diff options
Diffstat (limited to 'mubios/include/io.h')
| -rw-r--r-- | mubios/include/io.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/mubios/include/io.h b/mubios/include/io.h index 8b50508..cedd1c1 100644 --- a/mubios/include/io.h +++ b/mubios/include/io.h @@ -40,4 +40,14 @@ io_in8 (u16 port) return value; } +static inline u16 +io_in16 (u16 port) +{ + u16 value; + + __asm__ volatile ("inw %1, %0" : "=a"(value) : "dN"(port)); + + return value; +} + #endif // MUBIOS_IO_H |