pussuw commented on code in PR #6069: URL: https://github.com/apache/incubator-nuttx/pull/6069#discussion_r850429110
########## arch/risc-v/src/common/pgalloc.h: ########## @@ -0,0 +1,58 @@ +/**************************************************************************** + * arch/risc-v/src/common/pgalloc.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_SRC_COMMON_PGALLOC_H_ +#define __ARCH_RISC_V_SRC_COMMON_PGALLOC_H_ Review Comment: Yes ########## arch/risc-v/src/common/pgalloc.h: ########## @@ -0,0 +1,58 @@ +/**************************************************************************** + * arch/risc-v/src/common/pgalloc.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_SRC_COMMON_PGALLOC_H_ +#define __ARCH_RISC_V_SRC_COMMON_PGALLOC_H_ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <stdint.h> + +/**************************************************************************** + * Public Functions Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Name: riscv_pgpool_to_vaddr + * + * Description: + * Get virtual address for pgpool physical address. Note: this function + * is minimalistic and is only usable for kernel mappings and only tests + * if the paddr is in the pgpool. For user mapped addresses this does not + * work. + * + * Note: + * To get it to work with user addresses, a manual table walk needs to be + * implemented. Not too complex, but not needed for anything -> not + * implemented. + * + * Input Parameters: + * paddr - Physical pgpool address + * + * Return: + * vaddr - Virtual address for physical address + * + ****************************************************************************/ + +uintptr_t riscv_pgpool_to_vaddr(uintptr_t paddr); + +#endif /* __ARCH_RISC_V_SRC_COMMON_PGALLOC_H_ */ Review Comment: Yes -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
