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L4lx: fix initramfs part of 'L4Re to Genode' backend

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Implement the same semantic like L4Re for the initialization of the initramfs
dataspace. Although, it didn't lead to problems right now, this commit might
prevent future problems.
This commit is contained in:
Stefan Kalkowski 2012-12-06 11:28:12 +01:00 committed by Norman Feske
parent dfaecfb5ab
commit 84512869ed
1 changed files with 6 additions and 3 deletions
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9
ports-foc/src/lib/l4lx/l4_re_env.cc
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@ -47,16 +47,19 @@ extern "C" {
Genode::size_t size = Genode::Dataspace_client(rom.dataspace()).size();
Genode::Dataspace_capability cap = Genode::env()->ram_session()->alloc(size);
void *dst = L4lx::Env::env()->rm()->attach(cap, "initrd");
void *dst = Genode::env()->rm_session()->attach(cap);
void *src = Genode::env()->rm_session()->attach(rom.dataspace());
Genode::memcpy(dst, src, size);
Genode::env()->rm_session()->detach(src);
Genode::env()->rm_session()->detach(dst);
l4re_env_cap_entry_t *entry = new (Genode::env()->heap())
l4re_env_cap_entry_t();
Region *r = Env::env()->rm()->find_region((Genode::addr_t*)&dst, &size);
entry->cap = r->ds()->ref();
Dataspace *ds = new (Genode::env()->heap())
Dataspace("initrd", size, cap);
Env::env()->dataspaces()->insert(ds);
entry->cap = ds->ref();
return entry;
} catch(Genode::Rom_connection::Rom_connection_failed) {
PWRN("File %s is missing", name);