diff options
| -rw-r--r-- | kernel/portio.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/portio.h b/kernel/portio.h index 06e0802..f9caf33 100644 --- a/kernel/portio.h +++ b/kernel/portio.h @@ -1,6 +1,13 @@ #ifndef PORTIO_H #define PORTIO_H -#define outb(port, value) asm volatile("out %b0,%w1" : : "a" (value), "d" (port)); +#define outb(port, value) asm volatile("outb %b0, %w1" : : "a" (value), "d" (port)); +#define inb(port, value) asm volatile("inb %w1, %b0" : : "a" (value), "d" (port)); + +#define outw(port, value) asm volatile("outw %w0, %w1" : : "a" (value), "d" (port)); +#define inw(port, value) asm volatile("inw %w1, %w0" : : "a" (value), "d" (port)); + +#define outl(port, value) asm volatile("outl %0, %w1" : : "a" (value), "d" (port)); +#define inl(port, value) asm volatile("inl %w1, %0" : : "a" (value), "d" (port)); #endif |