Release Notes for Blackfin Linux Distribution 2009R1.1
Version: 2009R1.1
Date: Dec. 22, 2009
The latest version of this document can always be found here:
http://docs.blackfin.uclinux.org/doku.php?id=release_notes
Development Environments
Toolchain: toolchain release 2009R1.1 based on GCC 4.1/4.3
Das U-Boot: Das U-Boot release 2009R1.1 based on u-boot-2008.10-2009R1.1
Host platform: SuSE Linux 9.2 or above
Target board: STAMP, EZKIT and EZBRD boards
Note: This release source code can be used to develop application under other Linux host distributions and for other Blackfin based target boards, but they are not tested by ADI.
Deliverables
Source files
uClinux_dist_2009R1.1.tar.bz2
Compressed Linux image
uImage-bf518-ezbrd uImage-bf526-ezbrd uImage-bf527-ezkit uImage-bf533-stamp uImage-bf533-ezkit uImage-bf537-stamp uImage-bf538-ezkit uImage-bf548-ezkit uImage-bf561-ezkit
This document
release_notes_2009R1.1.pdf
Compressed archive of test results
test_results_bf518_EZBRD_2009R1.1.tar.gz test_results_bf526_EZBRD_2009R1.1.tar.gz test_results_bf527_EZKIT_2009R1.1.tar.gz test_results_bf533_STAMP_2009R1.1.tar.gz test_results_bf533_EZKIT_2009R1.1.tar.gz test_results_bf537_STAMP_2009R1.1.tar.gz test_results_bf538_EZKIT_2009R1.1.tar.gz test_results_bf548_EZKIT_2009R1.1.tar.gz test_results_bf561_EZKIT_2009R1.1.tar.gz
Summary of test results
test_results_summary_2009R1.1
Changes
This is a bug fixing only release. No new features and functional changes are expected. Please refer to feature list for what's supported.
Bugs fixed since 2009R1-RC6 Blackfin Linux release are:
| Num | Fixed Bugs |
| 5430 | SPI kernel lockup |
| 5464 | isram_write() seems to be busted |
| 5375 | using cs 6 with spidev causes kernel panic |
| 4141 | usb gadget zero test NO. 14 fails in PIO mode |
| 5285 | tweak default BF527-EZKIT EBIU timings |
| 5277 | kgdb self tests fail on do_fork when CTRL+C is hit |
| 5493 | module test kernel can not boot up in bf538-ezkit |
| 5257 | Build usb gadget driver with DMA mode will fail |
| 5275 | i2c-bfin-twi timeout during multibyte block transfers |
| 5532 | request PJx on BF537 will cause buffer overflow |
| 5544 | Sport uart TX stop waiting loop is too long to block RX interrupt in PIO mode when do duplex communication |
| 5551 | SPI message lost when bus locked |
| 5538 | kernel failed to wake up in bf538-ezkit in latest trunk |
| 5630 | ethernet driver smc91x fail to wake up by uart in bf533-stamp |
| 5647 | SPI driver bus_unlock() does not schedule postponed SPI messages |
| 5352 | bfin_sport.c setup 2D DMA |
| 5716 | network fails with CONFIG_BFIN_EXTMEM_WRITEBACK |
| 5724 | SPORT driver crash on reload |
| 5714 | latest u-boot fail to load lzma compressed kernel |
| 5721 | Sometimes kernel locks while accessing SPI devices |
| 5737 | For 09r1.1 kernel, ltp cases randomly crash on bf537-stamp |
| 5759 | fix build for pwlib |
| 5755 | romfs target fails for lib/pwlib |
| 5758 | fix build for libopenh323 |
| 5756 | romfs target fails for lib/libopenh323 |
| 5628 | g729 test crashed on bf548/bf527 with gcc 4.3 toolchain |
| 5775 | RESOURCE_LABEL_SIZE in bfin_gpio.c is 16, but “Blackfin-GPIOlib” is longer (with tailing \0) |
| 5781 | In bf518f-ezbrd board 1.0, wake up from mem can not work |
| 5522 | Lib DirectFB-1.4.0 crashes when run DirectFB demo on SVN trunk |
| 4735 | unaligned accesses in qt webkit |
| 5452 | qt application fails to run on bf537-stamp |
Known Issues
A full list of known issues of 2009R1.1 release can be found at:
http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemBrowse&tracker_id=141
| Num | Issue Title |
| 1800 | kaffe.flt crash |
| 2718 | /proc/self/exe link is broken for FLAT binaries |
| 2719 | unable to strace across vforks |
| 2745 | trying to mount cifs filesystem crashes kernel with misaligned access |
| 3715 | mount jffs2 on bf548 always have Empty flash error |
| 3908 | For BF533-STAMP with AD1836/AD73311/AD1981b, there will be under run or overrun errors |
| 3960 | When generate a file into ext2 fs on one specific SD card on BF548-EZKIT, there will be data transferring error |
| 4090 | XIP can't work in flash |
| 4108 | mplayer cannot play mp3 smoothly |
| 4289 | ffmpeg cannot run on BF531 |
| 4443 | bfin nand hangs under pressure on BF548-EZKIT |
| 4564 | DCPLB miss kills kernel on BF533 |
| 4842 | multiple insmod of bf5xx_nand.ko panics |
| 4832 | watchdog fails to reboot bf526 ezbrd when get killed |
| 4865 | Xenomai latency test trips BUGs when CONFIG_PREEMPT set |
| 4922 | unwanted sound comes up after g_audio module is installed on BF548 and BF527 |
| 4930 | USB gadget audio driver play audio not very smoothly on BF527C-EZKIT with SSM2602 audio codec |
| 5154 | running linphone through ad73322 has underrun |
| 5192 | run l2 app on bf548 ezkit frequent fails |
| 5197 | running traps test case in fdpic format would randomly make kernel reboot |
| 5225 | xenomai test failed on bf533-stamp/bf548/bf527/bf526 |
| 5396 | reset button would fail to work on bf518f ezbrd after serveral days with power on |
| 5404 | build kernel with 0x2000 as BOOT_LOAD address sometimes would fails at build-busybox-1.13.4 |
| 5408 | sometimes underrun happens for audio on bf527-ezkit |
| 5413 | Jtag console doesn't work on bf561-ezkit |
| 5414 | extra return character shows up in jtag console |
| 5425 | reboot for the first time on bf548 ezkit with jffs fs as rootfs need wait 1 min |
There are also some issues in the latest LTP test suite. They are recorded as bug 3594 and 4757.
Build Procedure
- Install Toolchain Release 2009R1.1
- Download the source code of project uClinux-dist for Blackfin release 2009R1.1
- Follow basic compilation directions
Reporting Bugs
1. Go to the following Blackfin uClinux bug tracker page,
http://blackfin.uclinux.org/tracker/?atid=141&group_id=17&func=browse
2. If the bug is not already reported click on “Submit New” button to report new bug.
