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Author SHA1 Message Date
rsc
eaea18cb9c PDF at http://am.lcs.mit.edu/~rsc/xv6.pdf 
Various changes made while offline.

 + bwrite sector argument is redundant; use b->sector.
 + reformatting of files for nicer PDF page breaks
 + distinguish between locked, unlocked inodes in type signatures
 + change FD_FILE to FD_INODE
 + move userinit (nee proc0init) to proc.c
 + move ROOTDEV to param.h
 + always parenthesize sizeof argument
 2007-08-22 06:01:32 +00:00
rsc
115e177400 standardize on not using unsigned keyword 2007-08-08 09:30:48 +00:00
rsc
e204d0a151 atoi, for kill 2007-08-08 08:56:09 +00:00
rsc
9e9bcaf143 standardize various * conventions 2006-09-06 17:27:19 +00:00
kaashoek
d49a2d5386 nits 2006-09-06 01:25:41 +00:00
kaashoek
81d5219998 bug in sbrk 
test malloc
 2006-08-24 19:24:36 +00:00
kaashoek
ea2909b6b5 user-level malloc (untested) 
nit in sbrk
indirect block
fix dup to share fd struct
 2006-08-24 02:44:41 +00:00
kaashoek
8b58e81077 i/o redirection in sh 
better parsing of sh commands (copied from jos sh)
cat: read from 1 if no args
sbrk system call, but untested
getpid system call
moved locks in keyboard intr, but why do we get intr w. null characters from keyboard?
 2006-08-23 01:09:24 +00:00
kaashoek
16083d4462 removed block system call 
renumber system calls (run gmake clean!)
skeleton for dup system call
 2006-08-20 03:08:54 +00:00
kaashoek
8787cd01df chdir 
cd in shell
nits in mkdir, ls, etc.
 2006-08-19 23:41:34 +00:00
kaashoek
d15f0d1033 start on mkdir 
stat
 2006-08-14 03:00:13 +00:00
rtm
9e5970d596 link() 2006-08-13 02:12:44 +00:00
rtm
4357207237 fix getblk to actually lock the block 
no more cons_put system calls
usertests tests two processes writing files
 2006-08-12 11:38:57 +00:00
kaashoek
1f544842ce fstat 
primitive ls
 2006-08-12 04:33:50 +00:00
rtm
17a856577f init creates console, opens 0/1/2, runs sh 
sh accepts 0-argument commands (like userfs)
reads from console
 2006-08-11 13:55:18 +00:00
kaashoek
28d9ef04dd printf 
convert userfs to use printf
bfree
ifree
writei
start on unlink
 2006-08-10 01:28:57 +00:00
rtm
0e84a0ec6e fix race in holding() check in acquire() 
give cpu1 a TSS and gdt for when it enters scheduler()
and a pseudo proc[] entry for each cpu
cpu0 waits for each other cpu to start up
read() for files
 2006-08-08 19:58:06 +00:00
kaashoek
e8d11c2e84 mknod,ialloc,iupdate 2006-08-08 18:07:37 +00:00
rsc
b75c11b20e add %s to cprintf for cons_puts 2006-07-16 16:00:03 +00:00
rsc
9b37d1bfaa Add user.h for prototypes. 
Add cons_puts for cleaner output.
 2006-07-16 15:36:31 +00:00