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Diffstat (limited to 'nuttx/Documentation/NuttX.html')
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1 files changed, 66 insertions, 67 deletions
diff --git a/nuttx/Documentation/NuttX.html b/nuttx/Documentation/NuttX.html index d42fbb8e3..04d2cd461 100644 --- a/nuttx/Documentation/NuttX.html +++ b/nuttx/Documentation/NuttX.html @@ -8,7 +8,7 @@ <tr align="center" bgcolor="#e4e4e4"> <td> <h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1> - <p>Last Updated: July 15, 2010</p> + <p>Last Updated: July 18, 2010</p> </td> </tr> </table> @@ -764,42 +764,53 @@ </tr> </table> -<p><b>nuttx-5.7 Release Notes</b>: +<p><b>nuttx-5.8 Release Notes</b>: <p> - This 54<sup>th</sup> release of NuttX was made on June 22, 2010 and is available for download from the + This 55<sup>th</sup> release of NuttX was made on July 18, 2010 and is available for download from the <a href="http://sourceforge.net/project/showfiles.php?group_id=189573">SourceForge</a> website. The change log associated with the release is available <a href="#currentrelease">here</a>. Unreleased changes after this release are available in CVS. These unreleased changes are listed <a href="#pendingchanges">here</a>. </p> <p> - This release adds basic support for one new ARM Cortex-M3 architecture: - <ul> - <li> - Added support for NXP LPC1768 MCU as provided on the Nucleus 2G board from - <a href="http://www.2g-eng.com">2G Engineering</a>. - </li> - <li> - Some initial files for the LPC17xx family were released in NuttX 5.6, but the - first functional release for the NXP LPC1768/Nucleus2G occured with NuttX 5.7. - </li> - <li> - That initial basic release included timer interrupts and a serial console and was - verified using the NuttX OS test. - </li> - <li> - That release includes a verified NuttShell (NSH) configuration - (see the <a href="http://www.nuttx.org/NuttShell.html">NSH User Guide</a>). - Also included are unverified SPI and USB device drivers. - </li> - </ul> + This includes several important bugfixes: +</p> +<ul> + <li>Corrects some interrupt vectoring for the TI/Stellarix LM3S port,</li> + <li>Correct initialization logic for NXP LPC17xxx NuttX ports: Power was not being provided to the GPIO module!</li> + <li>Corrected (but did not verify) implementation of the optional interrupt stack feature (all Cortex M3 architectures), and</li> + <li>Correct a HardFault in the LPC17xx SSP driver.</li> +</ul> +<p> + Additional minor fixes are also included as detailed in the ChangeLog. </p> <p> - Further efforts include: (1) development of a DMA support library, (2) SPI-based MMC/SD - support, and (3) verification of the USB driver. Watch for announcement of the completed - LPC1768 port expected in NuttX-5.8. + Several new features have been fully developed and included in this release, but + full verification of most of these new features has been blocked for a variety + of issues: </p> +<ul> + <li> + Added microSD support for the NuttShell (NSH) configuration in the Nucleus2G LPC1768 port. + For reasons that have not yet been determined, I have not successfully accessed the microSD card as of this writing. + </li> + <li> + Two USB configurations were also added for the Nucleus2G board: + One to support the USB serial device and one for the USB mass storage device. + Some testing of the USB driver was performed, but full verification is stalled for an OTG style USB cable. + </li> + <li> + LEDs now work correctly on the Nucleus2G LPC1768 board. + </li> + <li> + The uIP-based NuttX networking subsystem now supports IGMPv2 client. + IGMP (Internet Group Multicast Protocol) network "appliances" to join into multicast groups. + Outbound traffic to enter and leave multicast groups has been verified, but full verification will require a switch capable of multicast. + Issues associated with the receipt of multicast packets are likely. + </li> +</ul> + <table width ="100%"> <tr bgcolor="#e4e4e4"> <td> @@ -1190,14 +1201,11 @@ functional release for the NXP LPC1768/Nucleus2G occured with NuttX 5.7. That initial basic release included timer interrupts and a serial console and was verified using the NuttX OS test (<code>examples/ostest</code>). - That