chipflow.packaging.lockfile

Lock file models for pin assignments.

The lock file captures the complete pin allocation for a design, allowing pins to be locked and reused across design iterations.

Classes

Package	Serializable identifier for a defined packaging option.
LockFile	Representation of a pin lock file.

Module Contents

class chipflow.packaging.lockfile.Package

Bases: pydantic.BaseModel

Serializable identifier for a defined packaging option.

Attributes:

package_type: Package type (discriminated union of all PackageDef types)

class chipflow.packaging.lockfile.LockFile

Bases: pydantic.BaseModel

Representation of a pin lock file.

The lock file stores the complete pin allocation for a design, allowing pins to remain consistent across design iterations.

Attributes:

process: Semiconductor process being used package: Information about the physical package port_map: Mapping of components to interfaces to ports metadata: Amaranth metadata, for reference