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cleanup
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@shinyquagsire23
shinyquagsire23 committed Apr 6, 2023
1 parent 0bbabc4 commit 70203c8
Showing 1 changed file with 10 additions and 35 deletions.
45 changes: 10 additions & 35 deletions glitch_and_exi/glitch_and_exi.v
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Original file line number Diff line number Diff line change
Expand Up @@ -163,33 +163,23 @@ module top (

WIIU_DEBUG_HISTORY_LEN <= WIIU_DEBUG_HISTORY_LEN + 9;
end
else if ((WIIU_DEBUG != LAST_WIIU_DEBUG || (buffer_btn2 && !last_buffer_btn2))) begin
else if ((WIIU_DEBUG != LAST_WIIU_DEBUG || (buffer_btn2 && !last_buffer_btn2)) && !BTN3) begin
WIIU_DEBUG_HISTORY <= WIIU_DEBUG_HISTORY | (WIIU_DEBUG << (8*WIIU_DEBUG_HISTORY_LEN));
WIIU_DEBUG_HISTORY_LEN <= WIIU_DEBUG_HISTORY_LEN + 1;
LAST_WIIU_DEBUG <= WIIU_DEBUG;

// 0x25 and 0x88 are our winners.
// Everything else is just on the off chance that the pins
// float to 0x88 or 0x25 during reset or booting.
if (WIIU_DEBUG == 8'h88) begin
if (WIIU_DEBUG == 8'h88
|| WIIU_DEBUG == 8'h25) begin
perma_stop_reset <= 1;
end
if (WIIU_DEBUG == 8'h25) begin
perma_stop_reset <= 1;
end
else if (WIIU_DEBUG == 8'hc3) begin
perma_stop_reset <= 0;
end
else if (WIIU_DEBUG == 8'hda) begin
perma_stop_reset <= 0;
end
else if (WIIU_DEBUG == 8'he1) begin
perma_stop_reset <= 0;
end
else if (WIIU_DEBUG == 8'h0d) begin
perma_stop_reset <= 0;
end
else if (WIIU_DEBUG == 8'h1d) begin
else if (WIIU_DEBUG == 8'hc3
|| WIIU_DEBUG == 8'hda
|| WIIU_DEBUG == 8'he1
|| WIIU_DEBUG == 8'h0d
|| WIIU_DEBUG == 8'h1d) begin
perma_stop_reset <= 0;
end
end else begin
Expand Down Expand Up @@ -256,7 +246,7 @@ module top (
end

// Manual reset hold on BTN3, plus reset counter
if (BTN3 && !glitch_counter) begin
if (BTN3) begin
reset_trigger <= 1;
perma_stop_reset <= 0;
//glitch_counter <= GLITCH_DELAY + glitch_len_iter;
Expand All @@ -269,20 +259,6 @@ module top (
reset_trigger <= 0;
end

// Glitch counter trigger
if (glitch_counter) begin
glitch_counter <= glitch_counter - 1;
if (glitch_counter <= glitch_len_iter) begin
glitch_trigger <= 1;
end else begin
glitch_trigger <= 0;
end
end
else begin
glitch_trigger <= 0;
end


// Emulate my button bouncing
if (button_delay_0) begin
if (button_delay_0 == 1) begin
Expand Down Expand Up @@ -334,7 +310,6 @@ module top (
// My p-channel MOSFET is crusty and slow, so we trigger earlier than we should.
// Nominally, this would trigger after 64ish clocks, so that the 03030303 check
// passes and the next read is just FFs.
assign P1B2 = (glitch_trigger && !perma_stop_reset) ? 1'bz : 1'b1;
assign P1B3 = (exi_clk_cnt > 16'h20 && exi_clk_cnt < 16'h80) ? 1'bz : 1'b1;//exi_dat_tmp; //
//assign P1B8 = 0;//(exi_clk_cnt > 8'h20);

endmodule

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