tpidruro.h File Reference

tpidruro bits allocation More...

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Macros
#define	TPIDRURO_CURR_CPU   0xFFFFFFFCUL

Detailed Description

tpidruro bits allocation

Among other things, the tpidruro holds the address for the current CPU's struct _cpu instance. But such a pointer is at least 4-bytes aligned. That leaves two of free bits for other purposes.

Macro Definition Documentation

TPIDRURO_CURR_CPU

#define TPIDRURO_CURR_CPU   0xFFFFFFFCUL