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>
#include <libadt/fifo.h>
#include <screenbuffer.h>
#include <sys/mman.h>
 
 
#define MAX_KEYREQUESTS_BUFFERED 32
 
#define NAME "CONSOLE"
 
int active_console = 0;
 
struct {
    int phone;      /**< Framebuffer phone */
    ipcarg_t rows;      /**< Framebuffer rows */
    ipcarg_t cols;      /**< Framebuffer columns */
} fb_info;
 
typedef struct {
    keybuffer_t keybuffer;
    FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED);
    int keyrequest_counter;
    int client_phone;
    int used;
    screenbuffer_t screenbuffer;
} connection_t;
 
 
 
connection_t connections[CONSOLE_COUNT];
keyfield_t *interbuffer = NULL;
   
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;
}
 
/** Check key and process special keys.
 *
 * */
static void write_char(int console, char key)
{
    screenbuffer_t *scr = &(connections[console].screenbuffer);
   
    switch (key) {
        case '\n':
            scr->position_y += 1;
            scr->position_x =  0;
            break;
        case '\r':
            break;
        case '\t':
            scr->position_x += 8;
            scr->position_x -= scr->position_x % 8;
            break;
        case '\b':
            if (scr->position_x == 0)
                break;
 
            scr->position_x--;
 
            if (console == active_console) {
                nsend_call_3(fb_info.phone, FB_PUTCHAR, ' ', scr->position_y, scr->position_x);
            }
   
            screenbuffer_putchar(scr, ' ');
           
            break;
        default:   
            if (console == active_console) {
                nsend_call_3(fb_info.phone, FB_PUTCHAR, key, scr->position_y, scr->position_x);
            }
   
            screenbuffer_putchar(scr, key);
            scr->position_x++;
    }
   
    scr->position_y += (scr->position_x >= scr->size_x);
   
    if (scr->position_y >= scr->size_y) {
        scr->position_y = scr->size_y - 1;
        screenbuffer_clear_line(scr, scr->top_line++);
        if (console == active_console)
            nsend_call(fb_info.phone, FB_SCROLL, 1);
    }
   
    scr->position_x = scr->position_x % scr->size_x;
   
    if (console == active_console) 
        send_call_2(fb_info.phone, FB_CURSOR_GOTO, scr->position_y, scr->position_x);
   
}
 
 
/* 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, j;
    char c,d;
    connection_t *conn;
   
    /* 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 */
           
            retval = 0;
            c = IPC_GET_ARG1(call) - '0';
            /* switch to another virtual console */
           
            conn = &connections[active_console];
//          if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {
            if ((c >= 0) && (c < CONSOLE_COUNT)) {
                /*FIXME: draw another console content from buffer */
                if (c == active_console)
                        break;
               
                if (c == 0) {
                    /* switch to kernel console*/
                     __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
                     
                } else {
                    active_console = c;
                }
               
               
                conn = &connections[active_console];
 
                nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 0);
       
                if (interbuffer) {
                    for (i = 0; i < conn->screenbuffer.size_x; i++)
                        for (j = 0; j < conn->screenbuffer.size_y; j++)
                            interbuffer[i + j*conn->screenbuffer.size_x] = *get_field_at(&(conn->screenbuffer),i, j);
                           
                    sync_send_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);       
                } else {
 
                    nsend_call(fb_info.phone, FB_CLEAR, 0);
               
                   
                    for (i = 0; i < conn->screenbuffer.size_x; i++)
                        for (j = 0; j < conn->screenbuffer.size_y; j++) {
                            d = get_field_at(&(conn->screenbuffer),i, j)->character;
                            if (d && d != ' ')
                                nsend_call_3(fb_info.phone, FB_PUTCHAR, d, j, i);
                        }
 
                }
                nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x);
                nsend_call_2(fb_info.phone, FB_SET_STYLE, conn->screenbuffer.style.fg_color, \
                        conn->screenbuffer.style.bg_color);
                send_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
 
                break;
            }
           
            /* if client is awaiting key, send it */
            if (conn->keyrequest_counter > 0) {    
                conn->keyrequest_counter--;
                ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);
                break;
            }
           
            /*FIXME: else store key to its buffer */
            keybuffer_push(&conn->keybuffer, c);
           
            break;
        default:
            retval = ENOENT;
        }      
        ipc_answer_fast(callid, retval, 0, 0);
    }
}
 
/** Default thread for new connections */
static 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);
    screenbuffer_clear(&(connections[consnum].screenbuffer));
   
