萍乡网站推广,近一个星期的新闻大事,wordpress文章首行,邢台163招聘最新信息我的手机sd卡需要分成两个分区#xff0c;在windowxp下面死活搞不成。主要的问题是#xff0c;window只认识sd卡的第一个分区。有人用修改驱动程序#xff0c;让windows把sd卡认成日立的microdisk#xff0c;分区和格式化也可以完成。但是在我的笔记本上#xff0c;sd读卡…我的手机sd卡需要分成两个分区在windowxp下面死活搞不成。主要的问题是window只认识sd卡的第一个分区。有人用修改驱动程序让windows把sd卡认成日立的microdisk分区和格式化也可以完成。但是在我的笔记本上sd读卡器是笔记本自带的不是接在usb接口上的这个方法也行不通。在linux下面给sd卡分区格式化是非常轻松的。我安装的系统是ubuntu10.04。sd卡插上之后自动mount了。所以第一步umount。$sudo -i 输入自己的密码取得root权限。# mount可以看到最后一行的设备号/dev/mmcblk0 on /media/60C5-3EC0 type vfat (rw,nosuid,nodev,uhelperudisks,uid1000,gid1000,shortnamemixed,dmask0077,utf81,flush)umount这个sd卡# umount /dev/mmcblk0下面上场的是fdisk工具。# fdisk /dev/mmcblk0fdisk命令都是非常简单的。WARNING: DOS-compatible mode is deprecated. Its strongly recommended toswitch off the mode (command c) and change display units tosectors (command u).Command (m for help): mCommand actiona toggle a bootable flagb edit bsd disklabelc toggle the dos compatibility flagd delete a partitionl list known partition typesm print this menun add a new partitiono create a new empty DOS partition tablep print the partition tableq quit without saving changess create a new empty Sun disklabelt change a partitions system idu change display/entry unitsv verify the partition tablew write table to disk and exitx extra functionality (experts only)先P看看sd卡的分区现状。然后d删除原分区n创建分区Command (m for help): nCommand actione extendedp primary partition (1-4)pPartition number (1-4): 1First cylinder (1-62528, default 1): 1Last cylinder, cylinders or size{K,M,G} (1-62528, default 62528): 1500Mt指定分区类型Command (m for help): tSelected partition 1Hex code (type L to list codes): L0 Empty 24 NEC DOS 81 Minix / old Lin bf Solaris 1 FAT12 39 Plan 9 82 Linux swap / So c1 DRDOS/sec (FAT-2 XENIX root 3c PartitionMagic 83 Linux c4 DRDOS/sec (FAT-3 XENIX usr 40 Venix 80286 84 OS/2 hidden C: c6 DRDOS/sec (FAT-4 FAT16 32M 41 PPC PReP Boot 85 Linux extended c7 Syrinx 5 Extended 42 SFS 86 NTFS volume set da Non-FS data 6 FAT16 4d QNX4.x 87 NTFS volume set db CP/M / CTOS / .7 HPFS/NTFS 4e QNX4.x 2nd part 88 Linux plaintext de Dell Utility 8 AIX 4f QNX4.x 3rd part 8e Linux LVM df BootIt 9 AIX bootable 50 OnTrack DM 93 Amoeba e1 DOS access a OS/2 Boot Manag 51 OnTrack DM6 Aux 94 Amoeba BBT e3 DOS R/O b W95 FAT32 52 CP/M 9f BSD/OS e4 SpeedStor c W95 FAT32 (LBA) 53 OnTrack DM6 Aux a0 IBM Thinkpad hi eb BeOS fs e W95 FAT16 (LBA) 54 OnTrackDM6 a5 FreeBSD ee GPT f W95 Extd (LBA) 55 EZ-Drive a6 OpenBSD ef EFI (FAT-12/16/10 OPUS 56 Golden Bow a7 NeXTSTEP f0 Linux/PA-RISC b11 Hidden FAT12 5c Priam Edisk a8 Darwin UFS f1 SpeedStor 12 Compaq diagnost 61 SpeedStor a9 NetBSD f4 SpeedStor 14 Hidden FAT16 3 63 GNU HURD or Sys ab Darwin boot f2 DOS secondary 16 Hidden FAT16 64 Novell Netware af HFS / HFS fb VMware VMFS 17 Hidden HPFS/NTF 65 Novell Netware b7 BSDI fs fc VMware VMKCORE 18 AST SmartSleep 70 DiskSecure Mult b8 BSDI swap fd Linux raid auto1b Hidden W95 FAT3 75 PC/IX bb Boot Wizard hid fe LANstep 1c Hidden W95 FAT3 80 Old Minix be Solaris boot ff BBT 1e Hidden W95 FAT1Hex code (type L to list codes): 6Changed system type of partition 1 to 6 (FAT16)这样就分好了第一个分区并且指定了分区为fat16。第二个我试做分区为linux分区Command (m for help): nCommand actione extendedp primary partition (1-4)pPartition number (1-4): 2First cylinder (48002-62528, default 48002): Using default value 48002Last cylinder, cylinders or size{K,M,G} (48002-62528, default 62528): Using default value 62528Command (m for help): tPartition number (1-4): 2Hex code (type L to list codes): 83好了看看成果。Command (m for help): pDisk /dev/mmcblk0: 2048 MB, 2048917504 bytes4 heads, 16 sectors/track, 62528 cylindersUnits cylinders of 64 * 512 32768 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x6f20736bDevice Boot Start End Blocks Id System/dev/mmcblk0p1 1 48001 1536024 6 FAT16/dev/mmcblk0p2 48002 62528 464864 83 Linux好了把分区信息写入磁盘。Command (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.WARNING: If you have created or modified any DOS 6.xpartitions, please see the fdisk manual page for additionalinformation.Syncing disks.下面开始格式化。首先是fat16分区#mkdosfs /dev/mmcblk0p1然后是linux分区#mkfs.ext3 /dev/mmcblk0p2完成之后取出sd卡再安装上去linux系统已经自动识别了两个分区可以用了。放到手机里面去吧。
