[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [XenARM] Question about booting parameter of Mini-OS for ARM
On Sun, 24 Mar 2013, Chen Baozi wrote: > Hi all, > > I'm reading Mini-OS's codes and to estimate the amount of work porting it to > ARM (Ian's GSoC idea this year). > > While Xen is booting Mini-OS on x86 platform, it passes the start_info_t to > the guest through ESI register. And Mini-OS would use this structure as the > argument of start_kernel. However, I didn't see codes handle the > start_info_t on ARM side. Instead, I see a more standard protocal when > booting ARM's dom0, which follows linux kernel bootstrap rules: > > r0 = 0, r1 = machine nr, r2 = atags or dtb pointer > > Does it mean that Xen for ARM does not use the start_info_t to pass > information when booting PV guest? > Or did I miss something important? That's right, we don't use start_info_t on ARM, in fact ARM guests are not exactly like x86 PV guests. The information present in the start_info page are either available via device tree or no used on ARM. _______________________________________________ Xen-arm mailing list Xen-arm@xxxxxxxxxxxxx http://lists.xen.org/cgi-bin/mailman/listinfo/xen-arm
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |