| 1 | /*
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| 2 | * Copyright (c) 2005 Jakub Jermar
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup kernel_sparc64
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #include <arch/console.h>
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| 36 |
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| 37 | #include <arch/drivers/scr.h>
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| 38 | #include <arch/drivers/kbd.h>
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| 39 | #include <arch/drivers/tty.h>
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| 40 | #include <genarch/srln/srln.h>
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| 41 | #include <console/chardev.h>
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| 42 | #include <console/console.h>
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| 43 | #include <arch/asm.h>
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| 44 | #include <arch/register.h>
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| 45 | #include <proc/thread.h>
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| 46 | #include <arch/mm/tlb.h>
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| 47 | #include <genarch/ofw/ofw_tree.h>
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| 48 | #include <arch.h>
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| 49 | #include <panic.h>
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| 50 | #include <str.h>
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| 51 |
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| 52 | #define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
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| 53 |
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| 54 | /**
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| 55 | * Initialize kernel console to use framebuffer and keyboard directly.
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| 56 | * Called on UltraSPARC machines with standard keyboard and framebuffer.
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| 57 | *
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| 58 | * @param aliases the "/aliases" OBP node
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| 59 | */
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| 60 | static void standard_console_init(ofw_tree_node_t *aliases)
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| 61 | {
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| 62 | #ifdef CONFIG_FB
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| 63 | ofw_tree_property_t *prop_scr = ofw_tree_getprop(aliases, "screen");
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| 64 | if (!prop_scr)
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| 65 | panic("Cannot find property 'screen'.");
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| 66 | if (!prop_scr->value)
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| 67 | panic("Cannot find screen alias.");
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| 68 | ofw_tree_node_t *screen = ofw_tree_lookup(prop_scr->value);
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| 69 | if (!screen)
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| 70 | panic("Cannot find %s.", (char *) prop_scr->value);
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| 71 |
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| 72 | scr_init(screen);
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| 73 | #endif
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| 74 |
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| 75 | #ifdef CONFIG_SUN_KBD
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| 76 | ofw_tree_property_t *prop_kbd = ofw_tree_getprop(aliases, "keyboard");
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| 77 | if (!prop_kbd)
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| 78 | panic("Cannot find property 'keyboard'.");
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| 79 | if (!prop_kbd->value)
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| 80 | panic("Cannot find keyboard alias.");
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| 81 | ofw_tree_node_t *keyboard = ofw_tree_lookup(prop_kbd->value);
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| 82 | if (!keyboard)
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| 83 | panic("Cannot find %s.", (char *) prop_kbd->value);
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| 84 |
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| 85 | kbd_init(keyboard);
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| 86 | #endif
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| 87 |
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| 88 | #ifdef CONFIG_SUN_TTY
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| 89 | ofw_tree_property_t *prop_tty = ofw_tree_getprop(aliases, "ttya");
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| 90 | if (prop_tty && prop_tty->value) {
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| 91 | ofw_tree_node_t *tty = ofw_tree_lookup(prop_tty->value);
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| 92 | if (tty)
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| 93 | tty_init(tty);
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| 94 | }
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| 95 | #endif
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| 96 | }
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| 97 |
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| 98 | /**
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| 99 | * Initialize input/output. Auto-detects the type of machine
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| 100 | * and calls the appropriate I/O init routine.
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| 101 | */
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| 102 | void standalone_sparc64_console_init(void)
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| 103 | {
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| 104 | ofw_tree_node_t *aliases;
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| 105 | ofw_tree_property_t *prop;
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| 106 |
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| 107 | aliases = ofw_tree_lookup("/aliases");
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| 108 | if (!aliases)
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| 109 | panic("Cannot find '/aliases'.");
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| 110 |
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| 111 | /* "def-cn" = "default console" */
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| 112 | prop = ofw_tree_getprop(aliases, "def-cn");
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| 113 |
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| 114 | if ((!prop) || (!prop->value))
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| 115 | standard_console_init(aliases);
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| 116 | }
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| 117 |
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| 118 | /** @}
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| 119 | */
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