1 | /** |
---|
2 | * @file |
---|
3 | * |
---|
4 | * @ingroup rtems_bsd_rtems |
---|
5 | * |
---|
6 | * @brief TODO. |
---|
7 | */ |
---|
8 | |
---|
9 | /* |
---|
10 | * Copyright (c) 2009-2015 embedded brains GmbH. All rights reserved. |
---|
11 | * |
---|
12 | * embedded brains GmbH |
---|
13 | * Dornierstr. 4 |
---|
14 | * 82178 Puchheim |
---|
15 | * Germany |
---|
16 | * <rtems@embedded-brains.de> |
---|
17 | * |
---|
18 | * Redistribution and use in source and binary forms, with or without |
---|
19 | * modification, are permitted provided that the following conditions |
---|
20 | * are met: |
---|
21 | * 1. Redistributions of source code must retain the above copyright |
---|
22 | * notice, this list of conditions and the following disclaimer. |
---|
23 | * 2. Redistributions in binary form must reproduce the above copyright |
---|
24 | * notice, this list of conditions and the following disclaimer in the |
---|
25 | * documentation and/or other materials provided with the distribution. |
---|
26 | * |
---|
27 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
---|
28 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
---|
29 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
---|
30 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
---|
31 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
---|
32 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
---|
33 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
---|
34 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
---|
35 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
---|
36 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
---|
37 | * SUCH DAMAGE. |
---|
38 | */ |
---|
39 | |
---|
40 | #include <machine/rtems-bsd-kernel-space.h> |
---|
41 | #include <machine/rtems-bsd-thread.h> |
---|
42 | |
---|
43 | #include <sys/param.h> |
---|
44 | #include <sys/types.h> |
---|
45 | #include <sys/systm.h> |
---|
46 | #include <sys/kernel.h> |
---|
47 | #include <sys/sysctl.h> |
---|
48 | #include <sys/lock.h> |
---|
49 | #include <sys/mutex.h> |
---|
50 | #include <sys/proc.h> |
---|
51 | #include <sys/stat.h> |
---|
52 | #include <sys/kbio.h> |
---|
53 | |
---|
54 | #include <limits.h> |
---|
55 | |
---|
56 | #include <dev/kbd/kbdreg.h> |
---|
57 | |
---|
58 | #include <net80211/ieee80211_freebsd.h> |
---|
59 | |
---|
60 | #include <rtems/bsd/bsd.h> |
---|
61 | |
---|
62 | SYSINIT_REFERENCE(configure1); |
---|
63 | SYSINIT_REFERENCE(module); |
---|
64 | SYSINIT_REFERENCE(kobj); |
---|
65 | SYSINIT_REFERENCE(linker_kernel); |
---|
66 | SYSINIT_MODULE_REFERENCE(rootbus); |
---|
67 | SYSINIT_DRIVER_REFERENCE(nexus, root); |
---|
68 | |
---|
69 | RTEMS_BSD_DEFINE_SET(kbddriver_set, const keyboard_driver_t *); |
---|
70 | RTEMS_BSD_DEFINE_SET(modmetadata_set, struct mod_metadata *); |
---|
71 | RTEMS_BSD_DEFINE_SET(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc *); |
---|
72 | RTEMS_BSD_DEFINE_SET(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc *); |
---|
73 | typedef void (*ratectl_modevent)(int); |
---|
74 | RTEMS_BSD_DEFINE_SET(ratectl_set, ratectl_modevent); |
---|
75 | typedef void (*scanner_modevent)(int); |
---|
76 | RTEMS_BSD_DEFINE_SET(scanner_set, scanner_modevent); |
---|
