WebSVN – HelenOS – Diff – /branches/sparc/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>
 
#include <arch/drivers/sgcn.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
        sgcn_poll();
        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 3343	Rev 3514
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	#include <arch/drivers/sgcn.h>
-		42
41	#ifdef CONFIG_Z8530	43	#ifdef CONFIG_Z8530
42	#include <genarch/kbd/z8530.h>	44	#include <genarch/kbd/z8530.h>
43	#endif	45	#endif
44	#ifdef CONFIG_NS16550	46	#ifdef CONFIG_NS16550
45	#include <genarch/kbd/ns16550.h>	47	#include <genarch/kbd/ns16550.h>
46	#endif	48	#endif
47		49
48	#include <console/chardev.h>	50	#include <console/chardev.h>
49	#include <console/console.h>	51	#include <console/console.h>
50	#include <arch/asm.h>	52	#include <arch/asm.h>
51	#include <arch/register.h>	53	#include <arch/register.h>
52	#include <proc/thread.h>	54	#include <proc/thread.h>
53	#include <arch/mm/tlb.h>	55	#include <arch/mm/tlb.h>
54	#include <genarch/ofw/ofw_tree.h>	56	#include <genarch/ofw/ofw_tree.h>
55	#include <arch.h>	57	#include <arch.h>
56	#include <panic.h>	58	#include <panic.h>
57	#include <print.h>	59	#include <print.h>
58		60
59	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */	61	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
60		62
61	/** Initialize kernel console to use framebuffer and keyboard directly. */	63	/** Initialize kernel console to use framebuffer and keyboard directly. */
62	void standalone_sparc64_console_init(void)	64	void standalone_sparc64_console_init(void)
63	{	65	{
64	stdin = NULL;	66	stdin = NULL;
65		67
66	ofw_tree_node_t *aliases;	68	ofw_tree_node_t *aliases;
67	ofw_tree_property_t *prop;	69	ofw_tree_property_t *prop;
68	ofw_tree_node_t *screen;	70	ofw_tree_node_t *screen;
69	ofw_tree_node_t *keyboard;	71	ofw_tree_node_t *keyboard;
70		72
71	aliases = ofw_tree_lookup("/aliases");	73	aliases = ofw_tree_lookup("/aliases");
72	if (!aliases)	74	if (!aliases)
73	panic("Can't find /aliases.\n");	75	panic("Can't find /aliases.\n");
74		76
75	prop = ofw_tree_getprop(aliases, "screen");	77	prop = ofw_tree_getprop(aliases, "screen");
76	if (!prop)	78	if (!prop)
77	panic("Can't find property \"screen\".\n");	79	panic("Can't find property \"screen\".\n");
78	if (!prop->value)	80	if (!prop->value)
79	panic("Can't find screen alias.\n");	81	panic("Can't find screen alias.\n");
80	screen = ofw_tree_lookup(prop->value);	82	screen = ofw_tree_lookup(prop->value);
81	if (!screen)	83	if (!screen)
82	panic("Can't find %s\n", prop->value);	84	panic("Can't find %s\n", prop->value);
83		85
84	scr_init(screen);	86	scr_init(screen);
85		87
86	prop = ofw_tree_getprop(aliases, "keyboard");	88	prop = ofw_tree_getprop(aliases, "keyboard");
87	if (!prop)	89	if (!prop)
88	panic("Can't find property \"keyboard\".\n");	90	panic("Can't find property \"keyboard\".\n");
89	if (!prop->value)	91	if (!prop->value)
90	panic("Can't find keyboard alias.\n");	92	panic("Can't find keyboard alias.\n");
91	keyboard = ofw_tree_lookup(prop->value);	93	keyboard = ofw_tree_lookup(prop->value);
92	if (!keyboard)	94	if (!keyboard)
93	panic("Can't find %s\n", prop->value);	95	panic("Can't find %s\n", prop->value);
94		96
95	kbd_init(keyboard);	97	kbd_init(keyboard);
96	}	98	}
97		99
98	/** Kernel thread for polling keyboard.	100	/** Kernel thread for polling keyboard.
99	*	101	*
100	* @param arg Ignored.	102	* @param arg Ignored.
101	*/	103	*/
102	void kkbdpoll(void *arg)	104	void kkbdpoll(void *arg)
103	{	105	{
104	thread_detach(THREAD);	106	thread_detach(THREAD);
105		107
106	#ifdef CONFIG_Z8530	108	#ifdef CONFIG_Z8530
107	if (kbd_type == KBD_Z8530) {	109	if (kbd_type == KBD_Z8530) {
108	/*	110	/*
109	* The z8530 driver is interrupt-driven.	111	* The z8530 driver is interrupt-driven.
110	*/	112	*/
111	return;	113	return;
112	}	114	}
113	#endif	115	#endif
114		116
115	while (1) {	117	while (1) {
116	#ifdef CONFIG_NS16550	118	#ifdef CONFIG_NS16550
117	if (kbd_type == KBD_NS16550)	119	if (kbd_type == KBD_NS16550)
118	ns16550_poll();	120	ns16550_poll();
119	#endif	121	#endif
-		122	sgcn_poll();
120	thread_usleep(KEYBOARD_POLL_PAUSE);	123	thread_usleep(KEYBOARD_POLL_PAUSE);
121	}	124	}
122	}	125	}
123		126
124	/** Acquire console back for kernel	127	/** Acquire console back for kernel
125	*	128	*
126	*/	129	*/
127	void arch_grab_console(void)	130	void arch_grab_console(void)
128	{	131	{
129	switch (kbd_type) {	132	switch (kbd_type) {
130	#ifdef CONFIG_Z8530	133	#ifdef CONFIG_Z8530
131	case KBD_Z8530:	134	case KBD_Z8530:
132	z8530_grab();	135	z8530_grab();
133	break;	136	break;
134	#endif	137	#endif
135	#ifdef CONFIG_NS16550	138	#ifdef CONFIG_NS16550
136	case KBD_NS16550:	139	case KBD_NS16550:
137	ns16550_grab();	140	ns16550_grab();
138	break;	141	break;
139	#endif	142	#endif
140	default:	143	default:
141	break;	144	break;
142	}	145	}
143	}	146	}
144		147
145	/** Return console to userspace	148	/** Return console to userspace
146	*	149	*
147	*/	150	*/
148	void arch_release_console(void)	151	void arch_release_console(void)
149	{	152	{
150	switch (kbd_type) {	153	switch (kbd_type) {
151	#ifdef CONFIG_Z8530	154	#ifdef CONFIG_Z8530
152	case KBD_Z8530:	155	case KBD_Z8530:
153	z8530_release();	156	z8530_release();
154	break;	157	break;
155	#endif	158	#endif
156	#ifdef CONFIG_NS16550	159	#ifdef CONFIG_NS16550
157	case KBD_NS16550:	160	case KBD_NS16550:
158	ns16550_release();	161	ns16550_release();
159	break;	162	break;
160	#endif	163	#endif
161	default:	164	default:
162	break;	165	break;
163	}	166	}
164	}	167	}
165		168
166	/** @}	169	/** @}
167	*/	170	*/
168		171

Subversion Repositories HelenOS

(root)/branches/sparc/kernel/arch/sparc64/src/console.c – Rev 3343 → 3514