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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 | #ifndef __ARCH_H__ |
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| 30 | #define __ARCH_H__ |
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| 31 | |||
| 32 | #include <arch/types.h> |
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| 33 | #include <typedefs.h> |
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| 34 | |||
| 35 | #include <cpu.h> |
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| 16 | jermar | 36 | #include <arch/cpu.h> |
| 177 | jermar | 37 | #include <arch/asm.h> |
| 1 | jermar | 38 | |
| 177 | jermar | 39 | #include <proc/thread.h> |
| 40 | #include <proc/task.h> |
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| 41 | |||
| 192 | jermar | 42 | #define CPU THE->cpu |
| 43 | #define THREAD THE->thread |
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| 44 | #define TASK THE->task |
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| 15 | jermar | 45 | |
| 210 | decky | 46 | #ifndef early_mapping |
| 47 | #define early_mapping(stack, size) |
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| 48 | #endif /* early_mapping */ |
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| 49 | |||
| 173 | jermar | 50 | /* |
| 51 | * For each possible kernel stack, structure |
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| 52 | * of the following type will be placed at |
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| 53 | * the bottom of the stack. |
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| 54 | */ |
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| 55 | struct the { |
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| 56 | int preemption_disabled; |
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| 57 | thread_t *thread; /* current thread */ |
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| 58 | task_t *task; /* current task */ |
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| 59 | cpu_t *cpu; /* executing cpu */ |
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| 60 | }; |
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| 61 | |||
| 177 | jermar | 62 | #define THE ((the_t *)(get_stack_base())) |
| 63 | |||
| 184 | jermar | 64 | extern void the_initialize(the_t *the); |
| 65 | extern void the_copy(the_t *src, the_t *dst); |
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| 66 | |||
| 26 | jermar | 67 | extern void arch_pre_mm_init(void); |
| 23 | jermar | 68 | extern void arch_post_mm_init(void); |
| 32 | jermar | 69 | extern void arch_late_init(void); |
| 1 | jermar | 70 | extern void calibrate_delay_loop(void); |
| 71 | |||
| 72 | extern pri_t cpu_priority_high(void); |
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| 73 | extern pri_t cpu_priority_low(void); |
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| 74 | extern void cpu_priority_restore(pri_t pri); |
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| 75 | extern pri_t cpu_priority_read(void); |
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| 76 | |||
| 77 | #endif |