WebSVN – HelenOS – Diff – /branches/dynload/uspace/app/init/init.c


/*
 * Copyright (c) 2005 Martin Decky
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup init Init
 * @brief   Init process for testing purposes.
 * @{
 */
/**
 * @file
 */
 
#include <stdio.h>
#include <unistd.h>
#include <vfs/vfs.h>
#include <bool.h>
#include <errno.h>
#include <fcntl.h>
#include <task.h>
#include <malloc.h>
#include "init.h"
#include "version.h"
 
#define BUF_SIZE 150000
 
static char *buf;
 
static void console_wait(void)
{
    while (get_cons_phone() < 0)
        usleep(50000);  // FIXME
}
 
static bool mount_tmpfs(void)
{
    int rc = -1;
   
    while (rc < 0) {
        rc = mount("tmpfs", "/", "initrd");
       
        switch (rc) {
        case EOK:
            printf(NAME ": Root filesystem mounted\n");
            break;
        case EBUSY:
            printf(NAME ": Root filesystem already mounted\n");
            break;
        case ELIMIT:
            printf(NAME ": Unable to mount root filesystem\n");
            return false;
        default:
            sleep(5);   // FIXME
        }
    }
   
    return true;
}
 
static void spawn(char *fname)
{
    char *argv[2];
 
    printf(NAME ": Spawning %s\n", fname);
 
    argv[0] = fname;
    argv[1] = NULL;
 
    if (task_spawn_ex(fname, argv) != 0) {
        /* Success */
        sleep(1);
    }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
}
 
int main(int argc, char *argv[])
{
    info_print();
    sleep(5);   // FIXME
   
    if (!mount_tmpfs()) {
        printf(NAME ": Exiting\n");
        return -1;
    }
   
    buf = malloc(BUF_SIZE);
   
    // FIXME: spawn("/sbin/pci");
    spawn("/sbin/fb");
    spawn("/sbin/kbd");
    spawn("/sbin/console");
   
    console_wait();
    version_print();
   
    spawn("/sbin/fat");
    spawn("/sbin/tetris");
    spawn("/sbin/cli");
    // FIXME: spawn("/sbin/tester");
    spawn("/sbin/klog");
   
