WebSVN – HelenOS-historic – Diff – /uspace/trunk/console/console.c


/*
 * Copyright (C) 2006 Josef Cejka
 * 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.
 */
 
 
#include <kbd.h>
#include <fb.h>
#include <ipc/ipc.h>
#include <ipc/fb.h>
#include <ipc/services.h>
#include <errno.h>
#include <key_buffer.h>
#include <console.h>
#include <unistd.h>
#include <async.h>
 
static void sysput(char c)
{
    __SYSCALL3(SYS_IO, 1, &c, 1);
 
}
//#define CONSOLE_COUNT VFB_CONNECTIONS
#define CONSOLE_COUNT 6
 
#define NAME "CONSOLE"
 
int active_client = 0;
 
 
typedef struct {
    keybuffer_t keybuffer;
    int client_phone;
    int vfb_number; /* Not used */
    int vfb_phone;
    int used;
} connection_t;
 
connection_t connections[CONSOLE_COUNT];
 
static int find_free_connection()
{
    int i = 0;
   
    while (i < CONSOLE_COUNT) {
        if (connections[i].used == 0)
            return i;
        ++i;
    }
    return CONSOLE_COUNT;
}
 
 
static int find_connection(int client_phone)
{
    int i = 0;
   
    while (i < CONSOLE_COUNT) {
        if (connections[i].client_phone == client_phone)
            return i;
        ++i;
    }
    return  CONSOLE_COUNT;
}
 
/* Handler for keyboard */
static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
{
    ipc_callid_t callid;
    ipc_call_t call;
    int retval;
    int i;
 
    /* Ignore parameters, the connection is alread opened */
    while (1) {
        callid = async_get_call(&call);
        switch (IPC_GET_METHOD(call)) {
        case IPC_M_PHONE_HUNGUP:
            ipc_answer_fast(callid,0,0,0);
            /* TODO: Handle hangup */
            return;
        case KBD_PUSHCHAR:
            /* got key from keyboard driver */
           
            /* find active console */
           
            /* if client is awaiting key, send it */
           
            /*FIXME: else store key to its buffer */
            retval = 0;
            i = IPC_GET_ARG1(call) & 0xff;
            /* switch to another virtual console */
            if ((i >= KBD_KEY_F1) && (i < KBD_KEY_F1 + CONSOLE_COUNT)) {
                active_client = i - KBD_KEY_F1;
                break;
            }
            keybuffer_push(&(connections[active_client].keybuffer), i);
            /* Send it to first FB, DEBUG */
//          ipc_call_async_2(connections[0].vfb_phone, FB_PUTCHAR, 0, IPC_GET_ARG1(call),NULL,NULL);
//          ipc_call_sync_2(connections[0].vfb_phone, FB_PUTCHAR, 0, IPC_GET_ARG1(call),NULL,NULL);
 
            break;
        default:
            retval = ENOENT;
        }      
        ipc_answer_fast(callid, retval, 0, 0);
    }
}
 
/** Default thread for new connections */
void client_connection(ipc_callid_t iid, ipc_call_t *icall)
{
    ipc_callid_t callid;
    ipc_call_t call;
    int consnum;
    ipcarg_t arg1;
 
    if ((consnum = find_free_connection()) == CONSOLE_COUNT) {
        ipc_answer_fast(iid,ELIMIT,0,0);
        return;
    }
    connections[consnum].used = 1;
    connections[consnum].client_phone = IPC_GET_ARG3(call);
 
    /* Accept the connection */
    ipc_answer_fast(iid,0,0,0);
   
    while (1) {
        callid = async_get_call(&call);
        switch (IPC_GET_METHOD(call)) {
        case IPC_M_PHONE_HUNGUP:
            /* TODO */
            ipc_answer_fast(callid, 0,0,0);
            return;
        case CONSOLE_PUTCHAR:
            /* Send message to fb */
            ipc_call_async_2(connections[consnum].vfb_phone, FB_PUTCHAR, IPC_GET_ARG1(call), IPC_GET_ARG2(call), NULL, NULL);
            break;
        case CONSOLE_GETCHAR:
            /* FIXME: Only temporary solution until request storage will be created  */
 
            while (!keybuffer_pop(&(connections[active_client].keybuffer), (char *)&arg1)) {
                /* FIXME: buffer empty -> store request */
                async_usleep(100000);
            };
           
            break;
        }
        ipc_answer_fast(callid, 0, arg1, 0);
    }
}
 
int main(int argc, char *argv[])
{
    ipcarg_t phonehash;
    int kbd_phone, fb_phone;
    ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;
    int i;
   
