xref: /openbmc/linux/arch/xtensa/include/asm/current.h (revision 99a15348)
1 /*
2  * include/asm-xtensa/current.h
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License.  See the file "COPYING" in the main directory of this archive
6  * for more details.
7  *
8  * Copyright (C) 2001 - 2005 Tensilica Inc.
9  */
10 
11 #ifndef _XTENSA_CURRENT_H
12 #define _XTENSA_CURRENT_H
13 
14 #include <asm/thread_info.h>
15 
16 #ifndef __ASSEMBLY__
17 
18 #include <linux/thread_info.h>
19 
20 struct task_struct;
21 
22 static inline struct task_struct *get_current(void)
23 {
24 	return current_thread_info()->task;
25 }
26 
27 #define current get_current()
28 
29 register unsigned long current_stack_pointer __asm__("a1");
30 
31 #else
32 
33 #define GET_CURRENT(reg,sp)		\
34 	GET_THREAD_INFO(reg,sp);	\
35 	l32i reg, reg, TI_TASK		\
36 
37 #endif
38 
39 
40 #endif /* XTENSA_CURRENT_H */
41