Subversion Repositories HelenOS

Rev

Rev 2071 | Rev 2439 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 2071 Rev 2089
1
/*
1
/*
2
 * Copyright (c) 2001-2004 Jakub Jermar
2
 * Copyright (c) 2001-2004 Jakub Jermar
3
 * All rights reserved.
3
 * All rights reserved.
4
 *
4
 *
5
 * Redistribution and use in source and binary forms, with or without
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
6
 * modification, are permitted provided that the following conditions
7
 * are met:
7
 * are met:
8
 *
8
 *
9
 * - Redistributions of source code must retain the above copyright
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
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
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.
15
 *   derived from this software without specific prior written permission.
16
 *
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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
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.
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
27
 */
28
 
28
 
29
/** @addtogroup ia32
29
/** @addtogroup ia32
30
 * @{
30
 * @{
31
 */
31
 */
32
/** @file
32
/** @file
33
 */
33
 */
34
 
34
 
35
#include <arch.h>
35
#include <arch.h>
36
 
36
 
37
#include <arch/types.h>
37
#include <arch/types.h>
38
#include <typedefs.h>
-
 
39
 
38
 
40
#include <arch/pm.h>
39
#include <arch/pm.h>
41
 
40
 
42
#include <arch/drivers/ega.h>
41
#include <arch/drivers/ega.h>
43
#include <arch/drivers/vesa.h>
42
#include <arch/drivers/vesa.h>
44
#include <genarch/kbd/i8042.h>
43
#include <genarch/kbd/i8042.h>
45
#include <arch/drivers/i8254.h>
44
#include <arch/drivers/i8254.h>
46
#include <arch/drivers/i8259.h>
45
#include <arch/drivers/i8259.h>
47
 
46
 
48
#include <arch/context.h>
47
#include <arch/context.h>
49
 
48
 
50
#include <config.h>
49
#include <config.h>
51
 
50
 
52
#include <arch/interrupt.h>
51
#include <arch/interrupt.h>
53
#include <arch/asm.h>
52
#include <arch/asm.h>
54
#include <genarch/acpi/acpi.h>
53
#include <genarch/acpi/acpi.h>
55
 
54
 
56
#include <arch/bios/bios.h>
55
#include <arch/bios/bios.h>
57
 
56
 
58
#include <arch/mm/memory_init.h>
57
#include <arch/mm/memory_init.h>
59
#include <interrupt.h>
58
#include <interrupt.h>
60
#include <ddi/irq.h>
59
#include <ddi/irq.h>
61
#include <arch/debugger.h>
60
#include <arch/debugger.h>
62
#include <proc/thread.h>
61
#include <proc/thread.h>
63
#include <syscall/syscall.h>
62
#include <syscall/syscall.h>
64
#include <console/console.h>
63
#include <console/console.h>
65
#include <ddi/device.h>
64
#include <ddi/device.h>
66
 
65
 
67
#ifdef CONFIG_SMP
66
#ifdef CONFIG_SMP
68
#include <arch/smp/apic.h>
67
#include <arch/smp/apic.h>
69
#endif
68
#endif
70
 
69
 
71
void arch_pre_mm_init(void)
70
void arch_pre_mm_init(void)
72
{
71
{
73
    pm_init();
72
    pm_init();
74
 
73
 
75
    if (config.cpu_active == 1) {
74
    if (config.cpu_active == 1) {
76
        interrupt_init();
75
        interrupt_init();
77
        bios_init();
76
        bios_init();
78
       
77
       
79
        /* PIC */
78
        /* PIC */
80
        i8259_init();
79
        i8259_init();
81
    }
80
    }
82
}
81
}
83
 
82
 
84
void arch_post_mm_init(void)
83
void arch_post_mm_init(void)
85
{
84
{
86
    if (config.cpu_active == 1) {
85
    if (config.cpu_active == 1) {
87
        /* Initialize IRQ routing */
86
        /* Initialize IRQ routing */
88
        irq_init(IRQ_COUNT, IRQ_COUNT);
87
        irq_init(IRQ_COUNT, IRQ_COUNT);
89
       
88
       
90
        /* hard clock */
89
        /* hard clock */
91
        i8254_init();
90
        i8254_init();
92
 
