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| Rev | Author | Line No. | Line |
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| 1 | jermar | 1 | /* |
| 2 | * Copyright (C) 2001-2004 Jakub Jermar |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | #include <arch.h> |
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| 30 | |||
| 31 | #include <arch/types.h> |
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| 32 | #include <typedefs.h> |
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| 33 | |||
| 34 | #include <arch/pm.h> |
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| 35 | |||
| 36 | #include <arch/ega.h> |
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| 37 | #include <arch/i8042.h> |
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| 38 | #include <arch/i8254.h> |
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| 39 | #include <arch/i8259.h> |
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| 40 | |||
| 41 | #include <arch/context.h> |
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| 42 | |||
| 43 | #include <config.h> |
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| 44 | |||
| 45 | #include <arch/interrupt.h> |
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| 28 | jermar | 46 | #include <arch/asm.h> |
| 452 | decky | 47 | #include <genarch/acpi/acpi.h> |
| 195 | vana | 48 | |
| 49 | #include <arch/bios/bios.h> |
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| 50 | |||
| 187 | cejka | 51 | #include <arch/mm/memory_init.h> |
| 1 | jermar | 52 | |
| 26 | jermar | 53 | void arch_pre_mm_init(void) |
| 1 | jermar | 54 | { |
| 55 | pm_init(); |
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| 56 | |||
| 57 | if (config.cpu_active == 1) { |
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| 30 | jermar | 58 | bios_init(); |
| 125 | jermar | 59 | i8259_init(); /* PIC */ |
| 1 | jermar | 60 | i8254_init(); /* hard clock */ |
| 235 | decky | 61 | |
| 1 | jermar | 62 | trap_register(VECTOR_SYSCALL, syscall); |
| 5 | jermar | 63 | |
| 458 | decky | 64 | #ifdef CONFIG_SMP |
| 7 | jermar | 65 | trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi); |
| 66 | trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi); |
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| 458 | decky | 67 | #endif /* CONFIG_SMP */ |
| 1 | jermar | 68 | } |
| 69 | } |
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| 70 | |||
| 72 | decky | 71 | void arch_post_mm_init(void) |
| 23 | jermar | 72 | { |
| 24 | jermar | 73 | if (config.cpu_active == 1) { |
| 74 | ega_init(); /* video */ |
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| 32 | jermar | 75 | } |
| 76 | } |
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| 77 | |||
| 503 | jermar | 78 | void arch_pre_smp_init(void) |
| 32 | jermar | 79 | { |
| 80 | if (config.cpu_active == 1) { |
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| 187 | cejka | 81 | memory_print_map(); |
| 82 | |||
| 458 | decky | 83 | #ifdef CONFIG_SMP |
| 29 | jermar | 84 | acpi_init(); |
| 458 | decky | 85 | #endif /* CONFIG_SMP */ |
| 24 | jermar | 86 | } |
| 23 | jermar | 87 | } |
| 88 | |||
| 503 | jermar | 89 | void arch_post_smp_init(void) |
| 90 | { |
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| 512 | jermar | 91 | i8042_init(); /* keyboard controller */ |
| 503 | jermar | 92 | } |
| 93 | |||
| 1 | jermar | 94 | void calibrate_delay_loop(void) |
| 95 | { |
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| 96 | i8254_calibrate_delay_loop(); |
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| 514 | jermar | 97 | if (config.cpu_active == 1) { |
| 98 | /* |
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| 99 | * This has to be done only on UP. |
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| 100 | * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked. |
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| 101 | */ |
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| 102 | i8254_normal_operation(); |
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| 103 | } |
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| 1 | jermar | 104 | } |