Am Donnerstag, 7. August 2008 11:54 schrieb Sébastien Chrétien: > Hello, > > I am trying to port linux on my Powerpc Board. I have used Linux 2.6.26 and > gcc 3.4.5. > I have used Uboot 1.2. > Linux seems running from _start to udbg_early_init(). That's why I > develloped a udbg_driver. > It must write in a register which is located at 0x2001b044. So I wrote : > > void __iomem *p; > p=ioremap(0x2001b044,4); > iowrite32('O',p); > iowrite32('K',p);
try p=ioremap(0x2001b000, 0x1000); iowrite32('O',p + 0x44); iowrite32('K',p + 0x44); instead. jbe -- Dipl.-Ing. Juergen Beisert | http://www.pengutronix.de Pengutronix - Linux Solutions for Science and Industry Handelsregister: Amtsgericht Hildesheim, HRA 2686 Hannoversche Str. 2, 31134 Hildesheim, Germany Phone: +49-5121-206917-7 | Fax: +49-5121-206917-9 _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev