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| -rw-r--r-- | kernel/file.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/file.h b/kernel/file.h index 5cf15a2..b076d1d 100644 --- a/kernel/file.h +++ b/kernel/file.h @@ -9,6 +9,9 @@ struct file { short major; // FD_DEVICE }; +#define major(dev) ((dev) >> 16 & 0xFFFF) +#define minor(dev) ((dev) & 0xFFFF) +#define mkdev(m,n) ((uint)((m)<<16| (n))) // in-memory copy of an inode struct inode { |