WebSVN – HelenOS – Diff – /trunk/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 user space environment configuration.
 * @{
 */
/**
 * @file
 */
 
#include <stdio.h>
#include <unistd.h>
#include <ipc/ipc.h>
#include <vfs/vfs.h>
#include <bool.h>
#include <errno.h>
#include <fcntl.h>
#include <task.h>
#include <malloc.h>
#include <macros.h>
#include <string.h>
#include <devmap.h>
#include "init.h"
 
static void info_print(void)
{
    printf(NAME ": HelenOS init\n");
}
 
static bool mount_root(const char *fstype)
{
    char *opts = "";
    const char *root_dev = "initrd";
   
    if (str_cmp(fstype, "tmpfs") == 0)
        opts = "restore";
   
    int rc = mount(fstype, "/", root_dev, opts, IPC_FLAG_BLOCKING);
   
    switch (rc) {
    case EOK:
        printf(NAME ": Root filesystem mounted, %s at %s\n",
            fstype, root_dev);
        break;
    case EBUSY:
        printf(NAME ": Root filesystem already mounted\n");
        return false;
    case ELIMIT:
        printf(NAME ": Unable to mount root filesystem\n");
        return false;
    case ENOENT:
        printf(NAME ": Unknown filesystem type (%s)\n", fstype);
        return false;
    default:
        printf(NAME ": Error mounting root filesystem (%d)\n", rc);
        return false;
    }
   
    return true;
}
 
static bool mount_devfs(void)
{
    char null[MAX_DEVICE_NAME];
    int null_id = devmap_null_create();
   
    if (null_id == -1) {
        printf(NAME ": Unable to create null device\n");
        return false;
    }
   
    snprintf(null, MAX_DEVICE_NAME, "null%d", null_id);
    int rc = mount("devfs", "/dev", null, "", IPC_FLAG_BLOCKING);
   
    switch (rc) {
    case EOK:
        printf(NAME ": Device filesystem mounted\n");
        break;
    case EBUSY:
        printf(NAME ": Device filesystem already mounted\n");
        devmap_null_destroy(null_id);
        return false;
    case ELIMIT:
        printf(NAME ": Unable to mount device filesystem\n");
        devmap_null_destroy(null_id);
        return false;
    case ENOENT:
        printf(NAME ": Unknown filesystem type (devfs)\n");
        devmap_null_destroy(null_id);
        return false;
    default:
        printf(NAME ": Error mounting device filesystem (%d)\n", rc);
        devmap_null_destroy(null_id);
        return false;
    }
   
    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(fname, argv))
        printf(NAME ": Error spawning %s\n", fname);
}
 
static void srv_start(char *fname)
{
    char *argv[2];
    task_id_t id;
    task_exit_t texit;
    int rc, retval;
   
    printf(NAME ": Starting %s\n", fname);
   
    argv[0] = fname;
    argv[1] = NULL;
   
    id = task_spawn(fname, argv);
    if (!id) {
        printf(NAME ": Error spawning %s\n", fname);
        return;
    }
 
    rc = task_wait(id, &texit, &retval);
    if (rc != EOK) {
        printf(NAME ": Error waiting for %s\n", fname);
        return;
    }
 
    if (texit != TASK_EXIT_NORMAL || retval != 0) {
        printf(NAME ": Server %s failed to start (returned %d)\n",
            fname, retval);
    }
}
 
static void getvc(char *dev, char *app)
{
    char *argv[4];
    char vc[MAX_DEVICE_NAME];
    int rc;
   
    snprintf(vc, MAX_DEVICE_NAME, "/dev/%s", dev);
   
    printf(NAME ": Spawning getvc on %s\n", vc);
   
    dev_handle_t handle;
    rc = devmap_device_get_handle(dev, &handle, IPC_FLAG_BLOCKING);
   
    if (rc == EOK) {
        argv[0] = "/app/getvc";
        argv[1] = vc;
        argv[2] = app;
        argv[3] = NULL;
       
        if (!task_spawn("/app/getvc", argv))
            printf(NAME ": Error spawning getvc on %s\n", vc);
    } else {
        printf(NAME ": Error waiting on %s\n", vc);
    }
}
 
void mount_data(void)
{
    int rc;
 
    printf("Trying to mount disk0 on /data... ");
    fflush(stdout);
 
    rc = mount("fat", "/data", "disk0", "wtcache", 0);
    if (rc == EOK)
        printf("OK\n");
    else
        printf("Failed\n");
}
 
int main(int argc, char *argv[])
{
    info_print();
   
    if (!mount_root(STRING(RDFMT))) {
        printf(NAME ": Exiting\n");
        return -1;
    }
   
    spawn("/srv/devfs");
   
    if (!mount_devfs()) {
        printf(NAME ": Exiting\n");
        return -2;
    }
   
    spawn("/srv/fb");
    spawn("/srv/kbd");
    spawn("/srv/console");
    spawn("/srv/fhc");
    spawn("/srv/obio");
 
