Subversion Repositories HelenOS

Rev

Rev 4072 | Rev 4119 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
426 jermar 1 
/*
2071 jermar 2 
 * Copyright (c) 2005 Jakub Jermar
426 jermar 3 
 * All rights reserved.
4 
 *
5 
 * Redistribution and use in source and binary forms, with or without
6 
 * modification, are permitted provided that the following conditions
7 
 * are met:
8 
 *
9 
 * - Redistributions of source code must retain the above copyright
10 
 *   notice, this list of conditions and the following disclaimer.
11 
 * - Redistributions in binary form must reproduce the above copyright
12 
 *   notice, this list of conditions and the following disclaimer in the
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
15 
 *   derived from this software without specific prior written permission.
16 
 *
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
19 
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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
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
26 
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 
 */
28 
 
1769 jermar 29 
/** @addtogroup sparc64
1702 cejka 30 
 * @{
31 
 */
32 
/** @file
33 
 */
34 
 
586 jermar 35 
#include <arch/console.h>
669 jermar 36 
#include <arch/types.h>
1842 jermar 37 
 
1897 jermar 38 
#include <arch/drivers/scr.h>
1842 jermar 39 
#include <arch/drivers/kbd.h>
3672 jermar 40 
#include <arch/drivers/sgcn.h>
4071 jermar 41 
#include <genarch/srln/srln.h>
893 jermar 42 
#include <console/chardev.h>
43 
#include <console/console.h>
44 
#include <arch/asm.h>
45 
#include <arch/register.h>
46 
#include <proc/thread.h>
897 jermar 47 
#include <arch/mm/tlb.h>
1896 jermar 48 
#include <genarch/ofw/ofw_tree.h>
1880 jermar 49 
#include <arch.h>
1896 jermar 50 
#include <panic.h>
4011 svoboda 51 
#include <string.h>
1896 jermar 52 
#include <print.h>
426 jermar 53 
 
895 jermar 54 
#define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
55 
 
3672 jermar 56 
/**
57 
 * Initialize kernel console to use framebuffer and keyboard directly.
58 
 * Called on UltraSPARC machines with standard keyboard and framebuffer.
59 
 *
60 
 * @param aliases   the "/aliases" OBP node
61 
 */
62 
static void standard_console_init(ofw_tree_node_t *aliases)
893 jermar 63 
{
3865 rimsky 64 
#ifdef CONFIG_FB
1896 jermar 65 
    ofw_tree_property_t *prop;
66 
    ofw_tree_node_t *screen;
67 
    ofw_tree_node_t *keyboard;
68 
 
69 
    prop = ofw_tree_getprop(aliases, "screen");
70 
    if (!prop)
3790 svoboda 71 
        panic("Cannot find property 'screen'.");
1896 jermar 72 
    if (!prop->value)
3790 svoboda 73 
        panic("Cannot find screen alias.");
1896 jermar 74 
    screen = ofw_tree_lookup(prop->value);
75 
    if (!screen)
3790 svoboda 76 
        panic("Cannot find %s.", prop->value);
1896 jermar 77 
 
1897 jermar 78 
    scr_init(screen);
79 
 
1896 jermar 80 
    prop = ofw_tree_getprop(aliases, "keyboard");
81 
    if (!prop)
3790 svoboda 82 
        panic("Cannot find property 'keyboard'.");
1896 jermar 83 
    if (!prop->value)
3790 svoboda 84 
        panic("Cannot find keyboard alias.");
1896 jermar 85 
    keyboard = ofw_tree_lookup(prop->value);
86 
    if (!keyboard)
3790 svoboda 87 
        panic("Cannot find %s.", prop->value);
897 jermar 88 
 
1896 jermar 89 
    kbd_init(keyboard);
3865 rimsky 90 
#else
91 
    panic("Standard console requires FB, "
92 
          "but the kernel is not compiled with FB support.");
93 
#endif
586 jermar 94 
}
893 jermar 95 
 
3672 jermar 96 
/** Initilize I/O on the Serengeti machine. */
97 
static void serengeti_init(void)
98 
{
4111 jermar 99 
#ifdef CONFIG_SGCN_KBD
100 
    indev_t *kbrdin;
101 
    kbrdin = sgcnin_init();
102 
    if (kbrdin)
103 
        srlnin_init(kbrdin);
4072 jermar 104 
#endif
4111 jermar 105 
#ifdef CONFIG_SGCN_PRN
106 
    sgcnout_init();
107 
#endif
3672 jermar 108 
}
109 
 
110 
/**
111 
 * Initialize input/output. Auto-detects the type of machine
112 
 * and calls the appropriate I/O init routine.
113 
 */
114 
void standalone_sparc64_console_init(void)
115 
{
116 
    ofw_tree_node_t *aliases;
117 
    ofw_tree_property_t *prop;
118 
 
119 
    aliases = ofw_tree_lookup("/aliases");
120 
    if (!aliases)
3790 svoboda 121 
        panic("Cannot find '/aliases'.");
3672 jermar 122 
 
123 
    /* "def-cn" = "default console" */
124 
    prop = ofw_tree_getprop(aliases, "def-cn");
125 
 
126 
    if ((!prop) || (!prop->value) || (strcmp(prop->value, "/sgcn") != 0)) {
127 
        standard_console_init(aliases);
128 
    } else {
129 
        serengeti_init();
130 
    }
131 
}
132 
 
133 
 
1875 jermar 134 
/** Acquire console back for kernel
135 
 *
136 
 */
137 
void arch_grab_console(void)
138 
{
3865 rimsky 139 
#ifdef CONFIG_FB
3740 jermar 140 
    scr_redraw();
3865 rimsky 141 
#endif
1931 jermar 142 
    switch (kbd_type) {
3672 jermar 143 
#ifdef CONFIG_SGCN
144 
    case KBD_SGCN:
145 
        sgcn_grab();
146 
        break;
147 
#endif
1931 jermar 148 
    default:
149 
        break;
150 
    }
1875 jermar 151 
}
152 
 
153 
/** Return console to userspace
154 
 *
155 
 */
156 
void arch_release_console(void)
157 
{
1931 jermar 158 
    switch (kbd_type) {
3672 jermar 159 
#ifdef CONFIG_SGCN
160 
    case KBD_SGCN:
161 
        sgcn_release();
162 
        break;
163 
#endif
1931 jermar 164 
    default:
165 
        break;
166 
    }
1875 jermar 167 
}
1888 jermar 168 
 
1769 jermar 169 
/** @}
1702 cejka 170 
 */