| Date | Thu, 13 Dec 2012 14:54:36 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH v6 18/27] x86, boot: add fields to support load bzImage and ramdisk above 4G |
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On 12/13/2012 02:02 PM, Yinghai Lu wrote: > 1EA/001 ALL edd_mbr_sig_buf_entries Number of entries in edd_mbr_sig_buffer > (below) > +1F0/001 ALL sentinel 0: states _ext_* fields are vali
0x1f0 is unsuitable for use as sentinel -- or in fact for any purpose -- because it is quite plausible that someone may (fairly sanely) start the copy range at 0x1f0 instead of 0x1f1... we really should have documented it that way but it is too late now.
However, we can use 0x1ef.
-hpa
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