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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Martin Decky |
2 | * Copyright (C) 2005 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #include <syscall/syscall.h> |
29 | #include <syscall/syscall.h> |
30 | #include <proc/thread.h> |
30 | #include <proc/thread.h> |
31 | #include <proc/task.h> |
31 | #include <proc/task.h> |
32 | #include <mm/as.h> |
32 | #include <mm/as.h> |
33 | #include <print.h> |
33 | #include <print.h> |
34 | #include <putchar.h> |
34 | #include <putchar.h> |
35 | #include <errno.h> |
35 | #include <errno.h> |
36 | #include <arch.h> |
36 | #include <arch.h> |
37 | #include <debug.h> |
37 | #include <debug.h> |
38 | #include <ipc/sysipc.h> |
38 | #include <ipc/sysipc.h> |
39 | #include <synch/futex.h> |
39 | #include <synch/futex.h> |
40 | #include <ddi/ddi.h> |
40 | #include <ddi/ddi.h> |
41 | 41 | ||
42 | static __native sys_io(int fd, const void * buf, size_t count) { |
42 | static __native sys_io(int fd, const void * buf, size_t count) { |
43 | 43 | ||
44 | // TODO: buf sanity checks and a lot of other stuff ... |
44 | // TODO: buf sanity checks and a lot of other stuff ... |
45 | 45 | ||
46 | size_t i; |
46 | size_t i; |
47 | 47 | ||
48 | for (i = 0; i < count; i++) |
48 | for (i = 0; i < count; i++) |
49 | putchar(((char *) buf)[i]); |
49 | putchar(((char *) buf)[i]); |
50 | 50 | ||
51 | return count; |
51 | return count; |
52 | } |
52 | } |
53 | 53 | ||
54 | static __native sys_mmap(void *address, size_t size, int flags) |
54 | static __native sys_as_area_create(void *address, size_t size, int flags) |
55 | { |
55 | { |
56 | if (as_area_create(AS, flags, size, (__address) address)) |
56 | if (as_area_create(AS, flags, size, (__address) address)) |
57 | return (__native) address; |
57 | return (__native) address; |
58 | else |
58 | else |
59 | return (__native) -1; |
59 | return (__native) -1; |
60 | } |
60 | } |
61 | 61 | ||
62 | static __native sys_mremap(void *address, size_t size, int flags) |
62 | static __native sys_as_area_resize(void *address, size_t size, int flags) |
63 | { |
63 | { |
64 | return as_remap(AS, (__address) address, size, 0); |
64 | return as_area_resize(AS, (__address) address, size, 0); |
- | 65 | } |
|
- | 66 | ||
- | 67 | static __native sys_as_area_share_approve() |
|
- | 68 | { |
|
- | 69 | return 0; |
|
- | 70 | } |
|
- | 71 | ||
- | 72 | static __native sys_as_area_share_perform() |
|
- | 73 | { |
|
- | 74 | return 0; |
|
65 | } |
75 | } |
66 | 76 | ||
67 | static __native sys_int_control(int enable) |
77 | static __native sys_int_control(int enable) |
68 | { |
78 | { |
69 | panic("Not implemented."); |
79 | panic("Not implemented."); |
70 | } |
80 | } |
71 | 81 | ||
72 | /** Dispatch system call */ |
82 | /** Dispatch system call */ |
73 | __native syscall_handler(__native a1, __native a2, __native a3, |
83 | __native syscall_handler(__native a1, __native a2, __native a3, |
74 | __native a4, __native id) |
84 | __native a4, __native id) |
75 | { |
85 | { |
76 | if (id < SYSCALL_END) |
86 | if (id < SYSCALL_END) |
77 | return syscall_table[id](a1,a2,a3,a4); |
87 | return syscall_table[id](a1,a2,a3,a4); |
78 | else |
88 | else |
79 | panic("Undefined syscall %d", id); |
89 | panic("Undefined syscall %d", id); |
80 | } |
90 | } |
81 | 91 | ||
82 | syshandler_t syscall_table[SYSCALL_END] = { |
92 | syshandler_t syscall_table[SYSCALL_END] = { |
83 | sys_io, |
93 | sys_io, |
84 | sys_tls_set, |
94 | sys_tls_set, |
85 | sys_int_control, |
95 | sys_int_control, |
86 | sys_thread_create, |
96 | sys_thread_create, |
87 | sys_thread_exit, |
97 | sys_thread_exit, |
- | 98 | sys_task_get_id, |
|
88 | sys_futex_sleep_timeout, |
99 | sys_futex_sleep_timeout, |
89 | sys_futex_wakeup, |
100 | sys_futex_wakeup, |
90 | sys_mmap, |
101 | sys_as_area_create, |
91 | sys_mremap, |
102 | sys_as_area_resize, |
- | 103 | sys_as_area_share_approve, |
|
92 | sys_get_task_id, |
104 | sys_as_area_share_perform, |
93 | sys_ipc_call_sync_fast, |
105 | sys_ipc_call_sync_fast, |
94 | sys_ipc_call_sync, |
106 | sys_ipc_call_sync, |
95 | sys_ipc_call_async_fast, |
107 | sys_ipc_call_async_fast, |
96 | sys_ipc_call_async, |
108 | sys_ipc_call_async, |
97 | sys_ipc_answer_fast, |
109 | sys_ipc_answer_fast, |
98 | sys_ipc_answer, |
110 | sys_ipc_answer, |
99 | sys_ipc_forward_fast, |
111 | sys_ipc_forward_fast, |
100 | sys_ipc_wait_for_call, |
112 | sys_ipc_wait_for_call, |
101 | sys_ipc_hangup, |
113 | sys_ipc_hangup, |
102 | sys_map_physmem, |
114 | sys_physmem_map, |
103 | sys_enable_iospace |
115 | sys_iospace_enable |
104 | }; |
116 | }; |
105 | 117 |