WebSVN – HelenOS – Diff – /branches/sparc/uspace/srv/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.
 */
 
/** @addtogroup console
 * @{
 */
/** @file
 */
 
/* TODO: remove */
#include <stdio.h>
 
#include <fb.h>
#include <ipc/ipc.h>
#include <keys.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"
 
/** Index of currently used virtual console.
 */
int active_console = 0;
 
/** Information about framebuffer
 */
struct {
    int phone;      /**< Framebuffer phone */
    ipcarg_t rows;      /**< Framebuffer rows */
    ipcarg_t cols;      /**< Framebuffer columns */
} fb_info;
 
 
typedef struct {
    keybuffer_t keybuffer;      /**< Buffer for incoming keys. */
    /** Buffer for unsatisfied request for keys. */
    FIFO_CREATE_STATIC(keyrequests, ipc_callid_t,
        MAX_KEYREQUESTS_BUFFERED); 
    int keyrequest_counter;     /**< Number of requests in buffer. */
    int client_phone;       /**< Phone to connected client. */
    int used;           /**< 1 if this virtual console is
                     * connected to some client.*/
    screenbuffer_t screenbuffer;    /**< Screenbuffer for saving screen
                     * contents and related settings. */
} connection_t;
 
static connection_t connections[CONSOLE_COUNT]; /**< Array of data for virtual
                         * consoles */
static keyfield_t *interbuffer = NULL;      /**< Pointer to memory shared
                         * with framebufer used for
                         * faster virtual console
                         * switching */
 
static int kernel_pixmap = -1;  /**< Number of fb pixmap, where kernel
                 * console is stored */
 
 
/** Find unused virtual console.
 *
 */
static int find_free_connection(void)
{
    int i;
   
    for (i = 0; i < CONSOLE_COUNT; i++) {
        if (!connections[i].used)
            return i;
    }
    return -1;
}
 
static void clrscr(void)
{
    async_msg(fb_info.phone, FB_CLEAR, 0);
}
 
static void curs_visibility(int v)
{
    async_msg(fb_info.phone, FB_CURSOR_VISIBILITY, v);
}
 
static void curs_goto(int row, int col)
{
    async_msg_2(fb_info.phone, FB_CURSOR_GOTO, row, col);
   
}
 
static void set_style(style_t *style)
{
    async_msg_2(fb_info.phone, FB_SET_STYLE, style->fg_color,
        style->bg_color);
}
 
static void set_style_col(int fgcolor, int bgcolor)
{
    async_msg_2(fb_info.phone, FB_SET_STYLE, fgcolor, bgcolor);
}
 
static void prtchr(char c, int row, int col)
{
    async_msg_3(fb_info.phone, FB_PUTCHAR, c, row, col);
   
}
 
/** 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++;
        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)
            prtchr(' ', scr->position_y, scr->position_x);
        screenbuffer_putchar(scr, ' ');
        break;
    default:   
        if (console == active_console)
            prtchr(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);
        scr->top_line = (scr->top_line + 1) % scr->size_y;
        if (console == active_console)
            async_msg(fb_info.phone, FB_SCROLL, 1);
    }
   
    scr->position_x = scr->position_x % scr->size_x;
   
    if (console == active_console)
        curs_goto(scr->position_y, scr->position_x);
   
}
 
/** Save current screen to pixmap, draw old pixmap
 *
 * @param oldpixmap Old pixmap
 * @return ID of pixmap of current screen
 */
static int switch_screens(int oldpixmap)
{
    int newpmap;
       
    /* Save screen */
    newpmap = async_req(fb_info.phone, FB_VP2PIXMAP, 0, NULL);
    if (newpmap < 0)
        return -1;
 
    if (oldpixmap != -1) {
        /* Show old screen */
        async_msg_2(fb_info.phone, FB_VP_DRAW_PIXMAP, 0, oldpixmap);
        /* Drop old pixmap */
        async_msg(fb_info.phone, FB_DROP_PIXMAP, oldpixmap);
    }
   
    return newpmap;
}
 
/** Switch to new console */
static void change_console(int newcons)
{
    connection_t *conn;
    static int console_pixmap = -1;
    int i, j, rc;
    keyfield_t *field;
    style_t *style;
 
    if (newcons == active_console)
        return;
 
    if (newcons == KERNEL_CONSOLE) {
        if (active_console == KERNEL_CONSOLE)
            return;
        active_console = KERNEL_CONSOLE;
        curs_visibility(0);
 
        async_serialize_start();
        if (kernel_pixmap == -1) {
            /* store/restore unsupported */
            set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);
            clrscr();
        } else {
            gcons_in_kernel();
            console_pixmap = switch_screens(kernel_pixmap);
            kernel_pixmap = -1;
        }
        async_serialize_end();
 
