1/*************************************************************************************** 2* Copyright (c) 2025 Beijing Institute of Open Source Chip (BOSC) 3* Copyright (c) 2025 Institute of Computing Technology, Chinese Academy of Sciences 4* 5* XiangShan is licensed under Mulan PSL v2. 6* You can use this software according to the terms and conditions of the Mulan PSL v2. 7* You may obtain a copy of Mulan PSL v2 at: 8* http://license.coscl.org.cn/MulanPSL2 9* 10* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, 11* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, 12* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. 13* 14* See the Mulan PSL v2 for more details. 15***************************************************************************************/ 16 17package utils 18 19import chisel3._ 20 21// An empty module. Should be replaced by PD flow. 22class PowerSwitchBuffer extends RawModule { 23 val sleep = dontTouch(IO(Input(Bool()))) 24 val ack = dontTouch(IO(Output(Bool()))) 25 26 ack := sleep 27} 28