Finish bootup_misc_mmio() - Cur build gets to end of pk2ldr.

Add call to se_generate_stored_vector() before validating

Add coldboot mmio init (for non 4.x), required for FLOW writes to succeed.

Implement half of bootup_misc_mmio()

Update pk2ldr outline, prepare for bootup_misc_mmio() impl

Implement a few TODOs with CAR driver.

Implement Clock/Reset Driver.

Reintroduce unmap_* in package2.c

Fix dangling comments

Fix up package2.c, current build makes it to the panic() on hardware

Fix start.s to pass reloc_list properly to package2ldr

Fix coldboot init, Exosphere makes it to PK2LDR in this commit.

Rewrite relocation stuff

Fix wrong subsection name

Implements missings parts of pk2ldr, refactor relocation a bit

Strongly validate SPL's buffer address

Properly detect PK21 master key rev.

Fix PK2LDR bugs, Fix SE bugs

Put the loaded bootconfig in the evt page

Fix Modulus Exponentiation in SE driver

Make clear_bss work regardless of load address

Fix tzram_map_all_segments

Finish writing coldboot_main

Can't copy to VAs if VA don't exist (at that point of the program)

Fix the set_memory_registers_enable_mmu call

Fix ttbl init pointer arith bug, other fixes

Clear bss at runtime like Nintendo actually does

Use bic instead of and in finalize_powerdown

Implement flush_dcache_all_tzram_pa and invalidate_icache_all_inner_shareable_tzram_pa for the crt0s

Implement and use set_memory_registers_enable_mmu