        __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
        return;
    }
   
    async_serialize_start();
 
    if (console_pixmap != -1) {
        kernel_pixmap = switch_screens(console_pixmap);
        console_pixmap = -1;
    }
    active_console = newcons;
    gcons_change_console(newcons);
    conn = &connections[active_console];
 
    set_style(&conn->screenbuffer.style);
    curs_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);
        /* This call can preempt, but we are already at the end */
        rc = async_req_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL,
            NULL);     
    };
   
    if ((!interbuffer) || (rc != 0)) {
        set_style(&conn->screenbuffer.style);
        clrscr();
        style = &conn->screenbuffer.style;
 
        for (j = 0; j < conn->screenbuffer.size_y; j++)
            for (i = 0; i < conn->screenbuffer.size_x; i++) {
                field = get_field_at(&(conn->screenbuffer), i,
                    j);
                if (!style_same(*style, field->style))
                    set_style(&field->style);
                style = &field->style;
                if ((field->character == ' ') &&
                    (style_same(field->style,
                    conn->screenbuffer.style)))
                    continue;
 
                prtchr(field->character, j, i);
            }
    }
   
    curs_goto(conn->screenbuffer.position_y,
        conn->screenbuffer.position_x);
    curs_visibility(conn->screenbuffer.is_cursor_visible);
 
    async_serialize_end();
}
 
/** 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 c;
    connection_t *conn;
    int newcon;
   
    /* Ignore parameters, the connection is alread opened */
    while (1) {
        callid = async_get_call(&call);
        switch (IPC_GET_METHOD(call)) {
        case IPC_M_PHONE_HUNGUP:
            /* TODO: Handle hangup */
            return;
        case KBD_MS_LEFT:
            newcon = gcons_mouse_btn(IPC_GET_ARG1(call));
            if (newcon != -1)
                change_console(newcon);
            retval = 0;
            break;
        case KBD_MS_MOVE:
            gcons_mouse_move(IPC_GET_ARG1(call),
                IPC_GET_ARG2(call));
            retval = 0;
            break;
        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 >= 0x101) && (c < 0x101 + CONSOLE_COUNT)) {
                if (c == 0x112)
                    change_console(KERNEL_CONSOLE);
                else
                    change_console(c - 0x101);
                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;
            }
           
            keybuffer_push(&conn->keybuffer, c);
            retval = 0;
           
            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;
    connection_t *conn;
 
    if ((consnum = find_free_connection()) == -1) {
        ipc_answer_fast(iid,ELIMIT,0,0);
        return;
    }
    conn = &connections[consnum];
    conn->used = 1;
   
    async_serialize_start();
    gcons_notify_connect(consnum);
    conn->client_phone = IPC_GET_ARG3(call);
    screenbuffer_clear(&conn->screenbuffer);
   
    /* Accept the connection */
    ipc_answer_fast(iid, 0, 0, 0);
 
    while (1) {
        async_serialize_end();
        callid = async_get_call(&call);
        async_serialize_start();
 
        arg1 = arg2 = 0;
        switch (IPC_GET_METHOD(call)) {
        case IPC_M_PHONE_HUNGUP:
            gcons_notify_disconnect(consnum);
           
            /* Answer all pending requests */
            while (conn->keyrequest_counter > 0) {     
                conn->keyrequest_counter--;
                ipc_answer_fast(fifo_pop(conn->keyrequests),
                    ENOENT, 0, 0);
                break;
            }
            conn->used = 0;
            return;
        case CONSOLE_PUTCHAR:
            write_char(consnum, IPC_GET_ARG1(call));
            gcons_notify_char(consnum);
            break;
        case CONSOLE_CLEAR:
            /* Send message to fb */
            if (consnum == active_console) {
                async_msg(fb_info.phone, FB_CLEAR, 0);
            }
           
            screenbuffer_clear(&conn->screenbuffer);
           
            break;
        case CONSOLE_GOTO:
            screenbuffer_goto(&conn->screenbuffer,
                IPC_GET_ARG2(call), IPC_GET_ARG1(call));
            if (consnum == active_console)
                curs_goto(IPC_GET_ARG1(call),
                    IPC_GET_ARG2(call));
            break;
        case CONSOLE_GETSIZE:
            arg1 = fb_info.rows;
            arg2 = fb_info.cols;
            break;
        case CONSOLE_FLUSH:
            if (consnum == active_console)
                async_req_2(fb_info.phone, FB_FLUSH, 0, 0,
                    NULL, NULL);       
            break;
        case CONSOLE_SET_STYLE:
            arg1 = IPC_GET_ARG1(call);
            arg2 = IPC_GET_ARG2(call);
            screenbuffer_set_style(&conn->screenbuffer, arg1, arg2);
            if (consnum == active_console)
                set_style_col(arg1, arg2);
            break;
        case CONSOLE_CURSOR_VISIBILITY:
            arg1 = IPC_GET_ARG1(call);
            conn->screenbuffer.is_cursor_visible = arg1;
            if (consnum == active_console)
                curs_visibility(arg1);
            break;
        case CONSOLE_GETCHAR:
            if (keybuffer_empty(&conn->keybuffer)) {
                /* buffer is empty -> store request */
                if (conn->keyrequest_counter <
                    MAX_KEYREQUESTS_BUFFERED) {
                    fifo_push(conn->keyrequests, callid);
                    conn->keyrequest_counter++;
                } else {
                    /*
                     * No key available and too many
                     * requests => fail.
                    */
                    ipc_answer_fast(callid, ELIMIT, 0, 0);
                }
                continue;
            }
            keybuffer_pop(&conn->keybuffer, (int *) &arg1);
            break;
        }
        ipc_answer_fast(callid, 0, arg1, arg2);
    }
}
 
int main(int argc, char *argv[])
{
    ipcarg_t phonehash;
    int kbd_phone;
    int i;
 
    async_set_client_connection(client_connection);
   
    /* Connect to keyboard driver */
 
    kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0);
    while (kbd_phone < 0) {
        usleep(10000);
        kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0);
    }
   
    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 */
   
    fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0);
    while (fb_info.phone < 0) {
        usleep(10000);
        fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0);
    }
   
    /* Save old kernel screen */
    kernel_pixmap = switch_screens(-1);
 
    /* Initialize gcons */
    gcons_init(fb_info.phone);
    /* Synchronize, the gcons can have something in queue */
    async_req(fb_info.phone, FB_FLUSH, 0, NULL);
    /* Enable double buffering */
    async_msg_2(fb_info.phone, FB_VIEWPORT_DB, (sysarg_t) -1, 1);
   
    async_req_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows),
        &(fb_info.cols));
    set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);
    clrscr();
   
    /* 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;
        }
    }
    connections[KERNEL_CONSOLE].used = 1;
   
    interbuffer = mmap(NULL,
        sizeof(keyfield_t) * fb_info.cols * fb_info.rows,
        PROTO_READ | PROTO_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
    if (!interbuffer) {
        if (async_req_3(fb_info.phone, IPC_M_AS_AREA_SEND, (ipcarg_t)
            interbuffer, 0, AS_AREA_READ, NULL, NULL, NULL) != 0) {
            munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols
                * fb_info.rows);
            interbuffer = NULL;
        }
    }
 
    curs_goto(0, 0);
    curs_visibility(connections[active_console].screenbuffer.is_cursor_visible);
 
    /* Register at NS */
    if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) {
        return -1;
    }
   
    async_manager();
 
