WebSVN – HelenOS – Blame – /branches/dynload/uspace/srv/fb/msim.c

Rev	Author	Line No.	Line
3234	decky	1	/*
		2	* Copyright (c) 2006 Ondrej Palkovsky
		3	* Copyright (c) 2008 Martin Decky
		4	* All rights reserved.
		5	*
		6	* Redistribution and use in source and binary forms, with or without
		7	* modification, are permitted provided that the following conditions
		8	* are met:
		9	*
		10	* - Redistributions of source code must retain the above copyright
		11	* notice, this list of conditions and the following disclaimer.
		12	* - Redistributions in binary form must reproduce the above copyright
		13	* notice, this list of conditions and the following disclaimer in the
		14	* documentation and/or other materials provided with the distribution.
		15	* - The name of the author may not be used to endorse or promote products
		16	* derived from this software without specific prior written permission.
		17	*
		18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
		19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
		20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
		21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
		22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
		23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
		24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
		25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
		26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
		27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
		28	*/
		29
		30	/** @defgroup msimfb MSIM text console
		31	* @brief HelenOS MSIM text console.
		32	* @ingroup fbs
		33	* @{
		34	*/
		35	/** @file
		36	*/
		37
		38	#include <async.h>
		39	#include <ipc/fb.h>
		40	#include <ipc/ipc.h>
		41	#include <libc.h>
		42	#include <errno.h>
		43	#include <string.h>
		44	#include <libc.h>
		45	#include <stdio.h>
		46	#include <ipc/fb.h>
		47	#include <sysinfo.h>
		48	#include <as.h>
		49	#include <align.h>
		50	#include <ddi.h>
		51
3674	svoboda	52	#include "serial_console.h"
3234	decky	53	#include "msim.h"
		54
		55	#define WIDTH 80
		56	#define HEIGHT 25
		57
		58	#define MAX_CONTROL 20
		59
		60	/* Allow only 1 connection */
		61	static int client_connected = 0;
		62
		63	static char *virt_addr;
		64
		65	static void msim_putc(const char c)
		66	{
		67	*virt_addr = c;
		68	}
		69
		70	static void msim_client_connection(ipc_callid_t iid, ipc_call_t *icall)
		71	{
		72	int retval;
		73	ipc_callid_t callid;
		74	ipc_call_t call;
		75	char c;
		76	int lastcol = 0;
		77	int lastrow = 0;
		78	int newcol;
		79	int newrow;
		80	int fgcolor;
		81	int bgcolor;
		82	int i;
		83
		84	if (client_connected) {
		85	ipc_answer_0(iid, ELIMIT);
		86	return;
		87	}
		88
		89	client_connected = 1;
3235	decky	90	ipc_answer_0(iid, EOK);
3234	decky	91
3235	decky	92	/* Clear the terminal, set scrolling region
		93	to 0 - 25 lines */
3674	svoboda	94	serial_clrscr();
		95	serial_goto(0, 0);
		96	serial_puts("\033[0;25r");
3235	decky	97
3234	decky	98	while (true) {
		99	callid = async_get_call(&call);
		100	switch (IPC_GET_METHOD(call)) {
		101	case IPC_M_PHONE_HUNGUP:
		102	client_connected = 0;
		103	ipc_answer_0(callid, EOK);
		104	return;
		105	case FB_PUTCHAR:
		106	c = IPC_GET_ARG1(call);
		107	newrow = IPC_GET_ARG2(call);
		108	newcol = IPC_GET_ARG3(call);
		109	if ((lastcol != newcol) \|\| (lastrow != newrow))
3674	svoboda	110	serial_goto(newrow, newcol);
3234	decky	111	lastcol = newcol + 1;
		112	lastrow = newrow;
		113	msim_putc(c);
		114	retval = 0;
		115	break;
		116	case FB_CURSOR_GOTO:
		117	newrow = IPC_GET_ARG1(call);
		118	newcol = IPC_GET_ARG2(call);
3674	svoboda	119	serial_goto(newrow, newcol);
3234	decky	120	lastrow = newrow;
		121	lastcol = newcol;
		122	retval = 0;
		123	break;
		124	case FB_GET_CSIZE:
		125	ipc_answer_2(callid, EOK, HEIGHT, WIDTH);
		126	continue;
		127	case FB_CLEAR:
3674	svoboda	128	serial_clrscr();
3234	decky	129	retval = 0;
		130	break;
		131	case FB_SET_STYLE:
		132	fgcolor = IPC_GET_ARG1(call);
		133	bgcolor = IPC_GET_ARG2(call);
		134	if (fgcolor < bgcolor)
3674	svoboda	135	serial_set_style(0);
3234	decky	136	else
3674	svoboda	137	serial_set_style(7);
3234	decky	138	retval = 0;
		139	break;
		140	case FB_SCROLL:
		141	i = IPC_GET_ARG1(call);
		142	if ((i > HEIGHT) \|\| (i < -HEIGHT)) {
		143	retval = EINVAL;
		144	break;
		145	}
3674	svoboda	146	serial_scroll(i);
		147	serial_goto(lastrow, lastcol);
3234	decky	148	retval = 0;
		149	break;
		150	case FB_CURSOR_VISIBILITY:
		151	if(IPC_GET_ARG1(call))
3674	svoboda	152	serial_cursor_enable();
3234	decky	153	else
3674	svoboda	154	serial_cursor_disable();
3234	decky	155	retval = 0;
		156	break;
		157	default:
		158	retval = ENOENT;
		159	}
		160	ipc_answer_0(callid, retval);
		161	}
		162	}
		163
		164	int msim_init(void)
		165	{
		166	void phys_addr = (void ) sysinfo_value("fb.address.physical");
		167	virt_addr = (char *) as_get_mappable_page(1);
		168
		169	physmem_map(phys_addr, virt_addr, 1, AS_AREA_READ \| AS_AREA_WRITE);
		170
3674	svoboda	171	serial_console_init(msim_putc, WIDTH, HEIGHT);
		172
3234	decky	173	async_set_client_connection(msim_client_connection);
		174	return 0;
		175	}
		176
		177	/**
		178	* @}
		179	*/

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(root)/branches/dynload/uspace/srv/fb/msim.c – Rev 3674