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682c62f8bb
The fix solves the problem of giving the last slice from a pool. The helper macro makes utcb space creation easy for the user because we have to consider a few things like alignment and total allocated space.
23 lines
650 B
C
23 lines
650 B
C
/*
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* Thread creation userspace helpers
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*
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* Copyright (C) 2009 B Labs Ltd.
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*/
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#ifndef __LIB_THREAD_H__
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#define __LIB_THREAD_H__
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/* A helper macro easing utcb space creation. */
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#define DECLARE_UTCB_SPACE(name, entries) \
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char name[(entries + PAGE_SIZE / UTCB_SIZE) * UTCB_SIZE] ALIGN(PAGE_SIZE);
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int l4_set_stack_params(unsigned long stack_top,
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unsigned long stack_bottom,
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unsigned long stack_size);
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int l4_set_utcb_params(unsigned long utcb_start, unsigned long utcb_end);
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int l4_thread_create(struct task_ids *ids, unsigned int flags,
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int (*func)(void *), void *arg);
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void l4_thread_exit(int retval);
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#endif /* __LIB_THREAD_H__ */
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