    return 0;  
}
 
/** @}
 */
 

Rev 2025	Rev 2069
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	/** @addtogroup console	29	/** @addtogroup console
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	/* TODO: remove */	35	/* TODO: remove */
36	#include <stdio.h>	36	#include <stdio.h>
37		37
38	#include <fb.h>	38	#include <fb.h>
39	#include <ipc/ipc.h>	39	#include <ipc/ipc.h>
40	#include <keys.h>	40	#include <keys.h>
41	#include <ipc/fb.h>	41	#include <ipc/fb.h>
42	#include <ipc/services.h>	42	#include <ipc/services.h>
43	#include <errno.h>	43	#include <errno.h>
44	#include <key_buffer.h>	44	#include <key_buffer.h>
45	#include <console.h>	45	#include <console.h>
46	#include <unistd.h>	46	#include <unistd.h>
47	#include <async.h>	47	#include <async.h>
48	#include <libadt/fifo.h>	48	#include <libadt/fifo.h>
49	#include <screenbuffer.h>	49	#include <screenbuffer.h>
50	#include <sys/mman.h>	50	#include <sys/mman.h>
51		51
52	#include "gcons.h"	52	#include "gcons.h"
53		53
54	#define MAX_KEYREQUESTS_BUFFERED 32	54	#define MAX_KEYREQUESTS_BUFFERED 32
55		55
56	#define NAME "CONSOLE"	56	#define NAME "CONSOLE"
57		57
58	/** Index of currently used virtual console.	58	/** Index of currently used virtual console.
59	*/	59	*/
60	int active_console = 0;	60	int active_console = 0;
61		61
62	/** Information about framebuffer	62	/** Information about framebuffer
63	*/	63	*/
64	struct {	64	struct {
65	int phone; /*< Framebuffer phone /	65	int phone; /*< Framebuffer phone /
66	ipcarg_t rows; /*< Framebuffer rows /	66	ipcarg_t rows; /*< Framebuffer rows /
67	ipcarg_t cols; /*< Framebuffer columns /	67	ipcarg_t cols; /*< Framebuffer columns /
68	} fb_info;	68	} fb_info;
69		69
70		70
71	typedef struct {	71	typedef struct {
72	keybuffer_t keybuffer; /*< Buffer for incoming keys. /	72	keybuffer_t keybuffer; /*< Buffer for incoming keys. /
73	/** Buffer for unsatisfied request for keys. */	73	/** Buffer for unsatisfied request for keys. */
74	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t,	74	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t,
75	MAX_KEYREQUESTS_BUFFERED);	75	MAX_KEYREQUESTS_BUFFERED);
76	int keyrequest_counter; /*< Number of requests in buffer. /	76	int keyrequest_counter; /*< Number of requests in buffer. /
77	int client_phone; /*< Phone to connected client. /	77	int client_phone; /*< Phone to connected client. /
78	int used; /**< 1 if this virtual console is	78	int used; /**< 1 if this virtual console is
79	* connected to some client.*/	79	* connected to some client.*/
80	screenbuffer_t screenbuffer; /**< Screenbuffer for saving screen	80	screenbuffer_t screenbuffer; /**< Screenbuffer for saving screen
81	* contents and related settings. */	81	* contents and related settings. */
82	} connection_t;	82	} connection_t;
83		83
84	static connection_t connections[CONSOLE_COUNT]; /**< Array of data for virtual	84	static connection_t connections[CONSOLE_COUNT]; /**< Array of data for virtual
85	* consoles */	85	* consoles */
86	static keyfield_t interbuffer = NULL; /*< Pointer to memory shared	86	static keyfield_t interbuffer = NULL; /*< Pointer to memory shared
87	* with framebufer used for	87	* with framebufer used for
88	* faster virtual console	88	* faster virtual console
89	switching /	89	* switching */
90		90
91	static int kernel_pixmap = -1; /**< Number of fb pixmap, where kernel	91	static int kernel_pixmap = -1; /**< Number of fb pixmap, where kernel
92	* console is stored */	92	* console is stored */
93		93
94		94
95	/** Find unused virtual console.	95	/** Find unused virtual console.
96	*	96	*
97	*/	97	*/
98	static int find_free_connection(void)	98	static int find_free_connection(void)
99	{	99	{
100	int i = 0;	100	int i;
101		101
102	for (i=0; i < CONSOLE_COUNT; i++) {	102	for (i = 0; i < CONSOLE_COUNT; i++) {
103	if (!connections[i].used)	103	if (!connections[i].used)
104	return i;	104	return i;
105	}	105	}
106	return -1;	106	return -1;
107	}	107	}
108		108
109	static void clrscr(void)	109	static void clrscr(void)
110	{	110	{
111	async_msg(fb_info.phone, FB_CLEAR, 0);	111	async_msg(fb_info.phone, FB_CLEAR, 0);
112	}	112	}
113		113
114	static void curs_visibility(int v)	114	static void curs_visibility(int v)
115	{	115	{
116	async_msg(fb_info.phone, FB_CURSOR_VISIBILITY, v);	116	async_msg(fb_info.phone, FB_CURSOR_VISIBILITY, v);
117	}	117	}
118		118
119	static void curs_goto(int row, int col)	119	static void curs_goto(int row, int col)
120	{	120	{
121	async_msg_2(fb_info.phone, FB_CURSOR_GOTO, row, col);	121	async_msg_2(fb_info.phone, FB_CURSOR_GOTO, row, col);
122		122
123	}	123	}
124		124
125	static void set_style(style_t *style)	125	static void set_style(style_t *style)
126	{	126	{
