pussuw commented on a change in pull request #5782: URL: https://github.com/apache/incubator-nuttx/pull/5782#discussion_r830799058
########## File path: arch/risc-v/include/mode.h ########## @@ -0,0 +1,91 @@ +/**************************************************************************** + * arch/risc-v/include/mode.h + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +#ifndef __ARCH_RISC_V_INCLUDE_MODE_H +#define __ARCH_RISC_V_INCLUDE_MODE_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> +#include <arch/csr.h> + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#ifdef CONFIG_ARCH_USE_S_MODE + +/* CSR definitions */ + +# define CSR_STATUS sstatus /* Global status register */ +# define CSR_GIE SSTATUS_SIE /* Global interrupt enable */ +# define CSR_GPIE SSTATUS_SPIE /* Previous interrupt enable */ +# define CSR_EPC sepc /* Exception program counter */ +# define CSR_IE sie /* Interrupt enable register */ + +/* Interrupt bits */ + +# define IE_EIE SIE_SEIE /* External interrupt enable */ +# define IE_SIE SIE_SSIE /* Software interrupt enable */ +# define IE_TIE SIE_STIE /* Timer interrupt enable */ + +/* Privilege control */ + +# define STATUS_PPX SSTATUS_SPPS /* Previous privilege */ Review comment: PP = Previous Privilege, so IMO there has to be something more to the name. I suggest either _PPP = Previous Privilege Privileged or _PPK = Previous Privilege Kernel or maybe something else ? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@nuttx.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
