WebSVN – HelenOS – Diff – /branches/dynload/kernel/arch/sparc64/src/console.c


/*
 * Copyright (c) 2005 Jakub Jermar
 * 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 sparc64
 * @{
 */
/** @file
 */
 
#include <arch/console.h>
#include <arch/types.h>
 
#include <arch/drivers/scr.h>
#include <arch/drivers/kbd.h>
 
#ifdef CONFIG_Z8530
#include <genarch/kbd/z8530.h>
#endif
#ifdef CONFIG_NS16550
#include <genarch/kbd/ns16550.h>
#endif
 
#include <console/chardev.h>
#include <console/console.h>
#include <arch/asm.h>
#include <arch/register.h>
#include <proc/thread.h>
#include <arch/mm/tlb.h>
#include <genarch/ofw/ofw_tree.h>
#include <arch.h>
#include <panic.h>
#include <print.h>
 
#define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
 
/** Initialize kernel console to use framebuffer and keyboard directly. */
void standalone_sparc64_console_init(void)
{
    stdin = NULL;
 
    ofw_tree_node_t *aliases;
    ofw_tree_property_t *prop;
    ofw_tree_node_t *screen;
    ofw_tree_node_t *keyboard;
   
    aliases = ofw_tree_lookup("/aliases");
    if (!aliases)
        panic("Can't find /aliases.\n");
   
    prop = ofw_tree_getprop(aliases, "screen");
    if (!prop)
        panic("Can't find property \"screen\".\n");
    if (!prop->value)
        panic("Can't find screen alias.\n");
    screen = ofw_tree_lookup(prop->value);
    if (!screen)
        panic("Can't find %s\n", prop->value);
 
    scr_init(screen);
 
    prop = ofw_tree_getprop(aliases, "keyboard");
    if (!prop)
        panic("Can't find property \"keyboard\".\n");
    if (!prop->value)
        panic("Can't find keyboard alias.\n");
    keyboard = ofw_tree_lookup(prop->value);
    if (!keyboard)
        panic("Can't find %s\n", prop->value);
 
    kbd_init(keyboard);
}
 
/** Kernel thread for polling keyboard.
 *
 * @param arg Ignored.
 */
void kkbdpoll(void *arg)
{
    thread_detach(THREAD);
 
#ifdef CONFIG_Z8530
    if (kbd_type == KBD_Z8530) {
        /*
         * The z8530 driver is interrupt-driven.
         */
        return;
    }
#endif
 
    while (1) {
#ifdef CONFIG_NS16550
        if (kbd_type == KBD_NS16550)
            ns16550_poll();
#endif
        thread_usleep(KEYBOARD_POLL_PAUSE);
    }
}
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
    switch (kbd_type) {
#ifdef CONFIG_Z8530
    case KBD_Z8530:
        z8530_grab();
        break;
#endif
#ifdef CONFIG_NS16550
    case KBD_NS16550:
        ns16550_grab();
        break;
#endif
    default:
        break;
    }
}
 
/** Return console to userspace
 *
 */
void arch_release_console(void)
{
    switch (kbd_type) {
#ifdef CONFIG_Z8530
    case KBD_Z8530:
        z8530_release();
        break;
#endif
#ifdef CONFIG_NS16550
    case KBD_NS16550:
        ns16550_release();
        break;
#endif
    default:
        break;
    }
}
 