127	async_msg_2(fb_info.phone, FB_SET_STYLE, style->fg_color,	127	async_msg_2(fb_info.phone, FB_SET_STYLE, style->fg_color,
128	style->bg_color);	128	style->bg_color);
129	}	129	}
130		130
131	static void set_style_col(int fgcolor, int bgcolor)	131	static void set_style_col(int fgcolor, int bgcolor)
132	{	132	{
133	async_msg_2(fb_info.phone, FB_SET_STYLE, fgcolor, bgcolor);	133	async_msg_2(fb_info.phone, FB_SET_STYLE, fgcolor, bgcolor);
134	}	134	}
135		135
136	static void prtchr(char c, int row, int col)	136	static void prtchr(char c, int row, int col)
137	{	137	{
138	async_msg_3(fb_info.phone, FB_PUTCHAR, c, row, col);	138	async_msg_3(fb_info.phone, FB_PUTCHAR, c, row, col);
139		139
140	}	140	}
141		141
142	/** Check key and process special keys.	142	/** Check key and process special keys.
143	*	143	*
144	* */	144	* */
145	static void write_char(int console, char key)	145	static void write_char(int console, char key)
146	{	146	{
147	screenbuffer_t *scr = &(connections[console].screenbuffer);	147	screenbuffer_t *scr = &(connections[console].screenbuffer);
148		148
149	switch (key) {	149	switch (key) {
150	case '\n':	150	case '\n':
151	scr->position_y += 1;	151	scr->position_y++;
152	scr->position_x = 0;	152	scr->position_x = 0;
153	break;	153	break;
154	case '\r':	154	case '\r':
155	break;	155	break;
156	case '\t':	156	case '\t':
157	scr->position_x += 8;	157	scr->position_x += 8;
158	scr->position_x -= scr->position_x % 8;	158	scr->position_x -= scr->position_x % 8;
159	break;	159	break;
160	case '\b':	160	case '\b':
161	if (scr->position_x == 0)	161	if (scr->position_x == 0)
162	break;	162	break;
163	scr->position_x--;	163	scr->position_x--;
164	if (console == active_console)	164	if (console == active_console)
165	prtchr(' ', scr->position_y, scr->position_x);	165	prtchr(' ', scr->position_y, scr->position_x);
166	screenbuffer_putchar(scr, ' ');	166	screenbuffer_putchar(scr, ' ');
167	break;	167	break;
168	default:	168	default:
169	if (console == active_console)	169	if (console == active_console)
170	prtchr(key, scr->position_y, scr->position_x);	170	prtchr(key, scr->position_y, scr->position_x);
171		171
172	screenbuffer_putchar(scr, key);	172	screenbuffer_putchar(scr, key);
173	scr->position_x++;	173	scr->position_x++;
174	}	174	}
175		175
176	scr->position_y += (scr->position_x >= scr->size_x);	176	scr->position_y += (scr->position_x >= scr->size_x);
177		177
178	if (scr->position_y >= scr->size_y) {	178	if (scr->position_y >= scr->size_y) {
179	scr->position_y = scr->size_y - 1;	179	scr->position_y = scr->size_y - 1;
180	screenbuffer_clear_line(scr, scr->top_line);	180	screenbuffer_clear_line(scr, scr->top_line);
181	scr->top_line = (scr->top_line+1) % scr->size_y;	181	scr->top_line = (scr->top_line + 1) % scr->size_y;
182	if (console == active_console)	182	if (console == active_console)
183	async_msg(fb_info.phone, FB_SCROLL, 1);	183	async_msg(fb_info.phone, FB_SCROLL, 1);
184	}	184	}
185		185
186	scr->position_x = scr->position_x % scr->size_x;	186	scr->position_x = scr->position_x % scr->size_x;
187		187
188	if (console == active_console)	188	if (console == active_console)
189	curs_goto(scr->position_y, scr->position_x);	189	curs_goto(scr->position_y, scr->position_x);
190		190
191	}	191	}
192		192
193	/** Save current screen to pixmap, draw old pixmap	193	/** Save current screen to pixmap, draw old pixmap
194	*	194	*
195	* @param oldpixmap Old pixmap	195	* @param oldpixmap Old pixmap
196	* @return ID of pixmap of current screen	196	* @return ID of pixmap of current screen
197	*/	197	*/
198	static int switch_screens(int oldpixmap)	198	static int switch_screens(int oldpixmap)
199	{	199	{
200	int newpmap;	200	int newpmap;
201		201
202	/* Save screen */	202	/* Save screen */
203	newpmap = async_req(fb_info.phone, FB_VP2PIXMAP, 0, NULL);	203	newpmap = async_req(fb_info.phone, FB_VP2PIXMAP, 0, NULL);
204	if (newpmap < 0)	204	if (newpmap < 0)
205	return -1;	205	return -1;
206		206
207	if (oldpixmap != -1) {	207	if (oldpixmap != -1) {
208	/* Show old screen */	208	/* Show old screen */
209	async_msg_2(fb_info.phone, FB_VP_DRAW_PIXMAP, 0, oldpixmap);	209	async_msg_2(fb_info.phone, FB_VP_DRAW_PIXMAP, 0, oldpixmap);
210	/* Drop old pixmap */	210	/* Drop old pixmap */
211	async_msg(fb_info.phone, FB_DROP_PIXMAP, oldpixmap);	211	async_msg(fb_info.phone, FB_DROP_PIXMAP, oldpixmap);
212	}	212	}
213		213
214	return newpmap;	214	return newpmap;
215	}	215	}
216		216
217	/** Switch to new console */	217	/** Switch to new console */
218	static void change_console(int newcons)	218	static void change_console(int newcons)
219	{	219	{
220	connection_t *conn;	220	connection_t *conn;
221	static int console_pixmap = -1;	221	static int console_pixmap = -1;
222	int i, j, rc;	222	int i, j, rc;
