linux-os (Dick Johnson) <[EMAIL PROTECTED]> wrote: > On Thu, 20 Dec 2007, Sam Ravnborg wrote:
>>> It never gets to the printk(). You were right about the >>> compilation. Somebody changed the kernel to compile with >>> parameter passing in REGISTERS! This means that EVERYTHING >>> needs to be compiled the same way, 'C' calling conventions >>> were not good enough! >> >> How did you build the module. It reads like you failed to use >> kbuild to build your module which is why you did not pass >> correct options to gcc - correct? >> >> If you did not use kbuild - why not? >> Is there anything missing you need? > I need to get rid of -mregparm=3 on gcc's command line. It > is completely incompatible with the standard calling conventions > used in all our assembly-language files in our drivers. We make > very high-speed number-crunching drivers that munge high-speed > data into images. We need to do that in assembly as we have > always done. According to my quick googling, "__attribute__((regparm,0))" is what you need. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
