Sonic Zhang
The 2009R1 release for Blackfin Linux platform is open for download now. The recommended releases are 2009R1-RC6 for Linux distribution, 2009R1-RC10 for toolchain and 2009R1-RC3 for uboot.
In this release, new BF51x, bf522/4/6, bf538/9 cores and relative on-chip peripheral drivers are supported. Dual core SMP kernel and kgdb is enabled for bf561 to allow multi process application to run on both cores. Building and loading code into L2 SRAM is supported by both kernel and toolchain. Power management is full functional on all blackfin cores to save power for embedded application. All hardware anomaly in Blackfin on-chip USB is walked around to make USB driver more stable in both host and peripheral mode. A lot of new peripheral devices are enabled for blackfin, such as ad73322, ssm2602, adv7183B, ad7879, ad5588, ad5520, spi over sport, wifi over sdio, ethernet over spi, sound gardget over USB, etc. JPEG lib is optimized in assembly for blackfin. Oprofile tool is enabled again in kernel 2.6.28. On-chip ATAPI, SDIO and USB is supported in uboot. SPI Eeprom subsystem is replaced by new SPI flash subsystem in uboot.
For more details, please read the release notes at
http://docs.blackfin.uclinux.org/doku.php?id=uclinux-dist:release-notes:2009r1
http://docs.blackfin.uclinux.org/doku.php?id=toolchain:release-notes:2009r1
http://docs.blackfin.uclinux.org/doku.php?id=bootloaders:u-boot:release-notes:2009r1
The tar ball of 2009R1-RC6 Linux distribution source code, bootable images and test results can be found at
http://blackfin.uclinux.org/gf/project/uclinux-dist/frs
The RPM packages of 2009R1-RC10 toolchain binaries, source code and test results can be found at
http://blackfin.uclinux.org/gf/project/toolchain/frs
The tar ball of 2009R1-RC3 uboot souce code, bootable images and test results can be found at
http://blackfin.uclinux.org/gf/project/u-boot/frs
Any questions, please send email to respective mailing list or the help forum.
Linux and application issues:
uclinux-dist-devel@blackfin.uclinux.org
http://blackfin.uclinux.org/gf/project/uclinux-dist/forum/?action=ForumBrowse&forum_id=39
Toolchain and debugging tool issues:
toolchain-devel@blackfin.uclinux.org
http://blackfin.uclinux.org/gf/project/toolchain/forum/?action=ForumBrowse&forum_id=39
Boot loader issues:
u-boot-devel@blackfin.uclinux.org
http://blackfin.uclinux.org/gf/project/u-boot/forum/?action=ForumBrowse&forum_id=39
You can also check out the source code of 2009R1 release from the SVN.
svn co http://blackfin.uclinux.org/svn/uclinux-dist/tags/2009R1-RC6 uClinux-dist
svn co http://blackfin.uclinux.org/svn/toolchain/tags/2009R1-RC10 toolchain
svn co http://blackfin.uclinux.org/svn/u-boot/tags/2009R1-RC3 u-boot
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