I’ve followed up with Ian on our conversation at IndyJUG with an e-mail describing why I (we?) don’t know where to start with OpenJDK and attempting a platform port.
The basic boiled-down version of the message is:
Last time we quit hearing from Sun.
This time, the OpenJDK project isn’t really set up to facilitate platform ports. It’s [...]

I met Ian Murdock tonight, and now he knows about Haiku. He also knows of the java 1.4 port to BeOS R5 that was stalled for the following two reasons:

Sun quit responding to us
R5’s protect_memory sucks.

Either one of those by themselves could have probably been overcome, but in conjunction, and with Haiku firmly in development [...]

I’m going to chronicle what I’ve installed in order to get things going to develop / test Haiku on Ubuntu.
I had a working build environment on Fedora Core 6, but now that I’ve switched my laptop, and have a demo / presentation this Friday, I figured I’d write this all out so anyone can do [...]

The acpi_thermal driver is not close to done, but it’s got minimal functionality for reading temperatures of thermal devices.

$ cat /dev/power/thermal/0
ACPI Thermal Device 0
Critical Temperature: 352.2 K
Current Temperature: 303.2 K

I checked the driver that does this into Haiku’s subversion repo last night.
The driver supports reading status with human-readable output via the [...]