From: Wolfgang Grandegger <wg@grandegger•com>
To: Josh Boyer <jwboyer@linux•vnet.ibm.com>
Cc: linuxppc-dev@ozlabs•org, David Gibson <dwg@au1•ibm.com>
Subject: Re: [patch 6/6] Walnut zImage wrapper
Date: Mon, 24 Sep 2007 14:20:36 +0200 [thread overview]
Message-ID: <46F7AB94.9060007@grandegger.com> (raw)
In-Reply-To: <20070924070312.3dee3dd9@weaponx.rchland.ibm.com>
Josh Boyer wrote:
> On Mon, 24 Sep 2007 09:49:33 +0200
> Wolfgang Grandegger <wg@grandegger•com> wrote:
>> The addition of treeboot-walnut.c breaks compilation of Linux-2.6 for
>> the lite5200 using the ppc_6xx toolchain of the ELDK 4.1:
>>
>> MODPOST vmlinux.o
>> WARNING: vmlinux.o(.text+0x14): Section mismatch: reference to
>> .init.text:prom_init (between '__start' and '__after_mmu_off')
>> WARNING: vmlinux.o(.text+0x28): Section mismatch: reference to
>> .init.text:early_init (between '__start' and '__after_mmu_off')
>> WARNING: vmlinux.o(.text+0x340c): Section mismatch: reference to
>> .init.text:machine_init (between 'start_here' and 'set_context')
>> WARNING: vmlinux.o(.text+0x3414): Section mismatch: reference to
>> .init.text:MMU_init (between 'start_here' and 'set_context')
>> WARNING: vmlinux.o(.text+0x343e): Section mismatch: reference to
>> .init.text:start_kernel (between 'start_here' and 'set_context')
>> WARNING: vmlinux.o(.text+0x3442): Section mismatch: reference to
>> .init.text:start_kernel (between 'start_here' and 'set_context')
>> GEN .version
>> CHK include/linux/compile.h
>> UPD include/linux/compile.h
>> CC init/version.o
>> LD init/built-in.o
>> LD vmlinux
>> SYSMAP System.map
>> BOOTAS arch/powerpc/boot/string.o
>> BOOTAS arch/powerpc/boot/crt0.o
>> BOOTCC arch/powerpc/boot/stdio.o
>> BOOTCC arch/powerpc/boot/main.o
>> BOOTCC arch/powerpc/boot/flatdevtree.o
>> BOOTCC arch/powerpc/boot/flatdevtree_misc.o
>> BOOTCC arch/powerpc/boot/ns16550.o
>> BOOTCC arch/powerpc/boot/serial.o
>> BOOTCC arch/powerpc/boot/simple_alloc.o
>> BOOTAS arch/powerpc/boot/div64.o
>> BOOTAS arch/powerpc/boot/util.o
>> BOOTCC arch/powerpc/boot/gunzip_util.o
>> BOOTCC arch/powerpc/boot/elf_util.o
>> BOOTCC arch/powerpc/boot/inffast.o
>> BOOTCC arch/powerpc/boot/inflate.o
>> BOOTCC arch/powerpc/boot/inftrees.o
>> BOOTCC arch/powerpc/boot/devtree.o
>> BOOTCC arch/powerpc/boot/oflib.o
>> BOOTCC arch/powerpc/boot/ofconsole.o
>> BOOTCC arch/powerpc/boot/4xx.o
>> BOOTCC arch/powerpc/boot/ebony.o
>> BOOTCC arch/powerpc/boot/mv64x60.o
>> BOOTCC arch/powerpc/boot/mpsc.o
>> BOOTCC arch/powerpc/boot/mv64x60_i2c.o
>> BOOTCC arch/powerpc/boot/cuboot.o
>> BOOTCC arch/powerpc/boot/bamboo.o
>> BOOTAR arch/powerpc/boot/wrapper.a
>> BOOTCC arch/powerpc/boot/of.o
>> BOOTCC arch/powerpc/boot/cuboot-83xx.o
>> BOOTCC arch/powerpc/boot/cuboot-85xx.o
>> BOOTCC arch/powerpc/boot/holly.o
>> BOOTCC arch/powerpc/boot/cuboot-ebony.o
>> BOOTCC arch/powerpc/boot/treeboot-ebony.o
>> BOOTCC arch/powerpc/boot/prpmc2800.o
>> BOOTAS arch/powerpc/boot/ps3-head.o
>> BOOTAS arch/powerpc/boot/ps3-hvcall.o
>> BOOTCC arch/powerpc/boot/ps3.o
>> BOOTCC arch/powerpc/boot/treeboot-bamboo.o
>> BOOTCC arch/powerpc/boot/cuboot-sequoia.o
>> BOOTCC arch/powerpc/boot/treeboot-walnut.o
>> {standard input}: Assembler messages:
>> {standard input}:184: Error: Unrecognized opcode: `mfdcr'
>> {standard input}:185: Error: Unrecognized opcode: `mfdcr'
>> {standard input}:186: Error: Unrecognized opcode: `mfdcr'
>> {standard input}:217: Error: Unrecognized opcode: `mtdcr'
>> make[1]: *** [arch/powerpc/boot/treeboot-walnut.o] Error 1
>> make: *** [uImage] Error 2
>>
>> It looks like the ppc_6xx toolchain does not know the opcode above. I
>> wonder why files for other PowerPC sub-archs like 4xx are compiled with
>> the wrong compiler. Have I missed something?