    /* Connect to keyboard driver */
 
    while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {
        usleep(10000);
    };
   
    if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {
        return -1;
    };
    async_new_connection(phonehash, 0, NULL, keyboard_events);
 
    /* Connect to framebuffer driver */
   
    for (i = 0; i < CONSOLE_COUNT; i++) {
        connections[i].used = 0;
        keybuffer_init(&(connections[i].keybuffer));
        /* TODO: init key_buffer */
        while ((connections[i].vfb_phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {
            usleep(10000);
            //ipc_call_async_2(connections[i].vfb_phone, FB_PUTCHAR, 'a', 'b', NULL, (void *)NULL); 
        }
    }
   
    if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
        return -1;
    };
   
    async_manager();
 
    return 0;  
}
 

Rev 1465	Rev 1466
1	/*	1	/*
2	* Copyright (C) 2006 Josef Cejka	2	* Copyright (C) 2006 Josef Cejka
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		29
30	#include <kbd.h>	30	#include <kbd.h>
31	#include <fb.h>	31	#include <fb.h>
32	#include <ipc/ipc.h>	32	#include <ipc/ipc.h>
33	#include <ipc/fb.h>	33	#include <ipc/fb.h>
34	#include <ipc/services.h>	34	#include <ipc/services.h>
35	#include <errno.h>	35	#include <errno.h>
36	#include <key_buffer.h>	36	#include <key_buffer.h>
37	#include <console.h>	37	#include <console.h>
38	#include <unistd.h>	38	#include <unistd.h>
39	#include <async.h>	39	#include <async.h>
40		40
-		41	static void sysput(char c)
-		42	{
-		43	__SYSCALL3(SYS_IO, 1, &c, 1);
-		44
-		45	}
41	//#define CONSOLE_COUNT VFB_CONNECTIONS	46	//#define CONSOLE_COUNT VFB_CONNECTIONS
42	#define CONSOLE_COUNT 6	47	#define CONSOLE_COUNT 6
43		48
44	#define NAME "CONSOLE"	49	#define NAME "CONSOLE"
45		50
46	int active_client = 0;	51	int active_client = 0;
47		52
48		53
49	typedef struct {	54	typedef struct {
50	keybuffer_t keybuffer;	55	keybuffer_t keybuffer;
51	int client_phone;	56	int client_phone;
52	int vfb_number; /* Not used */	57	int vfb_number; /* Not used */
53	int vfb_phone;	58	int vfb_phone;
54	int used;	59	int used;
55	} connection_t;	60	} connection_t;
56		61
57	connection_t connections[CONSOLE_COUNT];	62	connection_t connections[CONSOLE_COUNT];
58		63
59	static int find_free_connection()	64	static int find_free_connection()
60	{	65	{
61	int i = 0;	66	int i = 0;
62		67
63	while (i < CONSOLE_COUNT) {	68	while (i < CONSOLE_COUNT) {
64	if (connections[i].used == 0)	69	if (connections[i].used == 0)
65	return i;	70	return i;
66	++i;	71	++i;
67	}	72	}
68	return CONSOLE_COUNT;	73	return CONSOLE_COUNT;
69	}	74	}
70		75
71		76
72	static int find_connection(int client_phone)	77	static int find_connection(int client_phone)
73	{	78	{
74	int i = 0;	79	int i = 0;
75		80
76	while (i < CONSOLE_COUNT) {	81	while (i < CONSOLE_COUNT) {
77	if (connections[i].client_phone == client_phone)	82	if (connections[i].client_phone == client_phone)
78	return i;	83	return i;
79	++i;	84	++i;
80	}	85	}
81	return CONSOLE_COUNT;	86	return CONSOLE_COUNT;
82	}	87	}
83		88
84	/* Handler for keyboard */	89	/* Handler for keyboard */
85	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)	90	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
86	{	91	{
87	ipc_callid_t callid;	92	ipc_callid_t callid;
88	ipc_call_t call;	93	ipc_call_t call;
89	int retval;	94	int retval;
90	int i;	95	int i;
91		96
92	/* Ignore parameters, the connection is alread opened */	97	/* Ignore parameters, the connection is alread opened */
93	while (1) {	98	while (1) {
94	callid = async_get_call(&call);	99	callid = async_get_call(&call);
95	switch (IPC_GET_METHOD(call)) {	100	switch (IPC_GET_METHOD(call)) {
96	case IPC_M_PHONE_HUNGUP:	101	case IPC_M_PHONE_HUNGUP:
97	ipc_answer_fast(callid,0,0,0);	102	ipc_answer_fast(callid,0,0,0);
98	/* TODO: Handle hangup */	103	/* TODO: Handle hangup */
99	return;	104	return;
100	case KBD_PUSHCHAR:	105	case KBD_PUSHCHAR:
101	/* got key from keyboard driver */	106	/* got key from keyboard driver */
102		107
103	/* find active console */	108	/* find active console */
104		109
105	/* if client is awaiting key, send it */	110	/* if client is awaiting key, send it */
106		111
107	/FIXME: else store key to its buffer /	112	/FIXME: else store key to its buffer /
108	retval = 0;	113	retval = 0;
109	i = IPC_GET_ARG1(call) & 0xff;	114	i = IPC_GET_ARG1(call) & 0xff;
110	/* switch to another virtual console */	115	/* switch to another virtual console */
111	if ((i >= KBD_KEY_F1) && (i < KBD_KEY_F1 + CONSOLE_COUNT)) {	116	if ((i >= KBD_KEY_F1) && (i < KBD_KEY_F1 + CONSOLE_COUNT)) {
112	active_client = i - KBD_KEY_F1;	117	active_client = i - KBD_KEY_F1;
113	break;	118	break;
114	}	119	}
115	keybuffer_push(&(connections[active_client].keybuffer), i);	120	keybuffer_push(&(connections[active_client].keybuffer), i);
116	/* Send it to first FB, DEBUG */	121	/* Send it to first FB, DEBUG */
117	// ipc_call_async_2(connections[0].vfb_phone, FB_PUTCHAR, 0, IPC_GET_ARG1(call),NULL,NULL);	122	// ipc_call_async_2(connections[0].vfb_phone, FB_PUTCHAR, 0, IPC_GET_ARG1(call),NULL,NULL);
118	// ipc_call_sync_2(connections[0].vfb_phone, FB_PUTCHAR, 0, IPC_GET_ARG1(call),NULL,NULL);	123	// ipc_call_sync_2(connections[0].vfb_phone, FB_PUTCHAR, 0, IPC_GET_ARG1(call),NULL,NULL);
119		124
120	break;	125	break;
121	default:	126	default:
122	retval = ENOENT;	127	retval = ENOENT;
123	}	128	}
124	ipc_answer_fast(callid, retval, 0, 0);	129	ipc_answer_fast(callid, retval, 0, 0);
125	}	130	}
126	}	131	}
127		132
128	/** Default thread for new connections */	133	/** Default thread for new connections */
129	void client_connection(ipc_callid_t iid, ipc_call_t *icall)	134	void client_connection(ipc_callid_t iid, ipc_call_t *icall)
130	{	135	{
131	ipc_callid_t callid;	136	ipc_callid_t callid;
132	ipc_call_t call;	137	ipc_call_t call;
133	int consnum;	138	int consnum;
134	ipcarg_t arg1;	139	ipcarg_t arg1;
135		140
136	if ((consnum = find_free_connection()) == CONSOLE_COUNT) {	141	if ((consnum = find_free_connection()) == CONSOLE_COUNT) {
137	ipc_answer_fast(iid,ELIMIT,0,0);	142	ipc_answer_fast(iid,ELIMIT,0,0);
138	return;	143	return;
139	}	144	}
140	connections[consnum].used = 1;	145	connections[consnum].used = 1;
141	connections[consnum].client_phone = IPC_GET_ARG3(call);	146	connections[consnum].client_phone = IPC_GET_ARG3(call);
142		147
143	/* Accept the connection */	148	/* Accept the connection */
144	ipc_answer_fast(iid,0,0,0);	149	ipc_answer_fast(iid,0,0,0);
145		150
146	while (1) {	151	while (1) {
147	callid = async_get_call(&call);	152	callid = async_get_call(&call);
148	switch (IPC_GET_METHOD(call)) {	153	switch (IPC_GET_METHOD(call)) {
