0fSPECIAL BOOT PARAMETERS - VARIOUS HARDWARE07                                    09F507

You can use the following boot parameters at the 0fboot:07 prompt, 
in combination with the boot method (see <09F307>).
If you use hex numbers you have to use the 0x prefix (e.g., 0x300).
0f
HARDWARE                               PARAMETER TO SPECIFY07
IBM PS/1 or ValuePoint (IDE disk)      0fhd=0bcylinders0f,0bheads0f,0bsectors07
Some IBM ThinkPads                     0ffloppy=thinkpad07
IBM Pentium Microchannel               0fmca-pentium no-hlt07
Protect I/O port regions               0freserve=0biobase0f,0bextent07[0f,0b...07]
Workaround faulty FPU (old machines)   0fno38707
Laptops with screen display problems   0fvga=77107
If your system hangs when booting, and the last message you see is
"aec671x-detect..", try                0fgdth=disable:y07
If you experience lockups or other hardware failures,
disable buggy APIC interrupt routing   0fnoapic nolapic07

For example:

  boot: linux vga=771 noapic nolapic

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