    /* 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:
            write_char(consnum, IPC_GET_ARG1(call));
            break;
        case CONSOLE_CLEAR:
            /* Send message to fb */
            if (consnum == active_console) {
                send_call(fb_info.phone, FB_CLEAR, 0);
            }
           
            screenbuffer_clear(&(connections[consnum].screenbuffer));
           
            break;
        case CONSOLE_GOTO:
           
            screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call));
           
            break;
 
        case CONSOLE_GETCHAR:
            if (keybuffer_empty(&(connections[consnum].keybuffer))) {
                /* buffer is empty -> store request */
                if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {      
                    fifo_push(connections[consnum].keyrequests, callid);
                    connections[consnum].keyrequest_counter++;
                } else {
                    /* no key available and too many requests => fail */
                    ipc_answer_fast(callid, ELIMIT, 0, 0);
                }
                continue;
            };
            keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1);
           
            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;
 
    async_set_client_connection(client_connection);
   
    /* 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;
    };
 
    /* Connect to framebuffer driver */
   
    while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {
        usleep(10000);
    }
   
    ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));
    nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);
    nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
   
    /* Init virtual consoles */
    for (i = 0; i < CONSOLE_COUNT; i++) {
        connections[i].used = 0;
        keybuffer_init(&(connections[i].keybuffer));
       
        connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;
        connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;
        connections[i].keyrequest_counter = 0;
       
        if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {
            /*FIXME: handle error */
            return -1;
        }
    }
   
    if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ|PROTO_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, 0 ,0 )) != NULL) {
        if (ipc_call_sync_3(fb_info.phone, IPC_M_AS_AREA_SEND, (ipcarg_t)interbuffer, 0, AS_AREA_READ | AS_AREA_CACHEABLE, NULL, NULL, NULL) != 0) {
//          ipc_call_async_3(fb_info.phone, FB_PUTCHAR, '?', 10, 10, NULL, NULL);
            munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
            interbuffer = NULL;
        }
/*  } else {
        ipc_call_async_3(fb_info.phone, FB_PUTCHAR, '!', 10, 10, NULL, NULL);
*/
    }
   
    async_new_connection(phonehash, 0, NULL, keyboard_events);
   
    nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, 0, 0);
 
    /* Register at NS */
    if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
        return -1;
    };
   
    async_manager();
 
