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.
 */
/* TODO: remove */
#include <stdio.h>
 
 
#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"
 
/** 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. */
    FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED);   /**< Buffer for unsatisfied request for keys. */
    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 virt. 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 = 0;
   
    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 += 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)
                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++);
        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;
    keyfield_t *field;
    style_t *style;
    char c;
 
    if (newcons == active_console)
        return;
 
    if (newcons == KERNEL_CONSOLE) {
        if (active_console == KERNEL_CONSOLE)
            return;
        active_console = KERNEL_CONSOLE;
        curs_visibility(0);
 
        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;
        }
 
        __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
        return;
    }
   
    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_goto(conn->screenbuffer.position_y, conn->screenbuffer.position_x);
    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 */
        j = async_req_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);       
    };
   
    if ((!interbuffer) || (j != 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_visibility(conn->screenbuffer.is_cursor_visible);
}
 
/** 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;
   
    /* 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 >= 0x101) && (c < 0x101 + CONSOLE_COUNT)) {
                async_serialize_start();
                if (c == 0x112)
                    change_console(KERNEL_CONSOLE);
                else
                    change_console(c - 0x101);
                async_serialize_end();
                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;
    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;
            }
           
            /* Commit hangup */
            ipc_answer_fast(callid, 0,0,0);
            async_serialize_end();
            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:
            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, 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);
    }
   
    /* 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);
 
   
    ipc_call_sync_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;
   
    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, NULL, NULL, NULL) != 0) {
            munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
            interbuffer = NULL;
        }
    }
 
    async_new_connection(phonehash, 0, NULL, keyboard_events);
   
