File list (Check if you may need any files):
stm32f4_discovery_usb_msc_demo\cmsis\core_cm4.h
..............................\.....\core_cm4_simd.h
..............................\.....\core_cmFunc.h
..............................\.....\core_cmInstr.h
..............................\....._boot\startup\startup_stm32f4xx.c
..............................\..........\stm32f4xx.h
..............................\..........\stm32f4xx_conf.h
..............................\..........\system_stm32f4xx.c
..............................\..........\system_stm32f4xx.h
..............................\......lib\include\misc.h
..............................\.........\.......\stm32f4xx_dma.h
..............................\.........\.......\stm32f4xx_exti.h
..............................\.........\.......\stm32f4xx_fsmc.h
..............................\.........\.......\stm32f4xx_gpio.h
..............................\.........\.......\stm32f4xx_pwr.h
..............................\.........\.......\stm32f4xx_rcc.h
..............................\.........\.......\stm32f4xx_rng.h
..............................\.........\.......\stm32f4xx_spi.h
..............................\.........\.......\stm32f4xx_syscfg.h
..............................\.........\.......\stm32f4xx_tim.h
..............................\.........\.......\stm32f4xx_usart.h
..............................\.........\source\misc.c
..............................\.........\......\stm32f4xx_dma.c
..............................\.........\......\stm32f4xx_exti.c
..............................\.........\......\stm32f4xx_fsmc.c
..............................\.........\......\stm32f4xx_gpio.c
..............................\.........\......\stm32f4xx_pwr.c
..............................\.........\......\stm32f4xx_rcc.c
..............................\.........\......\stm32f4xx_rng.c
..............................\.........\......\stm32f4xx_spi.c
..............................\.........\......\stm32f4xx_syscfg.c
..............................\.........\......\stm32f4xx_tim.c
..............................\.........\......\stm32f4xx_usart.c
..............................\.oocox_test\coocox_test.elf.xcodeproj\project.pbxproj
..............................\...........\Debug\bin\coocox_test.bin
..............................\...........\.....\...\coocox_test.elf
..............................\...........\.....\...\coocox_test.hex
..............................\...........\.....\...\coocox_test.map
..............................\...........\.....\...\history.xml
..............................\...........\.....\obj\dependencies.xml
..............................\...........\.....\...\history.xml
..............................\...........\.....\...\main.o
..............................\...........\.....\...\misc.o
..............................\...........\.....\...\printf.o
..............................\...........\.....\...\semihosting.o
..............................\...........\.....\...\sh_cmd.o
..............................\...........\.....\...\startup_stm32f4xx.o
..............................\...........\.....\...\stm32f4xx_dma.o
..............................\...........\.....\...\stm32f4xx_exti.o
..............................\...........\.....\...\stm32f4xx_fsmc.o
..............................\...........\.....\...\stm32f4xx_gpio.o
..............................\...........\.....\...\stm32f4xx_it.o
..............................\...........\.....\...\stm32f4xx_pwr.o
..............................\...........\.....\...\stm32f4xx_rcc.o
..............................\...........\.....\...\stm32f4xx_rng.o
..............................\...........\.....\...\stm32f4xx_spi.o
..............................\...........\.....\...\stm32f4xx_syscfg.o
..............................\...........\.....\...\stm32f4xx_tim.o
..............................\...........\.....\...\stm32f4xx_usart.o
..............................\...........\.....\...\syscalls.o
..............................\...........\.....\...\system_stm32f4xx.o
..............................\...........\.....\...\usbd_core.o
..............................\...........\.....\...\usb