    return 0;  
}
 

Rev 1517	Rev 1518
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	#include <libadt/fifo.h>	40	#include <libadt/fifo.h>
41	#include <screenbuffer.h>	41	#include <screenbuffer.h>
42	#include <sys/mman.h>	42	#include <sys/mman.h>
43		43
44	#define CONSOLE_COUNT 12	-
45	#define MAX_KEYREQUESTS_BUFFERED 32	44	#define MAX_KEYREQUESTS_BUFFERED 32
46		45
47	#define NAME "CONSOLE"	46	#define NAME "CONSOLE"
48		47
49	int active_console = 0;	48	int active_console = 0;
50		49
51	struct {	50	struct {
52	int phone; /*< Framebuffer phone /	51	int phone; /*< Framebuffer phone /
53	ipcarg_t rows; /*< Framebuffer rows /	52	ipcarg_t rows; /*< Framebuffer rows /
54	ipcarg_t cols; /*< Framebuffer columns /	53	ipcarg_t cols; /*< Framebuffer columns /
55	} fb_info;	54	} fb_info;
56		55
57	typedef struct {	56	typedef struct {
58	keybuffer_t keybuffer;	57	keybuffer_t keybuffer;
59	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED);	58	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED);
60	int keyrequest_counter;	59	int keyrequest_counter;
61	int client_phone;	60	int client_phone;
62	int used;	61	int used;
63	screenbuffer_t screenbuffer;	62	screenbuffer_t screenbuffer;
64	} connection_t;	63	} connection_t;
65		64
66		65
67		66
68	connection_t connections[CONSOLE_COUNT];	67	connection_t connections[CONSOLE_COUNT];
69	keyfield_t *interbuffer = NULL;	68	keyfield_t *interbuffer = NULL;
70		69
71	static int find_free_connection()	70	static int find_free_connection()
72	{	71	{
73	int i = 0;	72	int i = 0;
74		73
75	while (i < CONSOLE_COUNT) {	74	while (i < CONSOLE_COUNT) {
76	if (connections[i].used == 0)	75	if (connections[i].used == 0)
77	return i;	76	return i;
78	++i;	77	++i;
79	}	78	}
80	return CONSOLE_COUNT;	79	return CONSOLE_COUNT;
81	}	80	}
82		81
83		82
84	static int find_connection(int client_phone)	83	static int find_connection(int client_phone)
85	{	84	{
86	int i = 0;	85	int i = 0;
87		86
88	while (i < CONSOLE_COUNT) {	87	while (i < CONSOLE_COUNT) {
89	if (connections[i].client_phone == client_phone)	88	if (connections[i].client_phone == client_phone)
90	return i;	89	return i;
91	++i;	90	++i;
92	}	91	}
93	return CONSOLE_COUNT;	92	return CONSOLE_COUNT;
94	}	93	}
95		94
96	/** Check key and process special keys.	95	/** Check key and process special keys.
97	*	96	*
98	* */	97	* */
99	static void write_char(int console, char key)	98	static void write_char(int console, char key)
100	{	99	{
101	screenbuffer_t *scr = &(connections[console].screenbuffer);	100	screenbuffer_t *scr = &(connections[console].screenbuffer);
102		101
103	switch (key) {	102	switch (key) {
104	case '\n':	103	case '\n':
105	scr->position_y += 1;	104	scr->position_y += 1;
106	scr->position_x = 0;	105	scr->position_x = 0;
107	break;	106	break;
108	case '\r':	107	case '\r':
109	break;	108	break;
110	case '\t':	109	case '\t':
111	scr->position_x += 8;	110	scr->position_x += 8;
112	scr->position_x -= scr->position_x % 8;	111	scr->position_x -= scr->position_x % 8;
113	break;	112	break;
114	case '\b':	113	case '\b':
115	if (scr->position_x == 0)	114	if (scr->position_x == 0)
116	break;	115	break;
117		116
118	scr->position_x--;	117	scr->position_x--;
119		118
120	if (console == active_console) {	119	if (console == active_console) {
121	ipc_call_async_3(fb_info.phone, FB_PUTCHAR, ' ', scr->position_y, scr->position_x, NULL, NULL);	120	nsend_call_3(fb_info.phone, FB_PUTCHAR, ' ', scr->position_y, scr->position_x);
122	}	121	}
123		122
124	screenbuffer_putchar(scr, ' ');	123	screenbuffer_putchar(scr, ' ');
125		124
126	break;	125	break;
127	default:	126	default:
128	if (console == active_console) {	127	if (console == active_console) {
129	ipc_call_async_3(fb_info.phone, FB_PUTCHAR, key, scr->position_y, scr->position_x, NULL, NULL);	128	nsend_call_3(fb_info.phone, FB_PUTCHAR, key, scr->position_y, scr->position_x);
130	}	129	}
131		130
132	screenbuffer_putchar(scr, key);	131	screenbuffer_putchar(scr, key);
133	scr->position_x++;	132	scr->position_x++;
134	}	133	}
135		134
136	scr->position_y += (scr->position_x >= scr->size_x);	135	scr->position_y += (scr->position_x >= scr->size_x);
137		136
138	if (scr->position_y >= scr->size_y) {	137	if (scr->position_y >= scr->size_y) {
139	scr->position_y = scr->size_y - 1;	138	scr->position_y = scr->size_y - 1;
140	screenbuffer_clear_line(scr, scr->top_line++);	139	screenbuffer_clear_line(scr, scr->top_line++);
-		140	if (console == active_console)
