From 11a9947f1a68e23001690955d8d0975ad4d6cf0c Mon Sep 17 00:00:00 2001
From: rtm <rtm>
Date: Fri, 21 Jul 2006 13:18:04 +0000
Subject: bread iget mkfs makes a file system image put this in your .bochsrc:
 ata0-slave: type=disk, mode=flat, path="fs.img", cylinders=1024, heads=1,
 spt=1

---
 fs.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 fs.h

(limited to 'fs.h')

diff --git a/fs.h b/fs.h
new file mode 100644
index 0000000..b710e1c
--- /dev/null
+++ b/fs.h
@@ -0,0 +1,28 @@
+// on-disk file system format
+
+// second sector
+struct superblock{
+  int nblocks;
+  int ninodes;
+};
+
+#define NDIRECT 14
+
+// inodes start at the third sector
+// and blocks start at (ninodes * sizeof(dinode) + 511) / 512
+struct dinode {
+  short type;
+  short nlink;
+  uint size;
+  uint addrs[NDIRECT];
+};
+#define T_DIR 1
+#define T_FILE 2
+
+#define IPB (512 / sizeof(struct dinode))
+
+struct dirent {
+  ushort inum;
+  char name[14];
+};
+
-- 
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