    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 1592	Rev 1610
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	/* TODO: remove */
-		29	#include <stdio.h>
28		30
29		31
30	#include <kbd.h>	32	#include <kbd.h>
31	#include <fb.h>	33	#include <fb.h>
32	#include <ipc/ipc.h>	34	#include <ipc/ipc.h>
33	#include <ipc/fb.h>	35	#include <ipc/fb.h>
34	#include <ipc/services.h>	36	#include <ipc/services.h>
35	#include <errno.h>	37	#include <errno.h>
36	#include <key_buffer.h>	38	#include <key_buffer.h>
37	#include <console.h>	39	#include <console.h>
38	#include <unistd.h>	40	#include <unistd.h>
39	#include <async.h>	41	#include <async.h>
40	#include <libadt/fifo.h>	42	#include <libadt/fifo.h>
41	#include <screenbuffer.h>	43	#include <screenbuffer.h>
42	#include <sys/mman.h>	44	#include <sys/mman.h>
43		45
44	#include "gcons.h"	46	#include "gcons.h"
45		47
46	#define MAX_KEYREQUESTS_BUFFERED 32	48	#define MAX_KEYREQUESTS_BUFFERED 32
47		49
48	#define NAME "CONSOLE"	50	#define NAME "CONSOLE"
49		51
50	/** Index of currently used virtual console.	52	/** Index of currently used virtual console.
51	*/	53	*/
52	int active_console = 0;	54	int active_console = 0;
53		55
54	/** Information about framebuffer	56	/** Information about framebuffer
55	*/	57	*/
56	struct {	58	struct {
57	int phone; /*< Framebuffer phone /	59	int phone; /*< Framebuffer phone /
58	ipcarg_t rows; /*< Framebuffer rows /	60	ipcarg_t rows; /*< Framebuffer rows /
59	ipcarg_t cols; /*< Framebuffer columns /	61	ipcarg_t cols; /*< Framebuffer columns /
60	} fb_info;	62	} fb_info;
61		63
62		64
63	typedef struct {	65	typedef struct {
64	keybuffer_t keybuffer; /*< Buffer for incoming keys. /	66	keybuffer_t keybuffer; /*< Buffer for incoming keys. /
65	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED); /*< Buffer for unsatisfied request for keys. /	67	FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED); /*< Buffer for unsatisfied request for keys. /
66	int keyrequest_counter; /*< Number of requests in buffer. /	68	int keyrequest_counter; /*< Number of requests in buffer. /
67	int client_phone; /*< Phone to connected client. /	69	int client_phone; /*< Phone to connected client. /
68	int used; /*< 1 if this virtual console is connected to some client./	70	int used; /*< 1 if this virtual console is connected to some client./
69	screenbuffer_t screenbuffer; /*< Screenbuffer for saving screen contents and related settings. /	71	screenbuffer_t screenbuffer; /*< Screenbuffer for saving screen contents and related settings. /
70	} connection_t;	72	} connection_t;
71		73
72	static connection_t connections[CONSOLE_COUNT]; /*< Array of data for virtual consoles /	74	static connection_t connections[CONSOLE_COUNT]; /*< Array of data for virtual consoles /
73	static keyfield_t interbuffer = NULL; /< Pointer to memory shared with framebufer used for faster virt. console switching /	75	static keyfield_t interbuffer = NULL; /< Pointer to memory shared with framebufer used for faster virt. console switching /
74		76
75	static int kernel_pixmap = -1; /*< Number of fb pixmap, where kernel console is stored /	77	static int kernel_pixmap = -1; /*< Number of fb pixmap, where kernel console is stored /
76		78
77		79
78	/** Find unused virtual console.	80	/** Find unused virtual console.
79	*	81	*
80	*/	82	*/
81	static int find_free_connection(void)	83	static int find_free_connection(void)
82	{	84	{
83	int i = 0;	85	int i = 0;
84		86
85	for (i=0; i < CONSOLE_COUNT; i++) {	87	for (i=0; i < CONSOLE_COUNT; i++) {
86	if (!connections[i].used)	88	if (!connections[i].used)
