1 /* 2 * Test dataspace operations. 3 * 4 * Copyright (C) 2020, 2021 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #include <l4/re/env.h> 23 #include <l4/sys/err.h> 24 25 #include <ipc/thread.h> 26 27 #include <stdio.h> 28 #include <string.h> 29 #include <stdlib.h> 30 31 #include "accessing.h" 32 #include "memory_incremental.h" 33 #include "memory_utils.h" 34 #include "page_queue_shared.h" 35 #include "pages.h" 36 #include "paging.h" 37 #include "resource_server.h" 38 #include "test_file_opener.h" 39 40 41 42 const unsigned int REGION_PAGES = 8; 43 const unsigned int MEMORY_PAGES = REGION_PAGES * 10; 44 const unsigned int FILE_PAGES = 20; 45 46 int main(int argc, char *argv[]) 47 { 48 long err; 49 50 /* Introduce concurrency control. */ 51 52 err = ipc_thread_init(); 53 54 if (err) 55 { 56 printf("Initialisation error: %s\n", l4sys_errtostr(err)); 57 return 1; 58 } 59 60 /* Configure the number of available pages using any argument. */ 61 62 unsigned int memory_pages = MEMORY_PAGES; 63 64 if (argc > 1) 65 memory_pages = atoi(argv[1]) * REGION_PAGES; 66 67 /* Some memory plus infrastructure. */ 68 69 MemoryIncremental mem(memory_pages, page(REGION_PAGES)); 70 Accessing accessing; 71 Paging paging; 72 PageQueueShared queue; 73 Pages pages(&mem, &queue); 74 TestFileOpener opener(&accessing, &paging, &pages, page(FILE_PAGES)); 75 76 /* Register a server associating it with the given object. */ 77 78 ResourceServer server(&opener); 79 err = server.bind("server"); 80 81 if (err) 82 { 83 printf("Could not bind server: %s\n", l4sys_errtostr(err)); 84 return 1; 85 } 86 87 printf("Starting server...\n"); 88 server.start(); 89 return 0; 90 } 91 92 // vim: tabstop=2 expandtab shiftwidth=2