    /*
     * Start these synchronously so that mount_data() can be
     * non-blocking.
     */
    srv_start("/srv/ata_bd");
    srv_start("/srv/gxe_bd");
   
 
    mount_data();
   
    getvc("vc0", "/app/bdsh");
    getvc("vc1", "/app/bdsh");
    getvc("vc2", "/app/bdsh");
    getvc("vc3", "/app/bdsh");
    getvc("vc4", "/app/bdsh");
    getvc("vc5", "/app/bdsh");
    getvc("vc6", "/app/klog");
   
    return 0;
}
 
/** @}
 */
 

Rev 4592	Rev 4621
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 user space environment configuration.	30	* @brief Init process for user space environment configuration.
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 <ipc/ipc.h>	39	#include <ipc/ipc.h>
40	#include <vfs/vfs.h>	40	#include <vfs/vfs.h>
41	#include <bool.h>	41	#include <bool.h>
42	#include <errno.h>	42	#include <errno.h>
43	#include <fcntl.h>	43	#include <fcntl.h>
44	#include <task.h>	44	#include <task.h>
45	#include <malloc.h>	45	#include <malloc.h>
46	#include <macros.h>	46	#include <macros.h>
47	#include <string.h>	47	#include <string.h>
48	#include <devmap.h>	48	#include <devmap.h>
49	#include "init.h"	49	#include "init.h"
50		50
51	static void info_print(void)	51	static void info_print(void)
52	{	52	{
53	printf(NAME ": HelenOS init\n");	53	printf(NAME ": HelenOS init\n");
54	}	54	}
55		55
56	static bool mount_root(const char *fstype)	56	static bool mount_root(const char *fstype)
57	{	57	{
58	char *opts = "";	58	char *opts = "";
59	const char *root_dev = "initrd";	59	const char *root_dev = "initrd";
60		60
61	if (str_cmp(fstype, "tmpfs") == 0)	61	if (str_cmp(fstype, "tmpfs") == 0)
62	opts = "restore";	62	opts = "restore";
63		63
64	int rc = mount(fstype, "/", root_dev, opts, IPC_FLAG_BLOCKING);	64	int rc = mount(fstype, "/", root_dev, opts, IPC_FLAG_BLOCKING);
65		65
66	switch (rc) {	66	switch (rc) {
67	case EOK:	67	case EOK:
68	printf(NAME ": Root filesystem mounted, %s at %s\n",	68	printf(NAME ": Root filesystem mounted, %s at %s\n",
69	fstype, root_dev);	69	fstype, root_dev);
70	break;	70	break;
71	case EBUSY:	71	case EBUSY:
72	printf(NAME ": Root filesystem already mounted\n");	72	printf(NAME ": Root filesystem already mounted\n");
73	return false;	73	return false;
74	case ELIMIT:	74	case ELIMIT:
75	printf(NAME ": Unable to mount root filesystem\n");	75	printf(NAME ": Unable to mount root filesystem\n");
76	return false;	76	return false;
77	case ENOENT:	77	case ENOENT:
78	printf(NAME ": Unknown filesystem type (%s)\n", fstype);	78	printf(NAME ": Unknown filesystem type (%s)\n", fstype);
79	return false;	79	return false;
80	default:	80	default:
81	printf(NAME ": Error mounting root filesystem (%d)\n", rc);	81	printf(NAME ": Error mounting root filesystem (%d)\n", rc);
82	return false;	82	return false;
83	}	83	}
84		84
85	return true;	85	return true;
86	}	86	}
87		87
88	static bool mount_devfs(void)	88	static bool mount_devfs(void)
89	{	89	{
90	char null[MAX_DEVICE_NAME];	90	char null[MAX_DEVICE_NAME];
91	int null_id = devmap_null_create();	91	int null_id = devmap_null_create();
92		92
93	if (null_id == -1) {	93	if (null_id == -1) {
