| 1 | /* $Id: the-haiku-kernel.h 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Include all necessary headers for the Haiku kernel.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2012-2020 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 | #ifndef IPRT_INCLUDED_SRC_r0drv_haiku_the_haiku_kernel_h
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| 28 | #define IPRT_INCLUDED_SRC_r0drv_haiku_the_haiku_kernel_h
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| 29 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 30 | # pragma once
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| 31 | #endif
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| 32 |
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| 33 | #include <sys/types.h>
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| 34 | #include <sys/mman.h>
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| 35 | #include <sys/time.h>
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| 36 |
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| 37 | #include <stdlib.h>
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| 38 |
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| 39 | #include <OS.h>
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| 40 | #include <KernelExport.h>
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| 41 |
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| 42 | #include <iprt/cdefs.h>
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| 43 | #include <iprt/err.h>
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| 44 | #include <iprt/types.h>
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| 45 |
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| 46 | RT_C_DECLS_BEGIN
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| 47 |
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| 48 | /* headers/private/kernel/smp.h */
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| 49 |
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| 50 | extern int32 smp_get_num_cpus(void);
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| 51 | extern int32 smp_get_current_cpu(void);
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| 52 |
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| 53 | /* headers/private/kernel/vm/vm.h */
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| 54 | extern status_t vm_unreserve_address_range(team_id team, void *address, addr_t size);
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| 55 | extern status_t vm_reserve_address_range(team_id team, void **_address, uint32 addressSpec, addr_t size, uint32 flags);
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| 56 | extern area_id vm_clone_area(team_id team, const char *name, void **address, uint32 addressSpec, uint32 protection,
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| 57 | uint32 mapping, area_id sourceArea, bool kernel);
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| 58 |
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| 59 | /* headers/private/kernel/thread_type.h */
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| 60 |
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| 61 | extern spinlock gThreadSpinlock;
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| 62 | #define GRAB_THREAD_LOCK() acquire_spinlock(&gThreadSpinlock)
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| 63 | #define RELEASE_THREAD_LOCK() release_spinlock(&gThreadSpinlock)
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| 64 | typedef struct
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| 65 | {
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| 66 | int32 flags; /* summary of events relevant in interrupt handlers (signals pending, user debugging
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| 67 | enabled, etc.) */
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| 68 | #if 0
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| 69 | Thread *all_next;
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| 70 | Thread *team_next;
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| 71 | Thread *queue_next; /* i.e. run queue, release queue, etc. */
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| 72 | timer alarm;
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| 73 | thread_id id;
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| 74 | char name[B_OS_NAME_LENGTH];
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| 75 | int32 priority;
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| 76 | int32 next_priority;
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| 77 | int32 io_priority;
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| 78 | int32 state;
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| 79 | int32 next_state;
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| 80 | #endif
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| 81 | // and a lot more...
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| 82 | } Thread;
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| 83 |
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| 84 | /* headers/private/kernel/thread.h */
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| 85 |
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| 86 | extern Thread* thread_get_thread_struct(thread_id id);
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| 87 | extern Thread* thread_get_thread_struct_locked(thread_id id);
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| 88 |
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| 89 | extern void thread_yield(bool force);
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| 90 |
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| 91 | RT_C_DECLS_END
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| 92 |
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| 93 | /**
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| 94 | * Convert from Haiku kernel return code to IPRT status code.
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| 95 | * @todo put this where it belongs! (i.e. in a separate file and prototype in iprt/err.h)
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| 96 | * Or as generic call since it's not r0 specific.
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| 97 | */
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| 98 | DECLINLINE(int) RTErrConvertFromHaikuKernReturn(status_t rc)
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| 99 | {
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| 100 | switch (rc)
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| 101 | {
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| 102 | case B_OK: return VINF_SUCCESS;
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| 103 | case B_BAD_SEM_ID: return VERR_SEM_ERROR;
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| 104 | case B_NO_MORE_SEMS: return VERR_TOO_MANY_SEMAPHORES;
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| 105 | case B_BAD_THREAD_ID: return VERR_INVALID_PARAMETER;
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| 106 | case B_NO_MORE_THREADS: return VERR_MAX_THRDS_REACHED;
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| 107 | case B_BAD_TEAM_ID: return VERR_INVALID_PARAMETER;
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| 108 | case B_NO_MORE_TEAMS: return VERR_MAX_PROCS_REACHED;
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| 109 | //default: return VERR_GENERAL_FAILURE;
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| 110 | /** POSIX Errors are defined as a subset of system errors. */
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| 111 | default: return RTErrConvertFromErrno(rc);
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| 112 | }
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| 113 | }
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| 114 |
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| 115 | #endif /* !IPRT_INCLUDED_SRC_r0drv_haiku_the_haiku_kernel_h */
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| 116 |
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