Rename kboot.[ch] to bootloader.[ch] to improve clarity.

shared/bootloader.c

@@ -0,0 +1,12 @@
+#include "bootloader.h"
+
+void JumpToKboot(void) {
+    uint32_t runBootloaderAddress;
+    void (*runBootloader)(void *arg);
+
+    // Read the function address from the ROM API tree.
+    runBootloaderAddress = **(uint32_t **)(0x1c00001c);
+    runBootloader = (void (*)(void * arg))runBootloaderAddress;
+
+    runBootloader(NULL);
+}