Zhiyi Huang 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
..
LICENSE 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
Makefile 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
README 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
a.out 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
arm.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
buf.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
cat.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
cat.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
cat.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
defs.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
echo.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
echo.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
echo.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
elf.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
fcntl.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
file.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
forktest.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
forktest.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
fs.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
grep.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
grep.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
grep.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
init.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
init.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
init.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
initcode 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
initcode.S 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
initcode.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
initcode.out 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
kill.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
kill.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
kill.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ln.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ln.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ln.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ls.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ls.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ls.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
memlayout.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
mkdir.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
mkdir.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
mkdir.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
mkfs.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
mmu.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
param.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
printf.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
proc.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
rm.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
rm.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
rm.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
sh.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
sh.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
sh.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
spinlock.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
stat.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
stressfs.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
stressfs.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
stressfs.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
syscall.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
traps.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
types.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
ulib.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
umalloc.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
user.h 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
usertests.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
usertests.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
usertests.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
usys.S 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
usys.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
usys_old.S 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
wc.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
wc.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
wc.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
zombie.asm 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
zombie.c 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos
zombie.sym 9f5d9ac2be Initial full repository; no usb keyboard yet; use miniuart for console. %!s(int64=11) %!d(string=hai) anos

README

xv6 is a re-implementation of Dennis Ritchie's and Ken Thompson's Unix
Version 6 (v6). xv6 loosely follows the structure and style of v6,
but is implemented for a modern x86-based multiprocessor using ANSI C.

ACKNOWLEDGMENTS

xv6 is inspired by John Lions's Commentary on UNIX 6th Edition (Peer
to Peer Communications; ISBN: 1-57398-013-7; 1st edition (June 14,
2000)). See also http://pdos.csail.mit.edu/6.828/2012/v6.html, which
provides pointers to on-line resources for v6.

xv6 borrows code from the following sources:
JOS (asm.h, elf.h, mmu.h, bootasm.S, ide.c, console.c, and others)
Plan 9 (entryother.S, mp.h, mp.c, lapic.c)
FreeBSD (ioapic.c)
NetBSD (console.c)

The following people have made contributions:
Russ Cox (context switching, locking)
Cliff Frey (MP)
Xiao Yu (MP)
Nickolai Zeldovich
Austin Clements

In addition, we are grateful for the patches contributed by Greg
Price, Yandong Mao, and Hitoshi Mitake.

The code in the files that constitute xv6 is
Copyright 2006-2012 Frans Kaashoek, Robert Morris, and Russ Cox.

ERROR REPORTS

If you spot errors or have suggestions for improvement, please send
email to Frans Kaashoek and Robert Morris (kaashoek,[email protected]).

BUILDING AND RUNNING XV6

To build xv6 on an x86 ELF machine (like Linux or FreeBSD), run "make".
On non-x86 or non-ELF machines (like OS X, even on x86), you will
need to install a cross-compiler gcc suite capable of producing x86 ELF
binaries. See http://pdos.csail.mit.edu/6.828/2012/tools.html.
Then run "make TOOLPREFIX=i386-jos-elf-".

To run xv6, you can use the Bochs or QEMU PC simulators. Bochs makes
debugging easier, but QEMU is much faster. To run in Bochs, run "make
bochs" and then type "c" at the bochs prompt. To run in QEMU, run
"make qemu".

To create a typeset version of the code, run "make xv6.pdf". This
requires the "mpage" utility. See http://www.mesa.nl/pub/mpage/.