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95 lines
5.1 KiB
Verilog
95 lines
5.1 KiB
Verilog
// Adaptive Fabric Connector - Top Level
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// Target: Gowin GW1NR-9 (Tang Nano 9K)
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// Ties together Metaprobe sensing, CMYK routing, and GCL/Hachimoji transport
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`timescale 1ns / 1ps
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module adaptive_fabric_connector (
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input wire clk, // 27MHz from Tang Nano
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input wire rst_n,
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// USB-UART Bridge (FTDI)
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input wire uart_rx,
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output wire uart_tx,
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// Physical Layer Probing
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input wire usb_c_mode, // High if Type-C manifold detected
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input wire usb4_mode, // High if USB4 (40Gbps) manifold active
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// Status LEDs
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output wire [5:0] leds // Visual feedback of CMYK state
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);
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// ═══════════════════════════════════════════════════════════════════════════
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// Metaprobe Stress Sensing
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// ═══════════════════════════════════════════════════════════════════════════
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wire [31:0] raw_stress;
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metaprobe_stress_sensor probe_inst (
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.clk(clk),
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.rst_n(rst_n),
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.stress(raw_stress)
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);
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// Physical state verification: we lower the effective stress based on link quality.
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// Standard Type-C (10Gbps+) reduces stress by 50%.
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// USB4 (40Gbps+) reduces stress by 75% to indicate ultra-stable settlement.
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assign fabric_stress = usb4_mode ? (raw_stress >> 2) :
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usb_c_mode ? (raw_stress >> 1) :
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raw_stress;
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// ═══════════════════════════════════════════════════════════════════════════
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// Topological Residual Tracking
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// ═══════════════════════════════════════════════════════════════════════════
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wire [31:0] topo_residual;
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wire topo_pulse;
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topological_residual_engine topo_inst (
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.clk(clk),
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.rst_n(rst_n),
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.stress_a(usb_c_mode ? 32'h00010000 : 32'h0),
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.stress_b(usb4_mode ? 32'h00020000 : 32'h0),
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.stress_combined(fabric_stress),
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.residual(topo_residual),
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.pulse(topo_pulse)
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);
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// ═══════════════════════════════════════════════════════════════════════════
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// CMYK Adaptive Routing
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// ═══════════════════════════════════════════════════════════════════════════
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wire [1:0] routing_state;
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wire [31:0] encoder_residual;
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wire fabric_gate;
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cmyk_adaptive_router router_inst (
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.clk(clk),
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.rst_n(rst_n),
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.v_t(32'h00010000), // Input signal (1.0)
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.m_t(fabric_stress), // Metaprobe stress from RO array
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.delta_t(topo_residual), // Apply topological residual as stress delta
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.state(routing_state),
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.residual(encoder_residual),
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.gate_open(fabric_gate)
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);
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// ═══════════════════════════════════════════════════════════════════════════
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// Data Transport (UART Passthrough with Gating)
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// ═══════════════════════════════════════════════════════════════════════════
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// In a full implementation, this would handle Hachimoji codon decoding.
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// Here, we gate the UART stream based on the fabric state.
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assign uart_tx = fabric_gate ? uart_rx : 1'b1; // Simple echo or gate
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// ═══════════════════════════════════════════════════════════════════════════
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// LED Feedback
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// ═══════════════════════════════════════════════════════════════════════════
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// LED 0-1: CMYK State
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// LED 2: Gate status
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// LED 3-5: Stress level (coarse)
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assign leds[1:0] = ~routing_state; // Active low LEDs on Tang Nano
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assign leds[2] = ~topo_pulse; // Pulse LED on topological interaction
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assign leds[3] = ~(fabric_stress > 32'h2000);
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assign leds[4] = ~(fabric_stress > 32'h6000);
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assign leds[5] = ~(fabric_stress > 32'hA000);
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endmodule
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