87	return i;	89	return i;
88	}	90	}
89	return -1;	91	return -1;
90	}	92	}
91		93
92	static void clrscr(void)	94	static void clrscr(void)
93	{	95	{
94	nsend_call(fb_info.phone, FB_CLEAR, 0);	96	async_msg(fb_info.phone, FB_CLEAR, 0);
95	}	97	}
96		98
97	static void curs_visibility(int v)	99	static void curs_visibility(int v)
98	{	100	{
99	send_call(fb_info.phone, FB_CURSOR_VISIBILITY, v);	101	async_msg(fb_info.phone, FB_CURSOR_VISIBILITY, v);
100	}	102	}
101		103
102	static void curs_goto(int row, int col)	104	static void curs_goto(int row, int col)
103	{	105	{
104	nsend_call_2(fb_info.phone, FB_CURSOR_GOTO, row, col);	106	async_msg_2(fb_info.phone, FB_CURSOR_GOTO, row, col);
105		107
106	}	108	}
107		109
108	static void set_style(style_t *style)	110	static void set_style(style_t *style)
109	{	111	{
110	nsend_call_2(fb_info.phone, FB_SET_STYLE, style->fg_color, style->bg_color);	112	async_msg_2(fb_info.phone, FB_SET_STYLE, style->fg_color, style->bg_color);
111	}	113	}
112		114
113	static void set_style_col(int fgcolor, int bgcolor)	115	static void set_style_col(int fgcolor, int bgcolor)
114	{	116	{
115	nsend_call_2(fb_info.phone, FB_SET_STYLE, fgcolor, bgcolor);	117	async_msg_2(fb_info.phone, FB_SET_STYLE, fgcolor, bgcolor);
116	}	118	}
117		119
118	static void prtchr(char c, int row, int col)	120	static void prtchr(char c, int row, int col)
119	{	121	{
120	nsend_call_3(fb_info.phone, FB_PUTCHAR, c, row, col);	122	async_msg_3(fb_info.phone, FB_PUTCHAR, c, row, col);
121		123
122	}	124	}
123		125
124	/** Check key and process special keys.	126	/** Check key and process special keys.
125	*	127	*
126	* */	128	* */
127	static void write_char(int console, char key)	129	static void write_char(int console, char key)
128	{	130	{
129	screenbuffer_t *scr = &(connections[console].screenbuffer);	131	screenbuffer_t *scr = &(connections[console].screenbuffer);
130		132
131	switch (key) {	133	switch (key) {
132	case '\n':	134	case '\n':
133	scr->position_y += 1;	135	scr->position_y += 1;
134	scr->position_x = 0;	136	scr->position_x = 0;
135	break;	137	break;
136	case '\r':	138	case '\r':
137	break;	139	break;
138	case '\t':	140	case '\t':
139	scr->position_x += 8;	141	scr->position_x += 8;
140	scr->position_x -= scr->position_x % 8;	142	scr->position_x -= scr->position_x % 8;
141	break;	143	break;
142	case '\b':	144	case '\b':
143	if (scr->position_x == 0)	145	if (scr->position_x == 0)
144	break;	146	break;
145		147
146	scr->position_x--;	148	scr->position_x--;
147		149
148	if (console == active_console)	150	if (console == active_console)
149	prtchr(' ', scr->position_y, scr->position_x);	151	prtchr(' ', scr->position_y, scr->position_x);
150		152
151	screenbuffer_putchar(scr, ' ');	153	screenbuffer_putchar(scr, ' ');
152		154
153	break;	155	break;
154	default:	156	default:
155	if (console == active_console)	157	if (console == active_console)
156	prtchr(key, scr->position_y, scr->position_x);	158	prtchr(key, scr->position_y, scr->position_x);
157		159
158	screenbuffer_putchar(scr, key);	160	screenbuffer_putchar(scr, key);
159	scr->position_x++;	161	scr->position_x++;
160	}	162	}
161		163
162	scr->position_y += (scr->position_x >= scr->size_x);	164	scr->position_y += (scr->position_x >= scr->size_x);
163		165
164	if (scr->position_y >= scr->size_y) {	166	if (scr->position_y >= scr->size_y) {
165	scr->position_y = scr->size_y - 1;	167	scr->position_y = scr->size_y - 1;
166	screenbuffer_clear_line(scr, scr->top_line++);	168	screenbuffer_clear_line(scr, scr->top_line++);
167	if (console == active_console)	169	if (console == active_console)