91
 
93
#ifdef CONFIG_FB
92
#ifdef CONFIG_FB
94
        if (vesa_present())
93
        if (vesa_present())
95
            vesa_init();
94
            vesa_init();
96
        else
95
        else
97
#endif
96
#endif
98
            ega_init(); /* video */
97
            ega_init(); /* video */
99
       
98
       
100
        /* Enable debugger */
99
        /* Enable debugger */
101
        debugger_init();
100
        debugger_init();
102
        /* Merge all memory zones to 1 big zone */
101
        /* Merge all memory zones to 1 big zone */
103
        zone_merge_all();
102
        zone_merge_all();
104
    }
103
    }
105
}
104
}
106
 
105
 
107
void arch_post_cpu_init()
106
void arch_post_cpu_init()
108
{
107
{
109
#ifdef CONFIG_SMP
108
#ifdef CONFIG_SMP
110
        if (config.cpu_active > 1) {
109
        if (config.cpu_active > 1) {
111
        l_apic_init();
110
        l_apic_init();
112
        l_apic_debug();
111
        l_apic_debug();
113
    }
112
    }
114
#endif
113
#endif
115
}
114
}
116
 
115
 
117
void arch_pre_smp_init(void)
116
void arch_pre_smp_init(void)
118
{
117
{
119
    if (config.cpu_active == 1) {
118
    if (config.cpu_active == 1) {
120
        memory_print_map();
119
        memory_print_map();
121
       
120
       
122
        #ifdef CONFIG_SMP
121
        #ifdef CONFIG_SMP
123
        acpi_init();
122
        acpi_init();
124
        #endif /* CONFIG_SMP */
123
        #endif /* CONFIG_SMP */
125
    }
124
    }
126
}
125
}
127
 
126
 
128
void arch_post_smp_init(void)
127
void arch_post_smp_init(void)
129
{
128
{
130
    /* keyboard controller */
129
    /* keyboard controller */
131
    i8042_init(device_assign_devno(), IRQ_KBD, device_assign_devno(), IRQ_MOUSE);
130
    i8042_init(device_assign_devno(), IRQ_KBD, device_assign_devno(), IRQ_MOUSE);
132
}
131
}
133
 
132
 
134
void calibrate_delay_loop(void)
133
void calibrate_delay_loop(void)
135
{
134
{
136
    i8254_calibrate_delay_loop();
135
    i8254_calibrate_delay_loop();
137
    if (config.cpu_active == 1) {
136
    if (config.cpu_active == 1) {
138
        /*
137
        /*
139
         * This has to be done only on UP.
138
         * This has to be done only on UP.
140
         * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked.
139
         * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked.
141
         */
140
         */
142
        i8254_normal_operation();
141
        i8254_normal_operation();
143
    }
142
    }
144
}
143
}
145
 
144
 
146
/** Set thread-local-storage pointer
145
/** Set thread-local-storage pointer
147
 *
146
 *
148
 * TLS pointer is set in GS register. That means, the GS contains
147
 * TLS pointer is set in GS register. That means, the GS contains
149
 * selector, and the descriptor->base is the correct address.
148
 * selector, and the descriptor->base is the correct address.
150
 */
149
 */
151
unative_t sys_tls_set(unative_t addr)
150
unative_t sys_tls_set(unative_t addr)
152
{
151
{
153
    THREAD->arch.tls = addr;
152
    THREAD->arch.tls = addr;
154
    set_tls_desc(addr);
153
    set_tls_desc(addr);
155
 
154
 
156
    return 0;
155
    return 0;
157
}
156
}
158
 
157
 
159
/** Acquire console back for kernel
158
/** Acquire console back for kernel
160
 *
159
 *
161
 */
160
 */
162
void arch_grab_console(void)
161
void arch_grab_console(void)
163
{
162
{
164
    i8042_grab();
163
    i8042_grab();
165
}
164
}
166
/** Return console to userspace
165
/** Return console to userspace
167
 *
166
 *
168
 */
167
 */
169
void arch_release_console(void)
168
void arch_release_console(void)
170
{
169
{
171
    i8042_release();
170
    i8042_release();
172
}
171
}
173
 
172
 
174
/** @}
173
/** @}
175
 */
174
 */
176
 
175