格式化sd卡的命令_mobax 格式化内存卡命令-优快云博客

本文链接：https://blog.youkuaiyun.com/u011006622/article/details/78285124

本文介绍了一种通过Makefile脚本来实现不同容量SD卡的分区与格式化的方法。针对1GB、2GB和16GB的SD卡，详细说明了如何创建两个分区：一个用于启动的FAT32分区和一个ext3分区。此外，还提供了仅创建启动分区的指令及卸载SD卡的步骤。

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使用时； make fm_sd_1G

Makefile文件的内容为：

SDCARD=/dev/sdc

TOPDIR:=$(shell pwd)

fm_sd_1G:
-umount ${SDCARD}1
-umount ${SDCARD}2
echo fdisk $(SDCARD)
-for i in d 1 d 2 x h 255 s 63 c 120 r n p 1 1 +360M n p 2 50 120 t 1 c a 1 p w q; \
do echo $${i}; done | fdisk $(SDCARD)
mkfs.vfat -F 32 -n boot ${SDCARD}1
mkfs.ext3 ${SDCARD}2
mkdir -p /media/mmc1
mkdir -p /media/mmc2
mount ${SDCARD}1 /media/mmc1
mount ${SDCARD}2 /media/mmc2
echo "format sdcard done!"

fm_sd_2G:
-umount ${SDCARD}1
-umount ${SDCARD}2
echo fdisk $(SDCARD)
-for i in d 1 d 2 x h 255 s 63 c 242 r n p 1 1 +640M n p 2 100 242 t 1 c a 1 p w q; \
do echo $${i}; done | fdisk $(SDCARD)
mkfs.vfat -F 32 -n boot ${SDCARD}1
mkfs.ext3 ${SDCARD}2
mkdir -p /media/mmc1
mkdir -p /media/mmc2
mount ${SDCARD}1 /media/mmc1
mount ${SDCARD}2 /media/mmc2
echo "format sdcard done!"

fm_sd_16G:
-umount ${SDCARD}1
-umount ${SDCARD}2
echo fdisk $(SDCARD)
-for i in d 1 d 2 x h 64 s 32 c 14772 r n p 1 2048 +640M n p 2 1312768 30253055 t 1 c a 1 p w q; \
do echo $${i}; done | fdisk $(SDCARD)
mkfs.vfat -F 32 -n boot ${SDCARD}1
mkfs.ext3 ${SDCARD}2
mkdir -p /media/mmc1
mkdir -p /media/mmc2
mount ${SDCARD}1 /media/mmc1
mount ${SDCARD}2 /media/mmc2
echo "format sdcard done!"

fdisk-boot:
-umount ${SDCARD}1
-umount ${SDCARD}2
echo fdisk $(SDCARD)
-for i in d 1 d 2 x h 255 s 63 c 242 r n p 1 1 242 t 1 c a 1 p w q; \
do echo $${i}; done | fdisk $(SDCARD)
mkfs.vfat -F 32 -n boot ${SDCARD}1
mkdir -p /media/mmc1
mount ${SDCARD}1 /media/mmc1
echo "format sdcard done!"

fm_eject:
umount ${SDCARD}1
umount ${SDCARD}2
eject ${SDCARD}
echo "make sdcard done!"