168	nsend_call(fb_info.phone, FB_SCROLL, 1);	170	async_msg(fb_info.phone, FB_SCROLL, 1);
169	}	171	}
170		172
171	scr->position_x = scr->position_x % scr->size_x;	173	scr->position_x = scr->position_x % scr->size_x;
172		174
173	if (console == active_console)	175	if (console == active_console)
174	curs_goto(scr->position_y, scr->position_x);	176	curs_goto(scr->position_y, scr->position_x);
175		177
176	}	178	}
177		179
178	/** Save current screen to pixmap, draw old pixmap	180	/** Save current screen to pixmap, draw old pixmap
179	*	181	*
180	* @param oldpixmap Old pixmap	182	* @param oldpixmap Old pixmap
181	* @return ID of pixmap of current screen	183	* @return ID of pixmap of current screen
182	*/	184	*/
183	static int switch_screens(int oldpixmap)	185	static int switch_screens(int oldpixmap)
184	{	186	{
185	int newpmap;	187	int newpmap;
186		188
187	/* Save screen */	189	/* Save screen */
188	newpmap = sync_send(fb_info.phone, FB_VP2PIXMAP, 0, NULL);	190	newpmap = async_req(fb_info.phone, FB_VP2PIXMAP, 0, NULL);
189	if (newpmap < 0)	191	if (newpmap < 0)
190	return -1;	192	return -1;
191		193
192	if (oldpixmap != -1) {	194	if (oldpixmap != -1) {
193	/* Show old screen */	195	/* Show old screen */
194	nsend_call_2(fb_info.phone, FB_VP_DRAW_PIXMAP, 0, oldpixmap);	196	async_msg_2(fb_info.phone, FB_VP_DRAW_PIXMAP, 0, oldpixmap);
195	/* Drop old pixmap */	197	/* Drop old pixmap */
196	nsend_call(fb_info.phone, FB_DROP_PIXMAP, oldpixmap);	198	async_msg(fb_info.phone, FB_DROP_PIXMAP, oldpixmap);
197	}	199	}
198		200
199	return newpmap;	201	return newpmap;
200	}	202	}
201		203
202	/** Switch to new console */	204	/** Switch to new console */
203	static void change_console(int newcons)	205	static void change_console(int newcons)
204	{	206	{
205	connection_t *conn;	207	connection_t *conn;
206	static int console_pixmap = -1;	208	static int console_pixmap = -1;
207	int i, j;	209	int i, j;
208	keyfield_t *field;	210	keyfield_t *field;
209	style_t *style;	211	style_t *style;
210	char c;	212	char c;
211		213
212	if (newcons == active_console)	214	if (newcons == active_console)
213	return;	215	return;
214		216
215	if (newcons == KERNEL_CONSOLE) {	217	if (newcons == KERNEL_CONSOLE) {
216	if (active_console == KERNEL_CONSOLE)	218	if (active_console == KERNEL_CONSOLE)
217	return;	219	return;
218	active_console = KERNEL_CONSOLE;	220	active_console = KERNEL_CONSOLE;
219	curs_visibility(0);	221	curs_visibility(0);
220		222
221	if (kernel_pixmap == -1) {	223	if (kernel_pixmap == -1) {
222	/* store/restore unsupported */	224	/* store/restore unsupported */
223	set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);	225	set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);
224	clrscr();	226	clrscr();
225	} else {	227	} else {
226	gcons_in_kernel();	228	gcons_in_kernel();
227	console_pixmap = switch_screens(kernel_pixmap);	229	console_pixmap = switch_screens(kernel_pixmap);
228	kernel_pixmap = -1;	230	kernel_pixmap = -1;
229	}	231	}
230		232
231	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);	233	__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
232	return;	234	return;
233	}	235	}
234		236
235	if (console_pixmap != -1) {	237	if (console_pixmap != -1) {
236	kernel_pixmap = switch_screens(console_pixmap);	238	kernel_pixmap = switch_screens(console_pixmap);
237	console_pixmap = -1;	239	console_pixmap = -1;
238	}	240	}
239		-
240	active_console = newcons;	241	active_console = newcons;
241	gcons_change_console(newcons);	242	gcons_change_console(newcons);
242	conn = &connections[active_console];	243	conn = &connections[active_console];
