Hi,
On Wed, Mar 28, 2012 at 09:04:16AM -0700, Daniel Waddington wrote:
Nearly want I want... but I am mapping physical pages to virtual memory - therefore the last parameter of l4_task_map is the target virtual address. This leaves no place for the L4_MAP_ITEM_GRANT flag.
Did you test it? I think it should also work for memory mappings since the lower 12 bits of virtual-memory addresses are not significant for the snd_base parameter. The sources in
kernel/fiasco/src/kern/map_util-mem.cpp:54 and kernel/fiasco/src/abi/l4_msg_item.cpp:161
hint this behavior.
Greets