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Commit Graph

211 Commits

Author SHA1 Message Date
Martine Lenders
42f96b0d60 Merge pull request #1699 from Kijewski/issue-1586
core: Provide functions for different byte orders
2014-10-10 07:38:57 +02:00
Pham Huu Dang Nhat
2ded32dee7 c++: core: add extern C in header files 2014-10-09 06:18:16 +07:00
Ludwig Ortmann
f677f70836 core/hwtimer: add HWTIMER_WAIT_OVERHEAD 2014-10-01 19:53:43 +02:00
Ludwig Ortmann
0a8be81526 core/hwtimer: clean up header
- break/shorten overlong lines
- improve grammar
2014-10-01 19:53:42 +02:00
Ludwig Ortmann
da550bc913 introduce HWTIMER_SPIN_BARRIER (API change)
Boards should define HWTIMER_SPIN_BARRIER that is used to decide
whether it makes sense to set a timer and yield or call hwtimer_spin
instead.
Used by `core/hwtimer.c` and `sys/vtimer/vtimer.c`.
A default value is provided and a warning is printed when it is used.
2014-10-01 19:53:42 +02:00
René Kijewski
749db8d0dd core: Provide functions for different byte orders
Rationale: see #1586.
2014-09-29 21:07:02 +02:00
René Kijewski
4e50d74272 core: Provide ssize_t in a common place
Now you can include `kernel_types.h` if you need the `ssize_t`, without
 facing problems due to the terrible MSP toolchain.
2014-09-26 14:04:30 +02:00
Ludwig Ortmann
289c4c0ee4 doc: add license headers to some .h files 2014-09-18 17:45:11 +02:00
Martine Lenders
1cc82b6aa7 core: priority_queue: simplify inheritance 2014-09-05 18:17:12 +02:00
Ludwig Ortmann
b7992922ce fix license headers in non-.c files 2014-08-23 16:16:26 +02:00
003dd1969c Merge pull request #1566 from Kijewski/undef_is_null
core: let PIDs begin with 1
2014-08-22 00:43:04 +02:00
René Kijewski
a5c9d4572d core: clist without explicit thread
Right now the core component `clist` is a generic cyclic doubly-linked list.
In the core it is used in `tcb_t::rq_entry`.
Further it is used `net_if.c`.

This commit removes the member `clist_node_t::data` which stored the
pointer to the `tcb_t` instance of which the clist is already a member.
The needless member added `sizeof (int)` bytes to every instance of
`tcb_t`.

In `net_if.c` the clist was used in a type-punned way, so that the
change won't affect it.
2014-08-21 21:10:04 +02:00
8538670e12 Merge pull request #1583 from Kijewski/issue-1399
core: SCHED_PRIO_LEVELS==16 for every board
2014-08-21 20:04:57 +02:00
René Kijewski
b4f105f178 core: SCHED_PRIO_LEVELS==16 for every board
Closes #1399.

> Using a different value for SCHED_PRIO_LEVELS for 16 and 32 bit
platforms hurts portability, one thing that we heavily advertise about
RIOT. if you want to write a portable application, then you have to
assume the lower value.

This PR defaults `SCHED_PRIO_LEVELS` to 16 for every board.
2014-08-18 10:43:41 +02:00
René Kijewski
2cb4166c3e all over the place: use sched_active_pid
In many places we needlessly use `sched_active_thread->pid` whilst we
already have `sched_active_pid` with the same value, and one less
indirection.

`thread_getpid()` is made `static inline` so that there is no penalty in
using this function over accessing `sched_active_pid` directly.
2014-08-17 21:04:25 +02:00
René Kijewski
427a5fbaef core: let valid PIDs start with 1 2014-08-17 19:51:03 +02:00
René Kijewski
b31e5a8675 core: introduce KERNEL_PID_FIRST and KERNEL_PID_LAST 2014-08-17 19:50:34 +02:00
René Kijewski
a7e5157fd9 core: add thread_get()
Remove PID check duplication in `thread_getstatus()` and
`thread_getname()`.
2014-08-15 01:16:13 +02:00
Oleg Hahm
c2b0423918 core: renamed KERNEL_PID_NULL to KERNEL_PID_UNDEF
As @authmillenon pointed out the "null" in the old name is somewhat
misleading, since the actual value is -1.
2014-08-07 16:31:27 +02:00
Oleg Hahm
0836cd0b18 core: moved definition of KERNEL_PID_NULL
kernel_pid_t is defined in kernel_types.h, thus it makes sense to move
the macro for an invalid kernel pid there, too.
2014-08-07 16:31:27 +02:00
René Kijewski
a5fe9078c8 Merge pull request #1293 from Kijewski/issue-1287
core: only store the stack size for DEVELHELP (implementation)
2014-08-05 18:56:29 +02:00
Ludwig Ortmann
1efdf99dfe core/priority_queue: add dynamic initializers
- priority_queue_init
- priority_queue_node_init
2014-08-05 17:57:45 +02:00
Ludwig Ortmann
c2b2e4554b core/queue: queue -> priority_queue
Rename queue to priority queue, because that's what it is.
2014-08-05 17:57:45 +02:00
Ludwig Ortmann
2e190d21ed doc: fix spelling in core/include 2014-08-05 17:08:53 +02:00
René Kijewski
f7bdc7e4fe core: thread_measure_stack_free() is only useful for DEVELHELP 2014-08-02 00:35:41 +02:00
René Kijewski
9e3830a72b core: only store the stack size for DEVELHELP
`tcp_t::stack_size` is only examined by the shell command `ps` and
`DEBUG_PRINT`. For the latter one only if `DEVELHELP` was enabled.

