Subversion Repositories HelenOS

Rev

Rev 2071 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1160 decky 1
/*
2071 jermar 2
 * Copyright (c) 2006 Martin Decky
1160 decky 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
 
1837 jermar 29
/** @addtogroup ppc64
1702 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
1160 decky 35
#include <arch.h>
36
#include <arch/boot/boot.h>
37
#include <arch/mm/memory_init.h>
38
#include <arch/interrupt.h>
1398 decky 39
#include <genarch/fb/fb.h>
1993 decky 40
#include <genarch/fb/visuals.h>
1398 decky 41
#include <userspace.h>
42
#include <proc/uarg.h>
1474 palkovsky 43
#include <console/console.h>
1160 decky 44
 
45
bootinfo_t bootinfo;
46
 
1398 decky 47
void arch_pre_main(void)
48
{
49
    /* Setup usermode */
50
    init.cnt = bootinfo.taskmap.count;
51
 
1780 jermar 52
    uint32_t i;
1398 decky 53
 
54
    for (i = 0; i < bootinfo.taskmap.count; i++) {
55
        init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
56
        init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
57
    }
58
}
59
 
1160 decky 60
void arch_pre_mm_init(void)
61
{
62
    /* Initialize dispatch table */
63
    interrupt_init();
64
 
65
    /* Start decrementer */
66
    start_decrementer();
67
}
68
 
69
void arch_post_mm_init(void)
70
{
1304 palkovsky 71
    if (config.cpu_active == 1) {
1993 decky 72
        /* Initialize framebuffer */
73
        unsigned int visual;
74
 
75
        switch (bootinfo.screen.bpp) {
76
        case 8:
77
            visual = VISUAL_INDIRECT_8;
78
            break;
79
        case 16:
80
            visual = VISUAL_RGB_5_5_5;
81
            break;
82
        case 24:
83
            visual = VISUAL_RGB_8_8_8;
84
            break;
85
        case 32:
86
            visual = VISUAL_RGB_0_8_8_8;
87
            break;
88
        default:
89
            panic("Unsupported bits per pixel");
90
        }
91
        fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height, bootinfo.screen.scanline, visual);
92
 
1398 decky 93
 
1304 palkovsky 94
        /* Merge all zones to 1 big zone */
95
        zone_merge_all();
96
    }
1160 decky 97
}
98
 
1901 jermar 99
void arch_post_cpu_init(void)
100
{
101
}
102
 
1160 decky 103
void arch_pre_smp_init(void)
104
{
105
    memory_print_map();
106
}
107
 
108
void arch_post_smp_init(void)
109
{
110
}
111
 
112
void calibrate_delay_loop(void)
113
{
114
}
115
 
1398 decky 116
void userspace(uspace_arg_t *kernel_uarg)
117
{
1780 jermar 118
    userspace_asm((uintptr_t) kernel_uarg->uspace_uarg, (uintptr_t) kernel_uarg->uspace_stack + THREAD_STACK_SIZE - SP_DELTA, (uintptr_t) kernel_uarg->uspace_entry);
1398 decky 119
 
120
    /* Unreachable */
121
    for (;;)
122
        ;
123
}
1474 palkovsky 124
 
125
/** Acquire console back for kernel
126
 *
127
 */
128
void arch_grab_console(void)
129
{
130
}
131
/** Return console to userspace
132
 *
133
 */
134
void arch_release_console(void)
135
{
136
}
1702 cejka 137
 
1837 jermar 138
/** @}
1702 cejka 139
 */