[kernel][physboot] Handle legacy x86 trampoline booting

This makes use_physboot mode handle the legacy x86 kernel
that needs to be loaded at the 1M fixed address.

Bug: 32414, 32255
Test: fx set ... --args=use_physboot=true && fx run-zbi-test core-tests
Change-Id: I80b9de32417fb6681929e7590b5102be4a8c3acf
Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/489403
Commit-Queue: Auto-Submit <auto-submit@fuchsia-infra.iam.gserviceaccount.com>
Fuchsia-Auto-Submit: Roland McGrath <mcgrathr@google.com>
Reviewed-by: Joshua Seaton <joshuaseaton@google.com>
7 files changed
tree: ee9a2570cf81bc57e75a71cd309687caf23a3303
  1. boards/
  2. build/
  3. buildtools/
  4. bundles/
  5. docs/
  6. examples/
  7. garnet/
  8. products/
  9. scripts/
  10. sdk/
  11. src/
  12. third_party/
  13. tools/
  14. zircon/
  15. .clang-format
  16. .clang-tidy
  17. .git-blame-ignore-revs
  18. .gitattributes
  19. .gitignore
  20. .gn
  21. .style.yapf
  22. AUTHORS
  23. BUILD.gn
  24. CODE_OF_CONDUCT.md
  25. CONTRIBUTING.md
  26. LICENSE
  27. OWNERS
  28. PATENTS
  29. README.md
  30. rustfmt.toml
README.md

Fuchsia

Pink + Purple == Fuchsia (a new operating system)

What is Fuchsia?

Fuchsia is a modular, capability-based operating system. Fuchsia runs on modern 64-bit Intel and ARM processors.

Fuchsia is an open source project with a code of conduct that we expect everyone who interacts with the project to respect.

Read more about Fuchsia's principles.

How can I build and run Fuchsia?

See Getting Started.

Where can I learn more about Fuchsia?

See fuchsia.dev.