Subversion Repositories HelenOS

Rev

Rev 4055 | Rev 4201 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
662 decky 1
/*
2071 jermar 2
 * Copyright (c) 2005 Martin Decky
662 decky 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1862 jermar 29
/** @addtogroup generic
1702 cejka 30
 * @{
31
 */
32
 
1264 jermar 33
/**
1702 cejka 34
 * @file
4156 trochtova 35
 * @brief Syscall table and syscall wrappers.
1264 jermar 36
 */
4156 trochtova 37
 
678 decky 38
#include <syscall/syscall.h>
714 decky 39
#include <proc/thread.h>
1118 jermar 40
#include <proc/task.h>
4055 trochtova 41
#include <proc/program.h>
977 jermar 42
#include <mm/as.h>
712 decky 43
#include <print.h>
44
#include <putchar.h>
955 palkovsky 45
#include <arch.h>
46
#include <debug.h>
4156 trochtova 47
#include <ddi/device.h>
1027 palkovsky 48
#include <ipc/sysipc.h>
1109 jermar 49
#include <synch/futex.h>
4055 trochtova 50
#include <synch/smc.h>
1178 jermar 51
#include <ddi/ddi.h>
1297 jermar 52
#include <security/cap.h>
1318 vana 53
#include <sysinfo/sysinfo.h>
1474 palkovsky 54
#include <console/console.h>
4055 trochtova 55
#include <udebug/udebug.h>
662 decky 56
 
1100 palkovsky 57
/** Dispatch system call */
2605 jermar 58
unative_t syscall_handler(unative_t a1, unative_t a2, unative_t a3,
59
    unative_t a4, unative_t a5, unative_t a6, unative_t id)
1100 palkovsky 60
{
1780 jermar 61
    unative_t rc;
4156 trochtova 62
 
4055 trochtova 63
#ifdef CONFIG_UDEBUG
64
    udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, 0, false);
65
#endif
4156 trochtova 66
 
67
    if (id < SYSCALL_END) {
2605 jermar 68
        rc = syscall_table[id](a1, a2, a3, a4, a5, a6);
4055 trochtova 69
    } else {
70
        printf("Task %" PRIu64": Unknown syscall %#" PRIxn, TASK->taskid, id);
1597 palkovsky 71
        task_kill(TASK->taskid);
72
        thread_exit();
73
    }
4156 trochtova 74
 
1579 jermar 75
    if (THREAD->interrupted)
76
        thread_exit();
4156 trochtova 77
 
4055 trochtova 78
#ifdef CONFIG_UDEBUG
79
    udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, rc, true);
4156 trochtova 80
 
4055 trochtova 81
    /*
82
     * Stopping point needed for tasks that only invoke non-blocking
83
     * system calls.
84
     */
85
    udebug_stoppable_begin();
86
    udebug_stoppable_end();
4156 trochtova 87
#endif
88
 
1579 jermar 89
    return rc;
1100 palkovsky 90
}
91
 
662 decky 92
syshandler_t syscall_table[SYSCALL_END] = {
4055 trochtova 93
    (syshandler_t) sys_klog,
2119 decky 94
    (syshandler_t) sys_tls_set,
1297 jermar 95
 
1235 jermar 96
    /* Thread and task related syscalls. */
2119 decky 97
    (syshandler_t) sys_thread_create,
98
    (syshandler_t) sys_thread_exit,
2187 decky 99
    (syshandler_t) sys_thread_get_id,
4055 trochtova 100
 
2119 decky 101
    (syshandler_t) sys_task_get_id,
4055 trochtova 102
    (syshandler_t) sys_task_set_name,
103
    (syshandler_t) sys_program_spawn_loader,
1235 jermar 104
 
105
    /* Synchronization related syscalls. */
2119 decky 106
    (syshandler_t) sys_futex_sleep_timeout,
107
    (syshandler_t) sys_futex_wakeup,
4055 trochtova 108
    (syshandler_t) sys_smc_coherence,
1235 jermar 109
 
110
    /* Address space related syscalls. */
2119 decky 111
    (syshandler_t) sys_as_area_create,
112
    (syshandler_t) sys_as_area_resize,
4055 trochtova 113
    (syshandler_t) sys_as_area_change_flags,
2119 decky 114
    (syshandler_t) sys_as_area_destroy,
115
 
1235 jermar 116
    /* IPC related syscalls. */
2119 decky 117
    (syshandler_t) sys_ipc_call_sync_fast,
2615 jermar 118
    (syshandler_t) sys_ipc_call_sync_slow,
2119 decky 119
    (syshandler_t) sys_ipc_call_async_fast,
2618 jermar 120
    (syshandler_t) sys_ipc_call_async_slow,
2119 decky 121
    (syshandler_t) sys_ipc_answer_fast,
2619 jermar 122
    (syshandler_t) sys_ipc_answer_slow,
2119 decky 123
    (syshandler_t) sys_ipc_forward_fast,
4055 trochtova 124
    (syshandler_t) sys_ipc_forward_slow,
2119 decky 125
    (syshandler_t) sys_ipc_wait_for_call,
126
    (syshandler_t) sys_ipc_hangup,
127
    (syshandler_t) sys_ipc_register_irq,
128
    (syshandler_t) sys_ipc_unregister_irq,
129
 
1297 jermar 130
    /* Capabilities related syscalls. */
2119 decky 131
    (syshandler_t) sys_cap_grant,
132
    (syshandler_t) sys_cap_revoke,
133
 
1235 jermar 134
    /* DDI related syscalls. */
4156 trochtova 135
    (syshandler_t) sys_device_assign_devno,
2119 decky 136
    (syshandler_t) sys_physmem_map,
137
    (syshandler_t) sys_iospace_enable,
138
    (syshandler_t) sys_preempt_control,
1318 vana 139
 
140
    /* Sysinfo syscalls */
2119 decky 141
    (syshandler_t) sys_sysinfo_valid,
142
    (syshandler_t) sys_sysinfo_value,
1474 palkovsky 143
 
144
    /* Debug calls */
4055 trochtova 145
    (syshandler_t) sys_debug_enable_console,
146
    (syshandler_t) sys_debug_disable_console,
147
 
148
    (syshandler_t) sys_ipc_connect_kbox
662 decky 149
};
1702 cejka 150
 
1862 jermar 151
/** @}
1702 cejka 152
 */