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>
 
#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 <func.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
    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("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();
    }
}
 
 
/** 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
        thread_usleep(KEYBOARD_POLL_PAUSE);
    }
}
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
#ifdef CONFIG_FB
    scr_redraw();
#endif
    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 3790	Rev 3865
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	#ifdef CONFIG_Z8530	43	#ifdef CONFIG_Z8530
44	#include <genarch/kbd/z8530.h>	44	#include <genarch/kbd/z8530.h>
45	#endif	45	#endif
46	#ifdef CONFIG_NS16550	46	#ifdef CONFIG_NS16550
47	#include <genarch/kbd/ns16550.h>	47	#include <genarch/kbd/ns16550.h>
48	#endif	48	#endif
49		49
50	#include <console/chardev.h>	50	#include <console/chardev.h>
51	#include <console/console.h>	51	#include <console/console.h>
52	#include <arch/asm.h>	52	#include <arch/asm.h>
53	#include <arch/register.h>	53	#include <arch/register.h>
54	#include <proc/thread.h>	54	#include <proc/thread.h>
55	#include <arch/mm/tlb.h>	55	#include <arch/mm/tlb.h>
56	#include <genarch/ofw/ofw_tree.h>	56	#include <genarch/ofw/ofw_tree.h>
57	#include <arch.h>	57	#include <arch.h>
58	#include <panic.h>	58	#include <panic.h>
59	#include <func.h>	59	#include <func.h>
60	#include <print.h>	60	#include <print.h>
61		61
62	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */	62	#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
63		63
64	/**	64	/**
65	* Initialize kernel console to use framebuffer and keyboard directly.	65	* Initialize kernel console to use framebuffer and keyboard directly.
66	* Called on UltraSPARC machines with standard keyboard and framebuffer.	66	* Called on UltraSPARC machines with standard keyboard and framebuffer.
67	*	67	*
68	* @param aliases the "/aliases" OBP node	68	* @param aliases the "/aliases" OBP node
69	*/	69	*/
70	static void standard_console_init(ofw_tree_node_t *aliases)	70	static void standard_console_init(ofw_tree_node_t *aliases)
71	{	71	{
-		72	#ifdef CONFIG_FB
72	stdin = NULL;	73	stdin = NULL;
73		74
74	ofw_tree_property_t *prop;	75	ofw_tree_property_t *prop;
75	ofw_tree_node_t *screen;	76	ofw_tree_node_t *screen;
76	ofw_tree_node_t *keyboard;	77	ofw_tree_node_t *keyboard;
77		78
78	prop = ofw_tree_getprop(aliases, "screen");	79	prop = ofw_tree_getprop(aliases, "screen");
79	if (!prop)	80	if (!prop)
80	panic("Cannot find property 'screen'.");	81	panic("Cannot find property 'screen'.");
81	if (!prop->value)	82	if (!prop->value)
82	panic("Cannot find screen alias.");	83	panic("Cannot find screen alias.");
83	screen = ofw_tree_lookup(prop->value);	84	screen = ofw_tree_lookup(prop->value);
84	if (!screen)	85	if (!screen)
85	panic("Cannot find %s.", prop->value);	86	panic("Cannot find %s.", prop->value);
86		87
87	scr_init(screen);	88	scr_init(screen);
88		89
89	prop = ofw_tree_getprop(aliases, "keyboard");	90	prop = ofw_tree_getprop(aliases, "keyboard");
90	if (!prop)	91	if (!prop)
91	panic("Cannot find property 'keyboard'.");	92	panic("Cannot find property 'keyboard'.");
92	if (!prop->value)	93	if (!prop->value)
93	panic("Cannot find keyboard alias.");	94	panic("Cannot find keyboard alias.");
94	keyboard = ofw_tree_lookup(prop->value);	95	keyboard = ofw_tree_lookup(prop->value);
95	if (!keyboard)	96	if (!keyboard)
96	panic("Cannot find %s.", prop->value);	97	panic("Cannot find %s.", prop->value);
97		98
98	kbd_init(keyboard);	99	kbd_init(keyboard);
-		100	#else
-		101	panic("Standard console requires FB, "
-		102	"but the kernel is not compiled with FB support.");
-		103	#endif
99	}	104	}
100		105
101	/** Initilize I/O on the Serengeti machine. */	106	/** Initilize I/O on the Serengeti machine. */
102	static void serengeti_init(void)	107	static void serengeti_init(void)
103	{	108	{
104	sgcn_init();	109	sgcn_init();
105	}	110	}
106		111
107	/**	112	/**
108	* Initialize input/output. Auto-detects the type of machine	113	* Initialize input/output. Auto-detects the type of machine
109	* and calls the appropriate I/O init routine.	114	* and calls the appropriate I/O init routine.
110	*/	115	*/
111	void standalone_sparc64_console_init(void)	116	void standalone_sparc64_console_init(void)
