vivado_generate_xdc_from_board · Vivado Mcp Agent MCP

WHAT IT DOES

What vivado_generate_xdc_from_board does on Vivado Mcp Agent

AI agents use vivado_generate_xdc_from_board to create or update resources in Vivado Mcp Agent — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Vivado Mcp Agent environment.

WHY IT NEEDS A POLICY

Why vivado_generate_xdc_from_board needs a policy

This tool creates new constraint files for FPGA designs based on board YAML input. File generation is a Write operation because it creates new data artifacts. While it has safeguards against modifying existing XDC files, the core function is generating/writing new constraint templates.

From the tool's definition The tool generates and creates an XDC (Xilinx Design Constraint) template file. The description explicitly states it 'Generate[s] an XDC template' which is a file creation operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

vivado_generate_xdc_from_board Rate-limited

vivado_generate_xdc_from_board stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "vivado_generate_xdc_from_board": {
      "limits": [
        {
          "counter": "vivado_generate_xdc_from_board_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Vivado Mcp Agent, so you can run agents against it safely.

FAQ

Questions about vivado_generate_xdc_from_board

What does the vivado_generate_xdc_from_board tool do? +

Generate an XDC template from board YAML. This does not silently modify existing XDC. It is categorised as a Write tool in the Vivado Mcp Agent MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on vivado_generate_xdc_from_board? +

Register the Vivado Mcp Agent MCP server in PolicyLayer and add a rule for vivado_generate_xdc_from_board: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Vivado Mcp Agent. Nothing to install.

What risk level is vivado_generate_xdc_from_board? +

vivado_generate_xdc_from_board is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit vivado_generate_xdc_from_board? +

Yes. Add a rate_limit block to the vivado_generate_xdc_from_board rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block vivado_generate_xdc_from_board completely? +

Set action: deny in the PolicyLayer policy for vivado_generate_xdc_from_board. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides vivado_generate_xdc_from_board? +

vivado_generate_xdc_from_board is provided by the Vivado Mcp Agent MCP server (wangyuxin0707/vivado-mcp-agent). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.