Rev 2918 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 2918 | Rev 3431 | ||
---|---|---|---|
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 | 38 | ||
39 | #include <arch/pm.h> |
39 | #include <arch/pm.h> |
40 | 40 | ||
41 | #include <arch/drivers/ega.h> |
41 | #include <arch/drivers/ega.h> |
42 | #include <arch/drivers/vesa.h> |
42 | #include <arch/drivers/vesa.h> |
43 | #include <genarch/kbd/i8042.h> |
43 | #include <genarch/kbd/i8042.h> |
44 | #include <arch/drivers/i8254.h> |
44 | #include <arch/drivers/i8254.h> |
45 | #include <arch/drivers/i8259.h> |
45 | #include <arch/drivers/i8259.h> |
46 | 46 | ||
47 | #include <arch/context.h> |
47 | #include <arch/context.h> |
48 | 48 | ||
49 | #include <config.h> |
49 | #include <config.h> |
50 | 50 | ||
51 | #include <arch/interrupt.h> |
51 | #include <arch/interrupt.h> |
52 | #include <arch/asm.h> |
52 | #include <arch/asm.h> |
53 | #include <genarch/acpi/acpi.h> |
53 | #include <genarch/acpi/acpi.h> |
54 | 54 | ||
55 | #include <arch/bios/bios.h> |
55 | #include <arch/bios/bios.h> |
56 | 56 | ||
57 | #include <interrupt.h> |
57 | #include <interrupt.h> |
58 | #include <ddi/irq.h> |
58 | #include <ddi/irq.h> |
59 | #include <arch/debugger.h> |
59 | #include <arch/debugger.h> |
60 | #include <arch/breakpoint.h> |
60 | #include <arch/breakpoint.h> |
61 | #include <proc/thread.h> |
61 | #include <proc/thread.h> |
62 | #include <syscall/syscall.h> |
62 | #include <syscall/syscall.h> |
63 | #include <console/console.h> |
63 | #include <console/console.h> |
64 | #include <ddi/device.h> |
64 | #include <ddi/device.h> |
65 | 65 | ||
66 | #ifdef CONFIG_SMP |
66 | #ifdef CONFIG_SMP |
67 | #include <arch/smp/apic.h> |
67 | #include <arch/smp/apic.h> |
68 | #endif |
68 | #endif |
69 | 69 | ||
70 | void arch_pre_mm_init(void) |
70 | void arch_pre_mm_init(void) |
71 | { |
71 | { |
72 | pm_init(); |
72 | pm_init(); |
73 | 73 | ||
74 | if (config.cpu_active == 1) { |
74 | if (config.cpu_active == 1) { |
75 | interrupt_init(); |
75 | interrupt_init(); |
76 | bios_init(); |
76 | bios_init(); |
77 | 77 | ||
78 | /* PIC */ |
78 | /* PIC */ |
79 | i8259_init(); |
79 | i8259_init(); |
80 | } |
80 | } |
81 | } |
81 | } |
82 | 82 | ||
83 | void arch_post_mm_init(void) |
83 | void arch_post_mm_init(void) |
84 | { |
84 | { |
85 | if (config.cpu_active == 1) { |
85 | if (config.cpu_active == 1) { |
86 | /* Initialize IRQ routing */ |
86 | /* Initialize IRQ routing */ |
87 | irq_init(IRQ_COUNT, IRQ_COUNT); |
87 | irq_init(IRQ_COUNT, IRQ_COUNT); |
88 | 88 | ||
89 | /* hard clock */ |
89 | /* hard clock */ |
90 | i8254_init(); |
90 | i8254_init(); |
91 | 91 | ||
92 | #ifdef CONFIG_FB |
92 | #ifdef CONFIG_FB |
93 | if (vesa_present()) |
93 | if (vesa_present()) |
94 | vesa_init(); |
94 | vesa_init(); |
95 | else |
95 | else |
96 | #endif |
96 | #endif |
97 | ega_init(); /* video */ |
97 | ega_init(); /* video */ |
98 | 98 | ||
99 | /* Enable debugger */ |
99 | /* Enable debugger */ |
100 | debugger_init(); |
100 | debugger_init(); |
- | 101 | ||
- | 102 | #ifdef CONFIG_UDEBUG |
|
101 | /* Enable INT3 breakpoint handler */ |
103 | /* Enable INT3 breakpoint handler */ |
102 | breakpoint_init(); |
104 | breakpoint_init(); |
- | 105 | #endif |
|
103 | /* Merge all memory zones to 1 big zone */ |
106 | /* Merge all memory zones to 1 big zone */ |
104 | zone_merge_all(); |
