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| 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 | #include <arch.h> |
29 | #include <arch.h> |
| 30 | 30 | ||
| 31 | #include <arch/types.h> |
31 | #include <arch/types.h> |
| 32 | #include <typedefs.h> |
32 | #include <typedefs.h> |
| 33 | 33 | ||
| 34 | #include <arch/pm.h> |
34 | #include <arch/pm.h> |
| 35 | 35 | ||
| 36 | #include <arch/ega.h> |
36 | #include <arch/ega.h> |
| 37 | #include <arch/i8042.h> |
37 | #include <arch/i8042.h> |
| 38 | #include <arch/i8254.h> |
38 | #include <arch/i8254.h> |
| 39 | #include <arch/i8259.h> |
39 | #include <arch/i8259.h> |
| 40 | 40 | ||
| 41 | #include <arch/context.h> |
41 | #include <arch/context.h> |
| 42 | 42 | ||
| 43 | #include <config.h> |
43 | #include <config.h> |
| 44 | 44 | ||
| 45 | #include <arch/interrupt.h> |
45 | #include <arch/interrupt.h> |
| 46 | #include <arch/asm.h> |
46 | #include <arch/asm.h> |
| 47 | #include <arch/acpi/acpi.h> |
47 | #include <arch/acpi/acpi.h> |
| 48 | 48 | ||
| 49 | #include <arch/bios/bios.h> |
49 | #include <arch/bios/bios.h> |
| 50 | 50 | ||
| 51 | #include <arch/mm/memory_init.h> |
51 | #include <arch/mm/memory_init.h> |
| 52 | 52 | ||
| 53 | 53 | ||
| 54 | void arch_pre_mm_init(void) |
54 | void arch_pre_mm_init(void) |
| 55 | { |
55 | { |
| 56 | pm_init(); |
56 | pm_init(); |
| 57 | 57 | ||
| 58 | if (config.cpu_active == 1) { |
58 | if (config.cpu_active == 1) { |
| 59 | bios_init(); |
59 | bios_init(); |
| 60 | i8042_init(); /* a20 bit */ |
60 | i8042_init(); /* a20 bit */ |
| 61 | i8259_init(); /* PIC */ |
61 | i8259_init(); /* PIC */ |
| 62 | i8254_init(); /* hard clock */ |
62 | i8254_init(); /* hard clock */ |
| 63 | 63 | ||
| 64 | trap_register(VECTOR_SYSCALL, syscall); |
64 | trap_register(VECTOR_SYSCALL, syscall); |
| 65 | 65 | ||
| 66 | #ifdef __SMP__ |
66 | #ifdef __SMP__ |
| 67 | trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi); |
67 | trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi); |
| 68 | trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi); |
68 | trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi); |
| 69 | #endif /* __SMP__ */ |
69 | #endif /* __SMP__ */ |
| 70 | } |
70 | } |
| 71 | } |
71 | } |
| 72 | 72 | ||
| 73 | void arch_post_mm_init(void) |
73 | void arch_post_mm_init(void) |
| 74 | { |
74 | { |
| 75 | if (config.cpu_active == 1) { |
75 | if (config.cpu_active == 1) { |
| 76 | ega_init(); /* video */ |
76 | ega_init(); /* video */ |
| 77 | } |
77 | } |
| 78 | } |
78 | } |
| 79 | 79 | ||
| 80 | void arch_late_init(void) |
80 | void arch_late_init(void) |
| 81 | { |
81 | { |
| 82 | if (config.cpu_active == 1) { |
82 | if (config.cpu_active == 1) { |
| 83 | memory_print_map(); |
83 | memory_print_map(); |
| 84 | 84 | ||
| 85 | #ifdef __SMP__ |
85 | #ifdef __SMP__ |
| 86 | acpi_init(); |
86 | acpi_init(); |
| 87 | #endif /* __SMP__ */ |
87 | #endif /* __SMP__ */ |
| 88 | } |
88 | } |
| 89 | } |
89 | } |
| 90 | 90 | ||
| 91 | void calibrate_delay_loop(void) |
91 | void calibrate_delay_loop(void) |
| 92 | { |
92 | { |
| 93 | i8254_calibrate_delay_loop(); |
93 | i8254_calibrate_delay_loop(); |
| 94 | i8254_normal_operation(); |
94 | i8254_normal_operation(); |
| 95 | } |
95 | } |
| 96 | 96 | ||