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| Rev | Author | Line No. | Line |
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| 206 | palkovsky | 1 | /* |
| 2 | * Copyright (C) 2005 Ondrej Palkovsky |
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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 | |||
| 33 | #include <config.h> |
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| 34 | |||
| 35 | #include <arch/ega.h> |
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| 36 | #include <arch/i8042.h> |
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| 37 | #include <arch/i8254.h> |
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| 38 | #include <arch/i8259.h> |
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| 39 | |||
| 40 | #include <arch/bios/bios.h> |
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| 242 | palkovsky | 41 | #include <arch/mm/memory_init.h> |
| 206 | palkovsky | 42 | |
| 43 | void arch_pre_mm_init(void) |
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| 44 | { |
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| 45 | pm_init(); |
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| 46 | |||
| 47 | if (config.cpu_active == 1) { |
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| 48 | bios_init(); |
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| 49 | i8042_init(); /* a20 bit */ |
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| 50 | i8259_init(); /* PIC */ |
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| 51 | i8254_init(); /* hard clock */ |
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| 52 | |||
| 53 | trap_register(VECTOR_SYSCALL, syscall); |
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| 54 | |||
| 55 | #ifdef __SMP__ |
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| 56 | trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi); |
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| 57 | trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi); |
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| 58 | #endif /* __SMP__ */ |
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| 59 | } |
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| 60 | } |
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| 61 | |||
| 62 | void arch_post_mm_init(void) |
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| 63 | { |
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| 64 | if (config.cpu_active == 1) { |
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| 65 | ega_init(); /* video */ |
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| 66 | } |
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| 67 | } |
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| 242 | palkovsky | 68 | |
| 69 | void arch_late_init(void) |
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| 70 | { |
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| 71 | if (config.cpu_active == 1) { |
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| 72 | memory_print_map(); |
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| 73 | |||
| 74 | #ifdef __SMP__ |
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| 75 | acpi_init(); |
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| 76 | #endif /* __SMP__ */ |
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| 77 | } |
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| 78 | } |
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| 79 | |||
| 80 | void calibrate_delay_loop(void) |
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| 81 | { |
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| 82 | return; |
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| 83 | i8254_calibrate_delay_loop(); |
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| 84 | i8254_normal_operation(); |
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| 85 | } |