{"id":4676,"date":"2016-02-10T16:07:25","date_gmt":"2016-02-10T16:07:25","guid":{"rendered":"http:\/\/blog.bachi.net\/?p=4676"},"modified":"2016-02-10T16:17:20","modified_gmt":"2016-02-10T16:17:20","slug":"format-usb-stick-with-fat32-on-freebsd","status":"publish","type":"post","link":"https:\/\/blog.bachi.net\/?p=4676","title":{"rendered":"Format USB Stick with FAT32 on FreeBSD"},"content":{"rendered":"<p><a href=\"http:\/\/www.codenicer.com\/content\/formatting-usb-drive-fat32-using-freebsd\">Formatting USB drive with FAT32 using FreeBSD<\/a><\/p>\n<pre class=\"brush: plain; title: Using fdisk:; notranslate\" title=\"Using fdisk:\">\r\nZero disk beginning with\r\n$ dd if=\/dev\/zero of=\/dev\/da0 bs=2m count=1\r\n\r\nChange first partition type to 12 (FAT32)\r\n$ fdisk -i \/dev\/da0\r\n&#x5B;....]\r\nDo you want to change our idea of what BIOS thinks ? &#x5B;n] n\r\n&#x5B;...]\r\nfdisk: invalid fdisk partition table found &lt;== No MBR found!!!\r\nMedia sector size is 512\r\nWarning: BIOS sector numbering starts with sector 1\r\nInformation from DOS bootblock is:\r\nThe data for partition 1 is:\r\nsysid 165 (0xa5),(FreeBSD\/NetBSD\/386BSD)\r\n    start 63, size 15663312 (7648 Meg), flag 80 (active)\r\n        beg: cyl 0\/ head 1\/ sector 1;\r\n        end: cyl 974\/ head 254\/ sector 63\r\nDo you want to change it? &#x5B;n] y\r\n\r\nThe static data for the slice 1 has been reinitialized to:\r\nsysid 165 (0xa5),(FreeBSD\/NetBSD\/386BSD)\r\n    start 63, size 15663312 (7648 Meg), flag 80 (active)\r\n        beg: cyl 0\/ head 1\/ sector 1;\r\n        end: cyl 974\/ head 254\/ sector 63\r\nSupply a decimal value for &quot;sysid (165=FreeBSD)&quot; &#x5B;165] 12\r\nSupply a decimal value for &quot;start&quot; &#x5B;63]\r\nSupply a decimal value for &quot;size&quot; &#x5B;15663312]\r\nExplicitly specify beg\/end address ? &#x5B;n]\r\nsysid 12 (0x0c),(DOS or Windows 95 with 32 bit FAT (LBA))\r\n    start 63, size 15663312 (7648 Meg), flag 80 (active)\r\n        beg: cyl 0\/ head 1\/ sector 1;\r\n        end: cyl 974\/ head 254\/ sector 63\r\nAre we happy with this entry? &#x5B;n] y\r\n\r\n&#x5B;...]\r\n\r\nWe haven't changed the partition table yet.  This is your last chance.\r\nparameters extracted from in-core disklabel are:\r\ncylinders=975 heads=255 sectors\/track=63 (16065 blks\/cyl)\r\n\r\nparameters to be used for BIOS calculations are:\r\ncylinders=975 heads=255 sectors\/track=63 (16065 blks\/cyl)\r\n\r\nInformation from DOS bootblock is:\r\n1: sysid 12 (0x0c),(DOS or Windows 95 with 32 bit FAT (LBA))\r\n    start 63, size 15663312 (7648 Meg), flag 80 (active)\r\n        beg: cyl 0\/ head 1\/ sector 1;\r\n        end: cyl 974\/ head 254\/ sector 63\r\n2: &lt;UNUSED&gt;\r\n3: &lt;UNUSED&gt;\r\n4: &lt;UNUSED&gt;\r\nShould we write new partition table? &#x5B;n] y\r\n\r\nInitialize fat32 file system\r\n$ newfs_msdos -F32 \/dev\/da1s1\r\n\/dev\/da1s1: 15659456 sectors in 244679 FAT32 clusters (32768 bytes\/cluster)\r\nBytesPerSec=512 SecPerClust=64 ResSectors=32 FATs=2 Media=0xf0 SecPerTrack=63\r\nHeads=255 HiddenSecs=0 HugeSectors=15663312 FATsecs=1912 RootCluster=2\r\nFSInfo=1 Backup=2\r\n<\/pre>\n<pre class=\"brush: plain; title: Using gpart:; notranslate\" title=\"Using gpart:\">\r\nList existing partitions\r\n$ gpart show da0\r\n\r\nDelete existing partitions\r\n$ gpart delete -i 1 da0\r\n1 being partition index, you might need to repeat this depending on output from gpart show\r\n\r\ndestroy label after deleting all partitions\r\n$ gpart destroy da0\r\n\r\ncreate new mbr spanning entire disk\r\n$ gpart create -s mbr da0\r\n\r\ncreate new fat32 partition spanning entire disk\r\n$ gpart add -t fat32 da0\r\n\r\nInitialize fat32 file system\r\n$ newfs_msdos -F32 \/dev\/da0s1\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Formatting USB drive with FAT32 using FreeBSD Zero disk beginning with $ dd if=\/dev\/zero of=\/dev\/da0 bs=2m count=1 Change first partition type to 12 (FAT32) $ fdisk -i \/dev\/da0 &#x5B;&#8230;.] Do you want to change our idea of what BIOS thinks ? &#x5B;n] n &#x5B;&#8230;] fdisk: invalid fdisk partition table found &lt;== No MBR found!!! Media [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4676","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts\/4676","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4676"}],"version-history":[{"count":4,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts\/4676\/revisions"}],"predecessor-version":[{"id":4681,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts\/4676\/revisions\/4681"}],"wp:attachment":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4676"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4676"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4676"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}