243		244
244	set_style(&conn->screenbuffer.style);	245	set_style(&conn->screenbuffer.style);
245	curs_goto(conn->screenbuffer.position_y, conn->screenbuffer.position_x);	246	curs_goto(conn->screenbuffer.position_y, conn->screenbuffer.position_x);
246	curs_visibility(0);	247	curs_visibility(0);
247		-
248	if (interbuffer) {	248	if (interbuffer) {
249	for (i = 0; i < conn->screenbuffer.size_x; i++)	249	for (i = 0; i < conn->screenbuffer.size_x; i++)
250	for (j = 0; j < conn->screenbuffer.size_y; j++)	250	for (j = 0; j < conn->screenbuffer.size_y; j++)
251	interbuffer[i + jconn->screenbuffer.size_x] = get_field_at(&(conn->screenbuffer),i, j);	251	interbuffer[i + jconn->screenbuffer.size_x] = get_field_at(&(conn->screenbuffer),i, j);
252	/* This call can preempt, but we are already at the end */	252	/* This call can preempt, but we are already at the end */
253	j = sync_send_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);	253	j = async_req_2(fb_info.phone, FB_DRAW_TEXT_DATA, 0, 0, NULL, NULL);
254	};	254	};
255		255
256	if ((!interbuffer) \|\| (j != 0)){	256	if ((!interbuffer) \|\| (j != 0)){
257	set_style(&conn->screenbuffer.style);	257	set_style(&conn->screenbuffer.style);
258	clrscr();	258	clrscr();
259	style = &conn->screenbuffer.style;	259	style = &conn->screenbuffer.style;
260		260
261	for (j = 0; j < conn->screenbuffer.size_y; j++)	261	for (j = 0; j < conn->screenbuffer.size_y; j++)
262	for (i = 0; i < conn->screenbuffer.size_x; i++) {	262	for (i = 0; i < conn->screenbuffer.size_x; i++) {
263	field = get_field_at(&(conn->screenbuffer),i, j);	263	field = get_field_at(&(conn->screenbuffer),i, j);
264	if (!style_same(*style, field->style))	264	if (!style_same(*style, field->style))
265	set_style(&field->style);	265	set_style(&field->style);
266	style = &field->style;	266	style = &field->style;
267	if ((field->character == ' ') && (style_same(field->style, conn->screenbuffer.style)))	267	if ((field->character == ' ') && (style_same(field->style, conn->screenbuffer.style)))
268	continue;	268	continue;
269		269
270	prtchr(field->character, j, i);	270	prtchr(field->character, j, i);
271	}	271	}
272	}	272	}
273		273
274	curs_visibility(conn->screenbuffer.is_cursor_visible);	274	curs_visibility(conn->screenbuffer.is_cursor_visible);
275	}	275	}
276		276
277	/** Handler for keyboard */	277	/** Handler for keyboard */
278	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)	278	static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall)
279	{	279	{
280	ipc_callid_t callid;	280	ipc_callid_t callid;
281	ipc_call_t call;	281	ipc_call_t call;
282	int retval;	282	int retval;
283	int c;	283	int c;
284	connection_t *conn;	284	connection_t *conn;
285		285
286	/* Ignore parameters, the connection is alread opened */	286	/* Ignore parameters, the connection is alread opened */
287	while (1) {	287	while (1) {
288	callid = async_get_call(&call);	288	callid = async_get_call(&call);
289	switch (IPC_GET_METHOD(call)) {	289	switch (IPC_GET_METHOD(call)) {
290	case IPC_M_PHONE_HUNGUP:	290	case IPC_M_PHONE_HUNGUP:
291	ipc_answer_fast(callid,0,0,0);	291	ipc_answer_fast(callid,0,0,0);
292	/* TODO: Handle hangup */	292	/* TODO: Handle hangup */
293	return;	293	return;
294	case KBD_PUSHCHAR:	294	case KBD_PUSHCHAR:
295	/* got key from keyboard driver */	295	/* got key from keyboard driver */
296		296
297	retval = 0;	297	retval = 0;
298	c = IPC_GET_ARG1(call);	298	c = IPC_GET_ARG1(call);
299	/* switch to another virtual console */	299	/* switch to another virtual console */
300		300
301	conn = &connections[active_console];	301	conn = &connections[active_console];
