m_Do_Reset: OK (#35)

* m_Do_Reset: split and (some) decomp

decompiles:
- my_OSCancelAlarmAll()
- destroyVideo()

* mDoRst::reset(): decompile, plus some supporting code

* split DVD* functions to dvd.h

* mDoRst::resetCallBack(): decompile

libs/JSystem/JKernel/JKRArchivePub.cpp

@@ -1,4 +1,5 @@
 #include "JSystem/JKernel/JKRArchive/JKRArchive.h"
+#include "dvd/dvd.h"
 #include "global.h"
 
 asm void JKRArchive::check_mount_already(long, JKRHeap*) {

libs/JSystem/JKernel/JKRDvdAramRipper.cpp

@@ -1,4 +1,5 @@
 #include "JSystem/JKernel/JKRDvdAramRipper/JKRDvdAramRipper.h"
+#include "dvd/dvd.h"
 #include "global.h"
 
 asm void JKRDvdAramRipper::loadToAram(long, u32, JKRExpandSwitch, u32, u32, u32 *) {

libs/JSystem/JKernel/JKRDvdRipper.cpp

@@ -1,4 +1,5 @@
 #include "JSystem/JKernel/JKRDvdRipper/JKRDvdRipper.h"
+#include "dvd/dvd.h"
 #include "global.h"
 
 asm void JKRDvdRipper::loadToMainRAM(char const *, u8 *, JKRExpandSwitch, u32, JKRHeap *, JKRDvdRipper::EAllocDirection, u32, int *, u32 *) {

libs/JSystem/JKernel/JKRFileCache.cpp

@@ -1,4 +1,5 @@
 #include "JSystem/JKernel/JKRFileCache/JKRFileCache.h"
+#include "dvd/dvd.h"
 #include "global.h"
 
 asm void JKRFileCache::mount(char const*, JKRHeap*, char const*) {

libs/JSystem/JKernel/JKRFileFinder.cpp

@@ -1,4 +1,5 @@
 #include "JSystem/JKernel/JKRFileFinder/JKRFileFinder.h"
+#include "dvd/dvd.h"
 #include "global.h"
 
 asm  JKRArcFinder::JKRArcFinder(JKRArchive *, long, long) {

libs/JSystem/JUtility/JUTXfb.cpp

@@ -1 +1,8 @@
-// ok
+#include "JSystem/JUtility/JUTXfb/JUTXfb.h"
+
+void JUTXfb::clearIndex() {
+    this->active_xfb_index = -1;
+    this->last_drawn_xfb_index = -1;
+    this->next_xfb_buffer = -1;
+    return;
+}