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Rev 2787 Rev 3675
Line 36... Line 36...
36 
#include <arch/types.h>
 36 
#include <arch/types.h>
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 37 
 
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#include <arch/drivers/scr.h>
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#include <arch/drivers/scr.h>
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#include <arch/drivers/kbd.h>
 39 
#include <arch/drivers/kbd.h>
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 40 
 
- 
 
 41 
#include <arch/drivers/sgcn.h>
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 42 
 
41 
#ifdef CONFIG_Z8530
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#ifdef CONFIG_Z8530
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#include <genarch/kbd/z8530.h>
 44 
#include <genarch/kbd/z8530.h>
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#endif
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#endif
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#ifdef CONFIG_NS16550
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#ifdef CONFIG_NS16550
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#include <genarch/kbd/ns16550.h>
 47 
#include <genarch/kbd/ns16550.h>
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#include <proc/thread.h>
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#include <proc/thread.h>
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#include <arch/mm/tlb.h>
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#include <arch/mm/tlb.h>
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#include <genarch/ofw/ofw_tree.h>
 56 
#include <genarch/ofw/ofw_tree.h>
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#include <arch.h>
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#include <arch.h>
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#include <panic.h>
 58 
#include <panic.h>
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#include <func.h>
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#include <print.h>
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#include <print.h>
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 61 
 
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#define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
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#define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
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 63 
 
- 
 
 64 
/**
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/** Initialize kernel console to use framebuffer and keyboard directly. */
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 * Initialize kernel console to use framebuffer and keyboard directly.
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 * Called on UltraSPARC machines with standard keyboard and framebuffer.
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 *
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 * @param aliases   the "/aliases" OBP node
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 69 
 */
62 
void standalone_sparc64_console_init(void)
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static void standard_console_init(ofw_tree_node_t *aliases)
63 
{
 71 
{
64 
    stdin = NULL;
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    stdin = NULL;
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66 
    ofw_tree_node_t *aliases;
 - 
 
67 
    ofw_tree_property_t *prop;
 74 
    ofw_tree_property_t *prop;
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    ofw_tree_node_t *screen;
 75 
    ofw_tree_node_t *screen;
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    ofw_tree_node_t *keyboard;
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    ofw_tree_node_t *keyboard;
70 
   
 77 
   
71 
    aliases = ofw_tree_lookup("/aliases");
 - 
 
72 
    if (!aliases)
 - 
 
73 
        panic("Can't find /aliases.\n");
 - 
 
74 
   
 - 
 
75 
    prop = ofw_tree_getprop(aliases, "screen");
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    prop = ofw_tree_getprop(aliases, "screen");
76 
    if (!prop)
 79 
    if (!prop)
77 
        panic("Can't find property \"screen\".\n");
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        panic("Can't find property \"screen\".\n");
78 
    if (!prop->value)
 81 
    if (!prop->value)
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        panic("Can't find screen alias.\n");
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        panic("Can't find screen alias.\n");
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        panic("Can't find %s\n", prop->value);
 96 
        panic("Can't find %s\n", prop->value);
94 
 
 97 
 
95 
    kbd_init(keyboard);
 98 
    kbd_init(keyboard);
96 
}
 99 
}
97 
 
 100 
 
- 
 
 101 
/** Initilize I/O on the Serengeti machine. */
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 102 
static void serengeti_init(void)
- 
 
 103 
{
- 
 
 104 
    sgcn_init();
- 
 
 105 
}
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 106 
 
- 
 
 107 
/**
- 
 
 108 
 * Initialize input/output. Auto-detects the type of machine
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 109 
 * and calls the appropriate I/O init routine.
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 110 
 */
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 111 
void standalone_sparc64_console_init(void)
- 
 
 112 
{
- 
 
 113 
    ofw_tree_node_t *aliases;
- 
 
 114 
    ofw_tree_property_t *prop;
- 
 
 115 
   
- 
 
 116 
    aliases = ofw_tree_lookup("/aliases");
- 
 
 117 
    if (!aliases)
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 118 
        panic("Can't find /aliases.\n");
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 119 
   