302	// if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {	302	// if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) {
303	if ((c >= 0x101) && (c < 0x101 + CONSOLE_COUNT)) {	303	if ((c >= 0x101) && (c < 0x101 + CONSOLE_COUNT)) {
-		304	async_serialize_start();
304	if (c == 0x112)	305	if (c == 0x112)
305	change_console(KERNEL_CONSOLE);	306	change_console(KERNEL_CONSOLE);
306	else	307	else
307	change_console(c - 0x101);	308	change_console(c - 0x101);
-		309	async_serialize_end();
308	break;	310	break;
309	}	311	}
310		312
311	/* if client is awaiting key, send it */	313	/* if client is awaiting key, send it */
312	if (conn->keyrequest_counter > 0) {	314	if (conn->keyrequest_counter > 0) {
313	conn->keyrequest_counter--;	315	conn->keyrequest_counter--;
314	ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);	316	ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0);
315	break;	317	break;
316	}	318	}
317		319
318	/FIXME: else store key to its buffer /	320	/FIXME: else store key to its buffer /
319	keybuffer_push(&conn->keybuffer, c);	321	keybuffer_push(&conn->keybuffer, c);
320		322
321	break;	323	break;
322	default:	324	default:
323	retval = ENOENT;	325	retval = ENOENT;
324	}	326	}
325	ipc_answer_fast(callid, retval, 0, 0);	327	ipc_answer_fast(callid, retval, 0, 0);
326	}	328	}
327	}	329	}
328		330
329	/** Default thread for new connections */	331	/** Default thread for new connections */
330	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)	332	static void client_connection(ipc_callid_t iid, ipc_call_t *icall)
331	{	333	{
332	ipc_callid_t callid;	334	ipc_callid_t callid;
333	ipc_call_t call;	335	ipc_call_t call;
334	int consnum;	336	int consnum;
335	ipcarg_t arg1, arg2;	337	ipcarg_t arg1, arg2;
336	connection_t *conn;	338	connection_t *conn;
337		339
338	if ((consnum = find_free_connection()) == -1) {	340	if ((consnum = find_free_connection()) == -1) {
339	ipc_answer_fast(iid,ELIMIT,0,0);	341	ipc_answer_fast(iid,ELIMIT,0,0);
340	return;	342	return;
341	}	343	}
342	conn = &connections[consnum];	344	conn = &connections[consnum];
-		345	conn->used = 1;
343		346
-		347	async_serialize_start();
344	gcons_notify_connect(consnum);	348	gcons_notify_connect(consnum);
345	conn->used = 1;	-
346	conn->client_phone = IPC_GET_ARG3(call);	349	conn->client_phone = IPC_GET_ARG3(call);
347	screenbuffer_clear(&conn->screenbuffer);	350	screenbuffer_clear(&conn->screenbuffer);
348		351
349	/* Accept the connection */	352	/* Accept the connection */
350	ipc_answer_fast(iid,0,0,0);	353	ipc_answer_fast(iid,0,0,0);
351		354
352	while (1) {	355	while (1) {
-		356	async_serialize_end();
353	callid = async_get_call(&call);	357	callid = async_get_call(&call);
-		358	async_serialize_start();
-		359
354	arg1 = arg2 = 0;	360	arg1 = arg2 = 0;
355	switch (IPC_GET_METHOD(call)) {	361	switch (IPC_GET_METHOD(call)) {
356	case IPC_M_PHONE_HUNGUP:	362	case IPC_M_PHONE_HUNGUP:
357	gcons_notify_disconnect(consnum);	363	gcons_notify_disconnect(consnum);
-		364
358	/* Answer all pending requests */	365	/* Answer all pending requests */
359	while (conn->keyrequest_counter > 0) {	366	while (conn->keyrequest_counter > 0) {
360	conn->keyrequest_counter--;	367	conn->keyrequest_counter--;
361	ipc_answer_fast(fifo_pop(conn->keyrequests), ENOENT, 0, 0);	368	ipc_answer_fast(fifo_pop(conn->keyrequests), ENOENT, 0, 0);
362	break;	369	break;
363	}	370	}
364		371
365	/* Commit hangup */	372	/* Commit hangup */
366	ipc_answer_fast(callid, 0,0,0);	373	ipc_answer_fast(callid, 0,0,0);
-		374	async_serialize_end();
367	return;	375	return;