112	{	117	{
113	ofw_tree_node_t *aliases;	118	ofw_tree_node_t *aliases;
114	ofw_tree_property_t *prop;	119	ofw_tree_property_t *prop;
115		120
116	aliases = ofw_tree_lookup("/aliases");	121	aliases = ofw_tree_lookup("/aliases");
117	if (!aliases)	122	if (!aliases)
118	panic("Cannot find '/aliases'.");	123	panic("Cannot find '/aliases'.");
119		124
120	/* "def-cn" = "default console" */	125	/* "def-cn" = "default console" */
121	prop = ofw_tree_getprop(aliases, "def-cn");	126	prop = ofw_tree_getprop(aliases, "def-cn");
122		127
123	if ((!prop) \|\| (!prop->value) \|\| (strcmp(prop->value, "/sgcn") != 0)) {	128	if ((!prop) \|\| (!prop->value) \|\| (strcmp(prop->value, "/sgcn") != 0)) {
124	standard_console_init(aliases);	129	standard_console_init(aliases);
125	} else {	130	} else {
126	serengeti_init();	131	serengeti_init();
127	}	132	}
128	}	133	}
129		134
130		135
131	/** Kernel thread for polling keyboard.	136	/** Kernel thread for polling keyboard.
132	*	137	*
133	* @param arg Ignored.	138	* @param arg Ignored.
134	*/	139	*/
135	void kkbdpoll(void *arg)	140	void kkbdpoll(void *arg)
136	{	141	{
137	thread_detach(THREAD);	142	thread_detach(THREAD);
138		143
139	#ifdef CONFIG_Z8530	144	#ifdef CONFIG_Z8530
140	if (kbd_type == KBD_Z8530) {	145	if (kbd_type == KBD_Z8530) {
141	/*	146	/*
142	* The z8530 driver is interrupt-driven.	147	* The z8530 driver is interrupt-driven.
143	*/	148	*/
144	return;	149	return;
145	}	150	}
146	#endif	151	#endif
147		152
148	#ifdef CONFIG_NS16550	153	#ifdef CONFIG_NS16550
149	#ifdef CONFIG_NS16550_INTERRUPT_DRIVEN	154	#ifdef CONFIG_NS16550_INTERRUPT_DRIVEN
150	if (kbd_type == KBD_NS16550) {	155	if (kbd_type == KBD_NS16550) {
151	/*	156	/*
152	* The ns16550 driver is interrupt-driven.	157	* The ns16550 driver is interrupt-driven.
153	*/	158	*/
154	return;	159	return;
155	}	160	}
156	#endif	161	#endif
157	#endif	162	#endif
158	while (1) {	163	while (1) {
159	#ifdef CONFIG_NS16550	164	#ifdef CONFIG_NS16550
160	#ifndef CONFIG_NS16550_INTERRUPT_DRIVEN	165	#ifndef CONFIG_NS16550_INTERRUPT_DRIVEN
161	if (kbd_type == KBD_NS16550)	166	if (kbd_type == KBD_NS16550)
162	ns16550_poll();	167	ns16550_poll();
163	#endif	168	#endif
164	#endif	169	#endif
165	#ifdef CONFIG_SGCN	170	#ifdef CONFIG_SGCN
166	if (kbd_type == KBD_SGCN)	171	if (kbd_type == KBD_SGCN)
167	sgcn_poll();	172	sgcn_poll();
168	#endif	173	#endif
169	thread_usleep(KEYBOARD_POLL_PAUSE);	174	thread_usleep(KEYBOARD_POLL_PAUSE);
170	}	175	}
171	}	176	}
172		177
173	/** Acquire console back for kernel	178	/** Acquire console back for kernel
174	*	179	*
175	*/	180	*/
176	void arch_grab_console(void)	181	void arch_grab_console(void)
177	{	182	{
-		183	#ifdef CONFIG_FB
178	scr_redraw();	184	scr_redraw();
-		185	#endif
179	switch (kbd_type) {	186	switch (kbd_type) {
180	#ifdef CONFIG_Z8530	187	#ifdef CONFIG_Z8530
181	case KBD_Z8530:	188	case KBD_Z8530:
182	z8530_grab();	189	z8530_grab();
183	break;	190	break;
184	#endif	191	#endif
185	#ifdef CONFIG_NS16550	192	#ifdef CONFIG_NS16550
186	case KBD_NS16550:	193	case KBD_NS16550:
187	ns16550_grab();	194	ns16550_grab();
188	break;	195	break;
189	#endif	196	#endif
190	#ifdef CONFIG_SGCN	197	#ifdef CONFIG_SGCN
191	case KBD_SGCN:	198	case KBD_SGCN:
192	sgcn_grab();	199	sgcn_grab();
193	break;	200	break;
194	#endif	201	#endif
195	default:	202	default:
196	break;	203	break;
197	}	204	}
198	}	205	}
199		206
200	/** Return console to userspace	207	/** Return console to userspace
201	*	208	*
202	*/	209	*/
203	void arch_release_console(void)	210	void arch_release_console(void)
204	{	211	{
205	switch (kbd_type) {	212	switch (kbd_type) {
206	#ifdef CONFIG_Z8530	213	#ifdef CONFIG_Z8530
207	case KBD_Z8530:	214	case KBD_Z8530:
208	z8530_release();	215	z8530_release();
209	break;	216	break;
210	#endif	217	#endif
211	#ifdef CONFIG_NS16550	218	#ifdef CONFIG_NS16550
212	case KBD_NS16550:	219	case KBD_NS16550:
213	ns16550_release();	220	ns16550_release();
214	break;	221	break;
215	#endif	222	#endif
216	#ifdef CONFIG_SGCN	223	#ifdef CONFIG_SGCN
217	case KBD_SGCN:	224	case KBD_SGCN:
218	sgcn_release();	225	sgcn_release();
219	break;	226	break;
220	#endif	227	#endif
221	default:	228	default:
222	break;	229	break;
223	}	230	}
224	}	231	}
225		232
226	/** @}	233	/** @}
227	*/	234	*/
228		235

Subversion Repositories HelenOS

(root)/trunk/kernel/arch/sparc64/src/console.c – Rev 3790 → 3865