149	case IPC_M_PHONE_HUNGUP:	154	case IPC_M_PHONE_HUNGUP:
150	/* TODO */	155	/* TODO */
151	ipc_answer_fast(callid, 0,0,0);	156	ipc_answer_fast(callid, 0,0,0);
152	return;	157	return;
153	case CONSOLE_PUTCHAR:	158	case CONSOLE_PUTCHAR:
154	/* Send message to fb */	159	/* Send message to fb */
155	ipc_call_async_2(connections[consnum].vfb_phone, FB_PUTCHAR, IPC_GET_ARG1(call), IPC_GET_ARG2(call), NULL, NULL);	160	ipc_call_async_2(connections[consnum].vfb_phone, FB_PUTCHAR, IPC_GET_ARG1(call), IPC_GET_ARG2(call), NULL, NULL);
156	break;	161	break;
157	case CONSOLE_GETCHAR:	162	case CONSOLE_GETCHAR:
158	/* FIXME: Only temporary solution until request storage will be created */	163	/* FIXME: Only temporary solution until request storage will be created */
159		-
160	while (!keybuffer_pop(&(connections[active_client].keybuffer), (char *)&arg1)) {	164	while (!keybuffer_pop(&(connections[active_client].keybuffer), (char *)&arg1)) {
161	/* FIXME: buffer empty -> store request */	165	/* FIXME: buffer empty -> store request */
162	usleep(10000);	166	async_usleep(100000);
163	};	167	};
164		168
165	break;	169	break;
166	}	170	}
167	ipc_answer_fast(callid, 0, arg1, 0);	171	ipc_answer_fast(callid, 0, arg1, 0);
168	}	172	}
169	}	173	}
170		174
171	int main(int argc, char *argv[])	175	int main(int argc, char *argv[])
172	{	176	{
173	ipcarg_t phonehash;	177	ipcarg_t phonehash;
174	int kbd_phone, fb_phone;	178	int kbd_phone, fb_phone;
175	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;	179	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;
176	int i;	180	int i;
177		181
178	/* Connect to keyboard driver */	182	/* Connect to keyboard driver */
179		183
180	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {	184	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {
181	usleep(10000);	185	usleep(10000);
182	};	186	};
183		187
184	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {	188	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {
185	return -1;	189	return -1;
186	};	190	};
187	async_new_connection(phonehash, 0, NULL, keyboard_events);	191	async_new_connection(phonehash, 0, NULL, keyboard_events);
188		192
189	/* Connect to framebuffer driver */	193	/* Connect to framebuffer driver */
190		194
191	for (i = 0; i < CONSOLE_COUNT; i++) {	195	for (i = 0; i < CONSOLE_COUNT; i++) {
192	connections[i].used = 0;	196	connections[i].used = 0;
193	keybuffer_init(&(connections[i].keybuffer));	197	keybuffer_init(&(connections[i].keybuffer));
194	/* TODO: init key_buffer */	198	/* TODO: init key_buffer */
195	while ((connections[i].vfb_phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {	199	while ((connections[i].vfb_phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {
196	usleep(10000);	200	usleep(10000);
197	//ipc_call_async_2(connections[i].vfb_phone, FB_PUTCHAR, 'a', 'b', NULL, (void *)NULL);	201	//ipc_call_async_2(connections[i].vfb_phone, FB_PUTCHAR, 'a', 'b', NULL, (void *)NULL);
198	}	202	}
199	}	203	}
200		204
201	if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {	205	if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
202	return -1;	206	return -1;
203	};	207	};
204		208
205	async_manager();	209	async_manager();
206		210
207	return 0;	211	return 0;
208	}	212	}
209		213

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/console/console.c @ 1476 – Rev 1465 → 1466