scoutos / prex-0.9.0 / usr / test / console / console.c @ 03e9c04a
History | View | Annotate | Download (2.42 KB)
1 | 03e9c04a | Brad Neuman | /*
|
---|---|---|---|
2 | * Copyright (c) 2005, Kohsuke Ohtani
|
||
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 | * 1. Redistributions of source code must retain the above copyright
|
||
9 | * notice, this list of conditions and the following disclaimer.
|
||
10 | * 2. Redistributions in binary form must reproduce the above copyright
|
||
11 | * notice, this list of conditions and the following disclaimer in the
|
||
12 | * documentation and/or other materials provided with the distribution.
|
||
13 | * 3. Neither the name of the author nor the names of any co-contributors
|
||
14 | * may be used to endorse or promote products derived from this software
|
||
15 | * without specific prior written permission.
|
||
16 | *
|
||
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||
18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
27 | * SUCH DAMAGE.
|
||
28 | */
|
||
29 | |||
30 | /*
|
||
31 | * console.c - test program for console driver
|
||
32 | */
|
||
33 | |||
34 | #include <sys/prex.h> |
||
35 | #include <string.h> |
||
36 | |||
37 | int
|
||
38 | main(int argc, char *argv[]) |
||
39 | { |
||
40 | device_t console_dev; |
||
41 | char buf[] = "ABCDEFGHIJKLMN"; |
||
42 | int i, error;
|
||
43 | size_t len; |
||
44 | |||
45 | sys_log("console test program\n");
|
||
46 | error = device_open("console", 0, &console_dev); |
||
47 | if (error)
|
||
48 | sys_log("device open error!\n");
|
||
49 | |||
50 | /*
|
||
51 | * Display 'ABCDE'
|
||
52 | */
|
||
53 | len = 5;
|
||
54 | device_write(console_dev, buf, &len, 0);
|
||
55 | |||
56 | /*
|
||
57 | * Display 'AAAA...'
|
||
58 | */
|
||
59 | len = 1;
|
||
60 | for (i = 0; i < 100; i++) |
||
61 | device_write(console_dev, buf, &len, 0);
|
||
62 | |||
63 | /*
|
||
64 | * Try to pass invalid pointer.
|
||
65 | * It will cause a fault, and get EFAULT.
|
||
66 | */
|
||
67 | sys_log("\ntest an invalid pointer.\n");
|
||
68 | len = 100;
|
||
69 | error = device_write(console_dev, 0, &len, 0); |
||
70 | if (error)
|
||
71 | sys_log("OK!\n");
|
||
72 | else
|
||
73 | sys_log("Bad!\n");
|
||
74 | |||
75 | error = device_close(console_dev); |
||
76 | if (error)
|
||
77 | sys_log("device close error!\n");
|
||
78 | |||
79 | sys_log("Completed\n");
|
||
80 | return 0; |
||
81 | } |