[src/trunk]: src/sys/arch/usermode/usermode Print lwp values on syscall entry

[reinoud <reinoud%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/be133106db59
branches:  trunk
changeset: 771980:be133106db59
user:      reinoud <reinoud%NetBSD.org@localhost>
date:      Mon Dec 12 12:36:48 2011 +0000

description:
Print lwp values on syscall entry

diffstat:

 sys/arch/usermode/usermode/syscall.c |  22 ++++++++++++----------
 1 files changed, 12 insertions(+), 10 deletions(-)

diffs (74 lines):

diff -r f886e553e398 -r be133106db59 sys/arch/usermode/usermode/syscall.c
--- a/sys/arch/usermode/usermode/syscall.c      Mon Dec 12 12:20:30 2011 +0000
+++ b/sys/arch/usermode/usermode/syscall.c      Mon Dec 12 12:36:48 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: syscall.c,v 1.13 2011/12/11 20:33:52 reinoud Exp $ */
+/* $NetBSD: syscall.c,v 1.14 2011/12/12 12:36:48 reinoud Exp $ */
 
 /*-
  * Copyright (c) 2007 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: syscall.c,v 1.13 2011/12/11 20:33:52 reinoud Exp $");
+__KERNEL_RCSID(0, "$NetBSD: syscall.c,v 1.14 2011/12/12 12:36:48 reinoud Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -71,7 +71,7 @@
 
 extern const char *const syscallnames[];
 
-static void syscall_args_print(int code, int nargs, int argsize,
+static void syscall_args_print(lwp_t *l, int code, int nargs, int argsize,
        register_t *args);
 static void syscall_retvals_print(int code, int nargs, register_t *args,
        int error, register_t *rval);
@@ -122,7 +122,7 @@
         */
 
        if (!error)
-               syscall_args_print(code, nargs, argsize, args);
+               syscall_args_print(l, code, nargs, argsize, args);
 
        md_syscall_inc_pc(ucp, opcode);
 
@@ -152,11 +152,12 @@
 
 
 static void
-syscall_args_print(int code, int nargs, int argsize, register_t *args)
+syscall_args_print(lwp_t *l, int code, int nargs, int argsize, register_t *args)
 {
+//return;
        if (code != 4) {
-               printf("code %3d, nargs %d, argsize %3d\t%s(", 
-                       code, nargs, argsize, syscallnames[code]);
+               printf("lwp %p, code %3d, nargs %d, argsize %3d\t%s(", 
+                       l, code, nargs, argsize, syscallnames[code]);
                switch (code) {
                case 5:
                        printf("\"%s\", %"PRIx32", %"PRIx32"", (char *) (args[0]), (uint) args[1], (uint) args[2]);
@@ -177,10 +178,10 @@
                }
                printf(") ");
        }
-#if 1
+#if 0
        if ((code == 4)) {
-               dprintf_debug("[us] %s", (char *) args[1]);
-//             printf("[us] %s", (char *) args[1]);
+//             dprintf_debug("[us] %s", (char *) args[1]);
+               printf("[us] %s", (char *) args[1]);
        }
 #endif
 }
@@ -189,6 +190,7 @@
 static void
 syscall_retvals_print(int code, int nargs, register_t *args, int error, register_t *rval)
 {
+//return;
        if (code != 4)
                printf("=> %s: %d, (%"PRIx32", %"PRIx32")\n",
                        error?"ERROR":"OK", error, (uint) (rval[0]), (uint) (rval[1]));