Capitalize QEMU properly.

From chris@seberino.org.

diff --git a/doc/installation.texi b/doc/installation.texi
index 5e35e8b2e0f82240715b09b39a37bec42633baf0..f513a746134336fca132e91db2bd096163c8210e 100644 (file)
--- a/doc/installation.texi
+++ b/doc/installation.texi
@@ -40,8 +40,8 @@ Required: @uref{http://www.gnu.org/software/make/, GNU make}, version
 3.80 or later.
 
 @item
-Recommended: @uref{http://fabrice.bellard.free.fr/qemu/, qemu}, version
-0.8.0 or later.  If qemu is not available, Bochs can be used, but its
+Recommended: @uref{http://fabrice.bellard.free.fr/qemu/, QEMU}, version
+0.8.0 or later.  If QEMU is not available, Bochs can be used, but its
 slowness is frustrating.
 
 @item

diff --git a/doc/intro.texi b/doc/intro.texi
index 47ba0569d3b0b7b5e16a2ed85f1f0c4b60cb3c07..afa067d86a659ba7e828bd6664702a25925cc22f 100644 (file)
--- a/doc/intro.texi
+++ b/doc/intro.texi
@@ -16,7 +16,7 @@ CPU and its peripheral devices accurately enough that unmodified operating
 systems and software can run under it.  In class we will use the
 @uref{http://bochs.sourceforge.net, , Bochs} and 
 @uref{http://fabrice.bellard.free.fr/qemu/, ,
-qemu} simulators.  Pintos has also been tested with
+QEMU} simulators.  Pintos has also been tested with
 @uref{http://www.vmware.com/, , VMware Player}.
 
 These projects are hard.  CS 140 has a reputation of taking a lot of
@@ -250,7 +250,7 @@ from them by @option{--}, so that the whole command looks like
 @code{pintos @var{option}@dots{} -- @var{argument}@dots{}}.  Invoke
 @code{pintos} without any arguments to see a list of available options.
 Options can select a simulator to use: the default is Bochs, but
-@option{--qemu} selects qemu.  You can run the simulator
+@option{--qemu} selects QEMU.  You can run the simulator
 with a debugger (@pxref{GDB}).  You can set the amount of memory to give
 the VM.  Finally, you can select how you want VM output to be displayed:
 use @option{-v} to turn off the VGA display, @option{-t} to use your
@@ -308,9 +308,9 @@ timings, in which a one-second delay should take approximately one
 second of real time.  Simulation in real-time mode is not reproducible,
 and options @option{-j} and @option{-r} are mutually exclusive.
 
-The qemu simulator is available as an
+The QEMU simulator is available as an
 alternative to Bochs (use @option{--qemu} when invoking
-@command{pintos}).  The qemu simulator is much faster than Bochs, but it
+@command{pintos}).  The QEMU simulator is much faster than Bochs, but it
 only supports real-time simulation and does not have a reproducible
 mode.
 
@@ -338,7 +338,7 @@ After running all the tests, @command{make check} also prints a summary
 of the test results.
 
 For project 1, the tests will probably run faster in Bochs.  For the
-rest of the projects, they will run much faster in qemu.
+rest of the projects, they will run much faster in QEMU.
 @command{make check} will select the faster simulator by default, but
 you can override its choice by specifying @option{SIMULATOR=--bochs} or
 @option{SIMULATOR=--qemu} on the @command{make} command line.

diff --git a/src/devices/serial.c b/src/devices/serial.c
index 92b00ef06eaa67513be6858101f41358b54bb291..f4d0de8114a6818d51730aadedfd116b1570cb40 100644 (file)
--- a/src/devices/serial.c
+++ b/src/devices/serial.c
@@ -206,7 +206,7 @@ static void
 serial_interrupt (struct intr_frame *f UNUSED) 
 {
   /* Inquire about interrupt in UART.  Without this, we can
-     occasionally miss an interrupt running under qemu. */
+     occasionally miss an interrupt running under QEMU. */
   inb (IIR_REG);
 
   /* As long as we have room to receive a byte, and the hardware

diff --git a/src/threads/init.c b/src/threads/init.c
index c8889f10abbe6af8b1bca6c8874adadb045678f8..458f67cb2bbd7a7424950d8a219c9f08747c30f8 100644 (file)
--- a/src/threads/init.c
+++ b/src/threads/init.c
@@ -367,7 +367,7 @@ usage (void)
 
 
 /* Powers down the machine we're running on,
-   as long as we're running on Bochs or qemu. */
+   as long as we're running on Bochs or QEMU. */
 void
 power_off (void) 
 {
@@ -385,6 +385,8 @@ power_off (void)
 
   for (p = s; *p != '\0'; p++)
     outb (0x8900, *p);
+  asm ("cli; hlt");
+  printf ("still running...\n");
   for (;;);
 }
 

diff --git a/src/utils/pintos b/src/utils/pintos
index 9de9f9a0c28be0560e1c63b056cd2aec93df302b..0d7b8bca2476fa7946ccf288dcabdfeb089e4ac6 100755 (executable)
--- a/src/utils/pintos
+++ b/src/utils/pintos
@@ -108,7 +108,7 @@ where each OPTION is one of the following options
   and each ARGUMENT is passed to Pintos kernel verbatim.
 Simulator selection:
   --bochs                  (default) Use Bochs as simulator
-  --qemu                   Use qemu as simulator
+  --qemu                   Use QEMU as simulator
   --player                 Use VMware Player as simulator
 Debugger selection:
   --no-debug               (default) No debugger
@@ -454,7 +454,7 @@ sub print_bochs_disk_line {
     }
 }
 
-# Runs qemu.
+# Runs QEMU.
 sub run_qemu {
     print "warning: qemu doesn't support --terminal\n"
       if $vga eq 'terminal';
@@ -707,7 +707,7 @@ sub run_command {
 # Relays common signals to the subprocess.
 # If $timeout is set then the subprocess will be killed after that long.
 sub xsystem {
-    # qemu turns off local echo and does not restore it if killed by a signal.
+    # QEMU turns off local echo and does not restore it if killed by a signal.
     # We compensate by restoring it ourselves.
     my $cleanup = sub {};
     if (isatty (0)) {