block: add NVMe boot support

This patch enables SeaBIOS to boot from NVMe. Finding namespaces and
basic I/O works. Testing has been done in qemu and so far it works with
Grub, syslinux, and the FreeBSD loader. You need a recent Qemu (>=
2.7.0), because older versions have buggy NVMe support.

The NVMe code is currently only enabled on Qemu due to lack of testing
on real hardware.

Signed-off-by: Julian Stecklina <jsteckli@amazon.de>
8 files changed
tree: 12f4ee66638a26715e532f6ac5ef04f6e7483f79
  1. docs/
  2. scripts/
  3. src/
  4. vgasrc/
  5. .gitignore
  6. COPYING
  7. COPYING.LESSER
  8. Makefile
  9. README