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xv6-cs450
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usys.S: put before init.c, STUB -> SYSCALL

This commit is contained in:
rsc 2009-05-31 02:14:04 +00:00
parent 90bab90832
commit 949e55902b
2 changed files with 22 additions and 22 deletions
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2
runoff.list
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@ -66,8 +66,8 @@ timer.c
# user-level
initcode.S
init.c
usys.S
init.c
sh.c

42
usys.S
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@ -1,30 +1,30 @@
#include "syscall.h"
#include "traps.h"
#define STUB(name) \
#define SYSCALL(name) \
.globl name; \
name: \
movl $SYS_ ## name, %eax; \
int $T_SYSCALL; \
ret
STUB(fork)
STUB(exit)
STUB(wait)
STUB(pipe)
STUB(read)
STUB(write)
STUB(close)
STUB(kill)
STUB(exec)
STUB(open)
STUB(mknod)
STUB(unlink)
STUB(fstat)
STUB(link)
STUB(mkdir)
STUB(chdir)
STUB(dup)
STUB(getpid)
STUB(sbrk)
STUB(sleep)
SYSCALL(fork)
SYSCALL(exit)
SYSCALL(wait)
SYSCALL(pipe)
SYSCALL(read)
SYSCALL(write)
SYSCALL(close)
SYSCALL(kill)
SYSCALL(exec)
SYSCALL(open)
SYSCALL(mknod)
SYSCALL(unlink)
SYSCALL(fstat)
SYSCALL(link)
SYSCALL(mkdir)
SYSCALL(chdir)
SYSCALL(dup)
SYSCALL(getpid)
SYSCALL(sbrk)
SYSCALL(sleep)