RE: [microblaze-uclinux] microblaze loadable module support

[<victor-sv_yeo@xxxxxxxxxxx>]

Thank you, that fixes my problem.

-----Original Message-----
From: owner-microblaze-uclinux@xxxxxxxxxxxxxx [mailto:owner-microblaze-uclinux@xxxxxxxxxxxxxx] On Behalf Of Benny Chen
Sent: Wednesday, September 26, 2007 8:33 AM
To: microblaze-uclinux@xxxxxxxxxxxxxx
Subject: Re: [microblaze-uclinux] microblaze loadable module support

Just change your mount point to /tmp/

#mknod /tmp/scull c 254 0

Benny

victor-sv_yeo@xxxxxxxxxxx wrote:
> Hi,
>
> When I do: 
> #mknod /dev/scull c 254 0
> I got - mknod: /dev/scull: Read-only file system
>
> I realize /dev is mounted as cramfs, therefore it is non-writable.
>
> If I do: 
> #mount -t ramfs none /dev
> I can change /dev to writable, but I lost all the contents of /dev.
>
> Is there a solution to this problem?
>
> Thanks,
> Victor
>
> -----Original Message-----
> From: owner-microblaze-uclinux@xxxxxxxxxxxxxx [mailto:owner-microblaze-uclinux@xxxxxxxxxxxxxx] On Behalf Of YEO,VICTOR-SV (A-Malaysia,ex1)
> Sent: Tuesday, September 25, 2007 10:44 AM
> To: microblaze-uclinux@xxxxxxxxxxxxxx
> Subject: RE: [microblaze-uclinux] microblaze loadable module support
>
> Hi,
>
> I have patched the microblaze kernel, and I am able to load kernel modules dynamically!
>
> The trick is to patch the kernel with John's patch, and then copy asm-microblaze/elf.h and asm-microblaze/module.h from Erik's patch.
>
> Thank you for the good work.
>
> Rgds,
> Victor Yeo
>
> -----Original Message-----
> From: owner-microblaze-uclinux@xxxxxxxxxxxxxx [mailto:owner-microblaze-uclinux@xxxxxxxxxxxxxx] On Behalf Of YEO,VICTOR-SV (A-Malaysia,ex1)
> Sent: Sunday, September 23, 2007 4:19 PM
> To: microblaze-uclinux@xxxxxxxxxxxxxx
> Subject: RE: [microblaze-uclinux] microblaze loadable module support
>
> Hi,
>
> From the mailing list, I think there are two patches for loadable module:
> 1) microblaze_modules.patch
> 2) platform_module_fixup.patch
> Both are applied at -p0 from petalinux-v0.30-rcX/software. I tried these patches, but I got some errors.
>
> Is there anyone keeping a working copy of the patches?
>
> Rgds,
> Victor Yeo
>
> -----Original Message-----
> From: owner-microblaze-uclinux@xxxxxxxxxxxxxx [mailto:owner-microblaze-uclinux@xxxxxxxxxxxxxx] On Behalf Of YEO,VICTOR-SV (A-Malaysia,ex1)
> Sent: Sunday, September 23, 2007 3:59 PM
> To: microblaze-uclinux@xxxxxxxxxxxxxx
> Subject: [microblaze-uclinux] microblaze loadable module support
>
> Hi,
>
> When I enable the loadable module support in microblaze linux 2.6 kernel, I got the following errors:
>
> In file included from init/main.c:13:
> include/linux/module.h:315: error: field `arch' has incomplete type
> include/linux/module.h:345: error: parse error before "Elf_Sym"
> include/linux/module.h:345: warning: no semicolon at end of struct or union
> include/linux/module.h:359: error: parse error before '}' token
> include/linux/module.h: In function `module_is_live':
> include/linux/module.h:366: error: dereferencing pointer to incomplete type
> include/linux/module.h: In function `__module_get':
> include/linux/module.h:400: error: dereferencing pointer to incomplete type
> include/linux/module.h: In function `try_module_get':
> include/linux/module.h:412: error: dereferencing pointer to incomplete type
> make[2]: *** [init/main.o] Error 1
> make[1]: *** [init] Error 2
> make[1]: Leaving directory `/opt2/petalinux-v0.20-rc3/software/linux-2.6.x-petalogix'
> make: *** [linux] Error 1
>
> Does anyone encounter the same problem before?
>
> Rgds,
> Victor Yeo
>
>
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