diff --git a/Makefile b/Makefile
index f75935b..1912439 100644
--- a/Makefile
+++ b/Makefile
@@ -194,6 +194,11 @@ $(KOBJDIR)/kernel/ke/cpuid.o: $(KALEIDDIR)/kernel/ke/cpuid.c \
 	@rm -f $@.1 $@.2
 	@echo ${CL2}[$@] ${CL}Compiled.${CL3}
 
+$(KOBJDIR)/kernel/ke/shcmds.o: $(KALEIDDIR)/kernel/sh/shcmds.c | $(KOBJDIR)
+	@mkdir -p $(shell dirname $@)
+	@$(KCC_MATHS) -MM -MT $(@:%.d=%.o) -MF $@ $<
+	@echo ${CL2}[$@] ${CL}Compiled.${CL3}
+
 $(KOBJDIR)/kernel/mm/paging.o: $(KALEIDDIR)/kernel/mm/paging.c \
 	$(KALEIDDIR)/kernel/mm/paging.asm  | $(KOBJDIR)
 	@mkdir -p $(shell dirname $@)
diff --git a/include/io/spkr.h b/include/io/spkr.h
index 815b4a6..760928a 100644
--- a/include/io/spkr.h
+++ b/include/io/spkr.h
@@ -32,7 +32,6 @@
 //----------------------------------------------------------------------------//
 
 void IoStartSpeaker(int);
-void IoQuietSpeaker(void);
 void IoDoBeep(void);
 void IoDoTone(uint tone, uint time);
 void IoDoBeepNoIdt(void);
diff --git a/kaleid/kernel/io/spkr.c b/kaleid/kernel/io/spkr.c
index 95ca317..53d25aa 100644
--- a/kaleid/kernel/io/spkr.c
+++ b/kaleid/kernel/io/spkr.c
@@ -24,6 +24,7 @@
 
 #include <io/spkr.h>
 #include <ke/time.h>
+#include <lib/buf.h>
 
 extern bool KeIdtIsInitialized;
 
@@ -44,7 +45,7 @@ void IoStartSpeaker(int freq)
     KeRestoreIRQs(flags);
 }
 
-void IoQuietSpeaker(void)
+static inline void IoQuietSpeaker(void)
 {
     ulong flags = KePauseIRQs();
     IoWriteByteOnPort(0x61, IoReadByteFromPort(0x61) & 0xFC);
@@ -54,8 +55,7 @@ void IoQuietSpeaker(void)
 void IoDoTone(uint tone, uint time)
 {
     IoStartSpeaker(tone);
-    KeDelayExecution(time);
-    IoQuietSpeaker();
+    KeSleep(time);
 }
 
 static void IoDoToneNoIdt(uint tone, uint time)
@@ -79,8 +79,6 @@ void IoDoBeepNoIdt(void)
 
 void IoDoStarWars(void)
 {
-    size_t i;
-
     struct Note {
         uint tone;
         uint time;
@@ -91,7 +89,6 @@ void IoDoStarWars(void)
                             {523, 60},  {87, 100},  {440, 200}, {110, 200},
                             {349, 140}, {87, 100},  {523, 60},  {87, 100},
                             {440, 200}, {110, 200}, {440, 200}, {110, 200},
-
                             {659, 200}, {110, 200}, {659, 200}, {110, 200},
                             {659, 200}, {87, 200},  {698, 140}, {87, 100},
                             {523, 60},  {87, 100},  {415, 200}, {87, 200},
@@ -99,7 +96,14 @@ void IoDoStarWars(void)
                             {440, 200}, {110, 200}, {110, 200}, {110, 200}
                           };
 
-    for (i = 0; i < sizeof(score)/sizeof(struct Note); i++) {
+    //bprintf(BStdOut, "\n");
+
+    for (uint i = 0; i < sizeof(score)/sizeof(struct Note); i++) {
         IoDoTone(score[i].tone, score[i].time);
+        //bprintf(BStdOut, "%d ", i);
+        //BStdOut->flusher(BStdOut);
     }
+    IoQuietSpeaker();
+
+    //bprintf(BStdOut, "FINISHED\n");
 }
diff --git a/kaleid/kernel/sh/shcmds.c b/kaleid/kernel/sh/shcmds.c
index e664dc5..93b2718 100644
--- a/kaleid/kernel/sh/shcmds.c
+++ b/kaleid/kernel/sh/shcmds.c
@@ -164,6 +164,28 @@ error_t CmdDumpATASect(int argc, char **argv, char *cmdline)
     return EOK;
 }
 
+error_t CmdFloat(int argc, char **argv, char *cmdline)
+{
+    double param = (double)ShAtoi(argv[1]);
+
+    double b = 138899.009 / (14.9); //9322,0811409
+
+    double b_ent = (double)(ulong)b;
+    double dec = 0.0;
+
+    KernLog("int(b) = %d \n", (ulong)b_ent);
+    KernLog("dec(b) = ");
+
+    for(double i = 0; i < param; i++) {
+        dec = (((b*param) - (b_ent*param)) * 10.0 * i / param);
+        KernLog("%d", (ulong)dec);
+    }
+
+    KernLog("\n");
+
+    return EOK;
+}
+
 error_t CmdHelp(int argc, char **argv, char *cmdline)
 {
     uint i, count = 0;
@@ -338,8 +360,9 @@ static Command_t testcmdtable[] =
     { "args",       CmdArgs,           "Print command line"                   },
     { "dmpsec",     CmdDumpATASect,    "Dump an ATA sector on screen"         },
     { "help",       CmdHelpTest,       "Show this message"                    },
-    { "pfault",     CmdPF,             "Provoke a PF. Usage: pfault <address>"},
-    { "pstest",     CmdPsTest,         "Scheduler test routine"               },
+    { "pf",         CmdPF,             "Provoke a PF. Usage: pfault <address>"},
+    { "ps",         CmdPsTest,         "Scheduler test routine"               },
+    { "float",      CmdFloat,          "Float test"                           },
     { "rpag",       CmdReloadPage,     "Reload the pages directory"           },
     { "shell",      CmdShell,          "Start a new shell (nested)",          },
     { "stkov",      CmdStackOverflow,  "Provoke a stack overflow"             },