Am Freitag, den 22.07.2011, 20:25 +0800 schrieb Hamo: > The first and most important reason is the size of bootblock. As I say > in the last mail, the internal SRAM for holding the first sector of > NAND Flash is very small. For example, Samsung 2410 CPU only has a 4K > internal SRAM. 4K is generally more than what the x86 bootblock uses.
> Second, ARM CPU is not as powerful as X86. The decompress function > will need much more time than that on X86. The bootblock also doesn't decompress. That's what the romstage (executed from ROM) does after RAM is alive. Patrick -- Patrick Georgi Fachbereich SINA-Entwicklung Geschäftsbereich Hochsicherheit secunet Security Networks AG Mergenthalerallee 77 65760 Eschborn, Germany Telefon +49 201 54 54-3610 Telefax +49 201 54 54-1325 [email protected] www.secunet.com Sitz: Kronprinzenstraße 30, 45128 Essen Amtsgericht Essen HRB 13615 Vorstand: Dr. Rainer Baumgart (Vors.), Thomas Koelzer, Thomas Pleines Aufsichtsratsvorsitzender: Dr. Karsten Ottenberg -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
