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22 lines
494 B
C
22 lines
494 B
C
#ifndef __ARM_V5_UTCB_H__
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#define __ARM_V5_UTCB_H__
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/*
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* Pointer to Kernel Interface Page's UTCB pointer offset.
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*/
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extern struct utcb **kip_utcb_ref;
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static inline struct utcb *l4_get_utcb()
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{
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/*
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* By double dereferencing, we get the private TLS
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* (aka UTCB). First reference is to the KIP's utcb
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* offset, second is to the utcb itself, to which
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* the KIP's utcb reference had been updated during
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* context switch.
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*/
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return *kip_utcb_ref;
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}
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#endif /* __ARM_V5_UTCB_H__ */
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