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>
 
#include "gcons.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);
            /* switch to another virtual console */
           
            conn = &connections[active_console];
//          if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {
            if ((c >= '0') && (c < '0' + CONSOLE_COUNT)) {
 
                if (c == '0') {
                    /* switch to kernel console*/
                    sync_send_2(fb_info.phone, FB_CURSOR_VISIBILITY, 0, 0, NULL, NULL);
                    nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);
                    nsend_call(fb_info.phone, FB_CLEAR, 0);
                    /* FIXME: restore kernel console */
                     __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
                     break;
                     
                } else {
                    c = c - '1';
                    if (c == active_console)
                        break;
                    active_console = c;
                    gcons_change_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, arg2;
 
    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);
        arg1 = arg2 = 0;
        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_GETSIZE:
            arg1 = fb_info.cols;
            arg2 = fb_info.rows;
            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, arg2);
    }
}
 
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);
    }
 
    /* Initialize gcons */
    gcons_init(fb_info.phone);
    /* Synchronize, the gcons can have something in queue */
    sync_send_2(fb_info.phone, FB_GET_CSIZE, 0, 0, NULL, NULL);
 
   
    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_CLEAR, 0);
   
    /* 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) {
            munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
            interbuffer = NULL;
        }
    }
 
    /* FIXME: save kernel console screen */
   
    async_new_connection(phonehash, 0, NULL, keyboard_events);
   
    sync_send_2(fb_info.phone, FB_CURSOR_GOTO, 0, 0, NULL, NULL);
    nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
 
    /* Register at NS */
    if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
        return -1;
    };
   
    async_manager();
 
    return 0;  
}
 
 

