diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/include/bcd.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/include/bcd.h')
-rw-r--r-- | qemu/roms/u-boot/include/bcd.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/include/bcd.h b/qemu/roms/u-boot/include/bcd.h new file mode 100644 index 000000000..af4aa9c7b --- /dev/null +++ b/qemu/roms/u-boot/include/bcd.h @@ -0,0 +1,25 @@ +/* Permission is hereby granted to copy, modify and redistribute this code + * in terms of the GNU Library General Public License, Version 2 or later, + * at your option. + */ + +/* inline functions to translate to/from binary and binary-coded decimal + * (frequently found in RTC chips). + */ + +#ifndef _BCD_H +#define _BCD_H + +#include <linux/types.h> + +static inline unsigned int bcd2bin(u8 val) +{ + return ((val) & 0x0f) + ((val) >> 4) * 10; +} + +static inline u8 bin2bcd (unsigned int val) +{ + return (((val / 10) << 4) | (val % 10)); +} + +#endif /* _BCD_H */ |