File list (Check if you may need any files):
RockOS
......\44b0x.ini
......\44b0x.ses
......\app
......\...\app.c
......\...\app.elf
......\...\barber.c
......\...\makefile
......\...\music.c
......\...\music.h
......\...\music.o
......\...\philosopher.c
......\bin
......\...\MAKE.EXE
......\...\ram.bat
......\...\remove.bat
......\...\rom.bat
......\bsp
......\...\bsp.elf
......\...\itsn44b0x
......\...\.........\44b.h
......\...\.........\44b.inc
......\...\.........\44b_boot.o
......\...\.........\44b_boot.s
......\...\.........\44b_isr.h
......\...\.........\44b_isr_c.c
......\...\.........\44b_isr_c.o
......\...\.........\44b_isr_s.o
......\...\.........\44b_isr_s.s
......\...\.........\44b_lib.c
......\...\.........\44b_lib.h
......\...\.........\44b_lib.o
......\...\.........\44b_main.c
......\...\.........\44b_main.o
......\...\.........\arm_core.h
......\...\.........\arm_core_c.c
......\...\.........\arm_core_c.o
......\...\.........\arm_core_s.o
......\...\.........\arm_core_s.s
......\...\.........\bsp.h
......\...\.........\makefile
......\...\qw44b0x
......\...\.......\44b.h
......\...\.......\44b.inc
......\...\.......\44b_boot.o
......\...\.......\44b_boot.s
......\...\.......\44b_isr.h
......\...\.......\44b_isr_c.c
......\...\.......\44b_isr_c.o
......\...\.......\44b_isr_s.o
......\...\.......\44b_isr_s.s
......\...\.......\44b_lib.c
......\...\.......\44b_lib.h
......\...\.......\44b_lib.o
......\...\.......\44b_main.c
......\...\.......\44b_main.o
......\...\.......\arm_core.h
......\...\.......\arm_core.o
......\...\.......\arm_core_c.c
......\...\.......\arm_core_s.s
......\...\.......\bsp.h
......\...\.......\makefile
......\cfg
......\...\oscfg.h
......\...\typedef.h
......\core
......\....\core.c
......\....\core.elf
......\....\core.o
......\....\fsm.c
......\....\fsm.o
......\....\makefile
......\....\mem.c
......\....\mem.o
......\....\misc.c
......\....\misc.o
......\....\msg.c
......\....\msg.o
......\....\msgq.c
......\....\msgq.o
......\....\queue.c
......\....\queue.o
......\....\root.c
......\....\root.o
......\....\sem.c
......\....\sem.o
......\....\task.c
......\....\task.o
......\inc
......\...\appmsg.h
......\...\core.h
......\...\fsm.h
......\...\mem.h
......\...\misc.h
......\...\msg.h
......\...\msgq.h
......\...\os.h
......\...\os_check.h
......\...\os_const.h
......\...\os_type.h