zcy
/
tinySA
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Tentative fix for tickless mode. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7797 35acf78f-673a-0410-8e92-d51de3d6d3f4
master
Giovanni Di Sirio 2015-03-23 10:28:44 +00:00
parent ac82171cfe
commit 775ab02a91
2 changed files with 15 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
doc/rt/reports/STM32F407-168-GCC.txt
View File

@ -6,8 +6,8 @@ Settings: SYSCLK=168, ACR=0x705 (5 wait states)
*** ChibiOS/RT test suite
***
*** Kernel: 3.0.0dev
*** Compiled: Dec 11 2014 - 16:38:49
*** Compiler: GCC 4.7.3 20130312 (release) [ARM/embedded-4_7-branch revision 196615]
*** Compiled: Mar 23 2015 - 11:26:02
*** Compiler: GCC 4.7.4 20140401 (release) [ARM/embedded-4_7-branch revision 209195]
*** Architecture: ARMv7-ME
*** Core Variant: Cortex-M4
*** Port Info: Advanced kernel mode
@ -130,7 +130,7 @@ Settings: SYSCLK=168, ACR=0x705 (5 wait states)
--- Result: SUCCESS
----------------------------------------------------------------------------
--- Test Case 11.10 (Benchmark, virtual timers set/reset)
--- Score : 1322832 timers/S
--- Score : 1322828 timers/S
--- Result: SUCCESS
----------------------------------------------------------------------------
--- Test Case 11.11 (Benchmark, semaphores wait/signal)
@ -156,4 +156,3 @@ Settings: SYSCLK=168, ACR=0x705 (5 wait states)
----------------------------------------------------------------------------
Final result: SUCCESS

14
os/rt/include/chvt.h
View File

@ -494,6 +494,15 @@ static inline void chVTDoTickI(void) {
ch.vtlist.vt_next = vtp->vt_next;
fn = vtp->vt_func;
vtp->vt_func = NULL;
/* If the list is empty then the timer is stopped.*/
if (&ch.vtlist == (virtual_timers_list_t *)ch.vtlist.vt_next) {
port_timer_stop_alarm();
}
/* Leaving the system critical zone in order to execute the callback
and in order to give a preemption chance to higher priority
interrupts.*/
chSysUnlockFromISR();
/* The callback is invoked outside the kernel critical zone.*/
@ -503,10 +512,11 @@ static inline void chVTDoTickI(void) {
of the list.*/
chSysLockFromISR();
/* Next element in the list, if the list is empty then ending the loop.*/
/* If the list is empty then ending the loop, the list has to be
re-checked because new timers could have been added from within
the callback.*/
vtp = ch.vtlist.vt_next;
if (&ch.vtlist == (virtual_timers_list_t *)vtp) {
port_timer_stop_alarm();
return;
}