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Re: RE: _gp_disp

To: "Sun, Lei" <lsun@3eti.com>
Subject: Re: RE: _gp_disp
From: Zhang Fuxin <fxzhang@ict.ac.cn>
Date: Thu, 13 Sep 2001 0:37:48 +0800
Cc: "linux-mips@oss.sgi.com" <linux-mips@oss.sgi.com>
Sender: owner-linux-mips@oss.sgi.com
Sun, Lei,您好!

 I think a make clean will do.
 You got some .o lurking compiled without the flags

在 2001-09-12 11:57:00 您写道:
>Thanks for the kind response.
>after modified my Makefile according to Pete's suggestion, But I got the
>following erro when linking
>/opt/Embedix/tools/mipsel-linux/bin/ld: prism2dl.o: linking PIC files with
>non-P
>IC files
>/opt/Embedix/tools/mipsel-linux/bin/ld: prism2dl.o: uses different e_flags
>(0x100) fields than previous modules(0x0)
>Bad value: failed to merge target specific data of file prism2dl.o
>
>ANy more input?
>thank you!
>lei 
>
>-----Original Message-----
>From: Jun Sun [mailto:jsun@mvista.com]
>Sent: Monday, September 10, 2001 7:18 PM
>To: Pete Popov
>Cc: Sun, Lei; Debian-Mips (E-mail)
>Subject: Re: _gp_disp
>
>
>Pete Popov wrote:
>> 
>> Sun, Lei wrote:
>> > Hi:
>> >   I was trying to port a wireless lan driver to MIPS based platform (IDT
>> > 79S334), the compilation seems fine, But when I try to load the created
>> > module, it tells me "unresoved symbol _gp_disp".( I cross-compiled it by
>> > mipsel-gcc compiler).
>> >   By doing a quick grep in the driver source, I didn't find the gp_disp
>> > symbol. My question is where did the _gp_disp come from and how I should
>> > solve this problem?
>> >
>> > Appreciate your help!
>> 
>> You did not use the correct gcc options. Add these to your gcc flags and
>it
>> should work (replace -mcpu=<cpu> if you need to):
>> 
>> -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing -G
>0
>> -mno-abicalls -fno-pic -mcpu=r4600 -mips2 -Wa,--trap -pipe -DMODULE
>-mlong-calls
>>    -DEXPORT_SYMTAB
>> 
>
>I think some of the options might not be necessary, but you definitely need
>"-DKERNEL"
>
>Jun
>
>
>-- 
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                    致
礼!

            Zhang Fuxin
            fxzhang@ict.ac.cn


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