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xv6 is a modern re-implementation of Sixth Edition Unix in ANSI C for multiprocessor x86/x86_64 systems.
117 commits 2 branches 0 tags 12 MiB
C 86.1%
Assembly 3.7%
Makefile 3.4%
Shell 2.5%
Perl 2.3%
Other 2%
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rtm 350e63f7a9 no more proc[] entry per cpu for idle loop 
each cpu[] has its own gdt and tss
no per-proc gdt or tss, re-write cpu's in scheduler (you win, cliff)
main0() switches to cpu[0].mpstack
2006-08-15 22:18:20 +00:00
.cvsignore
asm.h
bio.c zero out all of dirent.name when creating 2006-08-12 22:44:26 +00:00
bootasm.S
bootmain.c
bootother.S
buf.h LRU disk cache replacement 2006-08-12 22:34:13 +00:00
cat.c
console.c commented out code for cwd 2006-08-15 15:53:46 +00:00
defs.h commented out code for cwd 2006-08-15 15:53:46 +00:00
dev.h init creates console, opens 0/1/2, runs sh 2006-08-11 13:55:18 +00:00
dot-bochsrc
echo.c
elf.h
fcntl.h low-level keyboard input (not hooked up to /dev yet) 2006-08-10 02:07:10 +00:00
fd.c fix iget() bug that allocated in-use inode[] entries 2006-08-13 15:51:58 +00:00
fd.h
fs.c commented out code for cwd 2006-08-15 15:53:46 +00:00
fs.h commented out code for cwd 2006-08-15 15:53:46 +00:00
fstests.c no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
fsvar.h namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
ide.c link() 2006-08-13 02:12:44 +00:00
init.c commented out code for cwd 2006-08-15 15:53:46 +00:00
ioapic.c fix iget() bug that allocated in-use inode[] entries 2006-08-13 15:51:58 +00:00
ioapic.h
kalloc.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
lapic.c
ls.c user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
main.c no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
Makefile no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
mkdir.c user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
mkfs.c set size for directories correctly in wdir and mkfs 2006-08-14 14:13:52 +00:00
mmu.h interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
mp.c
mp.h
Notes no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
param.h devsw 2006-08-09 16:04:04 +00:00
picirq.c wdir now uses readi/writei 2006-08-13 20:06:42 +00:00
pipe.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
printf.c user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
proc.c no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
proc.h no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
README
readme user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
rm.c user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
setjmp.S
sh.c user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
sign.pl
spinlock.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
spinlock.h interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
stat.h fstat 2006-08-12 04:33:50 +00:00
string.c
syscall.c set size for directories correctly in wdir and mkfs 2006-08-14 14:13:52 +00:00
syscall.h start on mkdir 2006-08-14 03:00:13 +00:00
trap.c no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
trapasm.S
traps.h
types.h
ulib.c set size for directories correctly in wdir and mkfs 2006-08-14 14:13:52 +00:00
user.h start on mkdir 2006-08-14 03:00:13 +00:00
user1.c
userfs.c user-level programs: mkdir and rm 2006-08-14 21:22:13 +00:00
usertests.c no more proc[] entry per cpu for idle loop 2006-08-15 22:18:20 +00:00
usys.S start on mkdir 2006-08-14 03:00:13 +00:00
vectors.pl
x86.h low-level keyboard input (not hooked up to /dev yet) 2006-08-10 02:07:10 +00:00

README 

This is the content of file README.