Subversion Repositories HelenOS-historic

Rev

Rev 206 | Rev 251 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
206 palkovsky 1
/*
2
 * Copyright (C) 2005 Ondrej Palkovsky
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
 
29
#include <arch.h>
30
 
31
#include <arch/types.h>
32
 
33
#include <config.h>
34
 
35
#include <arch/ega.h>
36
#include <arch/i8042.h>
37
#include <arch/i8254.h>
38
#include <arch/i8259.h>
39
 
40
#include <arch/bios/bios.h>
242 palkovsky 41
#include <arch/mm/memory_init.h>
206 palkovsky 42
 
43
void arch_pre_mm_init(void)
44
{
45
    pm_init();
46
 
47
    if (config.cpu_active == 1) {
48
        bios_init();
49
        i8042_init();   /* a20 bit */
50
        i8259_init();   /* PIC */
51
        i8254_init();   /* hard clock */
52
 
53
        trap_register(VECTOR_SYSCALL, syscall);
54
 
55
        #ifdef __SMP__
56
        trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi);
57
        trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi);
58
        #endif /* __SMP__ */
59
    }
60
}
61
 
62
void arch_post_mm_init(void)
63
{
64
    if (config.cpu_active == 1) {
65
        ega_init(); /* video */
66
    }
67
}
242 palkovsky 68
 
69
void arch_late_init(void)
70
{
71
    if (config.cpu_active == 1) {
72
        memory_print_map();
73
 
74
        #ifdef __SMP__
75
        acpi_init();
76
        #endif /* __SMP__ */
77
    }
78
}
79
 
80
void calibrate_delay_loop(void)
81
{
82
    return;
83
    i8254_calibrate_delay_loop();
84
    i8254_normal_operation();
85
}