94	printf(NAME ": Unable to create null device\n");	94	printf(NAME ": Unable to create null device\n");
95	return false;	95	return false;
96	}	96	}
97		97
98	snprintf(null, MAX_DEVICE_NAME, "null%d", null_id);	98	snprintf(null, MAX_DEVICE_NAME, "null%d", null_id);
99	int rc = mount("devfs", "/dev", null, "", IPC_FLAG_BLOCKING);	99	int rc = mount("devfs", "/dev", null, "", IPC_FLAG_BLOCKING);
100		100
101	switch (rc) {	101	switch (rc) {
102	case EOK:	102	case EOK:
103	printf(NAME ": Device filesystem mounted\n");	103	printf(NAME ": Device filesystem mounted\n");
104	break;	104	break;
105	case EBUSY:	105	case EBUSY:
106	printf(NAME ": Device filesystem already mounted\n");	106	printf(NAME ": Device filesystem already mounted\n");
107	devmap_null_destroy(null_id);	107	devmap_null_destroy(null_id);
108	return false;	108	return false;
109	case ELIMIT:	109	case ELIMIT:
110	printf(NAME ": Unable to mount device filesystem\n");	110	printf(NAME ": Unable to mount device filesystem\n");
111	devmap_null_destroy(null_id);	111	devmap_null_destroy(null_id);
112	return false;	112	return false;
113	case ENOENT:	113	case ENOENT:
114	printf(NAME ": Unknown filesystem type (devfs)\n");	114	printf(NAME ": Unknown filesystem type (devfs)\n");
115	devmap_null_destroy(null_id);	115	devmap_null_destroy(null_id);
116	return false;	116	return false;
117	default:	117	default:
118	printf(NAME ": Error mounting device filesystem (%d)\n", rc);	118	printf(NAME ": Error mounting device filesystem (%d)\n", rc);
119	devmap_null_destroy(null_id);	119	devmap_null_destroy(null_id);
120	return false;	120	return false;
121	}	121	}
122		122
123	return true;	123	return true;
124	}	124	}
125		125
126	static void spawn(char *fname)	126	static void spawn(char *fname)
127	{	127	{
128	char *argv[2];	128	char *argv[2];
129		129
130	printf(NAME ": Spawning %s\n", fname);	130	printf(NAME ": Spawning %s\n", fname);
131		131
132	argv[0] = fname;	132	argv[0] = fname;
133	argv[1] = NULL;	133	argv[1] = NULL;
134		134
135	if (!task_spawn(fname, argv))	135	if (!task_spawn(fname, argv))
136	printf(NAME ": Error spawning %s\n", fname);	136	printf(NAME ": Error spawning %s\n", fname);
137	}	137	}
138		138
-		139	static void srv_start(char *fname)
-		140	{
-		141	char *argv[2];
-		142	task_id_t id;
-		143	task_exit_t texit;
-		144	int rc, retval;
-		145
-		146	printf(NAME ": Starting %s\n", fname);
-		147
-		148	argv[0] = fname;
-		149	argv[1] = NULL;
-		150
-		151	id = task_spawn(fname, argv);
-		152	if (!id) {
-		153	printf(NAME ": Error spawning %s\n", fname);
-		154	return;
-		155	}
-		156
-		157	rc = task_wait(id, &texit, &retval);
-		158	if (rc != EOK) {
-		159	printf(NAME ": Error waiting for %s\n", fname);
-		160	return;
-		161	}
-		162
-		163	if (texit != TASK_EXIT_NORMAL \|\| retval != 0) {
-		164	printf(NAME ": Server %s failed to start (returned %d)\n",
-		165	fname, retval);
-		166	}
-		167	}
-		168
139	static void getvc(char dev, char app)	169	static void getvc(char dev, char app)
140	{	170	{
141	char *argv[4];	171	char *argv[4];
142	char vc[MAX_DEVICE_NAME];	172	char vc[MAX_DEVICE_NAME];
143	int rc;	173	int rc;
144		174
145	snprintf(vc, MAX_DEVICE_NAME, "/dev/%s", dev);	175	snprintf(vc, MAX_DEVICE_NAME, "/dev/%s", dev);
