Commit Graph

308 Commits

Author SHA1 Message Date
Gregory Nutt
cbf98ae0a0 ARMv7 GIC: SGIs are non-maskable but go through the same path as other, maskable interrupts. Added logic to serialize SGI processing when necessary. 2016-11-27 13:18:34 -06:00
Gregory Nutt
21e42d18c1 ARMv7-A/i.MX6 SMP: Move SMP coherernt cache setup to earlier in initialization of CPUn, n>0 2016-11-27 11:28:24 -06:00
Gregory Nutt
cd54c71dc1 ARMv7-A/i.MX6: Modify handling of the SMP cache coherency configuration so that it is identical to the steps from the TRM. Makes no differenct, however. 2016-11-27 10:21:46 -06:00
Gregory Nutt
278d8330d6 arm_scu.c edited online with Bitbucket. Fux some typos. 2016-11-27 02:59:42 +00:00
Gregory Nutt
3f6eadc238 ARMv7-A: Fix some SCU SMP logic 2016-11-26 18:41:48 -06:00
Gregory Nutt
546e352830 i.MX6: Add some controls to enable SMP cache coherency in SMP mode 2016-11-26 17:46:20 -06:00
Gregory Nutt
3353d9280f i.MX6: Disable non-cached region support. Add SCU register definitions. 2016-11-26 17:03:57 -06:00
Gregory Nutt
b2ba12e02a SMP: Basic function 2016-11-26 14:23:23 -06:00
Gregory Nutt
785ed5faf2 SMP: A few more compile/link issues. Still problems. 2016-11-26 13:20:11 -06:00
Gregory Nutt
aae306e942 i.MX6 SMP: Inter-CPU data no saved in a non-cacheable region. 2016-11-26 12:04:02 -06:00
Gregory Nutt
e3fe320e08 SMP: Add support for linking spinlocks into a special, non-cached memory region. 2016-11-26 08:47:03 -06:00
Gregory Nutt
b08fb33c28 SMP: Fix typos in some conditional compilation 2016-11-24 17:59:45 -06:00
Gregory Nutt
7f636f2280 SMP: Add spin_trylock(). Use this in conditions where other CPUs need to stopped but we cannot call enter_critical_section. 2016-11-24 13:33:43 -06:00
Gregory Nutt
f77dcdf323 ARMv7-A SMP: Add a little logic to signal handling. 2016-11-24 11:45:05 -06:00
Gregory Nutt
c03d126da6 arm_cpupause.c edited online with Bitbucke. What was I thinking... Back out previous change. 2016-11-24 04:45:07 +00:00
Gregory Nutt
19e7f2210e arm_cpupause.c edited online with Bitbucket. Fix a typo in a comment. 2016-11-24 04:24:40 +00:00
Gregory Nutt
4b0bbf41ca SMP: Fix backward condition in test. 2016-11-23 22:24:14 -06:00
Gregory Nutt
f90525a5d1 SMP: Update some comments; trivial improvement by inlining static function. 2016-11-22 16:48:57 -06:00
Gregory Nutt
bac7153609 SMP: Add logic to avoid a deadlock condition when CPU1 is hung waiting for g_cpu_irqlock and CPU0 is waitin for g_cpu_paused 2016-11-22 11:34:16 -06:00
Gregory Nutt
130bfa3f6b Remove a assertion condition that appears to rarely cause false-alarm assertions. Teported by Petteri Aimonen 2016-11-21 14:43:56 -06:00
Gregory Nutt
bb19f1b499 spinlocks should be volatile. 2016-11-17 10:04:22 -06:00
Gregory Nutt
841e1aa77f Fix a cloned typo 2016-10-19 09:14:21 -06:00
Gregory Nutt
7f16548f57 Replaces last three commits. Does the same thing, but does it in a way that does not change the usage model. 2016-06-21 05:26:08 -06:00
Gregory Nutt
c05da80a27 Eliminate a warning 2016-06-20 22:54:58 -06:00
Gregory Nutt
