[meta-xilinx] help with preempt-rt linux for zynq.

Edward Vidal vidal.develone at gmail.com
Fri Nov 22 16:36:07 PST 2013


hello,
I am using linux-digilent
https://github.com/Digilent/linux-digilent.gitand u-boot-digilent
https://github.com/Digilent/u-boot-digilent

U-Boot 2012.04.01-dirty (Oct 06 2013 - 11:09:27)

DRAM:  512 MiB
WARNING: Caches not enabled
MMC:   SDHCI: 0
Using default environment

In:    serial
Out:   serial
Err:   serial
Net:   zynq_gem
Hit any key to stop autoboot:  3  2  1  0
Copying Linux from SD to RAM...
Device: SDHCI

Poky 9.0.2 (Yocto Project 1.4 Reference Distro) 1.4.2 ws029 ttyPS0
uname -a
Linux zedboard 3.6.0-digilent-13.01-00002-g06b3889 #3 SMP PREEMPT Mon Nov
11 18:13:48 MST 2013 armv7l GNU/Linux
Build Configuration:
BB_VERSION        = "1.18.0"
BUILD_SYS         = "x86_64-linux"
NATIVELSBSTRING   = "Fedora-18"
TARGET_SYS        = "arm-poky-linux-gnueabi"
MACHINE           = "zedboard"
DISTRO            = "poky"
DISTRO_VERSION    = "1.4.2"
TUNE_FEATURES     = " armv7a vfp neon zynq"
TARGET_FPU        = "vfp-neon"
meta
meta-yocto        = "dylan:4e399f08d596197859214fdb3b06403b87bf8789"
meta-oe
meta-multimedia   = "dylan:44754206632dd5b0725aeb43e99e4ff9e0245dca"
meta-xilinx
meta-kc705
meta-zc702
meta-zedboard     = "dylan:cf9571203be0af5fc654952d3f00e0a7e0fb1174"
meta-yocto-bsp    = "dylan:4e399f08d596197859214fdb3b06403b87bf8789"
This kernel supports the C920 with some modules added.
tree lib/modules/3.6.0-digilent-13.01-00002-g06b3889/
lib/modules/3.6.0-digilent-13.01-00002-g06b3889/
├── kernel
│   └── drivers
│       ├── media
│       │   └── video
│       │       ├── gspca
│       │       │   └── gspca_main.ko
│       │       ├── uvc
│       │       │   └── uvcvideo.ko
│       │       ├── v4l2-common.ko
│       │       ├── v4l2-int-device.ko
│       │       ├── videobuf2-core.ko
│       │       ├── videobuf2-memops.ko
│       │       ├── videobuf2-vmalloc.ko
│       │       └── videodev.ko
│       └── pmods
│           ├── pmodad1.ko
│           ├── pmodclp.ko
│           ├── pmodcls.ko
│           ├── pmodda1.ko
│           └── pmodoled-gpio.ko
├── myled.ko

Let me know if I can provide additional information.
Ed Vidal
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