On Thu, Apr 03, 2003 at 11:25:28AM +0530, Madhavi wrote: > I am working on a device driver software for linux kernel version 2.4.19. > My driver is a loadable module and the size of the module executable is > approximately 1.4MB. > > When I tried to load this module on x86, I didn't have any problems while > installing it. On MIPS (R5432) CPU, this is giving the following problems: > > edge_mod.o: Relocation overflow of type 4 for printk [...] You must use the same flag to compile modules as the kernel's Makefile. In particular you were missing -mlong-calls. > Could anyone tell me what this problem could be? What is relocation > overflow of type 4? Where can I find the list of all the possible > relocation overflow types and their descriptions? Read the source ... > My module is not compiled using the options -fPIC. Would it make any > difference if I enable this option? > > I have seen this following comment in modutils-2.4.12/obj/obj_mips.c > > /* _gp_disp is a magic symbol for PIC which is not supported for > the kernel and loadable modules. */ > > So, I was thinking that -fPIC wouldn't help much. Am I right? -fPIC is the compiler default. > Sasken Business Disclaimer [legal bullshit disclaimer burried in /dev/zero] Ralf