505ca542e8 Remove some last traces of lowvsyslog that were missed; Add a SYSLOG emergency channel for handling assertion output more cleanly 2016-06-20 16:11:50 -06:00
Gregory Nutt
43eb04bb8f Without lowsyslog() *llinfo() is not useful. Eliminate and replace with *info(). 2016-06-20 11:59:15 -06:00
Gregory Nutt
15c260a428 armv7-a/armv6-m/arm/a1x: Convert *err() to either *info() or add ERROR:, depending on if an error is reported 2016-06-17 16:44:50 -06:00
Gregory Nutt
b39e53391d Add underscore at beginning of alert() as well 2016-06-16 12:38:05 -06:00
Gregory Nutt
0c8c7fecf0 Add _ to the beginning of all debug macros to avoid name collisions 2016-06-16 12:33:32 -06:00
Gregory Nutt
6f08216621 Centralize definitions associated with CONFIG_DEBUG_SYSCALL 2016-06-16 08:12:38 -06:00
Gregory Nutt
c4e6f50eac Centralize definitions associated with CONFIG_DEBUG_IRQ 2016-06-15 08:35:22 -06:00
Gregory Nutt
a98bc05f65 New debug macro: alert(). This is high priority, unconditional output and is used to simplify and stanardize crash error reporting. 2016-06-14 09:07:53 -06:00
Gregory Nutt
0f249016a0 Eliminate some warnings 2016-06-13 14:01:32 -06:00
Gregory Nutt
be80a0b99c Eliminate some warnings 2016-06-11 16:40:53 -06:00
Gregory Nutt
a1469a3e95 Add CONFIG_DEBUG_ERROR. Change names of *dbg() * *err() 2016-06-11 15:50:49 -06:00
Gregory Nutt
e99301d7c2 Rename *lldbg to *llerr 2016-06-11 14:55:27 -06:00
Gregory Nutt
1cdc746726 Rename CONFIG_DEBUG to CONFIG_DEBUG_FEATURES 2016-06-11 14:14:08 -06:00
Gregory Nutt
fc3540cffe Replace all occurrences of vdbg with vinfo 2016-06-11 11:59:51 -06:00
Gregory Nutt
3a74a438d9 Rename CONFIG_DEBUG_VERBOSE to CONFIG_DEBUG_INFO 2016-06-11 11:50:18 -06:00
Gregory Nutt
80d0b2736e Reorder some logic: (1) set initial CPU IDLE task regsters AFTER allocating stack, (2) invalidate cache in CPU start-up BEFORE handling first interrupt. 2016-05-22 15:01:49 -06:00
Gregory Nutt
356692d70e SMP: Need to enable FPU on other CPUs as well 2016-05-20 13:35:58 -06:00
Gregory Nutt
07acd5327a SMP: Clean CPU0 D-Cache before starting new CPU; Invalidate D-Cache when new CPU started. 2016-05-20 12:39:02 -06:00
Gregory Nutt
f454b38d6e ARMv7-A SMP: Allow CONFIG_SMP_NCPUS=1 for testing purposes 2016-05-18 09:17:02 -06:00
Gregory Nutt
e6728bac29 Cortex-A9 GIC: Add an interface to set interrupt edge/level trigger 2016-05-16 14:42:55 -06:00
Gregory Nutt
4feeb0c2b4 Cortex-A9 GIC: Some fixes that I don't fully understand but do indeed give me serial interrupts 2016-05-16 12:50:35 -06:00
Gregory Nutt
a3f3cc12c0 Update some comments; Fix grammatic error in ChangeLog. 2016-05-13 17:36:08 -06:00
Gregory Nutt
faca2fb1e7 ARMv7-A/i.MX6: Add logic to handle allocation of CPU IDLE thread stacks more efficiently 2016-05-13 11:39:42 -06:00
Gregory Nutt
d14d84c1a6 ARMv7M/i.MX6: Implement CPUn n=1,2,3 startup logic 2016-05-13 09:11:55 -06:00
Gregory Nutt
70782b0f14 ARMv7-A i.MX6: More SMP logic. Still untested. 2016-05-12 15:04:46 -06:00
Gregory Nutt
99e695398c Rename up_boot to arm_boot 2016-05-12 13:42:49 -06:00