Re: [Etherboot-developers] Etherboot 5.1.7 (development) released
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marty_connor,
stefanhajnoczi
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From: <ke...@us...> - 2003-03-09 12:01:53
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>Older code like the floppy loader always builds the .rom files and looks like >: >floppyprefix rom_header start16 .img > >Things are simpler in the makefile for .dsk images because it happens >in two separate steps instead of just one. Hmm, that suggests that it's possible to remove the rom_header from this chain and have boot1a.s load the rest, perhaps with the help from an auxiliary script to set a word in boot1a.s indicating how many blocks to load. Then boot1a.s would not be subject to the 127.5 kiB limitation of ROM images. In the past the floppy loader was used to check that the ROM image would work, but I think the production process is reliable enough that we can believe that prepending loader.S will produce a valid ROM. |