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Minor fixes and improvements for sys_call().

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This commit is contained in:
Jorrit Herder
2005-07-26 13:51:21 +00:00
parent fd4b7f7a1d
commit a41eb700e8
7 changed files with 36 additions and 35 deletions
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8
lib/i386/rts/_ipc.s
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@@ -2,12 +2,12 @@
.define __echo, __alert, __send, __nb_send, __receive, __nb_receive, __sendrec, __notify
! See src/kernel/ipc.h for C definitions
ECHO = 0
SEND = 1
RECEIVE = 2
SENDREC = 3 + 32 ! flags 0x20 to request fresh answer
NOTIFY = 4
ALERT = 5
NOTIFY = 16
ALERT = 4
ECHO = 8
NB_SEND = 1 + 16 ! flags 0x10 to prevent blocking
NB_RECEIVE = 2 + 16 ! flags 0x10 to prevent blocking
SYSVEC = 33 ! trap to kernel
@@ -99,7 +99,7 @@ __alert:
mov ebp, esp
push ebx
mov eax, SRC_DST(ebp) ! ebx = destination
mov ecx, ALERT ! _echo(srcdest, ptr)
mov ecx, ALERT ! _alert(srcdst)
int SYSVEC ! trap to the kernel
pop ebx
pop ebp