On 6 Jul 2004, tnt at 246tnt.com wrote: [...] > I wonder how it works. At the mapin_ram(), my BAT are overwritten,
No they're not. the BAT configurations (which will be used later by load_up_mmu) are written, NOT the BATs themselves. > then the "MMU:setio" progress is called, but at this point, my BAT > is no longer active and my setup_io_mappings is not yet > called. Shouldn't that crash ? During these two calls, the uart zone > shouldn't be mapped. setup_io_mappings is similar to mapin_ram. the configurations are changed but not the BATs. -- Linh Dang ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
