Dear Guang,
Am Montag, den 29.04.2013, 16:56 +0800 schrieb li guang: > 在 2013-04-29一的 10:47 +0200，Paul Menzel写道： > > Am Montag, den 29.04.2013, 10:19 +0200 schrieb Paul Menzel: > > > Am Sonntag, den 28.04.2013, 20:21 -0700 schrieb ron minnich: > > > > On Sun, Apr 28, 2013 at 7:24 PM, Vladimir 'φ-coder/phcoder' Serbinenko > > > > wrote: > > > > > > > > > Could we have a sane discussion about why it's not suitable for this > > > > > or > > > > > that scenario and what would need to be fixed? Not just > > > > > quasi-fanatical > > > > > "I don't want it". > > > > > > > > I guess I missed the part where not wanting something was considered > > > > insane. > > > > > > […] > > > > > > Could you all please read what Vladimir actually wrote and not put > > > something in his mouth! > > > > > > »You need something as GRUB for it since the chip is too small > > > to hold a kernel anyway.« > > > > > > The »something« makes a difference. > > > > > > He just informed Guang, that he needs a payload, which Guang did not > > > consider yet. As Vladimir already knows coreboot due to his X201s work > > > and dealt with Loongson I find it very nice of him to share his opinion. > > > > Guang, from all of the respondents I probably are the most inexperienced > > one, so my answers might be incorrect. One of the strong points of > > coreboot is its PCI initialization framework, the ability to configure > > it with Kconfig and the ability to customize it > > Loongson platform be designed mostly like a PC, it also control PCI > devices. > > > because of the payload > > concept, where coreboot only initializes only the minimum of the > > hardware and a payload, like SeaBIOS, FILO and GRUB, can take over. > > I'm not quite clear about code flow between bootblock and payload > for now, so, is there some document about it? coreboot has its own filesystem for the ROM called CBFS (coreboot filesystem). If I am right, coreboot by default loads the file `fallback/payload` stored in there and jumps to it/executes it [1]. > or can you give some hints for code flow? > Thanks! Some talks about coreboot were recorded. Peter Stuge’s talk »2008/12/27 coreboot at 25C3 in Berlin, Germany« linked from [2] is often recommended to watch to get an overview. […] Thanks, Paul [1] http://www.coreboot.org/Payloads [2] http://www.coreboot.org/News
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