141	ipc_call_async(fb_info.phone, FB_SCROLL, 1, NULL, NULL);	141	nsend_call(fb_info.phone, FB_SCROLL, 1);
142	}	142	}
143		143
144	scr->position_x = scr->position_x % scr->size_x;	144	scr->position_x = scr->position_x % scr->size_x;
145		145
146	if (console == active_console)	146	if (console == active_console)
147	ipc_call_async_2(fb_info.phone, FB_CURSOR_GOTO, scr->position_y, scr->position_x, NULL, NULL);	147	send_call_2(fb_info.phone, FB_CURSOR_GOTO, scr->position_y, scr->position_x);
148		148
149	}	149	}
150		150
151		151
152	/* Handler for keyboard */	152	/* Handler for keyboard */
153	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)	153	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
154	{	154	{
155	ipc_callid_t callid;	155	ipc_callid_t callid;
156	ipc_call_t call;	156	ipc_call_t call;
157	int retval;	157	int retval;
158	int i, j;	158	int i, j;
159	char c,d;	159	char c,d;
160	connection_t *conn;	160	connection_t *conn;
161		161
162	/* Ignore parameters, the connection is alread opened */	162	/* Ignore parameters, the connection is alread opened */
163	while (1) {	163	while (1) {
164	callid = async_get_call(&call);	164	callid = async_get_call(&call);
165	switch (IPC_GET_METHOD(call)) {	165	switch (IPC_GET_METHOD(call)) {
166	case IPC_M_PHONE_HUNGUP:	166	case IPC_M_PHONE_HUNGUP:
167	ipc_answer_fast(callid,0,0,0);	167	ipc_answer_fast(callid,0,0,0);
168	/* TODO: Handle hangup */	168	/* TODO: Handle hangup */
169	return;	169	return;
170	case KBD_PUSHCHAR:	170	case KBD_PUSHCHAR:
171	/* got key from keyboard driver */	171	/* got key from keyboard driver */
172		172
173	retval = 0;	173	retval = 0;
174	c = IPC_GET_ARG1(call) - '0';	174	c = IPC_GET_ARG1(call) - '0';
175	/* switch to another virtual console */	175	/* switch to another virtual console */
176		176
177	conn = &connections[active_console];	177	conn = &connections[active_console];
178	// if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {	178	// if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {
179	if ((c >= 0) && (c < CONSOLE_COUNT)) {	179	if ((c >= 0) && (c < CONSOLE_COUNT)) {
180	/FIXME: draw another console content from buffer /	180	/FIXME: draw another console content from buffer /
181	if (c == active_console)	181	if (c == active_console)
182	break;	182	break;
183		183
184	if (c == 0) {	184	if (c == 0) {
185	/* switch to kernel console*/	185	/* switch to kernel console*/
186	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);	186	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
187		187
188	} else {	188	} else {
189	active_console = c;	189	active_console = c;
190	}	190	}
191		191
192		192
193	conn = &connections[active_console];	193	conn = &connections[active_console];
194		194
195	ipc_call_async(fb_info.phone, FB_CURSOR_VISIBILITY, 0, NULL, NULL);	195	nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 0);
196		196
197	if (interbuffer) {	197	if (interbuffer) {
198	for (i = 0; i < conn->screenbuffer.size_x; i++)	198	for (i = 0; i < conn->screenbuffer.size_x; i++)
199	for (j = 0; j < conn->screenbuffer.size_y; j++)	199	for (j = 0; j < conn->screenbuffer.size_y; j++)
200	interbuffer[i + jconn->screenbuffer.size_x] = get_field_at(&(conn->screenbuffer),i, j);	200	interbuffer[i + jconn->screenbuffer.size_x] = get_field_at(&(conn->screenbuffer),i, j);
201		201
202	sync_send_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);	202	sync_send_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);
203	} else {	203	} else {
204		-
205	ipc_call_async_2(fb_info.phone, FB_CLEAR, 0, 0, NULL, NULL);	204	nsend_call(fb_info.phone, FB_CLEAR, 0);
206		205
207		206
208	for (i = 0; i < conn->screenbuffer.size_x; i++)	207	for (i = 0; i < conn->screenbuffer.size_x; i++)
209	for (j = 0; j < conn->screenbuffer.size_y; j++) {	208	for (j = 0; j < conn->screenbuffer.size_y; j++) {
210	d = get_field_at(&(conn->screenbuffer),i, j)->character;	209	d = get_field_at(&(conn->screenbuffer),i, j)->character;
211	if (d && d != ' ')	210	if (d && d != ' ')
212	ipc_call_async_3(fb_info.phone, FB_PUTCHAR, d, j, i, NULL, NULL);	211	nsend_call_3(fb_info.phone, FB_PUTCHAR, d, j, i);
213	}	212	}
214		213
215	}	214	}
216	ipc_call_async_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x, NULL, NULL);	215	nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x);
217	ipc_call_async_2(fb_info.phone, FB_SET_STYLE, conn->screenbuffer.style.fg_color, \	216	nsend_call_2(fb_info.phone, FB_SET_STYLE, conn->screenbuffer.style.fg_color, \
218	conn->screenbuffer.style.bg_color, NULL, NULL);	217	conn->screenbuffer.style.bg_color);
219	ipc_call_async(fb_info.phone, FB_CURSOR_VISIBILITY, 1, NULL, NULL);	218	send_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
220		219
221	break;	220	break;
222	}	221	}
223		222
224	/* if client is awaiting key, send it */	223	/* if client is awaiting key, send it */
225	if (conn->keyrequest_counter > 0) {	224	if (conn->keyrequest_counter > 0) {
226	conn->keyrequest_counter--;	225	conn->keyrequest_counter--;
227	ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);	226	ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);
228	break;	227	break;
229	}	228	}
230		229
231	/FIXME: else store key to its buffer /	230	/FIXME: else store key to its buffer /
232	keybuffer_push(&conn->keybuffer, c);	231	keybuffer_push(&conn->keybuffer, c);
233		232
234	break;	233	break;
235	default:	234	default:
236	retval = ENOENT;	235	retval = ENOENT;
237	}	236	}
238	ipc_answer_fast(callid, retval, 0, 0);	237	ipc_answer_fast(callid, retval, 0, 0);
239	}	238	}
240	}	239	}
241		240
242	/** Default thread for new connections */	241	/** Default thread for new connections */
243	void client_connection(ipc_callid_t iid, ipc_call_t *icall)	242	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)
244	{	243	{
245	ipc_callid_t callid;	244	ipc_callid_t callid;
246	ipc_call_t call;	245	ipc_call_t call;
247	int consnum;	246	int consnum;
248	ipcarg_t arg1;	247	ipcarg_t arg1;
249		248
250	if ((consnum = find_free_connection()) == CONSOLE_COUNT) {	249	if ((consnum = find_free_connection()) == CONSOLE_COUNT) {
251	ipc_answer_fast(iid,ELIMIT,0,0);	250	ipc_answer_fast(iid,ELIMIT,0,0);
252	return;	251	return;
253	}	252	}
254		253
255	connections[consnum].used = 1;	254	connections[consnum].used = 1;
256	connections[consnum].client_phone = IPC_GET_ARG3(call);	255	connections[consnum].client_phone = IPC_GET_ARG3(call);
257	screenbuffer_clear(&(connections[consnum].screenbuffer));	256	screenbuffer_clear(&(connections[consnum].screenbuffer));
258		257
259	/* Accept the connection */	258	/* Accept the connection */
260	ipc_answer_fast(iid,0,0,0);	259	ipc_answer_fast(iid,0,0,0);
261		260
262	while (1) {	261	while (1) {
263	callid = async_get_call(&call);	262	callid = async_get_call(&call);
264	switch (IPC_GET_METHOD(call)) {	263	switch (IPC_GET_METHOD(call)) {
265	case IPC_M_PHONE_HUNGUP:	264	case IPC_M_PHONE_HUNGUP:
266	/* TODO */	265	/* TODO */
267	ipc_answer_fast(callid, 0,0,0);	266	ipc_answer_fast(callid, 0,0,0);
268	return;	267	return;
269	case CONSOLE_PUTCHAR:	268	case CONSOLE_PUTCHAR:
270	write_char(consnum, IPC_GET_ARG1(call));	269	write_char(consnum, IPC_GET_ARG1(call));
271	break;	270	break;
272	case CONSOLE_CLEAR:	271	case CONSOLE_CLEAR:
273	/* Send message to fb */	272	/* Send message to fb */
274	if (consnum == active_console) {	273	if (consnum == active_console) {
275	ipc_call_async_2(fb_info.phone, FB_CLEAR, 0, 0, NULL, NULL);	274	send_call(fb_info.phone, FB_CLEAR, 0);
276	}	275	}
277		276
278	screenbuffer_clear(&(connections[consnum].screenbuffer));	277	screenbuffer_clear(&(connections[consnum].screenbuffer));
279		278
280	break;	279	break;
281	case CONSOLE_GOTO:	280	case CONSOLE_GOTO:
282		281
283	screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call));	282	screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call));
284		283
285	break;	284	break;
286		285
287	case CONSOLE_GETCHAR:	286	case CONSOLE_GETCHAR:
288	if (keybuffer_empty(&(connections[consnum].keybuffer))) {	287	if (keybuffer_empty(&(connections[consnum].keybuffer))) {
289	/* buffer is empty -> store request */	288	/* buffer is empty -> store request */
290	if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {	289	if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {
291	fifo_push(connections[consnum].keyrequests, callid);	290	fifo_push(connections[consnum].keyrequests, callid);
292	connections[consnum].keyrequest_counter++;	291	connections[consnum].keyrequest_counter++;
293	} else {	292	} else {
294	/* no key available and too many requests => fail */	293	/* no key available and too many requests => fail */
295	ipc_answer_fast(callid, ELIMIT, 0, 0);	294	ipc_answer_fast(callid, ELIMIT, 0, 0);
296	}	295	}
297	continue;	296	continue;
298	};	297	};
299	keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1);	298	keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1);
