X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Futils%2Fpintos;h=5557535457f34c1d9d71c374bea7c8f998a5cc67;hb=209f0b74c71b4eb5fed33ff4fa1271d3bc35b127;hp=a2168d225dc5405c1eea49bcb3e731f29f096f7c;hpb=c1dbe5441c49d0d25ab75508f11d20b581633663;p=pintos-anon

diff --git a/src/utils/pintos b/src/utils/pintos
index a2168d2..5557535 100755
--- a/src/utils/pintos
+++ b/src/utils/pintos
@@ -13,32 +13,34 @@ while (@ARGV) {
     } elsif ($arg eq 'run') {
 	run_vm (@ARGV);
 	exit 0;
-    } elsif ($arg =~ /^mem(?:ory)?=(\d+)/) {
+    } elsif ($arg =~ /^--mem(?:ory)?=(\d+)/) {
 	$mem = $1;
-    } elsif ($arg eq '--no-vga' || $arg eq '-nv') {
+    } elsif ($arg eq '-m') {
+	die "-m needs integer argument\n" if !@ARGV || $ARGV[0] !~ /^-?\d+$/;
+	$mem = shift (@ARGV);
+    } elsif ($arg eq '-j') {
+	die "-j need random seed argument\n" if !@ARGV;
+	die "-j need integer argument\n" if $ARGV[0] !~ /^-?\d+$/;
+	$jitter = shift (@ARGV);
+    } elsif ($arg =~ /--jitter=(-?\d+)$/) {
+	$jitter = $1;
+    } elsif ($arg eq '--no-vga' || $arg eq '-v') {
 	print "warning: --no-vga conflicts with --terminal\n"
 	    if $vga eq 'terminal';
 	$vga = 'none';
-    } elsif ($arg eq '--no-serial' || $arg eq '-ns') {
+    } elsif ($arg eq '--no-serial' || $arg eq '-s') {
 	$serial_out = 0;
     } elsif ($arg eq '--terminal' || $arg eq '-t') {
 	print "warning: --terminal conflicts with --no-vga\n"
 	    if $vga eq 'none';
 	$vga = 'terminal';
     } elsif ($arg eq 'make-disk') {
-	my ($force) = @ARGV > 0 && $ARGV[0] eq '--force';
-	shift @ARGV if $force;
 	usage () if @ARGV != 2;
 	my ($file, $mb) = @ARGV;
-	usage () if $mb !~ /^\d+$/;
+	usage () if $mb !~ /^\d+(\.\d+)?|\.\d+$/;
 	die "$file: already exists\n" if -e $file;
 
-	if ($mb != .5 && $mb != 1 && $mb != 1.5 && $mb != 2) {
-	    print "$file: recommended sizes are .5, 1, 1.5, or 2 MB\n";
-	    die "use --force to override\n" if !$force;
-	}
-
-	create_disk ($file, $mb * 1008);
+	create_disk ($file, int ($mb * 1008));
 	exit 0;
     } elsif ($arg eq 'put') {
 	usage () if @ARGV != 1 && @ARGV != 2;
@@ -113,11 +115,12 @@ sub usage {
     print "  --monitor        Debug with simulator's monitor\n";
     print "  --gdb            Debug with gdb\n";
     print "Display options: (default is VGA + serial)\n";
-    print "  -nv, --no-vga    No VGA display\n";
-    print "  -ns, --no-serial No serial output\n";
+    print "  -v, --no-vga     No VGA display\n";
+    print "  -s, --no-serial  No serial output\n";
     print "  -t, --terminal   Display VGA in terminal (Bochs only)\n";
     print "VM options:\n";
-    print "  --mem=MB         Run VM with MB megabytes of physical memory\n";
+    print "  -j SEED          Randomize timer interrupts (Bochs only)\n";
+    print "  -m, --mem=MB     Run VM with MB megabytes of physical memory\n";
     exit $exitcode;
 }
 
@@ -182,10 +185,14 @@ sub run_vm {
 	    print BOCHSRC "display_library: term\n";
 	}
 	close (BOCHSRC);
-	run_command ($bin, '-q');
+	@cmd = ($bin, '-q');
+	push (@cmd, '-j', $jitter) if defined $jitter;
+	run_command_no_die (@cmd);
     } elsif ($sim eq 'qemu') {
 	print "warning: qemu doesn't support --terminal\n"
 	    if $vga eq 'terminal';
+	print "warning: qemu doesn't support jitter\n"
+	    if defined $jitter;
 	my (@cmd) = ('qemu');
 	push (@cmd, '-hda', $disks[0]) if defined $disks[0];
 	push (@cmd, '-hdb', $disks[1]) if defined $disks[1];
@@ -204,6 +211,8 @@ sub run_vm {
 	    if $vga eq 'none';
 	print "warning: VMware GSX Server doesn't support --terminal\n"
 	    if $vga eq 'terminal';
+	print "warning: VMware GSX Server doesn't support jitter\n"
+	    if defined $jitter;
 
 	open (VMX, ">pintos.vmx") or die "pintos.vmx: create: $!\n";
 	chmod 0777 & ~umask, "pintos.vmx";
@@ -273,6 +282,11 @@ sub run_command {
     die "command failed\n" if system (@_);
 }
 
+sub run_command_no_die {
+    print join (' ', @_), "\n";
+    system (@_);
+}
+
 sub search_path {
     my ($target) = @_;
     for $dir (split (':', $ENV{PATH})) {