223	keyfield_t *field;	223	keyfield_t *field;
224	style_t *style;	224	style_t *style;
225		225
226	if (newcons == active_console)	226	if (newcons == active_console)
227	return;	227	return;
228		228
229	if (newcons == KERNEL_CONSOLE) {	229	if (newcons == KERNEL_CONSOLE) {
230	if (active_console == KERNEL_CONSOLE)	230	if (active_console == KERNEL_CONSOLE)
231	return;	231	return;
232	active_console = KERNEL_CONSOLE;	232	active_console = KERNEL_CONSOLE;
233	curs_visibility(0);	233	curs_visibility(0);
234		234
235	async_serialize_start();	235	async_serialize_start();
236	if (kernel_pixmap == -1) {	236	if (kernel_pixmap == -1) {
237	/* store/restore unsupported */	237	/* store/restore unsupported */
238	set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);	238	set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);
239	clrscr();	239	clrscr();
240	} else {	240	} else {
241	gcons_in_kernel();	241	gcons_in_kernel();
242	console_pixmap = switch_screens(kernel_pixmap);	242	console_pixmap = switch_screens(kernel_pixmap);
243	kernel_pixmap = -1;	243	kernel_pixmap = -1;
244	}	244	}
245	async_serialize_end();	245	async_serialize_end();
246		246
247	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);	247	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
248	return;	248	return;
249	}	249	}
250		250
251	async_serialize_start();	251	async_serialize_start();
252		252
253	if (console_pixmap != -1) {	253	if (console_pixmap != -1) {
254	kernel_pixmap = switch_screens(console_pixmap);	254	kernel_pixmap = switch_screens(console_pixmap);
255	console_pixmap = -1;	255	console_pixmap = -1;
256	}	256	}
257	active_console = newcons;	257	active_console = newcons;
258	gcons_change_console(newcons);	258	gcons_change_console(newcons);
259	conn = &connections[active_console];	259	conn = &connections[active_console];
260		260
261	set_style(&conn->screenbuffer.style);	261	set_style(&conn->screenbuffer.style);
262	curs_visibility(0);	262	curs_visibility(0);
263	if (interbuffer) {	263	if (interbuffer) {
264	for (i = 0; i < conn->screenbuffer.size_x; i++)	264	for (i = 0; i < conn->screenbuffer.size_x; i++)
265	for (j = 0; j < conn->screenbuffer.size_y; j++)	265	for (j = 0; j < conn->screenbuffer.size_y; j++)
266	interbuffer[i + j * conn->screenbuffer.size_x]	266	interbuffer[i + j * conn->screenbuffer.size_x] =
267	= *get_field_at(&(conn->screenbuffer),	267	*get_field_at(&(conn->screenbuffer),
268	i, j);	268	i, j);
269	/* This call can preempt, but we are already at the end */	269	/* This call can preempt, but we are already at the end */
270	rc = async_req_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL,	270	rc = async_req_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL,
271	NULL);	271	NULL);
272	};	272	};
273		273
274	if ((!interbuffer) \|\| (rc != 0)) {	274	if ((!interbuffer) \|\| (rc != 0)) {
275	set_style(&conn->screenbuffer.style);	275	set_style(&conn->screenbuffer.style);
276	clrscr();	276	clrscr();
277	style = &conn->screenbuffer.style;	277	style = &conn->screenbuffer.style;
278		278
279	for (j = 0; j < conn->screenbuffer.size_y; j++)	279	for (j = 0; j < conn->screenbuffer.size_y; j++)
280	for (i = 0; i < conn->screenbuffer.size_x; i++) {	280	for (i = 0; i < conn->screenbuffer.size_x; i++) {
281	field = get_field_at(&(conn->screenbuffer), i,	281	field = get_field_at(&(conn->screenbuffer), i,
282	j);	282	j);
283	if (!style_same(*style, field->style))	283	if (!style_same(*style, field->style))
284	set_style(&field->style);	284	set_style(&field->style);
285	style = &field->style;	285	style = &field->style;
286	if ((field->character == ' ') &&	286	if ((field->character == ' ') &&
287	(style_same(field->style,	287	(style_same(field->style,
288	conn->screenbuffer.style)))	288	conn->screenbuffer.style)))
289	continue;	289	continue;
290		290
291	prtchr(field->character, j, i);	291	prtchr(field->character, j, i);
292	}	292	}
293	}	293	}
294		294
295	curs_goto(conn->screenbuffer.position_y,	295	curs_goto(conn->screenbuffer.position_y,
296	conn->screenbuffer.position_x);	296	conn->screenbuffer.position_x);
297	curs_visibility(conn->screenbuffer.is_cursor_visible);	297	curs_visibility(conn->screenbuffer.is_cursor_visible);
298		298
299	async_serialize_end();	299	async_serialize_end();
300	}	300	}
301		301
302	/** Handler for keyboard */	302	/** Handler for keyboard */
303	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)	303	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
304	{	304	{
305	ipc_callid_t callid;	305	ipc_callid_t callid;
306	ipc_call_t call;	306	ipc_call_t call;
307	int retval;	307	int retval;
308	int c;	308	int c;
309	connection_t *conn;	309	connection_t *conn;
310	int newcon;	310	int newcon;
311		311
