Uploaded sanitized BC250/ROCm Repository.

_TestScripts/Claude Test Scripts/start-comfyui.sh

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+#!/bin/bash
+# =============================================================
+# ComfyUI Launch Script for AMD BC-250 (ROCm / gfx1013 → gfx1030 spoof)
+# =============================================================
+set -euo pipefail
+
+echo "=========================================="
+echo " ComfyUI — BC-250 ROCm Launcher"
+echo "=========================================="
+
+# --- GPU Health Check ---
+if dmesg 2>/dev/null | tail -50 | grep -qi "KIQ fence timeout"; then
+    echo "[ABORT] KIQ fence timeout detected in dmesg — reboot required!"
+    exit 1
+fi
+echo "[OK] GPU health check passed"
+
+# --- ROCm Environment for BC-250 ---
+# CRITICAL: gfx1030 spoof (not gfx1010!) — PyTorch ROCm 6.2 has no gfx1010 kernels
+export HSA_OVERRIDE_GFX_VERSION=10.3.0
+export HSA_ENABLE_SDMA=0
+export HIP_VISIBLE_DEVICES=0
+export ROCM_PATH=/opt/rocm
+export HSA_TOOLS_LIB=""
+export HSA_TOOLS_REPORT_LOAD_FAILURE=0
+export PATH="/opt/rocm/bin:$PATH"
+export LD_LIBRARY_PATH="/opt/rocm/lib"
+
+# --- Performance: DO NOT set these ---
+unset GPU_MAX_HW_QUEUES 2>/dev/null || true
+unset HIP_LAUNCH_BLOCKING 2>/dev/null || true
+unset GGML_CUDA_ENABLE_UNIFIED_MEMORY 2>/dev/null || true
+unset GGML_HIP_HOST_ALLOC 2>/dev/null || true
+unset GGML_CUDA_NO_PINNED 2>/dev/null || true
+unset GGML_HIP_NO_COARSE_GRAIN 2>/dev/null || true
+unset HSA_DISABLE_FRAGMENT_ALLOCATOR 2>/dev/null || true
+
+# --- PyTorch ROCm tuning ---
+export PYTORCH_HIP_ALLOC_CONF="expandable_segments:False"
+
+echo "[OK] ROCm environment configured (gfx1030 spoof)"
+
+# --- Activate venv ---
+cd ~/ComfyUI
+source venv/bin/activate
+
+# --- Launch ComfyUI ---
+echo "[START] Launching ComfyUI on http://0.0.0.0:8188"
+echo "=========================================="
+python main.py \
+    --listen 0.0.0.0 \
+    --port 8188 \
+    --force-fp32 \
+    --lowvram \
+    "$@"