    free(buf);
    return 0;
}
 
/** @}
 */
 

Rev 3155	Rev 3174
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	/** @addtogroup init Init	29	/** @addtogroup init Init
30	* @brief Init process for testing purposes.	30	* @brief Init process for testing purposes.
31	* @{	31	* @{
32	*/	32	*/
33	/**	33	/**
34	* @file	34	* @file
35	*/	35	*/
36		36
37	#include <stdio.h>	37	#include <stdio.h>
38	#include <unistd.h>	38	#include <unistd.h>
39	#include <vfs/vfs.h>	39	#include <vfs/vfs.h>
40	#include <bool.h>	40	#include <bool.h>
41	#include <errno.h>	41	#include <errno.h>
42	#include <fcntl.h>	42	#include <fcntl.h>
43	#include <task.h>	43	#include <task.h>
44	#include <malloc.h>	44	#include <malloc.h>
45	#include "init.h"	45	#include "init.h"
46	#include "version.h"	46	#include "version.h"
47		47
48	#define BUF_SIZE 150000	48	#define BUF_SIZE 150000
49		49
50	static char *buf;	50	static char *buf;
51		51
52	static void console_wait(void)	52	static void console_wait(void)
53	{	53	{
54	while (get_cons_phone() < 0)	54	while (get_cons_phone() < 0)
55	usleep(50000); // FIXME	55	usleep(50000); // FIXME
56	}	56	}
57		57
58	static bool mount_tmpfs(void)	58	static bool mount_tmpfs(void)
59	{	59	{
60	int rc = -1;	60	int rc = -1;
61		61
62	while (rc < 0) {	62	while (rc < 0) {
63	rc = mount("tmpfs", "/", "initrd");	63	rc = mount("tmpfs", "/", "initrd");
64		64
65	switch (rc) {	65	switch (rc) {
66	case EOK:	66	case EOK:
67	printf(NAME ": Root filesystem mounted\n");	67	printf(NAME ": Root filesystem mounted\n");
68	break;	68	break;
69	case EBUSY:	69	case EBUSY:
70	printf(NAME ": Root filesystem already mounted\n");	70	printf(NAME ": Root filesystem already mounted\n");
71	break;	71	break;
72	case ELIMIT:	72	case ELIMIT:
73	printf(NAME ": Unable to mount root filesystem\n");	73	printf(NAME ": Unable to mount root filesystem\n");
74	return false;	74	return false;
75	default:	75	default:
76	sleep(5); // FIXME	76	sleep(5); // FIXME
77	}	77	}
78	}	78	}
79		79
80	return true;	80	return true;
81	}	81	}
82		82
83	static void spawn(char *fname)	83	static void spawn(char *fname)
84	{	84	{
-		85	char *argv[2];
-		86
85	printf(NAME ": Spawning %s\n", fname);	87	printf(NAME ": Spawning %s\n", fname);
86		88
-		89	argv[0] = fname;
-		90	argv[1] = NULL;
-		91
87	if (task_spawn_ex(fname, NULL) != 0) {	92	if (task_spawn_ex(fname, argv) != 0) {
88	/* Success */	93	/* Success */
89	sleep(1);	94	sleep(1);
90	}	95	}
91	return;	-
92		-
93	int fd = open(fname, O_RDONLY);	-
94	if (fd >= 0) {	-
95		-
96	ssize_t rd;	-
97	size_t len = 0;	-
98		-
99	// FIXME: cannot do long reads yet	-
100	do {	-
101	rd = read(fd, buf + len, 1024);	-
102	if (rd > 0)	-
103	len += rd;	-
104		-
105	} while (rd > 0);	-
106		-
107	if (len > 0) {	-
108	task_spawn(buf, len);	-
109	sleep(1); // FIXME	-
110	}	-
111		-
112	close(fd);	-
113	}	-
114	}	96	}
115		97
116	int main(int argc, char *argv[])	98	int main(int argc, char *argv[])
117	{	99	{
118	info_print();	100	info_print();
119	sleep(5); // FIXME	101	sleep(5); // FIXME
120		102
121	if (!mount_tmpfs()) {	103	if (!mount_tmpfs()) {
122	printf(NAME ": Exiting\n");	104	printf(NAME ": Exiting\n");
123	return -1;	105	return -1;
124	}	106	}
125		107
126	buf = malloc(BUF_SIZE);	108	buf = malloc(BUF_SIZE);
127		109
128	// FIXME: spawn("/sbin/pci");	110	// FIXME: spawn("/sbin/pci");
129	spawn("/sbin/fb");	111	spawn("/sbin/fb");
130	spawn("/sbin/kbd");	112	spawn("/sbin/kbd");
131	spawn("/sbin/console");	113	spawn("/sbin/console");
132		114
133	console_wait();	115	console_wait();
134	version_print();	116	version_print();
135		117
136	spawn("/sbin/fat");	118	spawn("/sbin/fat");
137	spawn("/sbin/tetris");	119	spawn("/sbin/tetris");
138	spawn("/sbin/cli");	120	spawn("/sbin/cli");
139	// FIXME: spawn("/sbin/tester");	121	// FIXME: spawn("/sbin/tester");
140	spawn("/sbin/klog");	122	spawn("/sbin/klog");
141		123
142	free(buf);	124	free(buf);
143	return 0;	125	return 0;
144	}	126	}
145		127
146	/** @}	128	/** @}
147	*/	129	*/
148		130

Subversion Repositories HelenOS

(root)/branches/dynload/uspace/app/init/init.c – Rev 3155 → 3174