init creates console, opens 0/1/2, runs sh

sh accepts 0-argument commands (like userfs)
reads from console

1 files changed, 6 insertions, 5 deletions

diff --git a/fs.c b/fs.c
index b298d7f..cbf417e 100644
--- a/fs.c
+++ b/fs.c
@@ -101,6 +101,7 @@ iget(uint dev, uint inum)
         goto loop;
       }
       ip->count++;
+      ip->busy = 1;
       release(&inode_table_lock);
       return ip;
     }
@@ -269,16 +270,15 @@ bmap(struct inode *ip, uint bn)
 #define min(a, b) ((a) < (b) ? (a) : (b))
 
 int
-readi(struct inode *ip, void *xdst, uint off, uint n)
+readi(struct inode *ip, char *dst, uint off, uint n)
 {
-  char *dst = (char *) xdst;
   uint target = n, n1;
   struct buf *bp;
 
   if (ip->type == T_DEV) {
     if (ip->major < 0 || ip->major >= NDEV || !devsw[ip->major].d_read)
       return -1;
-    return devsw[ip->major].d_read (ip->minor, xdst, n);
+    return devsw[ip->major].d_read (ip->minor, dst, n);
   }
 
   while(n > 0 && off < ip->size){
@@ -298,7 +298,7 @@ readi(struct inode *ip, void *xdst, uint off, uint n)
 #define MIN(a, b) ((a < b) ? a : b)
 
 int
-writei(struct inode *ip, void *addr, uint off, uint n)
+writei(struct inode *ip, char *addr, uint off, uint n)
 {
   if (ip->type == T_DEV) {
     if (ip->major < 0 || ip->major >= NDEV || !devsw[ip->major].d_write)
@@ -404,7 +404,8 @@ mknod(struct inode *dp, char *cp, short type, short major, short minor)
   int i;
   struct buf *bp = 0;
 
-  cprintf("mknod: %s %d %d %d\n", cp, type, major, minor);
+  cprintf("mknod: dir %d %s %d %d %d\n",
+          dp->inum, cp, type, major, minor);
 
   ip = ialloc(dp->dev, type);
   if (ip == 0) return 0;