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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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| 1287 | vana | 37 | #include <arch/vesa.h> |
| 894 | jermar | 38 | #include <genarch/i8042/i8042.h> |
| 1 | jermar | 39 | #include <arch/i8254.h> |
| 40 | #include <arch/i8259.h> |
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| 41 | |||
| 42 | #include <arch/context.h> |
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| 43 | |||
| 44 | #include <config.h> |
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| 45 | |||
| 46 | #include <arch/interrupt.h> |
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| 28 | jermar | 47 | #include <arch/asm.h> |
| 452 | decky | 48 | #include <genarch/acpi/acpi.h> |
| 195 | vana | 49 | |
| 50 | #include <arch/bios/bios.h> |
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| 51 | |||
| 187 | cejka | 52 | #include <arch/mm/memory_init.h> |
| 576 | palkovsky | 53 | #include <interrupt.h> |
| 1074 | palkovsky | 54 | #include <arch/debugger.h> |
| 1112 | palkovsky | 55 | #include <proc/thread.h> |
| 56 | #include <syscall/syscall.h> |
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| 1 | jermar | 57 | |
| 26 | jermar | 58 | void arch_pre_mm_init(void) |
| 1 | jermar | 59 | { |
| 60 | pm_init(); |
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| 61 | |||
| 62 | if (config.cpu_active == 1) { |
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| 30 | jermar | 63 | bios_init(); |
| 125 | jermar | 64 | i8259_init(); /* PIC */ |
| 1 | jermar | 65 | i8254_init(); /* hard clock */ |
| 235 | decky | 66 | |
| 958 | jermar | 67 | exc_register(VECTOR_SYSCALL, "syscall", (iroutine) syscall); |
| 5 | jermar | 68 | |
| 458 | decky | 69 | #ifdef CONFIG_SMP |
| 576 | palkovsky | 70 | exc_register(VECTOR_TLB_SHOOTDOWN_IPI, "tlb_shootdown", |
| 958 | jermar | 71 | (iroutine) tlb_shootdown_ipi); |
| 458 | decky | 72 | #endif /* CONFIG_SMP */ |
| 1 | jermar | 73 | } |
| 74 | } |
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| 75 | |||
| 72 | decky | 76 | void arch_post_mm_init(void) |
| 23 | jermar | 77 | { |
| 24 | jermar | 78 | if (config.cpu_active == 1) { |
| 1287 | vana | 79 | |
| 80 | #ifdef CONFIG_FB |
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| 1303 | palkovsky | 81 | if (vesa_present()) |
| 82 | vesa_init(); |
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| 1287 | vana | 83 | else |
| 84 | #endif |
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| 1303 | palkovsky | 85 | ega_init(); /* video */ |
| 1287 | vana | 86 | |
| 87 | |||
| 1074 | palkovsky | 88 | /* Enable debugger */ |
| 89 | debugger_init(); |
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| 1303 | palkovsky | 90 | /* Merge all memory zones to 1 big zone */ |
| 91 | zone_merge_all(); |
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| 32 | jermar | 92 | } |
| 93 | } |
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| 94 | |||
| 503 | jermar | 95 | void arch_pre_smp_init(void) |
| 32 | jermar | 96 | { |
| 97 | if (config.cpu_active == 1) { |
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| 187 | cejka | 98 | memory_print_map(); |
| 99 | |||
| 458 | decky | 100 | #ifdef CONFIG_SMP |
| 29 | jermar | 101 | acpi_init(); |
| 458 | decky | 102 | #endif /* CONFIG_SMP */ |
| 24 | jermar | 103 | } |
| 23 | jermar | 104 | } |
| 105 | |||
| 503 | jermar | 106 | void arch_post_smp_init(void) |
| 107 | { |
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| 512 | jermar | 108 | i8042_init(); /* keyboard controller */ |
| 503 | jermar | 109 | } |
| 110 | |||
| 1 | jermar | 111 | void calibrate_delay_loop(void) |
| 112 | { |
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| 113 | i8254_calibrate_delay_loop(); |
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| 514 | jermar | 114 | if (config.cpu_active == 1) { |
| 115 | /* |
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| 116 | * This has to be done only on UP. |
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| 117 | * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked. |
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| 118 | */ |
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| 119 | i8254_normal_operation(); |
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| 120 | } |
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| 1 | jermar | 121 | } |
| 1112 | palkovsky | 122 | |
| 1121 | jermar | 123 | /** Set thread-local-storage pointer |
| 1112 | palkovsky | 124 | * |
| 1119 | palkovsky | 125 | * TLS pointer is set in GS register. That means, the GS contains |
| 126 | * selector, and the descriptor->base is the correct address. |
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| 1112 | palkovsky | 127 | */ |
| 128 | __native sys_tls_set(__native addr) |
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| 129 | { |
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| 1184 | jermar | 130 | THREAD->arch.tls = addr; |
| 1112 | palkovsky | 131 | set_tls_desc(addr); |
| 132 | |||
| 133 | return 0; |
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| 134 | } |