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>
 
#if defined (SUN4U)
    #ifdef CONFIG_Z8530
    #include <genarch/kbd/z8530.h>
    #endif
    #ifdef CONFIG_NS16550
    #include <genarch/kbd/ns16550.h>
    #endif
#elif defined (SUN4V)
    #include <arch/drivers/niagara.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 <func.h>
#include <print.h>
 
#define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
 
#if defined (SUN4U)
 
/**
 * 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)
{
    stdin = NULL;
 
    ofw_tree_property_t *prop;
    ofw_tree_node_t *screen;
    ofw_tree_node_t *keyboard;
   
    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);
}
 
/** Initilize I/O on the Serengeti machine. */
static void serengeti_init(void)
{
    sgcn_init();
}
 
#endif
 
/**
 * Initialize input/output. Auto-detects the type of machine
 * and calls the appropriate I/O init routine.
 */
void standalone_sparc64_console_init(void)
{
#if defined (SUN4U)
    ofw_tree_node_t *aliases;
    ofw_tree_property_t *prop;
   
    aliases = ofw_tree_lookup("/aliases");
    if (!aliases)
        panic("Can't find /aliases.\n");
   
    /* "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();
    }
#elif defined (SUN4V)
    niagara_init();
#endif
}
 
 
/** 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
 
#ifdef CONFIG_NS16550
#ifdef CONFIG_NS16550_INTERRUPT_DRIVEN
    if (kbd_type == KBD_NS16550) {
        /*
         * The ns16550 driver is interrupt-driven.
         */
        return;
    }
#endif
#endif
    while (1) {
#ifdef CONFIG_NS16550
#ifndef CONFIG_NS16550_INTERRUPT_DRIVEN
        if (kbd_type == KBD_NS16550)
            ns16550_poll();
#endif
#endif
#ifdef CONFIG_SGCN
        if (kbd_type == KBD_SGCN)
            sgcn_poll();
#endif
#ifdef SUN4V
        if (kbd_type == KBD_SUN4V)
            niagara_poll();
#endif
        thread_usleep(KEYBOARD_POLL_PAUSE);
    }
}
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
    scr_redraw();
    switch (kbd_type) {
#ifdef CONFIG_Z8530
    case KBD_Z8530:
        z8530_grab();
        break;
#endif
#ifdef CONFIG_NS16550
    case KBD_NS16550:
        ns16550_grab();
        break;
#endif
#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_Z8530
    case KBD_Z8530:
        z8530_release();
        break;
#endif
#ifdef CONFIG_NS16550
    case KBD_NS16550:
        ns16550_release();
        break;
#endif
#ifdef CONFIG_SGCN
    case KBD_SGCN:
        sgcn_release();
        break;
#endif
    default:
        break;
    }
}
 
