diff options
| -rw-r--r-- | sys/i386/isa/sound/os.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/sys/i386/isa/sound/os.h b/sys/i386/isa/sound/os.h index 423c7338c45b..779378667443 100644 --- a/sys/i386/isa/sound/os.h +++ b/sys/i386/isa/sound/os.h @@ -240,19 +240,19 @@ extern unsigned long get_time(void); #if 0 /* - * The outb(0, 0x80) is just for slowdown. It's bit unsafe since - * this address could be used for something usefull. + * outb(0x5f, 0) and outb(0x80, 0) are just for delay. They are a bit + * unsafe since there might be a device at the magic address. */ #ifdef PC98 -#define OUTB(addr, data) {outb(data, addr);outb(0x5f, 0);} -#define OUTW(addr, data) {outw(data, addr);outb(0x5f, 0);} +#define OUTB(data, addr) { outb(addr, data); outb(0x5f, 0); } +#define OUTW(data, addr) { outw(addr, data); outb(0x5f, 0); } #else /* IBM-PC */ -#define OUTB(addr, data) {outb(data, addr);outb(0x80, 0);} -#define OUTW(addr, data) {outw(data, addr);outb(0x80, 0);} +#define OUTB(data, addr) { outb(addr, data); outb(0x80, 0); } +#define OUTW(data, addr) { outw(addr, data); outb(0x80, 0); } #endif /* PC98 */ #else -#define OUTB(addr, data) outb(data, addr) -#define OUTW(addr, data) outw(data, addr) +#define OUTB(data, addr) outb(addr, data) +#define OUTW(data, addr) outw(addr, data) #endif /* memcpy() was not defined on FreeBSD. Lets define it here */ |