WebSVN – HelenOS – Diff – /trunk/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>
 
#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 <string.h>
#include <print.h>
 
#define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
 
/**
 * Initialize kernel console to use framebuffer and keyboard directly.
 * Called on UltraSPARC machines with standard keyboard and framebuffer.
 *
 * @param aliases   the "/aliases" OBP node
 */
static void standard_console_init(ofw_tree_node_t *aliases)
{
#ifdef CONFIG_FB
    ofw_tree_property_t *prop;
    ofw_tree_node_t *screen;
    ofw_tree_node_t *keyboard;
   
    prop = ofw_tree_getprop(aliases, "screen");
    if (!prop)
        panic("Cannot find property 'screen'.");
    if (!prop->value)
        panic("Cannot find screen alias.");
    screen = ofw_tree_lookup(prop->value);
    if (!screen)
        panic("Cannot find %s.", prop->value);
 
    scr_init(screen);
 
    prop = ofw_tree_getprop(aliases, "keyboard");
    if (!prop)
        panic("Cannot find property 'keyboard'.");
    if (!prop->value)
        panic("Cannot find keyboard alias.");
    keyboard = ofw_tree_lookup(prop->value);
    if (!keyboard)
        panic("Cannot find %s.", prop->value);
 
    kbd_init(keyboard);
#else
    panic("Standard console requires FB, "
          "but the kernel is not compiled with FB support.");
#endif
}
 
/** Initilize I/O on the Serengeti machine. */
static void serengeti_init(void)
{
    sgcn_init();
}
 
/**
 * Initialize input/output. Auto-detects the type of machine
 * and calls the appropriate I/O init routine.
 */
void standalone_sparc64_console_init(void)
{
    ofw_tree_node_t *aliases;
    ofw_tree_property_t *prop;
   
    aliases = ofw_tree_lookup("/aliases");
    if (!aliases)
        panic("Cannot find '/aliases'.");
   
    /* "def-cn" = "default console" */
    prop = ofw_tree_getprop(aliases, "def-cn");
   
    if ((!prop) || (!prop->value) || (strcmp(prop->value, "/sgcn") != 0)) {
        standard_console_init(aliases);
    } else {
        serengeti_init();
    }
}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
#ifdef CONFIG_FB
    scr_redraw();
#endif
    switch (kbd_type) {
#ifdef CONFIG_SGCN
    case KBD_SGCN:
        sgcn_grab();
        break;
#endif
    default:
        break;
    }
}
 
/** Return console to userspace
 *
 */
void arch_release_console(void)
{
    switch (kbd_type) {
#ifdef CONFIG_SGCN
    case KBD_SGCN:
        sgcn_release();
        break;
#endif
    default:
        break;
    }
}
 