146		176
147	printf(NAME ": Spawning getvc on %s\n", vc);	177	printf(NAME ": Spawning getvc on %s\n", vc);
148		178
149	dev_handle_t handle;	179	dev_handle_t handle;
150	rc = devmap_device_get_handle(dev, &handle, IPC_FLAG_BLOCKING);	180	rc = devmap_device_get_handle(dev, &handle, IPC_FLAG_BLOCKING);
151		181
152	if (rc == EOK) {	182	if (rc == EOK) {
153	argv[0] = "/app/getvc";	183	argv[0] = "/app/getvc";
154	argv[1] = vc;	184	argv[1] = vc;
155	argv[2] = app;	185	argv[2] = app;
156	argv[3] = NULL;	186	argv[3] = NULL;
157		187
158	if (!task_spawn("/app/getvc", argv))	188	if (!task_spawn("/app/getvc", argv))
159	printf(NAME ": Error spawning getvc on %s\n", vc);	189	printf(NAME ": Error spawning getvc on %s\n", vc);
160	} else {	190	} else {
161	printf(NAME ": Error waiting on %s\n", vc);	191	printf(NAME ": Error waiting on %s\n", vc);
162	}	192	}
163	}	193	}
164		194
165	void mount_data(void)	195	void mount_data(void)
166	{	196	{
167	int rc;	197	int rc;
168		198
169	printf("Trying to mount disk0 on /data... ");	199	printf("Trying to mount disk0 on /data... ");
170	fflush(stdout);	200	fflush(stdout);
171		201
172	rc = mount("fat", "/data", "disk0", "wtcache", 0);	202	rc = mount("fat", "/data", "disk0", "wtcache", 0);
173	if (rc == EOK)	203	if (rc == EOK)
174	printf("OK\n");	204	printf("OK\n");
175	else	205	else
176	printf("Failed\n");	206	printf("Failed\n");
177	}	207	}
178		208
179	int main(int argc, char *argv[])	209	int main(int argc, char *argv[])
180	{	210	{
181	info_print();	211	info_print();
182		212
183	if (!mount_root(STRING(RDFMT))) {	213	if (!mount_root(STRING(RDFMT))) {
184	printf(NAME ": Exiting\n");	214	printf(NAME ": Exiting\n");
185	return -1;	215	return -1;
186	}	216	}
187		217
188	spawn("/srv/devfs");	218	spawn("/srv/devfs");
189		219
190	if (!mount_devfs()) {	220	if (!mount_devfs()) {
191	printf(NAME ": Exiting\n");	221	printf(NAME ": Exiting\n");
192	return -2;	222	return -2;
193	}	223	}
194		224
195	spawn("/srv/fb");	225	spawn("/srv/fb");
196	spawn("/srv/kbd");	226	spawn("/srv/kbd");
197	spawn("/srv/console");	227	spawn("/srv/console");
198	spawn("/srv/fhc");	228	spawn("/srv/fhc");
199	spawn("/srv/obio");	229	spawn("/srv/obio");
-		230
-		231	/*
-		232	* Start these synchronously so that mount_data() can be
-		233	* non-blocking.
-		234	*/
200	spawn("/srv/ata_bd");	235	srv_start("/srv/ata_bd");
201	spawn("/srv/gxe_bd");	236	srv_start("/srv/gxe_bd");
202		237
203	usleep(250000); // FIXME	-
204	mount_data();	238	mount_data();
205		239
206	getvc("vc0", "/app/bdsh");	240	getvc("vc0", "/app/bdsh");
207	getvc("vc1", "/app/bdsh");	241	getvc("vc1", "/app/bdsh");
208	getvc("vc2", "/app/bdsh");	242	getvc("vc2", "/app/bdsh");
209	getvc("vc3", "/app/bdsh");	243	getvc("vc3", "/app/bdsh");
210	getvc("vc4", "/app/bdsh");	244	getvc("vc4", "/app/bdsh");
211	getvc("vc5", "/app/bdsh");	245	getvc("vc5", "/app/bdsh");
212	getvc("vc6", "/app/klog");	246	getvc("vc6", "/app/klog");
213		247
214	return 0;	248	return 0;
215	}	249	}
216		250
217	/** @}	251	/** @}
218	*/	252	*/
219		253

Subversion Repositories HelenOS

(root)/trunk/uspace/app/init/init.c – Rev 4592 → 4621