Commit Graph

113 Commits

Author SHA1 Message Date
Berkus Decker 637304bdb3 feat: Add better nm output
Demangle and sort by symbol address.
2022-02-10 02:16:28 +02:00
Berkus Decker cfe4a230de feat: Add chainboot boot loader 2022-02-10 02:15:57 +02:00
Berkus Decker 3c57c6e2df fix: 🐛 Calculate PL011 divisors, fix PullUp/Down init
Rename registers in an attempt to make them more
readable.
2022-02-10 02:15:18 +02:00
Berkus Decker e5a3ea6998 refactor: 📦 Update Mailbox code 2022-02-10 02:15:18 +02:00
Berkus Decker 8f26c6fa44 refactor: 📦 Clean up code
Debugging with jtag.
Explicitly default to no features.
Allow unused allocator code.
Add board selection.
Add RPi4 datasheet.
Add explanation on bss alignment type.
2022-02-10 02:15:18 +02:00
Berkus Decker f76fab3fff chore: ♻️ Use different DTB files for rpi3 and rpi4 2022-02-10 02:14:07 +02:00
Berkus Decker 61eb2f9538 feat!: Update ConsoleOps
Split ConsoleOps vs SerialOps, rename console
methods, make them saner. Add docs.
Add clear_rx() fn.

Drop default trait impls for safety.
2022-02-10 02:14:07 +02:00
Berkus Decker 33dbf79041 feat!: Add shared MMIODerefWrapper instead of per-module ones 2022-02-10 02:14:07 +02:00
Berkus Decker 1e17e03a8d build: 🛠 Support per-binary linker scripts 2022-02-10 02:14:07 +02:00
Berkus Decker 721af870bf build: 🛠 Make image prepare steps more verbose 2022-02-10 02:14:07 +02:00
Berkus Decker 40782ea7cc chore(debug): ♻️ Upgrade gdb version and update run scripts 2022-02-10 02:14:07 +02:00
Berkus Decker 4cdeeb8556 refactor: 📦 Split kernel into machine and nucleus
Move openocd task to upper level and remove kernel
build dependency - the qemu runner doesn't really
depend on it.
2022-02-10 02:14:07 +02:00
Berkus Decker b26d61cb67 build: 🛠 Improve Justfile help output
Enter `just` to see a list of available commands
with explanations.

Added `just ci` step.
Added `just fmt-check`.
Removed unnecessary kernel file removals.
Moved sdeject task and added `just device-eject`.
2022-01-23 16:03:03 +02:00
Berkus Decker af3dc82c76 docs(readme): 📚 Fix kernel type terminology
While Vesper strives to be as thin as possible
it's not exactly an exokernel, but it's a very
thin microkernel, dubbed nanokernel here.
2022-01-23 16:03:03 +02:00
Berkus Decker ca263b33a1 fix: Add missing #[must_use] attributes
Clippy was very unhappy.
2021-12-20 21:46:09 +02:00
Berkus Decker 90389705a7 feat: Stabilise asm/global_asm
Requires rust 1.59.0 or later.
2021-12-20 21:46:09 +02:00
Berkus Decker 5e1bbf9758 build: Bump Rust edition to 2021 2021-12-20 21:03:55 +02:00
Berkus Decker 503f43d983 build(tools): Enable target board selection 2021-12-20 17:52:14 +02:00
Berkus Decker 5a304557a7 build(tools): Add RasPi4 target configuration for OpenOCD
Update and move rpi3 jtag configs.
Add rpi bringup doc - lists romtables for configuring.
2021-12-20 17:51:20 +02:00
Berkus Decker f6da27062f build(tools): Update OpenOCD version
RTT patch has been merged, so use the latest 0.11.0-rc2+dev-01576-g0d9e8bd52-dirty
2021-12-20 17:51:08 +02:00
Berkus Decker e6ddbb76e7 feat: Add zellij qemu runner with serial emulation 2021-11-17 17:19:39 +02:00
Berkus Decker d706b2edac chore: Bump dependencies 2021-11-17 17:16:58 +02:00
Berkus Decker 36b2d92515 Import interfaces only when used
Fixes clippy noserial check deny(unused_imports).
2021-07-11 20:27:41 +03:00
Berkus Decker 7af16897ec Relax several clippy checks 2021-07-11 19:58:57 +03:00
Berkus Decker 155ae413b4 Replace wildcard imports with specific ones 2021-07-11 17:00:00 +03:00
Berkus Decker e4b12e2c45 Update to latest versions of dependencies 2021-07-10 03:27:47 +03:00
Berkus Decker 1644f299fe Make long hex constants readable in align tests 2021-01-27 20:10:32 +02:00
Berkus Decker 82d44a9c62 Add ASID type 2021-01-27 20:10:32 +02:00
Berkus Decker 856c4a9e68 Fix PhysAddr test 2021-01-27 19:55:52 +02:00
Berkus Decker 6281204062 Split addr module 2021-01-27 19:55:52 +02:00
Berkus Decker d3f561d214 Implement shifts for PhysAddr 2021-01-27 19:55:52 +02:00
Berkus Decker 50e955c6a7 Print test names in test_runner
Based on os.phil-opp.com Testing chapter.
2021-01-27 19:22:48 +02:00
Berkus Decker 601cf7a784 Add documentation target
Type `just doc` to see documentation in browser.