312	/* Ignore parameters, the connection is alread opened */	312	/* Ignore parameters, the connection is alread opened */
313	while (1) {	313	while (1) {
314	callid = async_get_call(&call);	314	callid = async_get_call(&call);
315	switch (IPC_GET_METHOD(call)) {	315	switch (IPC_GET_METHOD(call)) {
316	case IPC_M_PHONE_HUNGUP:	316	case IPC_M_PHONE_HUNGUP:
317	/* TODO: Handle hangup */	317	/* TODO: Handle hangup */
318	return;	318	return;
319	case KBD_MS_LEFT:	319	case KBD_MS_LEFT:
320	newcon = gcons_mouse_btn(IPC_GET_ARG1(call));	320	newcon = gcons_mouse_btn(IPC_GET_ARG1(call));
321	if (newcon != -1)	321	if (newcon != -1)
322	change_console(newcon);	322	change_console(newcon);
323	retval = 0;	323	retval = 0;
324	break;	324	break;
325	case KBD_MS_MOVE:	325	case KBD_MS_MOVE:
326	gcons_mouse_move(IPC_GET_ARG1(call),	326	gcons_mouse_move(IPC_GET_ARG1(call),
327	IPC_GET_ARG2(call));	327	IPC_GET_ARG2(call));
328	retval = 0;	328	retval = 0;
329	break;	329	break;
330	case KBD_PUSHCHAR:	330	case KBD_PUSHCHAR:
331	/* got key from keyboard driver */	331	/* got key from keyboard driver */
332		332
333	retval = 0;	333	retval = 0;
334	c = IPC_GET_ARG1(call);	334	c = IPC_GET_ARG1(call);
335	/* switch to another virtual console */	335	/* switch to another virtual console */
336		336
337	conn = &connections[active_console];	337	conn = &connections[active_console];
338	/*	338	/*
339	* if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 +	339	* if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 +
340	* CONSOLE_COUNT)) {	340	* CONSOLE_COUNT)) {
341	*/	341	*/
342	if ((c >= 0x101) && (c < 0x101 + CONSOLE_COUNT)) {	342	if ((c >= 0x101) && (c < 0x101 + CONSOLE_COUNT)) {
343	if (c == 0x112)	343	if (c == 0x112)
344	change_console(KERNEL_CONSOLE);	344	change_console(KERNEL_CONSOLE);
345	else	345	else
346	change_console(c - 0x101);	346	change_console(c - 0x101);
347	break;	347	break;
348	}	348	}
349		349
350	/* if client is awaiting key, send it */	350	/* if client is awaiting key, send it */
351	if (conn->keyrequest_counter > 0) {	351	if (conn->keyrequest_counter > 0) {
352	conn->keyrequest_counter--;	352	conn->keyrequest_counter--;
353	ipc_answer_fast(fifo_pop(conn->keyrequests), 0,	353	ipc_answer_fast(fifo_pop(conn->keyrequests), 0,
354	c, 0);	354	c, 0);
355	break;	355	break;
356	}	356	}
357		357
358	keybuffer_push(&conn->keybuffer, c);	358	keybuffer_push(&conn->keybuffer, c);
359	retval = 0;	359	retval = 0;
360		360
361	break;	361	break;
362	default:	362	default:
363	retval = ENOENT;	363	retval = ENOENT;
364	}	364	}
365	ipc_answer_fast(callid, retval, 0, 0);	365	ipc_answer_fast(callid, retval, 0, 0);
366	}	366	}
367	}	367	}
368		368
369	/** Default thread for new connections */	369	/** Default thread for new connections */
370	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)	370	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)
371	{	371	{
372	ipc_callid_t callid;	372	ipc_callid_t callid;
373	ipc_call_t call;	373	ipc_call_t call;
374	int consnum;	374	int consnum;
375	ipcarg_t arg1, arg2;	375	ipcarg_t arg1, arg2;
376	connection_t *conn;	376	connection_t *conn;
377		377
378	if ((consnum = find_free_connection()) == -1) {	378	if ((consnum = find_free_connection()) == -1) {
379	ipc_answer_fast(iid,ELIMIT,0,0);	379	ipc_answer_fast(iid,ELIMIT,0,0);
380	return;	380	return;
381	}	381	}
382	conn = &connections[consnum];	382	conn = &connections[consnum];
383	conn->used = 1;	383	conn->used = 1;
384		384
385	async_serialize_start();	385	async_serialize_start();
386	gcons_notify_connect(consnum);	386	gcons_notify_connect(consnum);
387	conn->client_phone = IPC_GET_ARG3(call);	387	conn->client_phone = IPC_GET_ARG3(call);
388	screenbuffer_clear(&conn->screenbuffer);	388	screenbuffer_clear(&conn->screenbuffer);
389		389
390	/* Accept the connection */	390	/* Accept the connection */
391	ipc_answer_fast(iid,0,0,0);	391	ipc_answer_fast(iid, 0, 0, 0);
392		392
393	while (1) {	393	while (1) {
394	async_serialize_end();	394	async_serialize_end();
395	callid = async_get_call(&call);	395	callid = async_get_call(&call);
396	async_serialize_start();	396	async_serialize_start();
397		397
398	arg1 = arg2 = 0;	398	arg1 = arg2 = 0;
399	switch (IPC_GET_METHOD(call)) {	399	switch (IPC_GET_METHOD(call)) {
400	case IPC_M_PHONE_HUNGUP:	400	case IPC_M_PHONE_HUNGUP:
401	gcons_notify_disconnect(consnum);	401	gcons_notify_disconnect(consnum);
402		402
403	/* Answer all pending requests */	403	/* Answer all pending requests */
404	while (conn->keyrequest_counter > 0) {	404	while (conn->keyrequest_counter > 0) {
405	conn->keyrequest_counter--;	405	conn->keyrequest_counter--;
406	ipc_answer_fast(fifo_pop(conn->keyrequests),	406	ipc_answer_fast(fifo_pop(conn->keyrequests),
407	ENOENT, 0, 0);	407	ENOENT, 0, 0);