release includes a verified NuttShell (NSH) configuration + That release included a verified NuttShell (NSH) configuration (see the <a href="http://www.nuttx.org/NuttShell.html">NSH User Guide</a>). - Also included are unverified SPI and USB device drivers. - </p> - <p> - Current efforts include: (1) development of a DMA support library, (2) SPI-based MMC/SD - support, and (3) verification of the USB driver. - Watch for announcement of the completed LPC1768 port expected in NuttX-5.8. + The NSH configuration support the Nucleus2G's microSD slot and additional configurations + are available to exercise the the USB serial and USB mass storage devices. + However, as of this writing neight the SPI nor the USB device drivers are fully verified. </p> <p> <b>Development Environments:</b> @@ -1792,16 +1800,31 @@ Other memory: </table> <ul><pre> -nuttx-5.7 2010-06-22 Gregory Nutt <spudmonkey@racsa.co.cr> +nuttx-5.8 2010-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr> - * configs/nucleus2g - Add ostest configuration for the Nucleus 2G - LPC1768 board from 2G Engineering (http://www.2g-eng.com/) - * arch/arm/src/lpc17xx - Added basic LPC17xx boot-up logic, - interrupt handling, and GPIO configuration. - * configs/nucleus2g/ostest - Completed bring-up of LPC1768 on - the Nucleus2G board using the examples/ostest - * configs/nucleus2g/nsh - Added and verified a NuttShell (NSH) - configuration for the LPC1768 on the Nucleus2G board. + * configs/nucleus2g/src/up_nsh.c and up_ssp.c - Add support + for SPI-based MMC/SD cards and integrate into the NSH example. + * arch/arm/src/lm3s/lm3s_vectors.S - Correct vectors for GPIOC & D + interrupts. + * arch/arm/src/lpc17xx/lp17_clockconfig.c - Power was not being + provided to GPIO module. This is a critical bugfix! + * arch/arm/src/lpc17xx/lpc17_serial.c - Improved logic to handle + missed TX interrupts. + * arch/arm/src/lpc17xx/lpc17_ssp.c - Fix a hard fault during SSP + initialization. + * configs/nucleus2g/src/up_led.c - Change how LEDs are controlled + so that they can be used both for NuttX instrumentation and + by application software. + * include/net/uip/igmp.h and uip-igmp.h - Add header files ini + preparation for NuttX IGMP support + * net/uip/uip_igmp*.c - Add IGMP support (untested on initial + checkin). + * examples/igmp - Add a trivial test for IGMP (much more is needed) + * configs/nucleus2g/usbserial and usbstorage - Add USB configurations + for testing purposes. + * arch/arm/src/common/up_internal.h, cortexm3/up_assert.c, + */*_vectors.S - Correct compilations errors when CONFIG_ARCH_INTERRUPTSTACK + is enabled (feature still not tested) pascal-2.0 2010-12-21 Gregory Nutt <spudmonkey@racsa.co.cr> @@ -1831,31 +1854,7 @@ buildroot-1.8 2009-12-21 <spudmonkey@racsa.co.cr> </table> <ul><pre> -nuttx-5.8 2010-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr> - - * configs/nucleus2g/src/up_nsh.c and up_ssp.c - Add support - for SPI-based MMC/SD cards and integrate into the NSH example. - * arch/arm/src/lm3s/lm3s_vectors.S - Correct vectors for GPIOC & D - interrupts. - * arch/arm/src/lpc17xx/lp17_clockconfig.c - Power was not being - provided to GPIO module. This is a critical bugfix! - * arch/arm/src/lpc17xx/lpc17_serial.c - Improved logic to handle - missed TX interrupts. - * arch/arm/src/lpc17xx/lpc17_ssp.c - Fix a hard fault during SSP - initialization. - * configs/nucleus2g/src/up_led.c - Change how LEDs are controlled - so that they can be used both for NuttX instrumentation and - by application software. - * include/net/uip/igmp.h and uip-igmp.h - Add header files ini - preparation for NuttX IGMP support - * net/uip/uip_igmp*.c - Add IGMP support (untested on initial - checkin). - * examples/igmp - Add a trivial test for IGMP (much more is needed) - * configs/nucleus2g/usbserial and usbstorage - Add USB configurations - for testing purposes. - * arch/arm/src/common/up_internal.h, cortexm3/up_assert.c, - */*_vectors.S - Correct compilations errors when CONFIG_ARCH_INTERRUPTSTACK - is enabled (feature still not tested) +nuttx-5.9 2010-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr> pascal-2.1 2010-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr> |