Commit Graph

24 Commits

Author SHA1 Message Date
Gregory Nutt
8b64dc003e SAMA5D4-EK: In kernel build with address environment, need logic to map user virtual addresses to physical addresses, and vice versa 2014-09-07 19:25:30 -06:00
Gregory Nutt
4fa5b52e43 Cortex-A address environments: Fix issue with page privileges 2014-08-28 11:00:41 -06:00
Gregory Nutt
b3473bfa26 Cortex-A address environment: Fix some section mapping and address increments 2014-08-26 06:33:26 -06:00
Gregory Nutt
a593729cb2 ARMv7-A: Use of write back might be unpredictable 2014-08-25 16:34:22 -06:00
Gregory Nutt
699a54a022 Misc changed to get the SAMA5 ELF configuration with address environments working 2014-08-25 13:28:13 -06:00
Gregory Nutt
8907616478 Cortex-A/SAMA5 address environment support is code complete (untested) 2014-08-25 11:18:32 -06:00
Gregory Nutt
e4fd434a60 Cosmetic update to comments and README files 2014-04-24 12:44:30 -06:00
Gregory Nutt
0d2e525bd4 Updated comments; minor correction in some naming 2014-04-23 14:46:39 -06:00
Gregory Nutt
78607a7ea9 SAMA5: Don't use MMU PMD bufferable bit to try to control write-through vs write-back. It does not work that way 2014-04-04 16:05:20 -06:00
Gregory Nutt
d28622a628 Replace explicit hex MMU value with definition 2013-12-18 12:47:43 -06:00
Gregory Nutt
98ffd096a0 SAMA5 LCDC: Correct how framebuffer memory was being mapped; Remove options to get framebuffer memory in various. Because of the mapping and aligment requirements, those options really cannot be supported 2013-10-13 13:08:05 -06:00
Gregory Nutt
b00d72a7f2 SAMA5: More MMU-related changes to properly initialize SDRAM 2013-08-02 11:11:57 -06:00
Gregory Nutt
547f9be80f SAMA5: More cache and mmu inline utility functions 2013-07-29 19:57:15 -06:00
Gregory Nutt
7dfabf3507 SAMA5: Correct a clock configuration bug; clarify some MMU memory types 2013-07-28 12:44:06 -06:00
Gregory Nutt
ae6ed8ca52 SAMA5: Fix heap allocation bugs 2013-07-27 11:28:31 -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
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
696f6d0482 Misc Cortex-A5 MMU-related fix -- still does not boot 2013-07-25 16:37:55 -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
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
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
28a90ba46d Some initial frame for Cortex-A5 support. No much yet 2013-07-18 15:20:47 -06:00