368	case CONSOLE_PUTCHAR:	376	case CONSOLE_PUTCHAR:
369	write_char(consnum, IPC_GET_ARG1(call));	377	write_char(consnum, IPC_GET_ARG1(call));
370	gcons_notify_char(consnum);	378	gcons_notify_char(consnum);
371	break;	379	break;
372	case CONSOLE_CLEAR:	380	case CONSOLE_CLEAR:
373	/* Send message to fb */	381	/* Send message to fb */
374	if (consnum == active_console) {	382	if (consnum == active_console) {
375	send_call(fb_info.phone, FB_CLEAR, 0);	383	async_msg(fb_info.phone, FB_CLEAR, 0);
376	}	384	}
377		385
378	screenbuffer_clear(&conn->screenbuffer);	386	screenbuffer_clear(&conn->screenbuffer);
379		387
380	break;	388	break;
381	case CONSOLE_GOTO:	389	case CONSOLE_GOTO:
382		390
383	screenbuffer_goto(&conn->screenbuffer, IPC_GET_ARG2(call), IPC_GET_ARG1(call));	391	screenbuffer_goto(&conn->screenbuffer, IPC_GET_ARG2(call), IPC_GET_ARG1(call));
384	if (consnum == active_console)	392	if (consnum == active_console)
385	curs_goto(IPC_GET_ARG1(call),IPC_GET_ARG2(call));	393	curs_goto(IPC_GET_ARG1(call),IPC_GET_ARG2(call));
386		394
387	break;	395	break;
388		396
389	case CONSOLE_GETSIZE:	397	case CONSOLE_GETSIZE:
390	arg1 = fb_info.rows;	398	arg1 = fb_info.rows;
391	arg2 = fb_info.cols;	399	arg2 = fb_info.cols;
392	break;	400	break;
393	case CONSOLE_FLUSH:	401	case CONSOLE_FLUSH:
394	sync_send_2(fb_info.phone, FB_FLUSH, 0, 0, NULL, NULL);	402	async_req_2(fb_info.phone, FB_FLUSH, 0, 0, NULL, NULL);
395	break;	403	break;
396	case CONSOLE_SET_STYLE:	404	case CONSOLE_SET_STYLE:
397		405
398	arg1 = IPC_GET_ARG1(call);	406	arg1 = IPC_GET_ARG1(call);
399	arg2 = IPC_GET_ARG2(call);	407	arg2 = IPC_GET_ARG2(call);
400	screenbuffer_set_style(&conn->screenbuffer,arg1, arg2);	408	screenbuffer_set_style(&conn->screenbuffer,arg1, arg2);
401	if (consnum == active_console)	409	if (consnum == active_console)
402	set_style_col(arg1, arg2);	410	set_style_col(arg1, arg2);
403		411
404	break;	412	break;
405	case CONSOLE_CURSOR_VISIBILITY:	413	case CONSOLE_CURSOR_VISIBILITY:
406	arg1 = IPC_GET_ARG1(call);	414	arg1 = IPC_GET_ARG1(call);
407	conn->screenbuffer.is_cursor_visible = arg1;	415	conn->screenbuffer.is_cursor_visible = arg1;
408	if (consnum == active_console)	416	if (consnum == active_console)
409	curs_visibility(arg1);	417	curs_visibility(arg1);
410	break;	418	break;
411	case CONSOLE_GETCHAR:	419	case CONSOLE_GETCHAR:
412	if (keybuffer_empty(&conn->keybuffer)) {	420	if (keybuffer_empty(&conn->keybuffer)) {
413	/* buffer is empty -> store request */	421	/* buffer is empty -> store request */
414	if (conn->keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {	422	if (conn->keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) {
415	fifo_push(conn->keyrequests, callid);	423	fifo_push(conn->keyrequests, callid);
416	conn->keyrequest_counter++;	424	conn->keyrequest_counter++;
417	} else {	425	} else {
418	/* no key available and too many requests => fail */	426	/* no key available and too many requests => fail */
419	ipc_answer_fast(callid, ELIMIT, 0, 0);	427	ipc_answer_fast(callid, ELIMIT, 0, 0);
420	}	428	}
421	continue;	429	continue;
422	};	430	};
423	keybuffer_pop(&conn->keybuffer, (int *)&arg1);	431	keybuffer_pop(&conn->keybuffer, (int *)&arg1);
424		432
425	break;	433	break;
426	}	434	}
427	ipc_answer_fast(callid, 0, arg1, arg2);	435	ipc_answer_fast(callid, 0, arg1, arg2);
428	}	436	}
429	}	437	}
430		438
431	int main(int argc, char *argv[])	439	int main(int argc, char *argv[])
432	{	440	{
433	ipcarg_t phonehash;	441	ipcarg_t phonehash;
434	int kbd_phone, fb_phone;	442	int kbd_phone, fb_phone;
