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

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/.