diff options
Diffstat (limited to 'include/asm-sh/cpu-sh4/fpu.h')
-rw-r--r-- | include/asm-sh/cpu-sh4/fpu.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-sh/cpu-sh4/fpu.h b/include/asm-sh/cpu-sh4/fpu.h new file mode 100644 index 000000000000..febef7342528 --- /dev/null +++ b/include/asm-sh/cpu-sh4/fpu.h | |||
@@ -0,0 +1,32 @@ | |||
1 | /* | ||
2 | * linux/arch/sh/kernel/cpu/sh4/sh4_fpu.h | ||
3 | * | ||
4 | * Copyright (C) 2006 STMicroelectronics Limited | ||
5 | * Author: Carl Shaw <carl.shaw@st.com> | ||
6 | * | ||
7 | * May be copied or modified under the terms of the GNU General Public | ||
8 | * License Version 2. See linux/COPYING for more information. | ||
9 | * | ||
10 | * Definitions for SH4 FPU operations | ||
11 | */ | ||
12 | |||
13 | #ifndef __CPU_SH4_FPU_H | ||
14 | #define __CPU_SH4_FPU_H | ||
15 | |||
16 | #define FPSCR_ENABLE_MASK 0x00000f80UL | ||
17 | |||
18 | #define FPSCR_FMOV_DOUBLE (1<<1) | ||
19 | |||
20 | #define FPSCR_CAUSE_INEXACT (1<<12) | ||
21 | #define FPSCR_CAUSE_UNDERFLOW (1<<13) | ||
22 | #define FPSCR_CAUSE_OVERFLOW (1<<14) | ||
23 | #define FPSCR_CAUSE_DIVZERO (1<<15) | ||
24 | #define FPSCR_CAUSE_INVALID (1<<16) | ||
25 | #define FPSCR_CAUSE_ERROR (1<<17) | ||
26 | |||
27 | #define FPSCR_DBL_PRECISION (1<<19) | ||
28 | #define FPSCR_ROUNDING_MODE(x) ((x >> 20) & 3) | ||
29 | #define FPSCR_RM_NEAREST (0) | ||
30 | #define FPSCR_RM_ZERO (1) | ||
31 | |||
32 | #endif | ||