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Kernel: Make the kernel compile & link for x86_64

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It's now possible to build the whole kernel with an x86_64 toolchain.
There's no bootstrap code so it doesn't work yet (obviously.)
This commit is contained in:
Andreas Kling
2021-03-04 17:50:05 +01:00
parent aae91dda66
commit adb2e6be5f
15 changed files with 316 additions and 48 deletions
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6
Kernel/Thread.cpp
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@@ -795,12 +795,12 @@ DispatchSignalResult Thread::dispatch_signal(u8 signal)
auto setup_stack = [&](RegisterState& state) {
#if ARCH(I386)
FlatPtr* stack = &state.userspace_esp;
#elif ARCH(X86_64)
FlatPtr* stack = &state.userspace_esp;
#endif
FlatPtr old_esp = *stack;
FlatPtr ret_eip = state.eip;
FlatPtr ret_eflags = state.eflags;
#elif ARCH(X86_64)
FlatPtr* stack = &state.userspace_esp;
#endif
#if SIGNAL_DEBUG
klog() << "signal: setting up user stack to return to eip: " << String::format("%p", (void*)ret_eip) << " esp: " << String::format("%p", (void*)old_esp);