WebSVN – HelenOS – Diff – /branches/dynload/uspace/srv/kbd/port/z8530.c


/*
 * Copyright (c) 2006 Martin Decky
 * 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   Z8530 keyboard port driver.
 */
 
#include <ipc/ipc.h>
#include <ipc/bus.h>
#include <async.h>
#include <sysinfo.h>
#include <kbd.h>
#include <kbd_port.h>
#include <sys/types.h>
#include <ddi.h>
 
#define CHAN_A_STATUS   4
#define CHAN_A_DATA 6
 
#define RR0_RCA 1
 
static irq_cmd_t z8530_cmds[] = {
    {
        .cmd = CMD_PIO_READ_8,
        .addr = (void *) 0, /* will be patched in run-time */
        .dstarg = 1
    },
    {
        .cmd = CMD_BTEST,
        .value = RR0_RCA,
        .srcarg = 1,
        .dstarg = 3
    },
    {
        .cmd = CMD_PREDICATE,
        .value = 2,
        .srcarg = 3
    },
    {
        .cmd = CMD_PIO_READ_8,
        .addr = (void *) 0, /* will be patched in run-time */
        .dstarg = 2
    },
    {
        .cmd = CMD_ACCEPT
    }
};
   
irq_code_t z8530_kbd = {
    sizeof(z8530_cmds) / sizeof(irq_cmd_t),
    z8530_cmds
};
 
static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call);
 
int kbd_port_init(void)
{
    async_set_interrupt_received(z8530_irq_handler);
    z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.kernel") +
        CHAN_A_STATUS;
    z8530_cmds[3].addr = (void *) sysinfo_value("kbd.address.kernel") +
        CHAN_A_DATA;
    ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"),
        sysinfo_value("kbd.inr"), &z8530_kbd);
    return 0;
}
 
static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call)
{
    int scan_code = IPC_GET_ARG2(*call);
    kbd_push_scancode(scan_code);
   
    if (cir_service)
        async_msg_1(cir_phone, BUS_CLEAR_INTERRUPT,
            IPC_GET_METHOD(*call));
}
 
/** @}
 */
 

Rev 4344	Rev 4345
1	/*	1	/*
2	* Copyright (c) 2006 Martin Decky	2	* Copyright (c) 2006 Martin Decky
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	* @ingroup kbd	30	* @ingroup kbd
31	* @{	31	* @{
32	*/	32	*/
33	/** @file	33	/** @file
34	* @brief Z8530 keyboard port driver.	34	* @brief Z8530 keyboard port driver.
35	*/	35	*/
36		36
37	#include <ipc/ipc.h>	37	#include <ipc/ipc.h>
38	#include <ipc/bus.h>	38	#include <ipc/bus.h>
39	#include <async.h>	39	#include <async.h>
40	#include <sysinfo.h>	40	#include <sysinfo.h>
41	#include <kbd.h>	41	#include <kbd.h>
42	#include <kbd_port.h>	42	#include <kbd_port.h>
43	#include <sys/types.h>	43	#include <sys/types.h>
-		44	#include <ddi.h>
44		45
45	#define CHAN_A_STATUS 4	46	#define CHAN_A_STATUS 4
46	#define CHAN_A_DATA 6	47	#define CHAN_A_DATA 6
47		48
48	#define RR0_RCA 1	49	#define RR0_RCA 1
49		50
50	static irq_cmd_t z8530_cmds[] = {	51	static irq_cmd_t z8530_cmds[] = {
51	{	52	{
52	.cmd = CMD_PIO_READ_8,	53	.cmd = CMD_PIO_READ_8,
53	.addr = (void ) 0, / will be patched in run-time */	54	.addr = (void ) 0, / will be patched in run-time */
54	.dstarg = 1	55	.dstarg = 1
55	},	56	},
56	{	57	{
57	.cmd = CMD_BTEST,	58	.cmd = CMD_BTEST,
58	.value = RR0_RCA,	59	.value = RR0_RCA,
59	.srcarg = 1,	60	.srcarg = 1,
60	.dstarg = 3	61	.dstarg = 3
61	},	62	},
62	{	63	{
63	.cmd = CMD_PREDICATE,	64	.cmd = CMD_PREDICATE,
64	.value = 2,	65	.value = 2,
65	.srcarg = 3	66	.srcarg = 3
66	},	67	},
67	{	68	{
68	.cmd = CMD_PIO_READ_8,	69	.cmd = CMD_PIO_READ_8,
69	.addr = (void ) 0, / will be patched in run-time */	70	.addr = (void ) 0, / will be patched in run-time */
70	.dstarg = 2	71	.dstarg = 2
71	},	72	},
72	{	73	{
73	.cmd = CMD_ACCEPT	74	.cmd = CMD_ACCEPT
74	}	75	}
75	};	76	};
76		77
77	irq_code_t z8530_kbd = {	78	irq_code_t z8530_kbd = {
78	sizeof(z8530_cmds) / sizeof(irq_cmd_t),	79	sizeof(z8530_cmds) / sizeof(irq_cmd_t),
79	z8530_cmds	80	z8530_cmds
80	};	81	};
81		82
82	static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call);	83	static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call);
83		84
84	int kbd_port_init(void)	85	int kbd_port_init(void)
85	{	86	{
86	async_set_interrupt_received(z8530_irq_handler);	87	async_set_interrupt_received(z8530_irq_handler);
87	z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual") +	88	z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.kernel") +
88	CHAN_A_STATUS;	89	CHAN_A_STATUS;
89	z8530_cmds[3].addr = (void *) sysinfo_value("kbd.address.virtual") +	90	z8530_cmds[3].addr = (void *) sysinfo_value("kbd.address.kernel") +
90	CHAN_A_DATA;	91	CHAN_A_DATA;
91	ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"),	92	ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"),
92	sysinfo_value("kbd.inr"), &z8530_kbd);	93	sysinfo_value("kbd.inr"), &z8530_kbd);
93	return 0;	94	return 0;
94	}	95	}
95		96
96	static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call)	97	static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call)
97	{	98	{
98	int scan_code = IPC_GET_ARG2(*call);	99	int scan_code = IPC_GET_ARG2(*call);
99	kbd_push_scancode(scan_code);	100	kbd_push_scancode(scan_code);
100		101
101	if (cir_service)	102	if (cir_service)
102	async_msg_1(cir_phone, BUS_CLEAR_INTERRUPT,	103	async_msg_1(cir_phone, BUS_CLEAR_INTERRUPT,
103	IPC_GET_METHOD(*call));	104	IPC_GET_METHOD(*call));
104	}	105	}
105		106
106	/** @}	107	/** @}
107	*/	108	*/
108		109

Subversion Repositories HelenOS

(root)/branches/dynload/uspace/srv/kbd/port/z8530.c – Rev 4344 → 4345