Re: Generic boot image support in makefs(8)

[jnemeth%victoria.tc.ca@localhost (John Nemeth)]

On Jun 12,  3:30pm, Ignatios Souvatzis wrote:
} On Sun, Jan 20, 2008 at 11:20:11AM -0800, John Nemeth wrote:
} > On Jun 12,  7:51am, Ignatios Souvatzis wrote:
} > } On Sun, Jan 20, 2008 at 02:30:18AM -0800, John Nemeth wrote:
} > } > On Jun 12,  3:43am, David Laight wrote:
} > } > } On Sun, Jan 20, 2008 at 02:41:43PM +0900, ITOH Yasufumi wrote:
} > } > } > 
} > } > } > hp700 LIF uses bytes 0-1 (0x80 0x00) and 240-251 (points to IPL 
location)
} > } > } > of the first sector.  The IPL itself is placed elsewhere.
} > } > } 
} > } > } I wonder if you could get an i386 bootstrap in there as well!
} > } > } Fitting something belowe the sparc label might be lively,
} > } > } but 0x80 0x00 0x00 is a likely nop (addb $0,(%bx,%si)).
} > } > 
} > } >      I created a bootable CD using makefs that boots on both my i386
} > } > laptop and my Ultra 1.
} > } 
} > } That's always possible (and no relevant test for the above question) as 
} > } PC's use two different methods to boot from CD's, and don't need sector 0
} > } for that _ON A CD_.
} > 
} >      Yes, and my point is that I'm able to boot both types of systems
} > using the "new" PC boot method and thus you can use both PC CD boot
} > methods in conjunction with Sun's boot method.
} 
} I might be totally confused, but afaik *neither* PC CD booting method 
} uses sector 0.

     That may be possible.  Although, in that case, I wonder where the
boot sector goes when using no-emul-boot.

}-- End of excerpt from Ignatios Souvatzis