Commit Graph

3075 Commits

Author SHA1 Message Date
Gregory Nutt
87af1517ed Correct an error in Cortex-A5 intermediate MMU mapping 2013-07-26 17:26:53 -06:00
Gregory Nutt
14093ef76a Add a hello world configuration to help with the SAMA5 bringup 2013-07-26 15:28:01 -06:00
Gregory Nutt
2f772c84fd Finally... renamed all CONFIG_DRAM_ settings to CONFIG_RAM_ 2013-07-26 10:09:17 -06:00
Gregory Nutt
f87963accd SAMA5: If the page table is in high memory, make sure that it is excluded from the heap 2013-07-26 09:16:46 -06:00
Gregory Nutt
4ea9e1eb6e Fix some bad page table definitions of last commit 2013-07-25 18:11:25 -06:00
Gregory Nutt
696f6d0482 Misc Cortex-A5 MMU-related fix -- still does not boot 2013-07-25 16:37:55 -06:00
Gregory Nutt
d1be1e6698 Fix an uninitialized register error that crept into the ARM9 start up code many years ago and was recently cloned into the Cortex-A5. Obviously no on has used NuttX with ARM9 for years 2013-07-24 20:12:04 -06:00
Gregory Nutt
f337f3a977 Fix SAMA5 vector linking issue 2013-07-24 12:51:42 -06:00
Gregory Nutt
213780bc43 Update SAMA5D3x-EK board configuration to support on-board UART connections, LEDs, and push buttons 2013-07-24 12:27:12 -06:00
Gregory Nutt
63f136dd7e Revamp the way external memory regions are configured; Add logic to add SAMA5 external memory regions to the heap 2013-07-24 10:08:32 -06:00
Gregory Nutt
a81abd3514 Improve Cortex-A5 context switching so that a little less copying is done 2013-07-24 07:47:51 -06:00
Gregory Nutt
2e8fcc7229 ARMv7-N: Fix a copy error introduced in the previous check-in 2013-07-23 19:09:17 -06:00
Gregory Nutt
cb3f394d53 Improve some ARMv7-A/M floating point register save time; Add floating point register save logic for ARMv7-A 2013-07-23 17:52:06 -06:00
Gregory Nutt
9e24c4fcd5 ARMv7-A: Need 8-byte stack alignment when callign C code from interrupt handlers. This change needs to be ported to other ARM architectures as well 2013-07-23 14:47:16 -06:00
Gregory Nutt
596cdf2982 SAMA5: Adapt clocking for different boot modes. New header files for AXI matrix, BSC, and SFR 2013-07-23 13:54:49 -06:00
Gregory Nutt
ae3f2b2876 Add SAMA5D3 pin multiplexing definitions 2013-07-23 09:47:01 -06:00
Gregory Nutt
e9f8689cee Add SAMA5 GPIO configuration support 2013-07-22 20:59:47 -06:00
Gregory Nutt
50cd6352fa Add support SAMA5 UART and serial driver 2013-07-22 19:16:37 -06:00
Gregory Nutt
9665c0d267 SAMA5 clock configuration should now agree with Atmel sample code; Added header file with macros to enable and disable peripheral clocking 2013-07-22 17:00:02 -06:00
Gregory Nutt
571308c27a Add SAMA5 clock logic. Cloned from SAM3U and not yet verified 2013-07-22 14:42:05 -06:00
Gregory Nutt
fb8a7a91fb SAMA5 interrupt handling logic 2013-07-22 11:54:39 -06:00
Gregory Nutt
ca9b52b07f SAMA5/Cortex-A: Improve irqsave/restore inlines + add irqenable. Add skeleton file for SAMA5 interrupt management. Also change from last commit that was left in the editor 2013-07-21 17:08:40 -06:00
Gregory Nutt
b26d506514 Add system timer logic for the SAMA5 2013-07-21 15:49:17 -06:00
Gregory Nutt
0b46176b43 A few more Cortex-A5 and SAMA5 files 2013-07-21 12:52:38 -06:00
Gregory Nutt
