a2b6866fb9
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6969 a95241bf-73f2-0310-859d-f6bbb57e9c96
45 lines
1.1 KiB
C
Executable File
45 lines
1.1 KiB
C
Executable File
/*
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** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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** Distributed under the terms of the NewOS License.
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*/
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#ifndef KERNEL_SMP_H
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#define KERNEL_SMP_H
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#include <KernelExport.h>
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struct kernel_args;
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// intercpu messages
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enum {
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SMP_MSG_INVL_PAGE_RANGE = 0,
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SMP_MSG_INVL_PAGE_LIST,
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SMP_MSG_GLOBAL_INVL_PAGE,
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SMP_MSG_RESCHEDULE,
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SMP_MSG_CPU_HALT,
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SMP_MSG_1,
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};
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enum {
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SMP_MSG_FLAG_ASYNC = 0,
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SMP_MSG_FLAG_SYNC,
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};
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int smp_init(struct kernel_args *ka);
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int smp_trap_non_boot_cpus(struct kernel_args *ka, int cpu);
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void smp_wake_up_all_non_boot_cpus(void);
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void smp_wait_for_ap_cpus(struct kernel_args *ka);
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void smp_send_ici(int target_cpu, int message, unsigned long data, unsigned long data2, unsigned long data3, void *data_ptr, int flags);
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void smp_send_broadcast_ici(int message, unsigned long data, unsigned long data2, unsigned long data3, void *data_ptr, int flags);
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int smp_enable_ici(void);
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int smp_disable_ici(void);
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int smp_get_num_cpus(void);
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void smp_set_num_cpus(int num_cpus);
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int smp_get_current_cpu(void);
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int smp_intercpu_int_handler(void);
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#endif /* KERNEL_SMP_H */
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