Add interrupts and IDT and react to double, page, general prot faults

and breakpoints, add keyboard support through the keyboar interrupt, add
paging memory management and a Frame Allocator, add a generic arch
module that initializes arch-specific things, fix framebuffer and
serialconsole being accessed from multiple places, move serial to driver
since its not actually a serial console.

kernel/Cargo.toml

@@ -13,7 +13,11 @@ font8x8 = { version = "0.3.1", default-features = false }
 lazy_static = { version = "1.5.0", features = ["spin_no_std"] }
 limine = "0.5"
 micromath = "2.1.0"
+pc-keyboard = "0.8.0"
+pic8259 = "0.11.0"
 spin = "0.10.0"
+
+[target.'cfg(target_arch = "x86_64")'.dependencies]
 x86_64 = "0.15.4"
 
 [profile.dev]