Rev 1074 | Rev 1119 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | jermar | 1 | /* |
| 2 | * Copyright (C) 2001-2004 Jakub Jermar |
||
| 3 | * All rights reserved. |
||
| 4 | * |
||
| 5 | * Redistribution and use in source and binary forms, with or without |
||
| 6 | * modification, are permitted provided that the following conditions |
||
| 7 | * are met: |
||
| 8 | * |
||
| 9 | * - Redistributions of source code must retain the above copyright |
||
| 10 | * notice, this list of conditions and the following disclaimer. |
||
| 11 | * - Redistributions in binary form must reproduce the above copyright |
||
| 12 | * notice, this list of conditions and the following disclaimer in the |
||
| 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 |
||
| 15 | * derived from this software without specific prior written permission. |
||
| 16 | * |
||
| 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 |
||
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
| 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 |
||
| 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 |
||
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
| 27 | */ |
||
| 28 | |||
| 29 | #include <arch.h> |
||
| 30 | |||
| 31 | #include <arch/types.h> |
||
| 32 | #include <typedefs.h> |
||
| 33 | |||
| 34 | #include <arch/pm.h> |
||
| 35 | |||
| 36 | #include <arch/ega.h> |
||
| 894 | jermar | 37 | #include <genarch/i8042/i8042.h> |
| 1 | jermar | 38 | #include <arch/i8254.h> |
| 39 | #include <arch/i8259.h> |
||
| 40 | |||
| 41 | #include <arch/context.h> |
||
| 42 | |||
| 43 | #include <config.h> |
||
| 44 | |||
| 45 | #include <arch/interrupt.h> |
||
| 28 | jermar | 46 | #include <arch/asm.h> |
| 452 | decky | 47 | #include <genarch/acpi/acpi.h> |
| 195 | vana | 48 | |
| 49 | #include <arch/bios/bios.h> |
||
| 50 | |||
| 187 | cejka | 51 | #include <arch/mm/memory_init.h> |
| 576 | palkovsky | 52 | #include <interrupt.h> |
| 1074 | palkovsky | 53 | #include <arch/debugger.h> |
| 1112 | palkovsky | 54 | #include <proc/thread.h> |
| 55 | #include <syscall/syscall.h> |
||
| 1 | jermar | 56 | |
| 26 | jermar | 57 | void arch_pre_mm_init(void) |
| 1 | jermar | 58 | { |
| 59 | pm_init(); |
||
| 60 | |||
| 61 | if (config.cpu_active == 1) { |
||
| 30 | jermar | 62 | bios_init(); |
| 125 | jermar | 63 | i8259_init(); /* PIC */ |
| 1 | jermar | 64 | i8254_init(); /* hard clock */ |
| 235 | decky | 65 | |
| 958 | jermar | 66 | exc_register(VECTOR_SYSCALL, "syscall", (iroutine) syscall); |
| 5 | jermar | 67 | |
| 458 | decky | 68 | #ifdef CONFIG_SMP |
| 576 | palkovsky | 69 | exc_register(VECTOR_TLB_SHOOTDOWN_IPI, "tlb_shootdown", |
| 958 | jermar | 70 | (iroutine) tlb_shootdown_ipi); |
| 458 | decky | 71 | #endif /* CONFIG_SMP */ |
| 1 | jermar | 72 | } |
| 73 | } |
||
| 74 | |||
| 72 | decky | 75 | void arch_post_mm_init(void) |
| 23 | jermar | 76 | { |
| 24 | jermar | 77 | if (config.cpu_active == 1) { |
| 78 | ega_init(); /* video */ |
||
| 1074 | palkovsky | 79 | /* Enable debugger */ |
| 80 | debugger_init(); |
||
| 32 | jermar | 81 | } |
| 82 | } |
||
| 83 | |||
| 503 | jermar | 84 | void arch_pre_smp_init(void) |
| 32 | jermar | 85 | { |
| 86 | if (config.cpu_active == 1) { |
||
| 187 | cejka | 87 | memory_print_map(); |
| 88 | |||
| 458 | decky | 89 | #ifdef CONFIG_SMP |
| 29 | jermar | 90 | acpi_init(); |
| 458 | decky | 91 | #endif /* CONFIG_SMP */ |
| 24 | jermar | 92 | } |
| 23 | jermar | 93 | } |
| 94 | |||
| 503 | jermar | 95 | void arch_post_smp_init(void) |
| 96 | { |
||
| 512 | jermar | 97 | i8042_init(); /* keyboard controller */ |
| 503 | jermar | 98 | } |
| 99 | |||
| 1 | jermar | 100 | void calibrate_delay_loop(void) |
| 101 | { |
||
| 102 | i8254_calibrate_delay_loop(); |
||
| 514 | jermar | 103 | if (config.cpu_active == 1) { |
| 104 | /* |
||
| 105 | * This has to be done only on UP. |
||
| 106 | * On SMP, i8254 is not used for time keeping and its interrupt pin remains masked. |
||
| 107 | */ |
||
| 108 | i8254_normal_operation(); |
||
| 109 | } |
||
| 1 | jermar | 110 | } |
| 1112 | palkovsky | 111 | |
| 112 | /** Set Thread-local-storeage pointer |
||
| 113 | * |
||
| 114 | * TLS pointer is set in FS register. Unfortunately the 64-bit |
||
| 115 | * part can be set only in CPL0 mode. |
||
| 116 | * |
||
| 117 | * The specs says, that on %fs:0 there is stored contents of %fs register, |
||
| 118 | * we need not to go to CPL0 to read it. |
||
| 119 | */ |
||
| 120 | __native sys_tls_set(__native addr) |
||
| 121 | { |
||
| 122 | THREAD->tls = addr; |
||
| 123 | set_tls_desc(addr); |
||
| 124 | |||
| 125 | return 0; |
||
| 126 | } |