/** @}
 */
 

Rev 4042	Rev 4070
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>	41	#include <arch/drivers/sgcn.h>
42		42
43	#include <console/chardev.h>	43	#include <console/chardev.h>
44	#include <console/console.h>	44	#include <console/console.h>
45	#include <arch/asm.h>	45	#include <arch/asm.h>
46	#include <arch/register.h>	46	#include <arch/register.h>
47	#include <proc/thread.h>	47	#include <proc/thread.h>
48	#include <arch/mm/tlb.h>	48	#include <arch/mm/tlb.h>
49	#include <genarch/ofw/ofw_tree.h>	49	#include <genarch/ofw/ofw_tree.h>
50	#include <arch.h>	50	#include <arch.h>
51	#include <panic.h>	51	#include <panic.h>
52	#include <string.h>	52	#include <string.h>
53	#include <print.h>	53	#include <print.h>
54		54
55	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */	55	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
56		56
57	/**	57	/**
58	* Initialize kernel console to use framebuffer and keyboard directly.	58	* Initialize kernel console to use framebuffer and keyboard directly.
59	* Called on UltraSPARC machines with standard keyboard and framebuffer.	59	* Called on UltraSPARC machines with standard keyboard and framebuffer.
60	*	60	*
61	* @param aliases the "/aliases" OBP node	61	* @param aliases the "/aliases" OBP node
62	*/	62	*/
63	static void standard_console_init(ofw_tree_node_t *aliases)	63	static void standard_console_init(ofw_tree_node_t *aliases)
64	{	64	{
65	#ifdef CONFIG_FB	65	#ifdef CONFIG_FB
66	ofw_tree_property_t *prop;	66	ofw_tree_property_t *prop;
67	ofw_tree_node_t *screen;	67	ofw_tree_node_t *screen;
68	ofw_tree_node_t *keyboard;	68	ofw_tree_node_t *keyboard;
69		69
70	prop = ofw_tree_getprop(aliases, "screen");	70	prop = ofw_tree_getprop(aliases, "screen");
71	if (!prop)	71	if (!prop)
72	panic("Cannot find property 'screen'.");	72	panic("Cannot find property 'screen'.");
73	if (!prop->value)	73	if (!prop->value)
74	panic("Cannot find screen alias.");	74	panic("Cannot find screen alias.");
75	screen = ofw_tree_lookup(prop->value);	75	screen = ofw_tree_lookup(prop->value);
76	if (!screen)	76	if (!screen)
77	panic("Cannot find %s.", prop->value);	77	panic("Cannot find %s.", prop->value);
78		78
79	scr_init(screen);	79	scr_init(screen);
80		80
81	prop = ofw_tree_getprop(aliases, "keyboard");	81	prop = ofw_tree_getprop(aliases, "keyboard");
82	if (!prop)	82	if (!prop)
83	panic("Cannot find property 'keyboard'.");	83	panic("Cannot find property 'keyboard'.");
84	if (!prop->value)	84	if (!prop->value)
85	panic("Cannot find keyboard alias.");	85	panic("Cannot find keyboard alias.");
86	keyboard = ofw_tree_lookup(prop->value);	86	keyboard = ofw_tree_lookup(prop->value);
87	if (!keyboard)	87	if (!keyboard)
88	panic("Cannot find %s.", prop->value);	88	panic("Cannot find %s.", prop->value);
89		89
90	kbd_init(keyboard);	90	kbd_init(keyboard);
91	#else	91	#else
92	panic("Standard console requires FB, "	92	panic("Standard console requires FB, "
93	"but the kernel is not compiled with FB support.");	93	"but the kernel is not compiled with FB support.");
94	#endif	94	#endif
95	}	95	}
96		96
97	/** Initilize I/O on the Serengeti machine. */	97	/** Initilize I/O on the Serengeti machine. */
98	static void serengeti_init(void)	98	static void serengeti_init(void)
99	{	99	{
100	sgcn_init();	100	sgcn_init();
101	}	101	}
102		102
103	/**	103	/**
104	* Initialize input/output. Auto-detects the type of machine	104	* Initialize input/output. Auto-detects the type of machine
105	* and calls the appropriate I/O init routine.	105	* and calls the appropriate I/O init routine.
106	*/	106	*/
107	void standalone_sparc64_console_init(void)	107	void standalone_sparc64_console_init(void)
108	{	108	{
109	ofw_tree_node_t *aliases;	109	ofw_tree_node_t *aliases;
110	ofw_tree_property_t *prop;	110	ofw_tree_property_t *prop;
111		111
112	aliases = ofw_tree_lookup("/aliases");	112	aliases = ofw_tree_lookup("/aliases");
113	if (!aliases)	113	if (!aliases)
114	panic("Cannot find '/aliases'.");	114	panic("Cannot find '/aliases'.");
115		115
116	/* "def-cn" = "default console" */	116	/* "def-cn" = "default console" */
117	prop = ofw_tree_getprop(aliases, "def-cn");	117	prop = ofw_tree_getprop(aliases, "def-cn");
118		118
119	if ((!prop) \|\| (!prop->value) \|\| (strcmp(prop->value, "/sgcn") != 0)) {	119	if ((!prop) \|\| (!prop->value) \|\| (strcmp(prop->value, "/sgcn") != 0)) {
120	standard_console_init(aliases);	120	standard_console_init(aliases);
121	} else {	121	} else {
122	serengeti_init();	122	serengeti_init();
123	}	123	}
124	}	124	}
125		125
126		126
127	/** Kernel thread for polling keyboard.	-
128	*	-
129	* @param arg Ignored.	-
130	*/	-
131	void kkbdpoll(void *arg)	-
132	{	-
133	thread_detach(THREAD);	-
134		-
135	if (kbd_type != KBD_SGCN)	-
136	return;	-
137		-
138	while (1) {	-
139	#ifdef CONFIG_SGCN	-
140	if (kbd_type == KBD_SGCN)	-
141	sgcn_poll();	-
142	#endif	-
143	thread_usleep(KEYBOARD_POLL_PAUSE);	-
144	}	-
145	}	-
146		-
147	/** Acquire console back for kernel	127	/** Acquire console back for kernel
148	*	128	*
149	*/	129	*/
150	void arch_grab_console(void)	130	void arch_grab_console(void)
151	{	131	{
152	#ifdef CONFIG_FB	132	#ifdef CONFIG_FB
153	scr_redraw();	133	scr_redraw();
154	#endif	134	#endif
155	switch (kbd_type) {	135	switch (kbd_type) {
156	#ifdef CONFIG_SGCN	136	#ifdef CONFIG_SGCN
157	case KBD_SGCN:	137	case KBD_SGCN:
158	sgcn_grab();	138	sgcn_grab();
159	break;	139	break;
160	#endif	140	#endif
161	default:	141	default:
162	break;	142	break;
163	}	143	}
164	}	144	}
165		145
166	/** Return console to userspace	146	/** Return console to userspace
167	*	147	*
168	*/	148	*/
169	void arch_release_console(void)	149	void arch_release_console(void)
170	{	150	{
171	switch (kbd_type) {	151	switch (kbd_type) {
172	#ifdef CONFIG_SGCN	152	#ifdef CONFIG_SGCN
173	case KBD_SGCN:	153	case KBD_SGCN:
174	sgcn_release();	154	sgcn_release();
175	break;	155	break;
176	#endif	156	#endif
177	default:	157	default:
178	break;	158	break;
179	}	159	}
180	}	160	}
181		161
182	/** @}	162	/** @}
183	*/	163	*/
184		164

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(root)/trunk/kernel/arch/sparc64/src/console.c – Rev 4042 → 4070