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1518 palkovsky 1
/*
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 * Copyright (C) 2006 Ondrej Palkovsky
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#include <ipc/fb.h>
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#include <ipc/ipc.h>
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#include "console.h"
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#define CONSOLE_TOP      50
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#define CONSOLE_MARGIN   10
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#define STATUS_SPACE    20
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#define STATUS_WIDTH    40
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#define STATUS_HEIGHT   30
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static int use_gcons = 0;
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static ipcarg_t xres,yres;
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static int console_vp;
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static int cstatus_vp[CONSOLE_COUNT];
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static int fbphone;
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static void vp_switch(int vp)
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{
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	ipc_call_sync_2(fbphone,FB_VIEWPORT_SWITCH, vp, 0, NULL, NULL);
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}
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static int vp_create(unsigned int x, unsigned int y, 
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		     unsigned int width, unsgined int height)
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{
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	return  ipc_call_sync_2(fbphone, (x << 16) | y, (width << 16) | height,
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				NULL, NULL);
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}
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static void fb_clear(void)
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{
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	ipc_call_sync_2(fbphone, FB_CLEAR, 0, 0, NULL, NULL);
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}
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static void fb_set_style(int fgcolor, int bgcolor)
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{
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	ipc_call_sync_2(fbphone, );
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}
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void gcons_change_console(int consnum)
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{
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	if (!use_gcons)
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		return;
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	vp_switch(console_vp);
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}
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void gcons_notify_char(int consnum)
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{
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	if (!use_gcons)
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		return;
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	vp_switch(console_vp);
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}
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void gcons_redraw_console(int phone)
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{
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	if (!use_gcons)
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		return;
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	vp_switch(0);
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	/* Set style...*/
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	fb_clear();
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	vp_switch(console_vp);
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}
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/** Initialize nice graphical console environment */
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void gcons_init(int phone)
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{
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	int rc;
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	int i;
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	fbphone = phone;
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	rc = ipc_call_sync_2(phone, FB_GET_RESOLUTION, 0, 0, &xres, &yres);
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	if (rc)
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		return;
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	if (xres < 800 || yres < 600)
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		return;
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	/* create console viewport */
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	console_vp = vp_create(CONSOLE_MARGIN, CONSOLE_TOP, xres-2*CONSOLE_MARGIN,
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			       yres-(CONSOLE_TOP+CONSOLE_MARGIN));
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	if (console_vp < 0)
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		return;
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	/* Create status buttons */
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	for (i=0; i < CONSOLE_COUNT; i++) {
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		cstatus_vp[i] = vp_create(phone, CONSOLE_MARGIN+i*(STATUS_WIDTH+STATUS_SPACE),
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					  CONSOLE_MARGIN, STATUS_WIDTH, STATUS_HEIGHT);
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		if (cstatus_vp[i] < 0)
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			return;
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	}
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	use_gcons = 1;
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	gcons_draw_console();
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}