107 | zone_merge_all(); |
105 | } |
108 | } |
106 | } |
109 | } |
107 | 110 | ||
108 | void arch_post_cpu_init() |
111 | void arch_post_cpu_init() |
109 | { |
112 | { |
110 | #ifdef CONFIG_SMP |
113 | #ifdef CONFIG_SMP |
111 | if (config.cpu_active > 1) { |
114 | if (config.cpu_active > 1) { |
112 | l_apic_init(); |
115 | l_apic_init(); |
113 | l_apic_debug(); |
116 | l_apic_debug(); |
114 | } |
117 | } |
115 | #endif |
118 | #endif |
116 | } |
119 | } |
117 | 120 | ||
118 | void arch_pre_smp_init(void) |
121 | void arch_pre_smp_init(void) |
119 | { |
122 | { |
120 | if (config.cpu_active == 1) { |
123 | if (config.cpu_active == 1) { |
121 | #ifdef CONFIG_SMP |
124 | #ifdef CONFIG_SMP |
122 | acpi_init(); |
125 | acpi_init(); |
123 | #endif /* CONFIG_SMP */ |
126 | #endif /* CONFIG_SMP */ |
124 | } |
127 | } |
125 | } |
128 | } |
126 | 129 | ||
127 | void arch_post_smp_init(void) |
130 | void arch_post_smp_init(void) |
128 | { |
131 | { |
129 | devno_t kbd = device_assign_devno(); |
132 | devno_t kbd = device_assign_devno(); |
130 | devno_t mouse = device_assign_devno(); |
133 | devno_t mouse = device_assign_devno(); |
131 | /* keyboard controller */ |
134 | /* keyboard controller */ |
132 | i8042_init(kbd, IRQ_KBD, mouse, IRQ_MOUSE); |
135 | i8042_init(kbd, IRQ_KBD, mouse, IRQ_MOUSE); |
133 | } |
136 | } |
134 | 137 | ||
135 | void calibrate_delay_loop(void) |
138 | void calibrate_delay_loop(void) |
136 | { |
139 | { |
137 | i8254_calibrate_delay_loop(); |
140 | i8254_calibrate_delay_loop(); |
138 | if (config.cpu_active == 1) { |
141 | if (config.cpu_active == 1) { |
139 | /* |
142 | /* |
140 | * This has to be done only on UP. |
143 | * This has to be done only on UP. |
141 | * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked. |
144 | * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked. |
142 | */ |
145 | */ |
143 | i8254_normal_operation(); |
146 | i8254_normal_operation(); |
144 | } |
147 | } |
145 | } |
148 | } |
146 | 149 | ||
147 | /** Set thread-local-storage pointer |
150 | /** Set thread-local-storage pointer |
148 | * |
151 | * |
149 | * TLS pointer is set in GS register. That means, the GS contains |
152 | * TLS pointer is set in GS register. That means, the GS contains |
150 | * selector, and the descriptor->base is the correct address. |
153 | * selector, and the descriptor->base is the correct address. |
151 | */ |
154 | */ |
152 | unative_t sys_tls_set(unative_t addr) |
155 | unative_t sys_tls_set(unative_t addr) |
153 | { |
156 | { |
154 | THREAD->arch.tls = addr; |
157 | THREAD->arch.tls = addr; |
155 | set_tls_desc(addr); |
158 | set_tls_desc(addr); |
156 | 159 | ||
157 | return 0; |
160 | return 0; |
158 | } |
161 | } |
159 | 162 | ||
160 | /** Acquire console back for kernel |
163 | /** Acquire console back for kernel |
161 | * |
164 | * |
162 | */ |
165 | */ |
163 | void arch_grab_console(void) |
166 | void arch_grab_console(void) |
164 | { |
167 | { |
165 | i8042_grab(); |
168 | i8042_grab(); |
166 | } |
169 | } |
167 | /** Return console to userspace |
170 | /** Return console to userspace |
168 | * |
171 | * |
169 | */ |
172 | */ |
170 | void arch_release_console(void) |
173 | void arch_release_console(void) |
171 | { |
174 | { |
172 | i8042_release(); |
175 | i8042_release(); |
173 | } |
176 | } |
174 | 177 | ||
175 | /** @} |
178 | /** @} |
176 | */ |
179 | */ |
177 | 180 |