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[zion] Move to default permissions being supplied by KernelObjects

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This commit is contained in:
Drew Galbraith 2023-08-01 18:22:41 -07:00
parent 48c6e5b3a4
commit 1364fbed9f
16 changed files with 91 additions and 54 deletions
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14
zion/loader/init_loader.cpp
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@ -124,8 +124,7 @@ void WriteInitProgram(glcr::RefPtr<Port> port, glcr::String name, uint64_t id) {
glcr::MakeRefCounted<MemoryObject>(prog.size);
prog_vmmo->CopyBytesToObject(reinterpret_cast<uint64_t>(prog.address),
prog.size);
port->WriteKernel(id,
MakeRefCounted<Capability>(prog_vmmo, ZC_READ | ZC_WRITE));
port->WriteKernel(id, MakeRefCounted<Capability>(prog_vmmo));
}
glcr::ErrorCode WritePciVmmo(glcr::RefPtr<Port> port, uint64_t id) {
@ -133,7 +132,7 @@ glcr::ErrorCode WritePciVmmo(glcr::RefPtr<Port> port, uint64_t id) {
auto vmmo =
glcr::MakeRefCounted<FixedMemoryObject>(config.base, config.offset);
port->WriteKernel(id, MakeRefCounted<Capability>(vmmo, ZC_READ | ZC_WRITE));
port->WriteKernel(id, MakeRefCounted<Capability>(vmmo));
return glcr::OK;
}
@ -149,12 +148,9 @@ void LoadInitProgram() {
// Write init data.
auto port = glcr::MakeRefCounted<Port>();
uint64_t port_cap = proc->AddNewCapability(port, ZC_READ | ZC_WRITE);
port->WriteKernel(Z_INIT_SELF_PROC,
MakeRefCounted<Capability>(
proc, ZC_PROC_SPAWN_PROC | ZC_PROC_SPAWN_THREAD));
port->WriteKernel(Z_INIT_SELF_VMAS,
MakeRefCounted<Capability>(proc->vmas(), ZC_WRITE));
uint64_t port_cap = proc->AddNewCapability(port);
port->WriteKernel(Z_INIT_SELF_PROC, MakeRefCounted<Capability>(proc));
port->WriteKernel(Z_INIT_SELF_VMAS, MakeRefCounted<Capability>(proc->vmas()));
WriteInitProgram(port, "/sys/denali", Z_BOOT_DENALI_VMMO);
WriteInitProgram(port, "/sys/victoriafalls", Z_BOOT_VICTORIA_FALLS_VMMO);