/** @}
 */
 

Rev 3817	Rev 3862
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	#if defined (SUN4U)	43	#if defined (SUN4U)
44	#ifdef CONFIG_Z8530	44	#ifdef CONFIG_Z8530
45	#include <genarch/kbd/z8530.h>	45	#include <genarch/kbd/z8530.h>
46	#endif	46	#endif
47	#ifdef CONFIG_NS16550	47	#ifdef CONFIG_NS16550
48	#include <genarch/kbd/ns16550.h>	48	#include <genarch/kbd/ns16550.h>
49	#endif	49	#endif
50	#elif defined (SUN4V)	50	#elif defined (SUN4V)
51	#include <arch/drivers/niagara.h>	51	#include <arch/drivers/niagara.h>
52	#endif	52	#endif
53		53
54	#include <console/chardev.h>	54	#include <console/chardev.h>
55	#include <console/console.h>	55	#include <console/console.h>
56	#include <arch/asm.h>	56	#include <arch/asm.h>
57	#include <arch/register.h>	57	#include <arch/register.h>
58	#include <proc/thread.h>	58	#include <proc/thread.h>
59	#include <arch/mm/sun4u/tlb.h>	59	#include <arch/mm/tlb.h>
60	#include <genarch/ofw/ofw_tree.h>	60	#include <genarch/ofw/ofw_tree.h>
61	#include <arch.h>	61	#include <arch.h>
62	#include <panic.h>	62	#include <panic.h>
63	#include <func.h>	63	#include <func.h>
64	#include <print.h>	64	#include <print.h>
65		65
66	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */	66	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
67		67
68	#if defined (SUN4U)	68	#if defined (SUN4U)
69		69
70	/**	70	/**
71	* Initialize kernel console to use framebuffer and keyboard directly.	71	* Initialize kernel console to use framebuffer and keyboard directly.
72	* Called on UltraSPARC machines with standard keyboard and framebuffer.	72	* Called on UltraSPARC machines with standard keyboard and framebuffer.
73	*	73	*
74	* @param aliases the "/aliases" OBP node	74	* @param aliases the "/aliases" OBP node
75	*/	75	*/
76	static void standard_console_init(ofw_tree_node_t *aliases)	76	static void standard_console_init(ofw_tree_node_t *aliases)
77	{	77	{
78	stdin = NULL;	78	stdin = NULL;
79		79
80	ofw_tree_property_t *prop;	80	ofw_tree_property_t *prop;
81	ofw_tree_node_t *screen;	81	ofw_tree_node_t *screen;
82	ofw_tree_node_t *keyboard;	82	ofw_tree_node_t *keyboard;
83		83
84	prop = ofw_tree_getprop(aliases, "screen");	84	prop = ofw_tree_getprop(aliases, "screen");
85	if (!prop)	85	if (!prop)
86	panic("Can't find property \"screen\".\n");	86	panic("Can't find property \"screen\".\n");
87	if (!prop->value)	87	if (!prop->value)
88	panic("Can't find screen alias.\n");	88	panic("Can't find screen alias.\n");
89	screen = ofw_tree_lookup(prop->value);	89	screen = ofw_tree_lookup(prop->value);
90	if (!screen)	90	if (!screen)
91	panic("Can't find %s\n", prop->value);	91	panic("Can't find %s\n", prop->value);
92		92
93	scr_init(screen);	93	scr_init(screen);
94		94
95	prop = ofw_tree_getprop(aliases, "keyboard");	95	prop = ofw_tree_getprop(aliases, "keyboard");
96	if (!prop)	96	if (!prop)
97	panic("Can't find property \"keyboard\".\n");	97	panic("Can't find property \"keyboard\".\n");
98	if (!prop->value)	98	if (!prop->value)
99	panic("Can't find keyboard alias.\n");	99	panic("Can't find keyboard alias.\n");
100	keyboard = ofw_tree_lookup(prop->value);	100	keyboard = ofw_tree_lookup(prop->value);
101	if (!keyboard)	101	if (!keyboard)
102	panic("Can't find %s\n", prop->value);	102	panic("Can't find %s\n", prop->value);
103		103
104	kbd_init(keyboard);	104	kbd_init(keyboard);
105	}	105	}
106		106
107	/** Initilize I/O on the Serengeti machine. */	107	/** Initilize I/O on the Serengeti machine. */
108	static void serengeti_init(void)	108	static void serengeti_init(void)
109	{	109	{
110	sgcn_init();	110	sgcn_init();
111	}	111	}
112		112
113	#endif	113	#endif
114		114
115	/**	115	/**
116	* Initialize input/output. Auto-detects the type of machine	116	* Initialize input/output. Auto-detects the type of machine
117	* and calls the appropriate I/O init routine.	117	* and calls the appropriate I/O init routine.
118	*/	118	*/
119	void standalone_sparc64_console_init(void)	119	void standalone_sparc64_console_init(void)
120	{	120	{
121	#if defined (SUN4U)	121	#if defined (SUN4U)
122	ofw_tree_node_t *aliases;	122	ofw_tree_node_t *aliases;
123	ofw_tree_property_t *prop;	123	ofw_tree_property_t *prop;
124		124
125	aliases = ofw_tree_lookup("/aliases");	125	aliases = ofw_tree_lookup("/aliases");
126	if (!aliases)	126	if (!aliases)