Improve doc comments in code to support
rustdoc links format.
2021-01-27 19:22:48 +02:00
dependabot-preview[bot] e6cea882dd Bump cortex-a from 5.0.0 to 5.1.0
Bumps [cortex-a](https://github.com/rust-embedded/cortex-a) from 5.0.0 to 5.1.0.
- [Release notes](https://github.com/rust-embedded/cortex-a/releases)
- [Commits](https://github.com/rust-embedded/cortex-a/commits/v5.1.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
2020-12-29 18:36:54 +02:00
Berkus Decker 20363a7e25 Fix wasteful empty loop
Thanks, clippy!
2020-12-29 18:12:38 +02:00
Berkus Decker a53ede11af Rename nightly allocator API fns 2020-12-29 18:01:07 +02:00
Berkus Decker 74303ac7c1 Bump cortex-a and register-rs dependencies 2020-11-24 22:28:40 +02:00
Berkus Decker f3103126ab Add simple serial menu for playing with kernel 2020-11-20 04:35:06 +02:00
Berkus Decker b4205f5ce6 Revert “Adjust for nightly rustfmt bug”
367ad5bbb2

https://github.com/rust-lang/rustfmt/issues/4528
is now fixed.
2020-11-20 03:09:43 +02:00
Berkus Decker d85d824bfd Switch on MMU immediately to avoid unaligned access
Since enabling armv6 unaligned access bit U in CP15 C1
requires AArch32 assembly and I don't want to introduce
yet another boot stub, I'll just initialize MMU right away
- this causes CPU to treat SCTLR_EL1.A differently and not
cause any alignment faults.

In the future, a small AArch32 boot stub that uses
now commented out fn enable_armv6_unaligned_access()
should be used to set U=1 and A=0 for full unaligned
access even when MMU is off. See ARM documentation
linked from that fn.
2020-11-20 03:09:43 +02:00
Berkus Decker 1de52fa109 Disable stack align checks
As with data align checks lets not fault on this yet.
2020-11-20 03:09:00 +02:00
Berkus Decker 696307f30c Improve traps printing 2020-11-20 03:08:40 +02:00
Berkus Decker 4cb6f29e0d Clean up boot-order
Extract shared code, fix comments.
2020-11-20 03:08:40 +02:00
Berkus Decker 43d5e4ea21 Suppress clippy warning
For now, no api change.
2020-11-19 14:50:52 +02:00
Berkus Decker 3147e5327a Add display demo in main 2020-11-19 04:05:52 +02:00
Berkus Decker e72fac01b0 Add Display output 2020-11-19 04:05:52 +02:00
Berkus Decker 2ac804793b Add minimal RPi power management
* Turn the board off
* Reboot the board
2020-11-18 02:29:09 +02:00
Berkus Decker 367ad5bbb2 Adjust for nightly rustfmt bug
See https://github.com/rust-lang/rustfmt/issues/4528
for the bug description, namely rustfmt removes
this comment completely if it's left in the
extern block.
2020-11-17 22:56:56 +02:00
Berkus Decker 5dffa9eb8e Add PL011 UART 2020-11-14 22:15:52 +02:00
Berkus Decker d124b02e7c Add set_clock_rate mailbox command 2020-11-14 22:15:52 +02:00