drew/acadia
1
0
Fork 0
Code Issues 6 Pull requests Projects Releases Packages Wiki Activity Actions

Spawn Processes using memory primitives rather than and elf loader.

Browse source 
This allows us to remove the temporary syscall for that style of process
spawn.
This commit is contained in:
Drew Galbraith 2023-06-07 00:04:53 -07:00
parent b06c76e477
commit 23895b5c6c
26 changed files with 403 additions and 94 deletions
Download patch file Download diff file Expand all files Collapse all files

24
zion/object/process.cpp
View file

@ -25,10 +25,13 @@ RefPtr<Process> Process::Create() {
proc->caps_.PushBack(
new Capability(proc, Capability::PROCESS, Z_INIT_PROC_SELF,
ZC_PROC_SPAWN_PROC | ZC_PROC_SPAWN_THREAD));
proc->caps_.PushBack(new Capability(proc->vmas(), Capability::ADDRESS_SPACE,
Z_INIT_AS_SELF, ZC_WRITE));
return proc;
}
Process::Process() : id_(gNextId++), state_(RUNNING) {}
Process::Process()
: id_(gNextId++), vmm_(MakeRefCounted<AddressSpace>()), state_(RUNNING) {}
RefPtr<Thread> Process::CreateThread() {
RefPtr<Thread> thread = MakeRefCounted<Thread>(*this, next_thread_id_++);
@ -77,3 +80,22 @@ uint64_t Process::AddCapability(const RefPtr<Thread>& thread) {
caps_.PushBack(new Capability(thread, Capability::THREAD, cap_id, ZC_WRITE));
return cap_id;
}
uint64_t Process::AddCapability(const RefPtr<Process>& p) {
uint64_t cap_id = next_cap_id_++;
caps_.PushBack(new Capability(p, Capability::PROCESS, cap_id,
ZC_WRITE | ZC_PROC_SPAWN_THREAD));
return cap_id;
}
uint64_t Process::AddCapability(const RefPtr<AddressSpace>& as) {
uint64_t cap_id = next_cap_id_++;
caps_.PushBack(
new Capability(as, Capability::ADDRESS_SPACE, cap_id, ZC_WRITE));
return cap_id;
}
uint64_t Process::AddCapability(const RefPtr<MemoryObject>& mo) {
uint64_t cap_id = next_cap_id_++;
caps_.PushBack(
new Capability(mo, Capability::MEMORY_OBJECT, cap_id, ZC_WRITE));
return cap_id;
}