408	break;	408	break;
409	}	409	}
410	conn->used = 0;	410	conn->used = 0;
411	return;	411	return;
412	case CONSOLE_PUTCHAR:	412	case CONSOLE_PUTCHAR:
413	write_char(consnum, IPC_GET_ARG1(call));	413	write_char(consnum, IPC_GET_ARG1(call));
414	gcons_notify_char(consnum);	414	gcons_notify_char(consnum);
415	break;	415	break;
416	case CONSOLE_CLEAR:	416	case CONSOLE_CLEAR:
417	/* Send message to fb */	417	/* Send message to fb */
418	if (consnum == active_console) {	418	if (consnum == active_console) {
419	async_msg(fb_info.phone, FB_CLEAR, 0);	419	async_msg(fb_info.phone, FB_CLEAR, 0);
420	}	420	}
421		421
422	screenbuffer_clear(&conn->screenbuffer);	422	screenbuffer_clear(&conn->screenbuffer);
423		423
424	break;	424	break;
425	case CONSOLE_GOTO:	425	case CONSOLE_GOTO:
426	screenbuffer_goto(&conn->screenbuffer,	426	screenbuffer_goto(&conn->screenbuffer,
427	IPC_GET_ARG2(call), IPC_GET_ARG1(call));	427	IPC_GET_ARG2(call), IPC_GET_ARG1(call));
428	if (consnum == active_console)	428	if (consnum == active_console)
429	curs_goto(IPC_GET_ARG1(call),	429	curs_goto(IPC_GET_ARG1(call),
430	IPC_GET_ARG2(call));	430	IPC_GET_ARG2(call));
431	break;	431	break;
432	case CONSOLE_GETSIZE:	432	case CONSOLE_GETSIZE:
433	arg1 = fb_info.rows;	433	arg1 = fb_info.rows;
434	arg2 = fb_info.cols;	434	arg2 = fb_info.cols;
435	break;	435	break;
436	case CONSOLE_FLUSH:	436	case CONSOLE_FLUSH:
437	if (consnum == active_console)	437	if (consnum == active_console)
438	async_req_2(fb_info.phone, FB_FLUSH, 0, 0,	438	async_req_2(fb_info.phone, FB_FLUSH, 0, 0,
439	NULL, NULL);	439	NULL, NULL);
440	break;	440	break;
441	case CONSOLE_SET_STYLE:	441	case CONSOLE_SET_STYLE:
442	arg1 = IPC_GET_ARG1(call);	442	arg1 = IPC_GET_ARG1(call);
443	arg2 = IPC_GET_ARG2(call);	443	arg2 = IPC_GET_ARG2(call);
444	screenbuffer_set_style(&conn->screenbuffer,arg1, arg2);	444	screenbuffer_set_style(&conn->screenbuffer, arg1, arg2);
445	if (consnum == active_console)	445	if (consnum == active_console)
446	set_style_col(arg1, arg2);	446	set_style_col(arg1, arg2);
447	break;	447	break;
448	case CONSOLE_CURSOR_VISIBILITY:	448	case CONSOLE_CURSOR_VISIBILITY:
449	arg1 = IPC_GET_ARG1(call);	449	arg1 = IPC_GET_ARG1(call);
450	conn->screenbuffer.is_cursor_visible = arg1;	450	conn->screenbuffer.is_cursor_visible = arg1;
451	if (consnum == active_console)	451	if (consnum == active_console)
452	curs_visibility(arg1);	452	curs_visibility(arg1);
453	break;	453	break;
454	case CONSOLE_GETCHAR:	454	case CONSOLE_GETCHAR:
455	if (keybuffer_empty(&conn->keybuffer)) {	455	if (keybuffer_empty(&conn->keybuffer)) {
456	/* buffer is empty -> store request */	456	/* buffer is empty -> store request */
457	if (conn->keyrequest_counter <	457	if (conn->keyrequest_counter <
458	MAX_KEYREQUESTS_BUFFERED) {	458	MAX_KEYREQUESTS_BUFFERED) {
459	fifo_push(conn->keyrequests, callid);	459	fifo_push(conn->keyrequests, callid);
460	conn->keyrequest_counter++;	460	conn->keyrequest_counter++;
461	} else {	461	} else {
462	/*	462	/*
463	* No key available and too many	463	* No key available and too many
464	* requests => fail.	464	* requests => fail.
465	*/	465	*/
466	ipc_answer_fast(callid, ELIMIT, 0, 0);	466	ipc_answer_fast(callid, ELIMIT, 0, 0);
467	}	467	}
468	continue;	468	continue;
469	}	469	}
470	keybuffer_pop(&conn->keybuffer, (int *) &arg1);	470	keybuffer_pop(&conn->keybuffer, (int *) &arg1);
471	break;	471	break;
472	}	472	}
473	ipc_answer_fast(callid, 0, arg1, arg2);	473	ipc_answer_fast(callid, 0, arg1, arg2);
474	}	474	}
475	}	475	}
476		476
477	int main(int argc, char *argv[])	477	int main(int argc, char *argv[])
478	{	478	{
479	ipcarg_t phonehash;	479	ipcarg_t phonehash;
480	int kbd_phone;	480	int kbd_phone;
481	int i;	481	int i;
482		482
483	async_set_client_connection(client_connection);	483	async_set_client_connection(client_connection);
484		484
485	/* Connect to keyboard driver */	485	/* Connect to keyboard driver */
486		486
487	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0))	487	kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0);
488	< 0) {	488	while (kbd_phone < 0) {
489	usleep(10000);	489	usleep(10000);
-		490	kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0);
490	}	491	}
491		492
492	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0)	493	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0)
493	{	-
494	return -1;	494	return -1;
495	}	-
496	async_new_connection(phonehash, 0, NULL, keyboard_events);	495	async_new_connection(phonehash, 0, NULL, keyboard_events);
497		496
498	/* Connect to framebuffer driver */	497	/* Connect to framebuffer driver */
499		498

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(root)/branches/sparc/uspace/srv/console/console.c @ 3745 – Rev 2025 → 2069