300		299
301	break;	300	break;
302	}	301	}
303	ipc_answer_fast(callid, 0, arg1, 0);	302	ipc_answer_fast(callid, 0, arg1, 0);
304	}	303	}
305	}	304	}
306		305
307	int main(int argc, char *argv[])	306	int main(int argc, char *argv[])
308	{	307	{
309	ipcarg_t phonehash;	308	ipcarg_t phonehash;
310	int kbd_phone, fb_phone;	309	int kbd_phone, fb_phone;
311	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;	310	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;
312	int i;	311	int i;
313		312
314	async_set_client_connection(client_connection);	313	async_set_client_connection(client_connection);
315		314
316	/* Connect to keyboard driver */	315	/* Connect to keyboard driver */
317		316
318	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {	317	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {
319	usleep(10000);	318	usleep(10000);
320	};	319	};
321		320
322	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {	321	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {
323	return -1;	322	return -1;
324	};	323	};
325		324
326	/* Connect to framebuffer driver */	325	/* Connect to framebuffer driver */
327		326
328	while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {	327	while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {
329	usleep(10000);	328	usleep(10000);
330	}	329	}
331		330
332	ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));	331	ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));
333	ipc_call_async_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR, NULL, NULL);	332	nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);
334	ipc_call_sync(fb_info.phone, FB_CURSOR_VISIBILITY, 1, NULL);	333	nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
335		334
336	/* Init virtual consoles */	335	/* Init virtual consoles */
337	for (i = 0; i < CONSOLE_COUNT; i++) {	336	for (i = 0; i < CONSOLE_COUNT; i++) {
338	connections[i].used = 0;	337	connections[i].used = 0;
339	keybuffer_init(&(connections[i].keybuffer));	338	keybuffer_init(&(connections[i].keybuffer));
340		339
341	connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;	340	connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;
342	connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;	341	connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;
343	connections[i].keyrequest_counter = 0;	342	connections[i].keyrequest_counter = 0;
344		343
345	if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {	344	if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {
346	/FIXME: handle error /	345	/FIXME: handle error /
347	return -1;	346	return -1;
348	}	347	}
349	}	348	}
350		349
351	if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ\|PROTO_WRITE, MAP_ANONYMOUS\|MAP_PRIVATE, 0 ,0 )) != NULL) {	350	if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ\|PROTO_WRITE, MAP_ANONYMOUS\|MAP_PRIVATE, 0 ,0 )) != NULL) {
352	if (ipc_call_sync_3(fb_info.phone, IPC_M_AS_AREA_SEND, (ipcarg_t)interbuffer, 0, AS_AREA_READ \| AS_AREA_CACHEABLE, NULL, NULL, NULL) != 0) {	351	if (ipc_call_sync_3(fb_info.phone, IPC_M_AS_AREA_SEND, (ipcarg_t)interbuffer, 0, AS_AREA_READ \| AS_AREA_CACHEABLE, NULL, NULL, NULL) != 0) {
353	// ipc_call_async_3(fb_info.phone, FB_PUTCHAR, '?', 10, 10, NULL, NULL);	352	// ipc_call_async_3(fb_info.phone, FB_PUTCHAR, '?', 10, 10, NULL, NULL);
354	munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);	353	munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
355	interbuffer = NULL;	354	interbuffer = NULL;
356	}	355	}
357	/* } else {	356	/* } else {
358	ipc_call_async_3(fb_info.phone, FB_PUTCHAR, '!', 10, 10, NULL, NULL);	357	ipc_call_async_3(fb_info.phone, FB_PUTCHAR, '!', 10, 10, NULL, NULL);
359	*/	358	*/
360	}	359	}
361		360
362	async_new_connection(phonehash, 0, NULL, keyboard_events);	361	async_new_connection(phonehash, 0, NULL, keyboard_events);
363		362
364	ipc_call_async_2(fb_info.phone, FB_CURSOR_GOTO, 0, 0, NULL, NULL);	363	nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, 0, 0);
365		364
-		365	/* Register at NS */
366	if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {	366	if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
367	return -1;	367	return -1;
368	};	368	};
369		369
370	async_manager();	370	async_manager();
371		371
372	return 0;	372	return 0;
373	}	373	}
374		374

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(root)/uspace/trunk/console/console.c – Rev 1517 → 1518