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implement reference counting for slots

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This commit is contained in:
Bas Wijnen
2009-09-08 21:20:30 +02:00
parent 1e6f089025
commit 589ffa3d01
4 changed files with 55 additions and 23 deletions
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14
mips/init.ccp
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@@ -201,22 +201,24 @@ static void init_threads ():
if !stackpage || !mem->map (stackpage, 0x7ffff000):
panic (0x13151719, "unable to map initial stack page")
return
thread->caps[0] = mem->alloc_caps (NUM_CAPS)
thread->slot[0].caps = mem->alloc_caps (NUM_CAPS)
thread->slot[0].caps->first_slot.thread = thread
thread->slot[0].caps->first_slot.index = 0
thread->arch.a[0] = NUM_SLOTS
thread->arch.a[1] = NUM_CAPS
kReceiver *recv = mem->alloc_receiver ()
recv->owner = thread
thread->receivers = recv
thread->caps[0]->set (__receiver_num, (kReceiverP)(CAPTYPE_RECEIVER | CAP_MASTER), Kernel::Num ((unsigned)recv), kCapRef (), &recv->refs)
thread->caps[0]->set (__thread_num, (kReceiverP)(CAPTYPE_THREAD | CAP_MASTER), Kernel::Num ((unsigned)thread), kCapRef (), &thread->refs)
thread->caps[0]->set (__memory_num, (kReceiverP)(CAPTYPE_MEMORY | CAP_MASTER), Kernel::Num ((unsigned)mem), kCapRef (), &mem->refs)
thread->caps[0]->set (__call_num, (kReceiverP)(CAPTYPE_RECEIVER | Kernel::Receiver::CALL), Kernel::Num ((unsigned)recv), kCapRef (), &recv->refs)
thread->slot[0].caps->set (__receiver_num, (kReceiverP)(CAPTYPE_RECEIVER | CAP_MASTER), Kernel::Num ((unsigned)recv), kCapRef (), &recv->refs)
thread->slot[0].caps->set (__thread_num, (kReceiverP)(CAPTYPE_THREAD | CAP_MASTER), Kernel::Num ((unsigned)thread), kCapRef (), &thread->refs)
thread->slot[0].caps->set (__memory_num, (kReceiverP)(CAPTYPE_MEMORY | CAP_MASTER), Kernel::Num ((unsigned)mem), kCapRef (), &mem->refs)
thread->slot[0].caps->set (__call_num, (kReceiverP)(CAPTYPE_RECEIVER | Kernel::Receiver::CALL), Kernel::Num ((unsigned)recv), kCapRef (), &recv->refs)
thread->flags = Kernel::Thread::RUNNING | Kernel::Thread::PRIV
if !i:
first_scheduled = thread
init_receiver = recv
else:
thread->caps[0]->set (__parent_num, init_receiver, i, kCapRef (), &init_receiver->capabilities)
thread->slot[0].caps->set (__parent_num, init_receiver, i, kCapRef (), &init_receiver->capabilities)
previous->schedule_next = thread
thread->schedule_prev = previous
thread->schedule_next = NULL