/** @}
 */
 

Rev 2089	Rev 2927
1	/*	1	/*
2	* Copyright (c) 2005 Jakub Jermar	2	* Copyright (c) 2005 Jakub Jermar
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 sparc64	29	/** @addtogroup sparc64
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#include <arch/console.h>	35	#include <arch/console.h>
36	#include <arch/types.h>	36	#include <arch/types.h>
37		37
38	#include <arch/drivers/scr.h>	38	#include <arch/drivers/scr.h>
39	#include <arch/drivers/kbd.h>	39	#include <arch/drivers/kbd.h>
40		40
41	#ifdef CONFIG_Z8530	41	#ifdef CONFIG_Z8530
42	#include <genarch/kbd/z8530.h>	42	#include <genarch/kbd/z8530.h>
43	#endif	43	#endif
44	#ifdef CONFIG_NS16550	44	#ifdef CONFIG_NS16550
45	#include <genarch/kbd/ns16550.h>	45	#include <genarch/kbd/ns16550.h>
46	#endif	46	#endif
47		47
48	#include <console/chardev.h>	48	#include <console/chardev.h>
49	#include <console/console.h>	49	#include <console/console.h>
50	#include <arch/asm.h>	50	#include <arch/asm.h>
51	#include <arch/register.h>	51	#include <arch/register.h>
52	#include <proc/thread.h>	52	#include <proc/thread.h>
53	#include <arch/mm/tlb.h>	53	#include <arch/mm/tlb.h>
54	#include <genarch/ofw/ofw_tree.h>	54	#include <genarch/ofw/ofw_tree.h>
55	#include <arch.h>	55	#include <arch.h>
56	#include <panic.h>	56	#include <panic.h>
57	#include <print.h>	57	#include <print.h>
58		58
59	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */	59	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
60		60
61	/** Initialize kernel console to use framebuffer and keyboard directly. */	61	/** Initialize kernel console to use framebuffer and keyboard directly. */
62	void standalone_sparc64_console_init(void)	62	void standalone_sparc64_console_init(void)
63	{	63	{
64	stdin = NULL;	64	stdin = NULL;
65		65
66	ofw_tree_node_t *aliases;	66	ofw_tree_node_t *aliases;
67	ofw_tree_property_t *prop;	67	ofw_tree_property_t *prop;
68	ofw_tree_node_t *screen;	68	ofw_tree_node_t *screen;
69	ofw_tree_node_t *keyboard;	69	ofw_tree_node_t *keyboard;
70		70
71	aliases = ofw_tree_lookup("/aliases");	71	aliases = ofw_tree_lookup("/aliases");
72	if (!aliases)	72	if (!aliases)
73	panic("Can't find /aliases.\n");	73	panic("Can't find /aliases.\n");
74		74
75	prop = ofw_tree_getprop(aliases, "screen");	75	prop = ofw_tree_getprop(aliases, "screen");
76	if (!prop)	76	if (!prop)
77	panic("Can't find property \"screen\".\n");	77	panic("Can't find property \"screen\".\n");
78	if (!prop->value)	78	if (!prop->value)
79	panic("Can't find screen alias.\n");	79	panic("Can't find screen alias.\n");
80	screen = ofw_tree_lookup(prop->value);	80	screen = ofw_tree_lookup(prop->value);
81	if (!screen)	81	if (!screen)
82	panic("Can't find %s\n", prop->value);	82	panic("Can't find %s\n", prop->value);
83		83
84	scr_init(screen);	84	scr_init(screen);
85		85
86	prop = ofw_tree_getprop(aliases, "keyboard");	86	prop = ofw_tree_getprop(aliases, "keyboard");
87	if (!prop)	87	if (!prop)
88	panic("Can't find property \"keyboard\".\n");	88	panic("Can't find property \"keyboard\".\n");
89	if (!prop->value)	89	if (!prop->value)
90	panic("Can't find keyboard alias.\n");	90	panic("Can't find keyboard alias.\n");
91	keyboard = ofw_tree_lookup(prop->value);	91	keyboard = ofw_tree_lookup(prop->value);
92	if (!keyboard)	92	if (!keyboard)
93	panic("Can't find %s\n", prop->value);	93	panic("Can't find %s\n", prop->value);
94		94
95	kbd_init(keyboard);	95	kbd_init(keyboard);
96	}	96	}
97		97
98	/** Kernel thread for polling keyboard.	98	/** Kernel thread for polling keyboard.
99	*	99	*
100	* @param arg Ignored.	100	* @param arg Ignored.
101	*/	101	*/
102	void kkbdpoll(void *arg)	102	void kkbdpoll(void *arg)
103	{	103	{
104	thread_detach(THREAD);	104	thread_detach(THREAD);
105		105
106	#ifdef CONFIG_Z8530	106	#ifdef CONFIG_Z8530
107	if (kbd_type == KBD_Z8530) {	107	if (kbd_type == KBD_Z8530) {
108	/*	108	/*
109	* The z8530 driver is interrupt-driven.	109	* The z8530 driver is interrupt-driven.
110	*/	110	*/
111	return;	111	return;
112	}	112	}
113	#endif	113	#endif
114		114
115	while (1) {	115	while (1) {
116	#ifdef CONFIG_NS16550	116	#ifdef CONFIG_NS16550
117	if (kbd_type == KBD_NS16550)	117	if (kbd_type == KBD_NS16550)
118	ns16550_poll();	118	ns16550_poll();
119	#endif	119	#endif
120	thread_usleep(KEYBOARD_POLL_PAUSE);	120	thread_usleep(KEYBOARD_POLL_PAUSE);
121	}	121	}
122	}	122	}
123		123
124	/** Acquire console back for kernel	124	/** Acquire console back for kernel
125	*	125	*
126	*/	126	*/
127	void arch_grab_console(void)	127	void arch_grab_console(void)
128	{	128	{
129	switch (kbd_type) {	129	switch (kbd_type) {
130	#ifdef CONFIG_Z8530	130	#ifdef CONFIG_Z8530
131	case KBD_Z8530:	131	case KBD_Z8530:
132	z8530_grab();	132	z8530_grab();
133	break;	133	break;
134	#endif	134	#endif
135	#ifdef CONFIG_NS16550	135	#ifdef CONFIG_NS16550
136	case KBD_NS16550:	136	case KBD_NS16550:
137	ns16550_grab();	137	ns16550_grab();
138	break;	138	break;
139	#endif	139	#endif
140	default:	140	default:
141	break;	141	break;
142	}	142	}
143	}	143	}
144		144
145	/** Return console to userspace	145	/** Return console to userspace
146	*	146	*
147	*/	147	*/
148	void arch_release_console(void)	148	void arch_release_console(void)
149	{	149	{
150	switch (kbd_type) {	150	switch (kbd_type) {
151	#ifdef CONFIG_Z8530	151	#ifdef CONFIG_Z8530
152	case KBD_Z8530:	152	case KBD_Z8530:
153	z8530_release();	153	z8530_release();
154	break;	154	break;
155	#endif	155	#endif
156	#ifdef CONFIG_NS16550	156	#ifdef CONFIG_NS16550
157	case KBD_NS16550:	157	case KBD_NS16550:
158	ns16550_release();	158	ns16550_release();
159	break;	159	break;
160	#endif	160	#endif
161	default:	161	default:
162	break;	162	break;
163	}	163	}
164	}	164	}
165		165
166	/** @}	166	/** @}
167	*/	167	*/
168		168

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(root)/branches/dynload/kernel/arch/sparc64/src/console.c @ 3674 – Rev 2089 → 2927