RPi 3 port status?

[Diane Bruce]

On Sun, Aug 28, 2016 at 12:31:59AM +0000, Kia wrote:
> What is the status on having a usable freebsd port for the RPi 3? I found
> https://github.com/zxombie/freebsd and tested it but it seems to boot with only
> one CPU activated and the USB and ethernet and wifi do not seem to work.
> 
> Has there been other work done / is there work being done on those issues or on
> the port to that hardware? I am willing to work on this port but would like to
> make sure that I am not duplicating things that have already been dealt with.
> 

I have u-boot running on this platform. zxombie's work predates the
64bit support code added upstream in both the firmware and u-boot.
Note the u-boot version.

Script started on Thu Aug 25 21:33:23 2016

U-Boot 2016.09-rc2 (Aug 25 2016 - 21:05:43 -0400)

DRAM:  944 MiB
RPI 3 Model B (0xa22082)
MMC:   bcm2835_sdhci: 0
reading uboot.env

** Unable to read "uboot.env" from mmc0:1 **
Using default environment

In:    serial
Out:   lcd
Err:   lcd
Net:   Net Initialization Skipped
No ethernet found.
Hit any key to stop autoboot:  2  0 
U-Boot> fatload mmc 0 0x2000000 kernel
reading kernel
9670328 bytes read in 602 ms (15.3 MiB/s)
U-Boot> fdt addr 0x100;bootelf 0x2000000
## Starting application at 0x00001000 ...
"Synchronous Abort" handler, esr 0x02000000
ELR:     1000
LR:      3af3d688
x0 : 0000000000000001 x1 : 000000003ab38f18
x2 : 0000000000000006 x3 : 000000000000000f
x4 : ffffffffffffffff x5 : 000000000000001c
x6 : ffffffffffffffff x7 : 0000000000000000
x8 : 000000003ab349e0 x9 : 0000000000000008
x10: 000000000a200023 x11: 0000000000000002
x12: 0000000000000002 x13: 00000000ffffffff
x14: 000000003ab34d54 x15: 000000003af3b304
x16: bdff204801d18c91 x17: 8ffbb368d5f277b3
x18: 000000003ab34df8 x19: 0000000000000001
x20: 0000000000001000 x21: 000000003ab38f18
x22: 0000000000000001 x23: 0000000000000000
x24: 0000000000000000 x25: 0000000000000000
x26: 0000000000000000 x27: 0000000000000000
x28: 000000003ab38f70 x29: 000000003ab34b20

Resetting CPU ...

resetting ...


U-Boot 2016.09-rc2 (Aug 25 2016 - 21:05:43 -0400)

DRAM:  944 MiB
RPI 3 Model B (0xa22082)
MMC:   bcm2835_sdhci: 0
reading uboot.env

** Unable to read "uboot.env" from mmc0:1 **
Using default environment

In:    serial
Out:   lcd
Err:   lcd
Net:   Net Initialization Skipped
No ethernet found.
Hit any key to stop autoboot:  2

Script done on Thu Aug 25 21:34:41 2016
u-boot-log.txt

Once I figure out how to get a FreeBSD kernel booting, I'll commit
the u-boot port. 

> -- 
> Kia
> 

- Diane
-- 
- db at FreeBSD.org db at db.net http://www.db.net/~db