Cygdrvdsrlock, Cygdrvdsrunlock, Cyg_drv_dsr_lock – Comtrol eCos User Manual
Page 397: Cyg_drv_dsr_unlock
Advertising
Chapter 18. Device Driver Interface to the Kernel
Arguments:
lock
- pointer to spinlock to clear
istate
- interrupt state to restore
Result:
None
Level:
ISR
Description:
This function behaves exactly like
cyg_drv_spinlock_clear()
except that it also restores an interrupt
state saved by
cyg_drv_spinlock_spin_intsave()
. The
istate
argument must have been initialized by
a previous call to
cyg_drv_spinlock_spin_intsave()
.
cyg_drv_dsr_lock
Function:
void cyg_drv_dsr_lock()
Arguments:
None
Result:
None
Level:
DSR
Description:
Disables scheduling of DSRs. This function maintains a counter of the number of times it has been called.
cyg_drv_dsr_unlock
Function:
void cyg_drv_dsr_unlock()
Arguments:
None
293
Advertising