search for: e00h

Displaying 4 results from an estimated 4 matches for "e00h".

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2009 Mar 30
0
[PATCH 0/1] Add Diagnostic MBR for trouble-shooting
...rts the magic bytes and and read-sector error code. Holding down a shift key during boot will force CHS mode even if LBA is detected. Detailed information on reported data and usage is in the header commentary of mbr/mbr-diag.S; here is an example: DIAG L D80h C3FFh H10h S3Fh P1 O00000020 MAA55h E00h which means: [L]BA addressing mode (alternative is [C]HS), [D]isk 0x80, [C]ylinders 0x3FF, [H]eads 0x10, [S]ectors 0x3F, [P]artition active 1, [O]ffset to boot-sector 0x00000020, [M]agic bytes (of boot-sector) 0xAA55, [E]rror code (from AH=0x42/0x02, int 0x13) 0x00 TJ (1): Ad...
2009 Mar 30
0
[PATCH 0/1] v3: Add Diagnostic MBR for trouble-shooting
...tected. Holding down a Ctrl key will force loading the boot-sector from the first hard-disk regardless of the BIOS drive-number in DL. Detailed information on reported data and usage is in the header commentary of mbr/mbr-diag.S; here is an example: DIAG L D80h C3FFh H10h S3Fh P1 O00000020 MAA55h E00h which means: [L]BA addressing mode (alternative is [C]HS), [D]isk 0x80, [C]ylinders 0x3FF, [H]eads 0x10, [S]ectors 0x3F, [P]artition active 1, [O]ffset to boot-sector 0x00000020, [M]agic bytes (of boot-sector) 0xAA55, [E]rror code (from AH=0x42/0x02, int 0x13) 0x00 TJ (1): Ad...
2009 Mar 30
2
[PATCH 1/1] v2 Add Diagnostic MBR for trouble-shooting
...e is reset to 0xDEAD before the sector is read + to avoid inheriting the MBR magic on error + E error error code returned by BIOS 'read sector' interrupt (0x02 or 0x42, int 0x13). + '??' if no active partition. + + Examples: + L D80h C3D9h HFFh S3Fh P1 O00000020h MAA55h E00h + C D80h C3D9h HFFh S3Fh P1 O00000020h M0000h E04h + + Usage: + # set device to write diagnostic MBR to + DEV=/dev/sdc + # back-up existing MBR + sudo dd if=$DEV of=mbr-backup.bin bs=440 count=1 + # write diagnostic MBR to device + sudo dd if=mbr-diag.bin of=$DEV + # example: test in a virtual mach...
2009 Mar 30
0
[PATCH 1/1] Add Diagnostic MBR for trouble-shooting
...r (sector <offset> as read by BIOS) + value is reset to 0000 before the sector is read, to avoid inheriting the MBR magic on error + E error error code returned by BIOS 'read sector' interrupt (0x02 or 0x42, int 0x13) + + Examples: + L D80h C3D9h HFFh S3Fh P1 O00000020h MAA55h E00h + C D80h C3D9h HFFh S3Fh P1 O00000020h M0000h E04h + + Usage: + # set device to write diagnostic MBR to + DEV=/dev/sdc + # back-up existing MBR + sudo dd if=$DEV of=mbr-backup.bin bs=440 count=1 + # write diagnostic MBR to device + sudo dd if=mbr-diagnostic.bin of=$DEV + # example: test in a virtua...