# Copyright lowRISC contributors.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0

"""Enumerated types for fields
Generated by validation, used by backends
"""

from enum import Enum


class JsonEnum(Enum):
    def for_json(x):
        return str(x)


class SwWrAccess(JsonEnum):
    WR = 1
    NONE = 2


class SwRdAccess(JsonEnum):
    RD = 1
    RC = 2  # Special handling for port
    NONE = 3


class SwAccess(JsonEnum):
    RO = 1
    RW = 2
    WO = 3
    W1C = 4
    W1S = 5
    W0C = 6
    RC = 7
    R0W1C = 8
    NONE = 9


class HwAccess(JsonEnum):
    HRO = 1
    HRW = 2
    HWO = 3
    NONE = 4  # No access allowed