>
> No, you haven't missed anything. I need a one line patch to fix it.
> Could you try the patch below to make sure it works for you?
It works for me with one typo corrected (see below).
>
>> And the WARNING above on "Section mismatch" looks strange as well (still
>> present in 2.6.23-rc7).
>
> Those warnings should be gone with Paul's latest tree. (They will
> remain for 2.6.23.)
OK.
> Pass the correct -mcpu option for treeboot-walnut.o to avoid
> unrecognized opcodes.
>
> Signed-off-by: Josh Boyer <jwboyer@linux•vnet.ibm.com>
>
> diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
> index c1582b6..8e6d36b 100644
> --- a/arch/powerpc/boot/Makefile
> +++ b/arch/powerpc/boot/Makefile
> @@ -33,6 +33,7 @@ BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj)
>
> $(obj)/4xx.o: BOOTCFLAGS += -mcpu=440
> $(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
> +$(obj)/treeboot-walnut.o: BOOTFLAGS += -mcpu=405
^^^^^^^^^ typo, should be BOOTCFLAGS
Thanks.
Wolfgang.
next prev parent reply other threads:[~2007-09-24 12:20 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-31 20:04 [patch 0/6] Current 4xx patch queue Josh Boyer
2007-08-31 20:04 ` [patch 1/6] Fix bus probe on Bamboo board Josh Boyer
2007-09-03 0:58 ` David Gibson
2007-08-31 20:04 ` [patch 2/6] cuimage for " Josh Boyer
2007-09-03 1:01 ` David Gibson
2007-09-03 13:42 ` Josh Boyer
2007-09-05 1:10 ` David Gibson
2007-09-05 0:40 ` Josh Boyer
2007-09-05 5:46 ` David Gibson
2007-09-05 5:53 ` Josh Boyer
2007-09-05 16:42 ` Josh Boyer
2007-09-07 3:26 ` David Gibson
2007-09-07 1:06 ` David Gibson
2007-08-31 20:04 ` [patch 3/6] Walnut DTS Josh Boyer
2007-09-03 1:08 ` David Gibson
2007-09-02 13:59 ` Josh Boyer
2007-09-04 12:42 ` Josh Boyer
2007-09-05 2:36 ` David Gibson
2007-09-05 0:39 ` Josh Boyer
2007-09-05 11:38 ` Segher Boessenkool
2007-09-05 16:33 ` Josh Boyer
2007-09-07 1:07 ` David Gibson
2007-08-31 20:04 ` [patch 4/6] Walnut defconfig Josh Boyer
2007-08-31 20:04 ` [patch 5/6] Walnut board support Josh Boyer
2007-09-03 1:11 ` David Gibson
2007-09-02 13:59 ` Josh Boyer
2007-09-04 12:37 ` Josh Boyer
2007-09-05 1:09 ` David Gibson
2007-09-05 3:01 ` David Gibson
2007-08-31 20:04 ` [patch 6/6] Walnut zImage wrapper Josh Boyer
2007-09-03 1:13 ` David Gibson
2007-09-02 13:58 ` Josh Boyer
2007-09-05 16:36 ` Josh Boyer
2007-09-07 1:22 ` David Gibson
2007-09-24 7:49 ` Wolfgang Grandegger
2007-09-24 12:03 ` Josh Boyer
2007-09-24 12:20 ` Wolfgang Grandegger [this message]
2007-09-24 12:25 ` Josh Boyer
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