Rev 1521	Rev 1522
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	#include "gcons.h"
-		45
44	#define MAX_KEYREQUESTS_BUFFERED 32	46	#define MAX_KEYREQUESTS_BUFFERED 32
45		47
46	#define NAME "CONSOLE"	48	#define NAME "CONSOLE"
47		49
48	int active_console = 0;	50	int active_console = 0;
49		51
50	struct {	52	struct {
51	int phone; /*< Framebuffer phone /	53	int phone; /*< Framebuffer phone /
52	ipcarg_t rows; /*< Framebuffer rows /	54	ipcarg_t rows; /*< Framebuffer rows /
53	ipcarg_t cols; /*< Framebuffer columns /	55	ipcarg_t cols; /*< Framebuffer columns /
54	} fb_info;	56	} fb_info;
55		57
56	typedef struct {	58	typedef struct {
57	keybuffer_t keybuffer;	59	keybuffer_t keybuffer;
58	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED);	60	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED);
59	int keyrequest_counter;	61	int keyrequest_counter;
60	int client_phone;	62	int client_phone;
61	int used;	63	int used;
62	screenbuffer_t screenbuffer;	64	screenbuffer_t screenbuffer;
63	} connection_t;	65	} connection_t;
64		66
65		67
66		68
67	connection_t connections[CONSOLE_COUNT];	69	connection_t connections[CONSOLE_COUNT];
68	keyfield_t *interbuffer = NULL;	70	keyfield_t *interbuffer = NULL;
69		71
70	static int find_free_connection()	72	static int find_free_connection()
71	{	73	{
72	int i = 0;	74	int i = 0;
73		75
74	while (i < CONSOLE_COUNT) {	76	while (i < CONSOLE_COUNT) {
75	if (connections[i].used == 0)	77	if (connections[i].used == 0)
76	return i;	78	return i;
77	++i;	79	++i;
78	}	80	}
79	return CONSOLE_COUNT;	81	return CONSOLE_COUNT;
80	}	82	}
81		83
82		84
83	static int find_connection(int client_phone)	85	static int find_connection(int client_phone)
84	{	86	{
85	int i = 0;	87	int i = 0;
86		88
87	while (i < CONSOLE_COUNT) {	89	while (i < CONSOLE_COUNT) {
88	if (connections[i].client_phone == client_phone)	90	if (connections[i].client_phone == client_phone)
89	return i;	91	return i;
90	++i;	92	++i;
91	}	93	}
92	return CONSOLE_COUNT;	94	return CONSOLE_COUNT;
93	}	95	}
94		96
95	/** Check key and process special keys.	97	/** Check key and process special keys.
96	*	98	*
97	* */	99	* */
98	static void write_char(int console, char key)	100	static void write_char(int console, char key)
99	{	101	{
100	screenbuffer_t *scr = &(connections[console].screenbuffer);	102	screenbuffer_t *scr = &(connections[console].screenbuffer);
101		103
102	switch (key) {	104	switch (key) {
103	case '\n':	105	case '\n':
104	scr->position_y += 1;	106	scr->position_y += 1;
105	scr->position_x = 0;	107	scr->position_x = 0;
106	break;	108	break;
107	case '\r':	109	case '\r':
108	break;	110	break;
109	case '\t':	111	case '\t':
110	scr->position_x += 8;	112	scr->position_x += 8;
111	scr->position_x -= scr->position_x % 8;	113	scr->position_x -= scr->position_x % 8;
112	break;	114	break;
113	case '\b':	115	case '\b':
114	if (scr->position_x == 0)	116	if (scr->position_x == 0)
115	break;	117	break;
116		118
117	scr->position_x--;	119	scr->position_x--;
118		120
119	if (console == active_console) {	121	if (console == active_console) {
120	nsend_call_3(fb_info.phone, FB_PUTCHAR, ' ', scr->position_y, scr->position_x);	122	nsend_call_3(fb_info.phone, FB_PUTCHAR, ' ', scr->position_y, scr->position_x);
121	}	123	}
122		124
123	screenbuffer_putchar(scr, ' ');	125	screenbuffer_putchar(scr, ' ');
124		126
125	break;	127	break;
126	default:	128	default:
127	if (console == active_console) {	129	if (console == active_console) {
128	nsend_call_3(fb_info.phone, FB_PUTCHAR, key, scr->position_y, scr->position_x);	130	nsend_call_3(fb_info.phone, FB_PUTCHAR, key, scr->position_y, scr->position_x);
129	}	131	}
130		132
131	screenbuffer_putchar(scr, key);	133	screenbuffer_putchar(scr, key);
132	scr->position_x++;	134	scr->position_x++;
133	}	135	}
134		136
135	scr->position_y += (scr->position_x >= scr->size_x);	137	scr->position_y += (scr->position_x >= scr->size_x);
136		138
137	if (scr->position_y >= scr->size_y) {	139	if (scr->position_y >= scr->size_y) {
138	scr->position_y = scr->size_y - 1;	140	scr->position_y = scr->size_y - 1;
139	screenbuffer_clear_line(scr, scr->top_line++);	141	screenbuffer_clear_line(scr, scr->top_line++);
140	if (console == active_console)	142	if (console == active_console)
141	nsend_call(fb_info.phone, FB_SCROLL, 1);	143	nsend_call(fb_info.phone, FB_SCROLL, 1);
142	}	144	}
143		145
144	scr->position_x = scr->position_x % scr->size_x;	146	scr->position_x = scr->position_x % scr->size_x;
145		147
146	if (console == active_console)	148	if (console == active_console)
147	send_call_2(fb_info.phone, FB_CURSOR_GOTO, scr->position_y, scr->position_x);	149	send_call_2(fb_info.phone, FB_CURSOR_GOTO, scr->position_y, scr->position_x);
148		150
149	}	151	}
150		152
151		153
152	/* Handler for keyboard */	154	/* Handler for keyboard */
153	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)	155	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
154	{	156	{
155	ipc_callid_t callid;	157	ipc_callid_t callid;
156	ipc_call_t call;	158	ipc_call_t call;
157	int retval;	159	int retval;
158	int i, j;	160	int i, j;
159	char c,d;	161	char c,d;
160	connection_t *conn;	162	connection_t *conn;
161		163
162	/* Ignore parameters, the connection is alread opened */	164	/* Ignore parameters, the connection is alread opened */
163	while (1) {	165	while (1) {
164	callid = async_get_call(&call);	166	callid = async_get_call(&call);
165	switch (IPC_GET_METHOD(call)) {	167	switch (IPC_GET_METHOD(call)) {
166	case IPC_M_PHONE_HUNGUP:	168	case IPC_M_PHONE_HUNGUP:
167	ipc_answer_fast(callid,0,0,0);	169	ipc_answer_fast(callid,0,0,0);
168	/* TODO: Handle hangup */	170	/* TODO: Handle hangup */
169	return;	171	return;
170	case KBD_PUSHCHAR:	172	case KBD_PUSHCHAR:
171	/* got key from keyboard driver */	173	/* got key from keyboard driver */
172		174
173	retval = 0;	175	retval = 0;
174	c = IPC_GET_ARG1(call);	176	c = IPC_GET_ARG1(call);
175	/* switch to another virtual console */	177	/* switch to another virtual console */
176		178
177	conn = &connections[active_console];	179	conn = &connections[active_console];
178	// if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {	180	// if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {
179	if ((c >= '0') && (c < '0' + CONSOLE_COUNT)) {	181	if ((c >= '0') && (c < '0' + CONSOLE_COUNT)) {
180		-
181	if (c == '0') {	182	if (c == '0') {
182	/* switch to kernel console*/	183	/* switch to kernel console*/
183	sync_send_2(fb_info.phone, FB_CURSOR_VISIBILITY, 0, 0, NULL, NULL);	184	sync_send_2(fb_info.phone, FB_CURSOR_VISIBILITY, 0, 0, NULL, NULL);
184	nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);	185	nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);
185	nsend_call(fb_info.phone, FB_CLEAR, 0);	186	nsend_call(fb_info.phone, FB_CLEAR, 0);
186	/* FIXME: restore kernel console */	187	/* FIXME: restore kernel console */
187	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);	188	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
188	break;	189	break;
189		190
190	} else {	191	} else {
191	c = c - '1';	192	c = c - '1';
192	if (c == active_console)	193	if (c == active_console)
193	break;	194	break;
194	active_console = c;	195	active_console = c;
-		196	gcons_change_console(c);
-		197
195	}	198	}
196		199
197	conn = &connections[active_console];	200	conn = &connections[active_console];
198		201
199	nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 0);	202	nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 0);
200		203
201	if (interbuffer) {	204	if (interbuffer) {
202	for (i = 0; i < conn->screenbuffer.size_x; i++)	205	for (i = 0; i < conn->screenbuffer.size_x; i++)
203	for (j = 0; j < conn->screenbuffer.size_y; j++)	206	for (j = 0; j < conn->screenbuffer.size_y; j++)
204	interbuffer[i + jconn->screenbuffer.size_x] = get_field_at(&(conn->screenbuffer),i, j);	207	interbuffer[i + jconn->screenbuffer.size_x] = get_field_at(&(conn->screenbuffer),i, j);
205		208
206	sync_send_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);	209	sync_send_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);
207	} else {	210	} else {
208	nsend_call(fb_info.phone, FB_CLEAR, 0);	211	nsend_call(fb_info.phone, FB_CLEAR, 0);
209		212
210		213
211	for (i = 0; i < conn->screenbuffer.size_x; i++)	214	for (i = 0; i < conn->screenbuffer.size_x; i++)
212	for (j = 0; j < conn->screenbuffer.size_y; j++) {	215	for (j = 0; j < conn->screenbuffer.size_y; j++) {
213	d = get_field_at(&(conn->screenbuffer),i, j)->character;	216	d = get_field_at(&(conn->screenbuffer),i, j)->character;
214	if (d && d != ' ')	217	if (d && d != ' ')
215	nsend_call_3(fb_info.phone, FB_PUTCHAR, d, j, i);	218	nsend_call_3(fb_info.phone, FB_PUTCHAR, d, j, i);
216	}	219	}
217		220
218	}	221	}
219	nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x);	222	nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x);
220	nsend_call_2(fb_info.phone, FB_SET_STYLE, conn->screenbuffer.style.fg_color, \	223	nsend_call_2(fb_info.phone, FB_SET_STYLE, conn->screenbuffer.style.fg_color, \
