Off - Work in progress

firmware/hal_keyboard.c

@@ -1194,6 +1194,17 @@ void shiftedalphaKeyHandler(BINT keymsg)
 }
 
 
+void offKeyHandler(BINT keymsg)
+{
+    // GET EVERYTHING READY FOR A WARM-RESTART
+
+    cpu_off();
+    // DOES NOT RETURN
+
+}
+
+
+
 #define DECLARE_KEYHANDLER(name,lsymbol,csymbol) void name##KeyHandler(BINT keymsg) \
                                                     { \
                                                     alphasymbolKeyHandler(keymsg,(BYTEPTR)(lsymbol),(BYTEPTR)(csymbol)); \

firmware/sys/target_50g/cpu.c

@@ -223,3 +223,25 @@ void cpu_flushTLB(void)
     asm volatile ("mcr p15, 0, %0, c8, c7, 0" : : "r" (value));
 
 }
+
+void cpu_off()
+{
+    // TODO: CHECK FOR SERIAL TRANSMISSIONS, SD CARD WRITE OPERATIONS, ETC BEFORE GOING DOWN
+
+
+    // MASK ALL INTERRUPTS
+    __cpu_intoff();
+
+    // SETUP ON KEY TO WAKE UP
+
+
+
+
+    // SETUP ALARM TO WAKE UP
+
+    // SAVE SOMETHING IN RSTATUS3 AND 4
+
+    // GO OFF!
+
+
+}

firmware/sys/target_pc/cpu.c

@@ -89,3 +89,8 @@ void cpu_flushTLB(void)
 {
 // DUMMY
 }
+
+void cpu_off()
+{
+    // DUMMY
+}