There are some disadvantages to living in a weird timezone, mostly that you end up having conversations with yourself.
On Mon, Sep 8, 2014 at 4:32 PM, Chris Packham <judge.pack...@gmail.com> wrote: > Hi All, > > I have come across what I think is a relocation problem for powerpc. > > I've added the following to ArpTimeoutCheck > > + printf("NetArpWaitTimerStart = %ld\n", NetArpWaitTimerStart); > + printf("&NetArpWaitTimerStart = %p\n", &NetArpWaitTimerStart); > + printf("NetArpWaitTry = %d\n", NetArpWaitTry); > + printf("&NetArpWaitTry = %p\n", &NetArpWaitTry); > + printf("NetArpWaitTxPacketSize = %d\n", NetArpWaitTxPacketSize); > + printf("&NetArpWaitTxPacketSize = %p\n", &NetArpWaitTxPacketSize); > > Which yields the following output > > NetArpWaitTimerStart = 0 > &NetArpWaitTimerStart = f00000d0 > NetArpWaitTry = 1 > &NetArpWaitTry = 7ffb0058 > NetArpWaitTxPacketSize = 42 > &NetArpWaitTxPacketSize = 7ffb0078 > > That looks to me like NetArpWaitTimerStart hasn't been relocated for > some reason. Looking at my u-boot.map NetArpWaitTimerStart is the last > item in the .sbss section > > Here's the relevant snippets for the variables I'm displaying > > 0x00000000f0000058 NetArpWaitTry > 0x00000000f0000078 NetArpWaitTxPacketSize > 0x00000000f00000d0 NetArpWaitTimerStart > > The actual problem for me is that ARPs timeout and various network > things fail. Has anyone got any clues as to why this one particular > variable isn't getting relocated. > > Thanks, > Chris > > More info: > I'm building P2041RDB_config > > $ git describe > v2014.10-rc2-15-g2ec8915 > > => version > U-Boot 2014.10-rc2-00015-g2ec8915-dirty (Sep 08 2014 - 16:18:42) > powerpc-e500-linux-gnu-gcc (Gentoo 4.6.3-r1 p1.9, pie-0.5.2) 4.6.3 > GNU ld (GNU Binutils) 2.21 I'm not confident enough to say it's a fix but the following seems to solve the relocation problem for NetArpWaitTimerStart. diff --git a/arch/powerpc/cpu/mpc85xx/u-boot.lds b/arch/powerpc/cpu/mpc85xx/u-boot.lds index 2cf0b25..36711b0 100644 --- a/arch/powerpc/cpu/mpc85xx/u-boot.lds +++ b/arch/powerpc/cpu/mpc85xx/u-boot.lds @@ -54,7 +54,7 @@ SECTIONS _FIXUP_TABLE_ = .; KEEP(*(.fixup)) } - __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2); __fixup_entries = (. - _FIXUP_TABLE_) >> 2; .data : _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot