1 /* 2 * Copyright (c) 2010 Kip Macy All rights reserved. 3 * Copyright (C) 2017 THL A29 Limited, a Tencent company. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, this 10 * list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * Derived in part from libplebnet's pn_init.c. 27 */ 28 29 #include <sys/cdefs.h> 30 #include <sys/param.h> 31 #include <sys/pcpu.h> 32 #include <sys/systm.h> 33 #include <sys/proc.h> 34 #include <sys/lock.h> 35 #include <sys/sx.h> 36 #include <sys/vmmeter.h> 37 #include <sys/cpuset.h> 38 #include <sys/sysctl.h> 39 40 #include <vm/uma.h> 41 #include <vm/uma_int.h> 42 #include <vm/vm.h> 43 #include <vm/vm_extern.h> 44 45 #include "ff_host_interface.h" 46 #include "ff_api.h" 47 #include "ff_config.h" 48 49 unsigned int sleep(unsigned int seconds); 50 51 int ff_freebsd_init(void); 52 53 extern void mutex_init(void); 54 extern void mi_startup(void); 55 extern void uma_startup(void *, int); 56 extern void uma_startup2(void); 57 58 extern void ff_init_thread0(void); 59 60 struct sx proctree_lock; 61 struct pcpu *pcpup; 62 struct uma_page_head *uma_page_slab_hash; 63 int uma_page_mask; 64 extern cpuset_t all_cpus; 65 66 long physmem; 67 68 int 69 ff_freebsd_init(void) 70 { 71 int boot_pages; 72 unsigned int num_hash_buckets; 73 char tmpbuf[32] = {0}; 74 void *bootmem; 75 int error; 76 77 snprintf(tmpbuf, sizeof(tmpbuf), "%u", ff_global_cfg.freebsd.hz); 78 error = kern_setenv("kern.hz", tmpbuf); 79 if (error != 0) { 80 panic("kern_setenv failed: kern.hz=%s\n", tmpbuf); 81 } 82 83 struct ff_freebsd_cfg *cur; 84 cur = ff_global_cfg.freebsd.boot; 85 while (cur) { 86 error = kern_setenv(cur->name, cur->str); 87 if (error != 0) { 88 printf("kern_setenv failed: %s=%s\n", cur->name, cur->str); 89 } 90 91 cur = cur->next; 92 } 93 94 physmem = ff_global_cfg.freebsd.physmem; 95 96 pcpup = malloc(sizeof(struct pcpu), M_DEVBUF, M_ZERO); 97 pcpu_init(pcpup, 0, sizeof(struct pcpu)); 98 CPU_SET(0, &all_cpus); 99 100 ff_init_thread0(); 101 102 boot_pages = 16; 103 bootmem = (void *)kmem_malloc(NULL, boot_pages*PAGE_SIZE, M_ZERO); 104 uma_startup(bootmem, boot_pages); 105 uma_startup2(); 106 107 num_hash_buckets = 8192; 108 uma_page_slab_hash = (struct uma_page_head *)kmem_malloc(NULL, sizeof(struct uma_page)*num_hash_buckets, M_ZERO); 109 uma_page_mask = num_hash_buckets - 1; 110 111 mutex_init(); 112 mi_startup(); 113 sx_init(&proctree_lock, "proctree"); 114 115 cur = ff_global_cfg.freebsd.sysctl; 116 while (cur) { 117 error = kernel_sysctlbyname(curthread, cur->name, NULL, NULL, 118 cur->value, cur->vlen, NULL, 0); 119 120 if (error != 0) { 121 printf("kernel_sysctlbyname failed: %s=%s\n", cur->name, cur->str); 122 } 123 124 cur = cur->next; 125 } 126 127 return (0); 128 } 129