secboot-ioactive-20200603
[arm] Provide dummy implementations for {in,out}[s]{b,w,l}
[build] Fix ARM32 EFI builds with current EDK2 headers
[build] Conditionalise use of -mabi=lp64 for ARM64 builds
[build] Use -no-pie on newer versions of gcc
[int13con] Create log partition only when CONSOLE_INT13 is enabled
[build] Prevent use of MMX and SSE registers