Robert Morris
5ab868fd90
set only PG and WP in vminit; the rest don't seem to be needed and are confusing
2010-08-30 06:38:58 -04:00
Austin Clements
2c536bff67
Remove memcpy prototypes at Russ' request to prevent code from calling
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memcpy directly.
2009-10-07 13:06:55 -04:00
Austin Clements
6639ce56d9
Provide memcpy for compatibility with older versions of gcc
2009-10-07 12:05:56 -04:00
rsc
a1af366500
add struct stat decl
2007-08-28 04:20:25 +00:00
rsc
efc12b8e61
Replace yield system call with sleep.
2007-08-27 13:34:35 +00:00
rsc
07090dd705
Remove struct uinode.
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Remove type arg to mknod (assume T_DEV).
2007-08-24 20:54:23 +00:00
rsc
1b789e1d50
Remove puts in favor of printf.
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Allow multiple arguments to ls.
2007-08-24 20:03:40 +00:00
rsc
eaea18cb9c
PDF at http://am.lcs.mit.edu/~rsc/xv6.pdf
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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
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test malloc
2006-08-24 19:24:36 +00:00
kaashoek
ea2909b6b5
user-level malloc (untested)
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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
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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
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renumber system calls (run gmake clean!)
skeleton for dup system call
2006-08-20 03:08:54 +00:00
kaashoek
8787cd01df
chdir
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cd in shell
nits in mkdir, ls, etc.
2006-08-19 23:41:34 +00:00
kaashoek
d15f0d1033
start on mkdir
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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
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no more cons_put system calls
usertests tests two processes writing files
2006-08-12 11:38:57 +00:00
kaashoek
1f544842ce
fstat
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primitive ls
2006-08-12 04:33:50 +00:00
rtm
17a856577f
init creates console, opens 0/1/2, runs sh
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sh accepts 0-argument commands (like userfs)
reads from console
2006-08-11 13:55:18 +00:00
kaashoek
28d9ef04dd
printf
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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()
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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.
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Add cons_puts for cleaner output.
2006-07-16 15:36:31 +00:00