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 120 
    /* "def-cn" = "default console" */
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 121 
    prop = ofw_tree_getprop(aliases, "def-cn");
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 122 
   
- 
 
 123 
    if ((!prop) || (!prop->value) || (strcmp(prop->value, "/sgcn") != 0)) {
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 124 
        standard_console_init(aliases);
- 
 
 125 
    } else {
- 
 
 126 
        serengeti_init();
- 
 
 127 
    }
- 
 
 128 
}
- 
 
 129 
 
- 
 
 130 
 
98 
/** Kernel thread for polling keyboard.
 131 
/** Kernel thread for polling keyboard.
99 
 *
 132 
 *
100 
 * @param arg Ignored.
 133 
 * @param arg Ignored.
101 
 */
 134 
 */
102 
void kkbdpoll(void *arg)
 135 
void kkbdpoll(void *arg)
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110 
         */
 143 
         */
111 
        return;
 144 
        return;
112 
    }
 145 
    }
113 
#endif
 146 
#endif
114 
 
 147 
 
- 
 
 148 
#ifdef CONFIG_NS16550
- 
 
 149 
#ifdef CONFIG_NS16550_INTERRUPT_DRIVEN
- 
 
 150 
    if (kbd_type == KBD_NS16550) {
- 
 
 151 
        /*
- 
 
 152 
         * The ns16550 driver is interrupt-driven.
- 
 
 153 
         */
- 
 
 154 
        return;
- 
 
 155 
    }
- 
 
 156 
#endif
- 
 
 157 
#endif
115 
    while (1) {
 158 
    while (1) {
116 
#ifdef CONFIG_NS16550
 159 
#ifdef CONFIG_NS16550
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 160 
#ifndef CONFIG_NS16550_INTERRUPT_DRIVEN
117 
        if (kbd_type == KBD_NS16550)
 161 
        if (kbd_type == KBD_NS16550)
118 
            ns16550_poll();
 162 
            ns16550_poll();
119 
#endif
 163 
#endif
- 
 
 164 
#endif
- 
 
 165 
#ifdef CONFIG_SGCN
- 
 
 166 
        if (kbd_type == KBD_SGCN)
- 
 
 167 
            sgcn_poll();
- 
 
 168 
#endif
120 
        thread_usleep(KEYBOARD_POLL_PAUSE);
 169 
        thread_usleep(KEYBOARD_POLL_PAUSE);
121 
    }
 170 
    }
122 
}
 171 
}
123 
 
 172 
 
124 
/** Acquire console back for kernel
 173 
/** Acquire console back for kernel
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135 
#ifdef CONFIG_NS16550
 184 
#ifdef CONFIG_NS16550
136 
    case KBD_NS16550:
 185 
    case KBD_NS16550:
137 
        ns16550_grab();
 186 
        ns16550_grab();
138 
        break;
 187 
        break;
139 
#endif
 188 
#endif
- 
 
 189 
#ifdef CONFIG_SGCN
- 
 
 190 
    case KBD_SGCN:
- 
 
 191 
        sgcn_grab();
- 
 
 192 
        break;
- 
 
 193 
#endif
140 
    default:
 194 
    default:
141 
        break;
 195 
        break;
142 
    }
 196 
    }
143 
}
 197 
}
144 
 
 198 
 
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156 
#ifdef CONFIG_NS16550
 210 
#ifdef CONFIG_NS16550
157 
    case KBD_NS16550:
 211 
    case KBD_NS16550:
158 
        ns16550_release();
 212 
        ns16550_release();
159 
        break;
 213 
        break;
160 
#endif
 214 
#endif
- 
 
 215 
#ifdef CONFIG_SGCN
- 
 
 216 
    case KBD_SGCN:
- 
 
 217 
        sgcn_release();
- 
 
 218 
        break;
- 
 
 219 
#endif
161 
    default:
 220 
    default:
162 
        break;
 221 
        break;
163 
    }
 222 
    }
164 
}
 223 
}
165 
 
 224