Xenomai  3.0-rc7
fptest.h
1 /*
2  * Copyright (C) 2006 Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>.
3  *
4  * Xenomai is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published
6  * by the Free Software Foundation; either version 2 of the License,
7  * or (at your option) any later version.
8  *
9  * Xenomai is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with Xenomai; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
17  * 02111-1307, USA.
18  */
19 #ifndef _COBALT_POWERPC_ASM_FPTEST_H
20 #define _COBALT_POWERPC_ASM_FPTEST_H
21 
22 #include <linux/errno.h>
23 #include <asm/xenomai/uapi/fptest.h>
24 
25 static inline int fp_kernel_supported(void)
26 {
27 #ifdef CONFIG_PPC_FPU
28  return 1;
29 #else /* !CONFIG_PPC_FPU */
30 #ifdef CONFIG_XENO_ARCH_MATH_EMU
31  static int once = 0;
32  if (!once) {
33  once = 1;
34  printk("Warning: math emulation code defined in kernel\n"
35  " no kernel-based FPU support for this platform\n");
36  }
37 #endif /* !CONFIG_XENO_ARCH_MATH_EMU */
38  return 0;
39 #endif /* !CONFIG_PPC_FPU */
40 }
41 
42 static inline int fp_linux_begin(void)
43 {
44  return -ENOSYS;
45 }
46 
47 static inline void fp_linux_end(void)
48 {
49 }
50 
51 static inline int fp_detect(void)
52 {
53  return 0;
54 }
55 
56 #endif /* !_COBALT_POWERPC_ASM_FPTEST_H */