221	conn->screenbuffer.style.bg_color);	224	conn->screenbuffer.style.bg_color);
222	send_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);	225	send_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
223		226
224	break;	227	break;
225	}	228	}
226		229
227	/* if client is awaiting key, send it */	230	/* if client is awaiting key, send it */
228	if (conn->keyrequest_counter > 0) {	231	if (conn->keyrequest_counter > 0) {
229	conn->keyrequest_counter--;	232	conn->keyrequest_counter--;
230	ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);	233	ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);
231	break;	234	break;
232	}	235	}
233		236
234	/FIXME: else store key to its buffer /	237	/FIXME: else store key to its buffer /
235	keybuffer_push(&conn->keybuffer, c);	238	keybuffer_push(&conn->keybuffer, c);
236		239
237	break;	240	break;
238	default:	241	default:
239	retval = ENOENT;	242	retval = ENOENT;
240	}	243	}
241	ipc_answer_fast(callid, retval, 0, 0);	244	ipc_answer_fast(callid, retval, 0, 0);
242	}	245	}
243	}	246	}
244		247
245	/** Default thread for new connections */	248	/** Default thread for new connections */
246	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)	249	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)
247	{	250	{
248	ipc_callid_t callid;	251	ipc_callid_t callid;
249	ipc_call_t call;	252	ipc_call_t call;
250	int consnum;	253	int consnum;
251	ipcarg_t arg1, arg2;	254	ipcarg_t arg1, arg2;
252		255
253	if ((consnum = find_free_connection()) == CONSOLE_COUNT) {	256	if ((consnum = find_free_connection()) == CONSOLE_COUNT) {
254	ipc_answer_fast(iid,ELIMIT,0,0);	257	ipc_answer_fast(iid,ELIMIT,0,0);
255	return;	258	return;
256	}	259	}
257		260
258	connections[consnum].used = 1;	261	connections[consnum].used = 1;
259	connections[consnum].client_phone = IPC_GET_ARG3(call);	262	connections[consnum].client_phone = IPC_GET_ARG3(call);
260	screenbuffer_clear(&(connections[consnum].screenbuffer));	263	screenbuffer_clear(&(connections[consnum].screenbuffer));
261		264
262	/* Accept the connection */	265	/* Accept the connection */
263	ipc_answer_fast(iid,0,0,0);	266	ipc_answer_fast(iid,0,0,0);
264		267
265	while (1) {	268	while (1) {
266	callid = async_get_call(&call);	269	callid = async_get_call(&call);
267	arg1 = arg2 = 0;	270	arg1 = arg2 = 0;
268	switch (IPC_GET_METHOD(call)) {	271	switch (IPC_GET_METHOD(call)) {
269	case IPC_M_PHONE_HUNGUP:	272	case IPC_M_PHONE_HUNGUP:
270	/* TODO */	273	/* TODO */
271	ipc_answer_fast(callid, 0,0,0);	274	ipc_answer_fast(callid, 0,0,0);
272	return;	275	return;
273	case CONSOLE_PUTCHAR:	276	case CONSOLE_PUTCHAR:
274	write_char(consnum, IPC_GET_ARG1(call));	277	write_char(consnum, IPC_GET_ARG1(call));
275	break;	278	break;
276	case CONSOLE_CLEAR:	279	case CONSOLE_CLEAR:
277	/* Send message to fb */	280	/* Send message to fb */
278	if (consnum == active_console) {	281	if (consnum == active_console) {
279	send_call(fb_info.phone, FB_CLEAR, 0);	282	send_call(fb_info.phone, FB_CLEAR, 0);
280	}	283	}
281		284
282	screenbuffer_clear(&(connections[consnum].screenbuffer));	285	screenbuffer_clear(&(connections[consnum].screenbuffer));
283		286
284	break;	287	break;
285	case CONSOLE_GOTO:	288	case CONSOLE_GOTO:
286		289
287	screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call));	290	screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call));
288		291
289	break;	292	break;
290	case CONSOLE_GETSIZE:	293	case CONSOLE_GETSIZE:
291	arg1 = fb_info.cols;	294	arg1 = fb_info.cols;
292	arg2 = fb_info.rows;	295	arg2 = fb_info.rows;
293	break;	296	break;
294		297
295	case CONSOLE_GETCHAR:	298	case CONSOLE_GETCHAR:
296	if (keybuffer_empty(&(connections[consnum].keybuffer))) {	299	if (keybuffer_empty(&(connections[consnum].keybuffer))) {
297	/* buffer is empty -> store request */	300	/* buffer is empty -> store request */
298	if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {	301	if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {
299	fifo_push(connections[consnum].keyrequests, callid);	302	fifo_push(connections[consnum].keyrequests, callid);
300	connections[consnum].keyrequest_counter++;	303	connections[consnum].keyrequest_counter++;
301	} else {	304	} else {
302	/* no key available and too many requests => fail */	305	/* no key available and too many requests => fail */
303	ipc_answer_fast(callid, ELIMIT, 0, 0);	306	ipc_answer_fast(callid, ELIMIT, 0, 0);
304	}	307	}
