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disk: dos: add code for creating MBR partition layout

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Add a code for creating and writing MBR partition layout. The code generates
similar layout of EBRs (Exteneded Block Records) and logical volumes as
Linux's fdisk utility.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
This commit is contained in:
Marek Szyprowski
2020-12-23 13:55:14 +01:00
committed by Tom Rini
parent cb571f91c6
commit 20bd5ac6e4
3 changed files with 174 additions and 0 deletions
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disk/part_dos.h
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@@ -19,6 +19,8 @@
#define DOS_PART_TYPE_EXTENDED_LBA 0x0F
#define DOS_PART_TYPE_EXTENDED_LINUX 0x85
#define DOS_PART_DEFAULT_GAP 2048
typedef struct dos_partition {
unsigned char boot_ind; /* 0x80 - active */
unsigned char head; /* starting head */