wr, // phy_buf_wr, // connect to external buffer (but only if not paused)
buf_rd, // phy_buf_rd, // connect to external buffer (but only if not paused)
nop, // add NOP after the current command, keep other data
buf_rst // Reserved for future use
};
buf_wr, // connect to external buffer (but only if not paused)
buf_rd, // connect to external buffer (but only if not paused)
1'b0, // nop
buf_rst);
end
endfunction
\ No newline at end of file
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