1 /* 2 * Copyright (c) 2023 Institute of Parallel And Distributed Systems (IPADS), Shanghai Jiao Tong University (SJTU) 3 * Licensed under the Mulan PSL v2. 4 * You can use this software according to the terms and conditions of the Mulan PSL v2. 5 * You may obtain a copy of Mulan PSL v2 at: 6 * http://license.coscl.org.cn/MulanPSL2 7 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR 8 * IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR 9 * PURPOSE. 10 * See the Mulan PSL v2 for more details. 11 */ 12 #ifndef MEM_OPS_H 13 #define MEM_OPS_H 14 15 #include <stdint.h> 16 #include "tee_uuid.h" 17 18 #define STATPROC_NAME_MAX 64 19 #define PATHNAME_MAX 256 20 #define STATPROC_MAX 100 21 22 struct stat_proc_mem { 23 char name[STATPROC_NAME_MAX]; 24 uint32_t mem; 25 uint32_t mem_max; 26 uint32_t mem_limit; 27 }; 28 29 struct stat_mem_info { 30 uint32_t total_mem; 31 uint32_t mem; 32 uint32_t free_mem; 33 uint32_t free_mem_min; 34 uint32_t proc_num; 35 struct stat_proc_mem proc_mem[STATPROC_MAX]; 36 }; 37 38 int mem_ops_init(void); 39 40 int32_t task_map_ns_phy_mem(uint32_t task_id, uint64_t phy_addr, uint32_t size, 41 uint64_t *info); 42 43 int32_t self_map_ns_phy_mem(uint64_t info, uint32_t size, uint64_t *virt_addr); 44 45 int32_t task_unmap(uint32_t task_id, uint64_t info, uint32_t size); 46 47 int32_t self_unmap(uint64_t info); 48 49 void *alloc_sharemem_aux(const struct tee_uuid *uuid, uint32_t size); 50 51 uint32_t free_sharemem(void *addr, uint32_t size); 52 53 int32_t map_sharemem(uint32_t src_task, uint64_t vaddr, uint64_t size, 54 uint64_t *vaddr_out); 55 56 uint32_t unmap_sharemem(void *addr, uint32_t size); 57 58 uint64_t virt_to_phys(uintptr_t vaddr); 59 60 int32_t dump_mem_info(struct stat_mem_info *info, int print_history); 61 62 #endif /* MEM_OPS_H */ 63