> On 18. märts 2016, at 11:54, Andrei Borzenkov <arvidj...@gmail.com> wrote: > > On Fri, Mar 18, 2016 at 12:49 PM, Stanislav Kholmanskikh > <stanislav.kholmansk...@oracle.com> wrote: >> Hi! >> >> >> On 03/18/2016 11:30 AM, Andrei Borzenkov wrote: >>> >>> On Fri, Mar 18, 2016 at 11:07 AM, Vladimir 'phcoder' Serbinenko >>> <phco...@gmail.com> wrote: >>>> >>>> >>>> >>>> Le ven. 18 mars 2016 08:30, Andrei Borzenkov <arvidj...@gmail.com> a >>>> écrit : >>>>> >>>>> >>>>> Documentation says >>>>> >>>>> On sparc64 GRUB is unable to determine which server it was booted from. >>>>> >>>>> Could someone clarify what it means here? sparc64 is ieee1275 that >>>>> supports auto configuration for network boot - at least, it has code >>>>> to do it. So far the only platform where it is not possible seems to >>>>> be uboot (which is also missing from Platform limitations section). >>>> >>>> >>>> AFAIR sparc 64 doesn't provide fields code for ieee1275 depends on. >>>> Moreover >>>> sparc64 doesn't support booting via dhcp and works thorough rarp instead >>> >>> >>> >>> Strictly speaking they boot via bootparams protocol, RARP is used for >>> initial IP auto-configuration. Sun/Oracle servers support DHCP boot >>> for quite some time; actually it is mandatory for Solaris 11 AI >>> (automated installer). I am not sure whether they export this >>> information in OBP though. >>> >>> Someone from Oracle listening here? >> >> >> I can't say for Oracle HW in general, but on T4, T5, T7 machines booting via >> DHCP/TFTP is supported, for example via 'boot net:dhcp'. >> > > Sure, but is content of DHCP ACK available to GRUB (see > grub-core/net/drivers/ieee1275/ofnet.c:grub_ieee1275_net_config_real()) > - i.e. can GRUB do autoconfiguration of network interface used to load > it based on information from firmware? >
the ack is saved in /chosen-bootreply in forth code. (google /chosen-bootreply openboot does some hints in openboot source in coreboot.org). rgds, toomas _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org https://lists.gnu.org/mailman/listinfo/grub-devel
