Commit Graph

20 Commits

Author SHA1 Message Date
Gregory Nutt
5e4c77245f If we are configured to use a kernel stack while in SYSCALL handling, then we need to switch back to the user stack to deliver a signal 2014-09-15 11:38:48 -06:00
Gregory Nutt
3649dab9bd Initial integration of kernel stack (does not work) 2014-09-14 11:19:34 -06:00
Gregory Nutt
de4956a2cd Add the initial implementation of the process kernel stack logic. Not yet integrated into the main OS logic nor tested. 2014-09-14 09:53:54 -06:00
Gregory Nutt
b255883b0a Rename everything associated with the dynamic process stack to ustack to make room in the name space for a kstack 2014-09-14 09:10:09 -06:00
Gregory Nutt
205c23b9d6 Add logic to initialize the per-process user heap when each user process is started 2014-09-10 15:55:36 -06:00
Gregory Nutt
1a4f8914c5 Add support for delivery of use-mode signals in the kernel build. 2014-09-02 15:58:14 -06:00
Gregory Nutt
e3ff0689bb Rename CONFIG_NUTTX_KERNEL to CONFIG_BUILD_PROTECTED; Partially integrate new CONFIG_BUILD_KERNEL 2014-08-29 14:47:22 -06:00
Gregory Nutt
043c384e38 ARMv7-A: Add SYSCALL handling logic 2014-08-28 14:52:14 -06:00
Gregory Nutt
a14cb94b45 Mostly cosmetic use of uintptr_t to hold addresses instead of uint32_t 2014-08-26 10:44:10 -06:00
Gregory Nutt
1725946447 Misc changed to get the SAMA5 ELF configuration with address environments working 2014-08-25 13:28:13 -06:00
Gregory Nutt
e1799b0423 Cortex-A/SAMA5 address environment support is code complete (untested) 2014-08-25 11:18:32 -06:00
Gregory Nutt
2cb9d5c7b0 Add addrenv.h; First cut at Cortex-A address environment structures; Add configuration options to setup address enviornment 2014-08-24 09:57:53 -06:00
Gregory Nutt
190cbc766e Need to enable FIQ in initial task state; Improve H32/64 test in IRQ handling 2014-06-21 09:55:09 -06:00
Gregory Nutt
3f6b1642ca SAMA5D4: Add support for secure/FIQ interrupts; SAIC supports need to be be enabled unconditionally 2014-06-20 18:16:41 -06:00
Gregory Nutt
f8024cf409 More trailing whilespace removal 2014-04-13 16:22:22 -06:00
Gregory Nutt
7dfef5e22e SAMA5: Modification of some CPSR-related inline functions 2013-07-31 09:11:24 -06:00
Gregory Nutt
2c6b370c4a Add ARMv7-A irqdisable() inline function 2013-07-30 11:37:09 -06:00
Gregory Nutt
535048a73c 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
5bbc86f894 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
8f2ad7eec1 Some initial frame for Cortex-A5 support. No much yet 2013-07-18 15:20:47 -06:00