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part_blk: support CHS and LBA extended partitions

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Issue #1576
This commit is contained in:
Christian Helmuth 2017-05-13 23:16:12 +02:00
parent 7c8ed37bd7
commit fd893a4f9b
1 changed files with 6 additions and 2 deletions
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8
repos/os/src/server/part_blk/mbr.h
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@ -38,7 +38,10 @@ struct Mbr_partition_table : public Block::Partition_table
*/
struct Partition_record
{
enum { INVALID = 0, EXTENTED = 0x5, PROTECTIVE = 0xee, };
enum {
INVALID = 0,
EXTENTED_CHS = 0x5, EXTENTED_LBA = 0xf, PROTECTIVE = 0xee
};
Genode::uint8_t _unused[4];
Genode::uint8_t _type; /* partition type */
Genode::uint8_t _unused2[3];
@ -46,7 +49,8 @@ struct Mbr_partition_table : public Block::Partition_table
Genode::uint32_t _sectors; /* number of sectors */
bool valid() { return _type != INVALID; }
bool extented() { return _type == EXTENTED; }
bool extented() { return _type == EXTENTED_CHS
|| _type == EXTENTED_LBA; }
bool protective() { return _type == PROTECTIVE; }
} __attribute__((packed));