This PR guards the member `tcp_t::stack_size` in `#ifdef DEVELHELP`.
Only if DEVELHELP was activated its value get printed by `ps`.

Closes #1287.
2014-08-02 00:35:41 +02:00
Ludwig Ortmann
c216d2870f doc: add detailed scheduler documentation 2014-08-01 18:57:31 +02:00
Oleg Hahm
983d056c75 core: harmonizes the data type for the process ID
Instead of using differing integer types use kernel_pid_t for process
identifier. This type is introduced in a new header file to avoid
circular dependencies.
2014-08-01 12:02:54 +02:00
Cenk Gündoğan
5e8c0c9058 converting tabs to spaces in core (#1439)
This PR converts tabs to white spaces.
The statement I used for the conversion:
'''find . -name "*.[ch]" -exec zsh -c 'expand -t 4 "$0" > /tmp/e && mv /tmp/e "$0"' {} \;'''
Afterwards, I had a quick overview of the converted files to prevent odd indentation.
2014-07-31 20:44:09 +02:00
René Kijewski
4032a22719 queue: add queue_t root type 2014-07-30 21:10:22 +02:00
René Kijewski
4c6a6ee4b3 queue: remove unused generic functions
Closes #1153.
2014-07-30 21:08:15 +02:00
René Kijewski
7035ae0051 queue: remove inttypes clutter from core header 2014-07-30 21:08:15 +02:00
Ludwig Ortmann
b3b6cff587 doc: some more author fixes
fix all occurences of INRIA as an author
correct Oliver Hahms authorship and indentation
2014-07-29 18:17:48 +02:00
Ludwig Ortmann
b6846e31fc doc: fix most occurences of FU as an author
.. but only if there are other authors as well
2014-07-29 17:23:11 +02:00
Ludwig Ortmann
ce4aaa6970 doc: little mutex.h fixes
- a university is not an author
- move internal tags to the right place
2014-07-29 14:37:41 +02:00
René Kijewski
e03e20b7f6 core: simplify mutex initializer 2014-07-29 09:33:23 +02:00
René Kijewski
e5d6142823 core: simplify mutex signatures 2014-07-29 09:32:16 +02:00
Ludwig Ortmann
a585eaf752 core/sched: remove MODULE_NSS helpers (API CHANGE)
remove thread_getlastpid and last_pid from the API, it is unused
2014-07-12 07:30:31 +02:00
Hauke Petersen
9001e0c2fb core: removed duplicated hwtimer_arch.h 2014-07-09 21:08:13 +02:00
Ludwig Ortmann
5ebdf6e745 core/thread: remove thread_create_arg from header
It's just a leftover from #856
2014-07-09 18:01:31 +02:00
René Kijewski
ba1a15535b core: remove extra thread_create_arg() function 2014-07-09 10:28:23 +02:00
René Kijewski
867246a09f Add argument to thread_create 2014-07-09 10:07:54 +02:00
Ludwig Ortmann
5c9a975afb core/msg: fix, optimize and improve
fixes:
fix race conditions by reordering dINTs
prevent null pointer dereference by adding forgotten target check
add forgotten eINTs
replace printf with DEBUG
fix debug messages

optimizations:
optimize pid access
reorder msg_send switches

improvements:
add debug statements
add missing return value to msg_send_to_self documentation
2014-07-08 11:57:38 +02:00
René Kijewski
3c5f8b0f9e Merge pull request #1308 from N8Fear/fix-typo-and-whitespaces
core/include/arch/irq_arch.h: fix typo and trailing whitespaces
2014-06-10 18:14:05 +02:00
Hinnerk van Bruinehsen
6da0c31265 core/include/arch/irq_arch.h: fix typo and trailing whitespaces 2014-06-10 18:07:41 +02:00
René Kijewski
b6dc5c9b76 core/cortex-m: add missing NORETURNs to thread_arch 2014-06-05 21:01:35 +02:00
Oleg Hahm
c679a051d9 core: fix variable name for sched_pidlist 2014-06-04 02:13:06 +02:00
René Kijewski
aab2311205 Merge pull request #1248 from thomaseichinger/debug_h_doc_fix
core:debug: documentation for `DEBUG_PRINT` was confusing and wrong
2014-06-03 22:42:39 +02:00
René Kijewski
05a4bf7f04 Merge pull request #1057 from Kijewski/sched_switch-current_prio
core: imply current_prio in `sched_switch()`
2014-06-03 15:59:23 +02:00
Thomas Eichinger
cf93dc6590 core:debug: documentation for DEBUG_PRINT was confusing and wrong 2014-05-27 16:29:35 +02:00