127	panic("Can't find /aliases.\n");	127	panic("Can't find /aliases.\n");
128		128
129	/* "def-cn" = "default console" */	129	/* "def-cn" = "default console" */
130	prop = ofw_tree_getprop(aliases, "def-cn");	130	prop = ofw_tree_getprop(aliases, "def-cn");
131		131
132	if ((!prop) \|\| (!prop->value) \|\| (strcmp(prop->value, "/sgcn") != 0)) {	132	if ((!prop) \|\| (!prop->value) \|\| (strcmp(prop->value, "/sgcn") != 0)) {
133	standard_console_init(aliases);	133	standard_console_init(aliases);
134	} else {	134	} else {
135	serengeti_init();	135	serengeti_init();
136	}	136	}
137	#elif defined (SUN4V)	137	#elif defined (SUN4V)
138	niagara_init();	138	niagara_init();
139	#endif	139	#endif
140	}	140	}
141		141
142		142
143	/** Kernel thread for polling keyboard.	143	/** Kernel thread for polling keyboard.
144	*	144	*
145	* @param arg Ignored.	145	* @param arg Ignored.
146	*/	146	*/
147	void kkbdpoll(void *arg)	147	void kkbdpoll(void *arg)
148	{	148	{
149	thread_detach(THREAD);	149	thread_detach(THREAD);
150		150
151	#ifdef CONFIG_Z8530	151	#ifdef CONFIG_Z8530
152	if (kbd_type == KBD_Z8530) {	152	if (kbd_type == KBD_Z8530) {
153	/*	153	/*
154	* The z8530 driver is interrupt-driven.	154	* The z8530 driver is interrupt-driven.
155	*/	155	*/
156	return;	156	return;
157	}	157	}
158	#endif	158	#endif
159		159
160	#ifdef CONFIG_NS16550	160	#ifdef CONFIG_NS16550
161	#ifdef CONFIG_NS16550_INTERRUPT_DRIVEN	161	#ifdef CONFIG_NS16550_INTERRUPT_DRIVEN
162	if (kbd_type == KBD_NS16550) {	162	if (kbd_type == KBD_NS16550) {
163	/*	163	/*
164	* The ns16550 driver is interrupt-driven.	164	* The ns16550 driver is interrupt-driven.
165	*/	165	*/
166	return;	166	return;
167	}	167	}
168	#endif	168	#endif
169	#endif	169	#endif
170	while (1) {	170	while (1) {
171	#ifdef CONFIG_NS16550	171	#ifdef CONFIG_NS16550
172	#ifndef CONFIG_NS16550_INTERRUPT_DRIVEN	172	#ifndef CONFIG_NS16550_INTERRUPT_DRIVEN
173	if (kbd_type == KBD_NS16550)	173	if (kbd_type == KBD_NS16550)
174	ns16550_poll();	174	ns16550_poll();
175	#endif	175	#endif
176	#endif	176	#endif
177	#ifdef CONFIG_SGCN	177	#ifdef CONFIG_SGCN
178	if (kbd_type == KBD_SGCN)	178	if (kbd_type == KBD_SGCN)
179	sgcn_poll();	179	sgcn_poll();
180	#endif	180	#endif
181	#ifdef SUN4V	181	#ifdef SUN4V
182	if (kbd_type == KBD_SUN4V)	182	if (kbd_type == KBD_SUN4V)
183	niagara_poll();	183	niagara_poll();
184	#endif	184	#endif
185	thread_usleep(KEYBOARD_POLL_PAUSE);	185	thread_usleep(KEYBOARD_POLL_PAUSE);
186	}	186	}
187	}	187	}
188		188
189	/** Acquire console back for kernel	189	/** Acquire console back for kernel
190	*	190	*
191	*/	191	*/
192	void arch_grab_console(void)	192	void arch_grab_console(void)
193	{	193	{
194	scr_redraw();	194	scr_redraw();
195	switch (kbd_type) {	195	switch (kbd_type) {
196	#ifdef CONFIG_Z8530	196	#ifdef CONFIG_Z8530
197	case KBD_Z8530:	197	case KBD_Z8530:
198	z8530_grab();	198	z8530_grab();
199	break;	199	break;
200	#endif	200	#endif
201	#ifdef CONFIG_NS16550	201	#ifdef CONFIG_NS16550
202	case KBD_NS16550:	202	case KBD_NS16550:
203	ns16550_grab();	203	ns16550_grab();
204	break;	204	break;
205	#endif	205	#endif
206	#ifdef CONFIG_SGCN	206	#ifdef CONFIG_SGCN
207	case KBD_SGCN:	207	case KBD_SGCN:
208	sgcn_grab();	208	sgcn_grab();
209	break;	209	break;
210	#endif	210	#endif
211	default:	211	default:
212	break;	212	break;
213	}	213	}
214	}	214	}
215		215
216	/** Return console to userspace	216	/** Return console to userspace
217	*	217	*
218	*/	218	*/
219	void arch_release_console(void)	219	void arch_release_console(void)
220	{	220	{
221	switch (kbd_type) {	221	switch (kbd_type) {
222	#ifdef CONFIG_Z8530	222	#ifdef CONFIG_Z8530
223	case KBD_Z8530:	223	case KBD_Z8530:
224	z8530_release();	224	z8530_release();
225	break;	225	break;
226	#endif	226	#endif
227	#ifdef CONFIG_NS16550	227	#ifdef CONFIG_NS16550
228	case KBD_NS16550:	228	case KBD_NS16550:
229	ns16550_release();	229	ns16550_release();
230	break;	230	break;
231	#endif	231	#endif
232	#ifdef CONFIG_SGCN	232	#ifdef CONFIG_SGCN
233	case KBD_SGCN:	233	case KBD_SGCN:
234	sgcn_release();	234	sgcn_release();
235	break;	235	break;
236	#endif	236	#endif
237	default:	237	default:
238	break;	238	break;
239	}	239	}
240	}	240	}
241		241
242	/** @}	242	/** @}
243	*/	243	*/
244		244

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(root)/branches/sparc/kernel/arch/sparc64/src/console.c – Rev 3817 → 3862