435	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;	443	ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef;
436	int i;	444	int i;
437		445
438	async_set_client_connection(client_connection);	446	async_set_client_connection(client_connection);
439		447
440	/* Connect to keyboard driver */	448	/* Connect to keyboard driver */
441		449
442	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {	450	while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) {
443	usleep(10000);	451	usleep(10000);
444	};	452	};
445		453
446	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {	454	if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) {
447	return -1;	455	return -1;
448	};	456	};
449		457
450	/* Connect to framebuffer driver */	458	/* Connect to framebuffer driver */
451		459
452	while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {	460	while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) {
453	usleep(10000);	461	usleep(10000);
454	}	462	}
455		463
456	/* Save old kernel screen */	464	/* Save old kernel screen */
457	kernel_pixmap = switch_screens(-1);	465	kernel_pixmap = switch_screens(-1);
458		466
459	/* Initialize gcons */	467	/* Initialize gcons */
460	gcons_init(fb_info.phone);	468	gcons_init(fb_info.phone);
461	/* Synchronize, the gcons can have something in queue */	469	/* Synchronize, the gcons can have something in queue */
462	sync_send(fb_info.phone, FB_FLUSH, 0, NULL);	470	async_req(fb_info.phone, FB_FLUSH, 0, NULL);
463		471
464		472
465	ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));	473	ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols));
466	set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);	474	set_style_col(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND);
467	clrscr();	475	clrscr();
468		476
469	/* Init virtual consoles */	477	/* Init virtual consoles */
470	for (i = 0; i < CONSOLE_COUNT; i++) {	478	for (i = 0; i < CONSOLE_COUNT; i++) {
471	connections[i].used = 0;	479	connections[i].used = 0;
472	keybuffer_init(&(connections[i].keybuffer));	480	keybuffer_init(&(connections[i].keybuffer));
473		481
474	connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;	482	connections[i].keyrequests.head = connections[i].keyrequests.tail = 0;
475	connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;	483	connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED;
476	connections[i].keyrequest_counter = 0;	484	connections[i].keyrequest_counter = 0;
477		485
478	if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {	486	if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) {
479	/FIXME: handle error /	487	/FIXME: handle error /
480	return -1;	488	return -1;
481	}	489	}
482	}	490	}
483	connections[KERNEL_CONSOLE].used = 1;	491	connections[KERNEL_CONSOLE].used = 1;
484		492
485	if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ\|PROTO_WRITE, MAP_ANONYMOUS\|MAP_PRIVATE, 0 ,0 )) != NULL) {	493	if ((interbuffer = mmap(NULL, sizeof(keyfield_t) * fb_info.cols * fb_info.rows , PROTO_READ\|PROTO_WRITE, MAP_ANONYMOUS\|MAP_PRIVATE, 0 ,0 )) != NULL) {
486	if (ipc_call_sync_3(fb_info.phone, IPC_M_AS_AREA_SEND, (ipcarg_t)interbuffer, 0, AS_AREA_READ, NULL, NULL, NULL) != 0) {	494	if (ipc_call_sync_3(fb_info.phone, IPC_M_AS_AREA_SEND, (ipcarg_t)interbuffer, 0, AS_AREA_READ, NULL, NULL, NULL) != 0) {
487	munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);	495	munmap(interbuffer, sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
488	interbuffer = NULL;	496	interbuffer = NULL;
489	}	497	}

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/console/console.c @ 1592 – Rev 1592 → 1610