WebSVN – HelenOS – Diff – /trunk/uspace/srv/kbd/port/gxemul.c


/*
 * Copyright (c) 2007 Michal Kebrt
 * 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 kbd_port
 * @{
 * @ingroup  kbd
 */
/** @file
 * @brief   GXEmul keyboard port driver.
 */
 
#include <ipc/ipc.h>
#include <async.h>
#include <sysinfo.h>
#include <kbd_port.h>
#include <kbd.h>
#include <ddi.h>
 
static irq_cmd_t gxemul_cmds[] = {
    {
        .cmd = CMD_PIO_READ_8,
        .addr = (void *) 0,     /* will be patched in run-time */
        .dstarg = 2,
    },
    {
        .cmd = CMD_ACCEPT
    }
};
 
static irq_code_t gxemul_kbd = {
    sizeof(gxemul_cmds) / sizeof(irq_cmd_t),
    gxemul_cmds
};
 
static void gxemul_irq_handler(ipc_callid_t iid, ipc_call_t *call);
 
/** Initializes keyboard handler. */
int kbd_port_init(void)
{
    async_set_interrupt_received(gxemul_irq_handler);
    gxemul_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual");
    ipc_register_irq(sysinfo_value("kbd.inr"), device_assign_devno(),
        0, &gxemul_kbd);
    return 0;
}
 
/** Process data sent when a key is pressed.
 *  
 *  @param keybuffer Buffer of pressed keys.
 *  @param call      IPC call.
 *
 *  @return Always 1.
 */
static void gxemul_irq_handler(ipc_callid_t iid, ipc_call_t *call)
{
    int scan_code = IPC_GET_ARG2(*call);
 
    kbd_push_scancode(scan_code);
}
 
/** @}
 */
 

Subversion Repositories HelenOS

(root)/trunk/uspace/srv/kbd/port/gxemul.c – Rev 3951 → 4148

Rev 3951		Rev 4148
1	/*	1	/*
2	* Copyright (c) 2007 Michal Kebrt	2	* Copyright (c) 2007 Michal Kebrt
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 kbd_port	29	/** @addtogroup kbd_port
30	* @{	30	* @{
31	* @ingroup kbd	31	* @ingroup kbd
32	*/	32	*/
33	/** @file	33	/** @file
34	* @brief GXEmul keyboard port driver.	34	* @brief GXEmul keyboard port driver.
35	*/	35	*/
36		36
37	#include <ipc/ipc.h>	37	#include <ipc/ipc.h>
38	#include <async.h>	38	#include <async.h>
39	#include <sysinfo.h>	39	#include <sysinfo.h>
40	#include <kbd_port.h>	40	#include <kbd_port.h>
41	#include <kbd.h>	41	#include <kbd.h>
-		42	#include <ddi.h>
42		43
43	static irq_cmd_t gxemul_cmds[] = {	44	static irq_cmd_t gxemul_cmds[] = {
44	{	45	{
45	.cmd = CMD_PIO_READ_8,	46	.cmd = CMD_PIO_READ_8,
46	.addr = (void ) 0, / will be patched in run-time */	47	.addr = (void ) 0, / will be patched in run-time */
47	.dstarg = 2,	48	.dstarg = 2,
48	},	49	},
49	{	50	{
50	.cmd = CMD_ACCEPT	51	.cmd = CMD_ACCEPT
51	}	52	}
52	};	53	};
53		54
54	static irq_code_t gxemul_kbd = {	55	static irq_code_t gxemul_kbd = {
55	sizeof(gxemul_cmds) / sizeof(irq_cmd_t),	56	sizeof(gxemul_cmds) / sizeof(irq_cmd_t),
56	gxemul_cmds	57	gxemul_cmds
57	};	58	};
58		59
59	static void gxemul_irq_handler(ipc_callid_t iid, ipc_call_t *call);	60	static void gxemul_irq_handler(ipc_callid_t iid, ipc_call_t *call);
60		61
61	/** Initializes keyboard handler. */	62	/** Initializes keyboard handler. */
62	int kbd_port_init(void)	63	int kbd_port_init(void)
63	{	64	{
64	async_set_interrupt_received(gxemul_irq_handler);	65	async_set_interrupt_received(gxemul_irq_handler);
65	gxemul_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual");	66	gxemul_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual");
66	ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"),	67	ipc_register_irq(sysinfo_value("kbd.inr"), device_assign_devno(),
67	0, &gxemul_kbd);	68	0, &gxemul_kbd);
68	return 0;	69	return 0;
69	}	70	}
70		71
71	/** Process data sent when a key is pressed.	72	/** Process data sent when a key is pressed.
72	*	73	*
73	* @param keybuffer Buffer of pressed keys.	74	* @param keybuffer Buffer of pressed keys.
74	* @param call IPC call.	75	* @param call IPC call.
75	*	76	*
76	* @return Always 1.	77	* @return Always 1.
77	*/	78	*/
78	static void gxemul_irq_handler(ipc_callid_t iid, ipc_call_t *call)	79	static void gxemul_irq_handler(ipc_callid_t iid, ipc_call_t *call)
79	{	80	{
80	int scan_code = IPC_GET_ARG2(*call);	81	int scan_code = IPC_GET_ARG2(*call);
81		82
82	kbd_push_scancode(scan_code);	83	kbd_push_scancode(scan_code);
83	}	84	}
84		85
85	/** @}	86	/** @}
86	*/	87	*/
87		88