请问关于android的board.c

请问android的board.c主要起到的作用是什么呢？谢谢 --------------------编程问答-------------------- --------------------编程问答-------------------- 请补全路径 --------------------编程问答-------------------- ./kernel_imx/arch/mips/nxp/pnx833x/stb22x/board.c
./bootable/bootloader/uboot-imx/lib_ppc/board.c
./bootable/bootloader/uboot-imx/lib_mips/board.c
./bootable/bootloader/uboot-imx/lib_m68k/board.c
./bootable/bootloader/uboot-imx/cpu/arm_cortexa8/omap3/board.c
./bootable/bootloader/uboot-imx/lib_i386/board.c
./bootable/bootloader/uboot-imx/lib_microblaze/board.c
./bootable/bootloader/uboot-imx/lib_arm/board.c
./bootable/bootloader/uboot-imx/lib_blackfin/board.c
./bootable/bootloader/uboot-imx/lib_nios2/board.c
./bootable/bootloader/uboot-imx/lib_avr32/board.c
./bootable/bootloader/uboot-imx/lib_sh/board.c
./bootable/bootloader/uboot-imx/lib_sparc/board.c
./bootable/bootloader/uboot-imx/lib_nios/board.c
不知道您说的是哪一个
问问题也要把问题描述清楚,这样谁愿意回答??

补充：移动开发 ,  Android