0d9250fae5 Misc Cortex-A5 changes include new file for cache operations 2013-07-20 13:06:00 -06:00
Gregory Nutt
6f0e07d071 A few more SAMA5D3 files 2013-07-19 17:45:28 -06:00
Gregory Nutt
137cd94b6a Basic framework to support the AT91SAMA5D3 family and the SAMA5D3x-EK board(s) in particular 2013-07-19 15:23:03 -06:00
Gregory Nutt
c294e9b374 More ARMv7-A files that are just copies of the ARMv4/5 files for now 2013-07-19 11:43:04 -06:00
Gregory Nutt
15ae557793 Minor but fatal typo introduced in last checkin 2013-07-18 15:45:21 -06:00
Gregory Nutt
28a90ba46d Some initial frame for Cortex-A5 support. No much yet 2013-07-18 15:20:47 -06:00
Gregory Nutt
91313feac2 NSH cmp command by Andrew Twidgell 2013-07-18 08:24:29 -06:00
Gregory Nutt
78bffd06c2 STM32 SDIO driver: Add supported for data block end (DBCKEND) interrupt. From Chia Cheng Tsao 2013-07-08 09:04:05 -06:00
Gregory Nutt
d649c2a462 Ticket #16: STM32 OTG FS device driver endpoint allocation. From Chia Cheng Tsao 2013-07-08 08:55:05 -06:00
Gregory Nutt
dcb4545afb prohibit re-entrance into sam_configgpio() 2013-07-05 17:15:54 -06:00
Gregory Nutt
d5f274ac76 Fix SAM34 interrupt handling for ports D-F; fix MISO logic in Arduino Due touchscreen driver 2013-07-03 08:12:45 -06:00
Gregory Nutt
348304fcb4 Several fixes to get a clean compile of the Arduino touch screen 2013-07-02 13:52:09 -06:00
Gregory Nutt
a954eb76b2 Created new directories to hold SPI-related files 2013-07-01 08:11:54 -06:00
Gregory Nutt
5c86557971 Update LM FLASH definitions for LM4F120. From Vinti 2013-06-29 07:02:56 -06:00
Gregory Nutt
4db87105e9 SAM33/4: Need to disable write protection before modify PIO pin configuration 2013-06-28 15:34:51 -06:00
Gregory Nutt
880d7f261b Add an NSH configuration for the Arduino Due; Pluse several fixes related to the Due and to the SAM3X in general 2013-06-28 14:32:08 -06:00
Gregory Nutt
4fe041a10b Arduino Due: Fixes to FLASH address, flash wait states, updated Comments. Now boots and runs a bit before crashing 2013-06-28 11:29:14 -06:00
Gregory Nutt
8f41963efd With these changes the Arduino Due port builds without errors 2013-06-27 15:07:07 -06:00
Gregory Nutt
2ecac742b6 Flesh out the Arduino Due board configuratino and integrate it with the build and configuration system 2013-06-27 14:24:27 -06:00
Gregory Nutt
3910edbf90 Review and update of SAM3/4 header files and conditional logic for SAM3X/A support 2013-06-27 11:06:13 -06:00
Gregory Nutt
77b36e0bc1 Add peripheral configuration logic for the SAM3X/3A; Change all references to SAM3/4 SPI to SPI0 for compatibity with the SAM3X/3A which has SPI0 and SPI1; Add directory which will eventually holdl an Arduino Due port 2013-06-26 18:46:44 -06:00
Gregory Nutt
69bd94290a Add SAM3X/3A pin multiplexing and GPIO encoding header files 2013-06-26 17:02:43 -06:00
Gregory Nutt
87cfee43af Add SAM3X/3A memory map 2013-06-26 14:37:57 -06:00
Gregory Nutt
ae6dbb9bf9 Add SAM3X/3A peripheral clock controls 2013-06-26 14:00:26 -06:00
Gregory Nutt
8865cf8be0 Add SAM3X/3A interrupt vectors 2013-06-26 12:59:56 -06:00
Gregory Nutt
2812f5be67 Add support for SAM3X and 3A chips, interrupts, and peripheral IDs 2013-06-26 12:28:32 -06:00