305	continue;	308	continue;
306	};	309	};
307	keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1);	310	keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1);
308		311
309	break;	312	break;
310	}	313	}
311	ipc_answer_fast(callid, 0, arg1, arg2);	314	ipc_answer_fast(callid, 0, arg1, arg2);
312	}	315	}
313	}	316	}
314		317
315	int main(int argc, char *argv[])	318	int main(int argc, char *argv[])
316	{	319	{
317	ipcarg_t phonehash;	320	ipcarg_t phonehash;
318	int kbd_phone, fb_phone;	321	int kbd_phone, fb_phone;
319	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;	322	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;
320	int i;	323	int i;
321		324
322	async_set_client_connection(client_connection);	325	async_set_client_connection(client_connection);
323		326
324	/* Connect to keyboard driver */	327	/* Connect to keyboard driver */
325		328
326	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {	329	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {
327	usleep(10000);	330	usleep(10000);
328	};	331	};
329		332
330	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {	333	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {
331	return -1;	334	return -1;
332	};	335	};
333		336
334	/* Connect to framebuffer driver */	337	/* Connect to framebuffer driver */
335		338
336	while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {	339	while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {
337	usleep(10000);	340	usleep(10000);
338	}	341	}
-		342
-		343	/* Initialize gcons */
-		344	gcons_init(fb_info.phone);
-		345	/* Synchronize, the gcons can have something in queue */
-		346	sync_send_2(fb_info.phone, FB_GET_CSIZE, 0, 0, NULL, NULL);
-		347
339		348
340	ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));	349	ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));
341	nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);	350	nsend_call_2(fb_info.phone, FB_SET_STYLE, DEFAULT_FOREGROUND_COLOR, DEFAULT_BACKGROUND_COLOR);
342	nsend_call(fb_info.phone, FB_CLEAR, 0);	351	nsend_call(fb_info.phone, FB_CLEAR, 0);
343		352
344	/* Init virtual consoles */	353	/* Init virtual consoles */
345	for (i = 0; i < CONSOLE_COUNT; i++) {	354	for (i = 0; i < CONSOLE_COUNT; i++) {
346	connections[i].used = 0;	355	connections[i].used = 0;
347	keybuffer_init(&(connections[i].keybuffer));	356	keybuffer_init(&(connections[i].keybuffer));
348		357
349	connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;	358	connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;
350	connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;	359	connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;
351	connections[i].keyrequest_counter = 0;	360	connections[i].keyrequest_counter = 0;
352		361
353	if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {	362	if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {
354	/FIXME: handle error /	363	/FIXME: handle error /
355	return -1;	364	return -1;
356	}	365	}
357	}	366	}
358		367
359	if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ\|PROTO_WRITE, MAP_ANONYMOUS\|MAP_PRIVATE, 0 ,0 )) != NULL) {	368	if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ\|PROTO_WRITE, MAP_ANONYMOUS\|MAP_PRIVATE, 0 ,0 )) != NULL) {
360	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) {	369	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) {
361	munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);	370	munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
362	interbuffer = NULL;	371	interbuffer = NULL;
363	}	372	}
364	}	373	}
365		374
366	/* FIXME: save kernel console screen */	375	/* FIXME: save kernel console screen */
367		376
368	async_new_connection(phonehash, 0, NULL, keyboard_events);	377	async_new_connection(phonehash, 0, NULL, keyboard_events);
369		378
370	nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, 0, 0);	379	sync_send_2(fb_info.phone, FB_CURSOR_GOTO, 0, 0, NULL, NULL);
371	nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);	380	nsend_call(fb_info.phone, FB_CURSOR_VISIBILITY, 1);
372		381
373	/* Register at NS */	382	/* Register at NS */
374	if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {	383	if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
375	return -1;	384	return -1;
376	};	385	};
377		386
378	async_manager();	387	async_manager();
379		388
380	return 0;	389	return 0;
381	}	390	}
382		391
383		392

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/console/console.c @ 1694 – Rev 1521 → 1522