Rev 34 | Rev 72 | 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> |
||
| 37 | #include <arch/i8042.h> |
||
| 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> |
| 29 | jermar | 47 | #include <arch/acpi/acpi.h> |
| 1 | jermar | 48 | |
| 26 | jermar | 49 | void arch_pre_mm_init(void) |
| 1 | jermar | 50 | { |
| 51 | pm_init(); |
||
| 52 | |||
| 27 | jermar | 53 | write_dr0(config.cpu_active - 1); |
| 54 | |||
| 1 | jermar | 55 | if (config.cpu_active == 1) { |
| 30 | jermar | 56 | bios_init(); |
| 1 | jermar | 57 | i8042_init(); /* a20 bit */ |
| 23 | jermar | 58 | i8259_init(); /* PIC */ |
| 1 | jermar | 59 | i8254_init(); /* hard clock */ |
| 23 | jermar | 60 | |
| 1 | jermar | 61 | trap_register(VECTOR_SYSCALL, syscall); |
| 5 | jermar | 62 | |
| 63 | #ifdef __SMP__ |
||
| 7 | jermar | 64 | trap_register(VECTOR_TLB_SHOOTDOWN_IPI, tlb_shootdown_ipi); |
| 65 | trap_register(VECTOR_WAKEUP_IPI, wakeup_ipi); |
||
| 5 | jermar | 66 | #endif /* __SMP__ */ |
| 1 | jermar | 67 | } |
| 68 | } |
||
| 69 | |||
| 23 | jermar | 70 | void arch_post_mm_init() |
| 71 | { |
||
| 24 | jermar | 72 | if (config.cpu_active == 1) { |
| 73 | ega_init(); /* video */ |
||
| 32 | jermar | 74 | } |
| 75 | } |
||
| 76 | |||
| 77 | void arch_late_init() |
||
| 78 | { |
||
| 79 | if (config.cpu_active == 1) { |
||
| 80 | #ifdef __SMP__ |
||
| 29 | jermar | 81 | acpi_init(); |
| 32 | jermar | 82 | #endif /* __SMP__ */ |
| 24 | jermar | 83 | } |
| 23 | jermar | 84 | } |
| 85 | |||
| 1 | jermar | 86 | void calibrate_delay_loop(void) |
| 87 | { |
||
| 88 | i8254_calibrate_delay_loop(); |
||
| 89 | i8254_normal_operation(); |
||
| 90 | } |