77 | typedef void (*crypto_modevent)(int); |
---|
78 | RTEMS_BSD_DEFINE_SET(crypto_set, crypto_modevent); |
---|
79 | RTEMS_BSD_DEFINE_SET(sysctl_set, struct sysctl_oid *); |
---|
80 | |
---|
81 | RTEMS_BSD_DEFINE_RWSET(sysinit_set, struct sysinit *); |
---|
82 | |
---|
83 | /* In FreeBSD this is a local function */ |
---|
84 | void mi_startup(void); |
---|
85 | |
---|
86 | int hz; |
---|
87 | int tick; |
---|
88 | sbintime_t tick_sbt; |
---|
89 | struct bintime bt_timethreshold; |
---|
90 | struct bintime bt_tickthreshold; |
---|
91 | sbintime_t sbt_timethreshold; |
---|
92 | sbintime_t sbt_tickthreshold; |
---|
93 | struct bintime tc_tick_bt; |
---|
94 | sbintime_t tc_tick_sbt; |
---|
95 | int tc_precexp; |
---|
96 | int maxusers; /* base tunable */ |
---|
97 | |
---|
98 | static SYSCTL_NODE(_kern, OID_AUTO, smp, CTLFLAG_RD|CTLFLAG_CAPRD, NULL, |
---|
99 | "Kernel SMP"); |
---|
100 | |
---|
101 | static int maxid_maxcpus; |
---|
102 | |
---|
103 | SYSCTL_INT(_kern_smp, OID_AUTO, maxid, CTLFLAG_RD|CTLFLAG_CAPRD, |
---|
104 | &maxid_maxcpus, 0, "Max CPU ID."); |
---|
105 | |
---|
106 | SYSCTL_INT(_kern_smp, OID_AUTO, maxcpus, CTLFLAG_RD|CTLFLAG_CAPRD, |
---|
107 | &maxid_maxcpus, 0, "Max number of CPUs that the system was compiled for."); |
---|
108 | |
---|
109 | #undef _bsd_ticks |
---|
110 | |
---|
111 | RTEMS_STATIC_ASSERT(sizeof(int) == sizeof(int32_t), ticks); |
---|
112 | |
---|
113 | volatile uint32_t _Watchdog_Ticks_since_boot; |
---|
114 | |
---|
115 | extern volatile int32_t _bsd_ticks |
---|
116 | __attribute__ ((__alias__("_Watchdog_Ticks_since_boot"))); |
---|
117 | |
---|
118 | __attribute__((__weak__)) void _arc4random_getentropy_fail(void) |
---|
119 | { |
---|
120 | |
---|
121 | } |
---|
122 | |
---|
123 | __attribute__((__weak__)) int getentropy(void *buf, size_t n) |
---|
124 | { |
---|
125 | |
---|
126 | memset(buf, 0, n); |
---|
127 | return (0); |
---|
128 | } |
---|
129 | |
---|
130 | rtems_status_code |
---|
131 | rtems_bsd_initialize(void) |
---|
132 | { |
---|
133 | static const char name[] = "TIME"; |
---|
134 | rtems_status_code sc; |
---|
135 | |
---|
136 | hz = (int) rtems_clock_get_ticks_per_second(); |
---|
137 | tick = 1000000 / hz; |
---|
138 | tick_sbt = SBT_1S / hz; |
---|
139 | FREQ2BT(hz, &tc_tick_bt); |
---|
140 | tc_tick_sbt = bttosbt(tc_tick_bt); |
---|
141 | tc_precexp = 31; |
---|
142 | bt_timethreshold.sec = INT_MAX; |
---|
143 | bt_timethreshold.frac = ~(uint64_t)0; |
---|
144 | bt_tickthreshold = bt_timethreshold; |
---|
145 | sbt_timethreshold = bttosbt(bt_timethreshold); |
---|
146 | sbt_tickthreshold = bttosbt(bt_tickthreshold); |
---|
147 | maxusers = 1; |
---|
148 | maxid_maxcpus = (int) rtems_get_processor_count(); |
---|
149 | |
---|
150 | mkdir("/etc", S_IRWXU | S_IRWXG | S_IRWXO); |
---|
151 | |
---|
152 | sc = rtems_timer_initiate_server( |
---|
153 | rtems_bsd_get_task_priority(name), |
---|
154 | rtems_bsd_get_task_stack_size(name), |
---|
155 | RTEMS_DEFAULT_ATTRIBUTES |
---|
156 | ); |
---|
157 | if (sc != RTEMS_SUCCESSFUL) { |
---|
158 | return RTEMS_UNSATISFIED; |
---|
159 | } |
---|
160 | |
---|
161 | mutex_init(); |
---|
162 | mi_startup(); |
---|
163 | |
---|
164 | return RTEMS_SUCCESSFUL; |
---|
165 | } |
---|