diff options
| author | Christian Cunningham <cc@localhost> | 2022-03-30 16:51:36 -0700 |
|---|---|---|
| committer | Christian Cunningham <cc@localhost> | 2022-03-30 16:51:36 -0700 |
| commit | b6ca3a4df6ca34cd40f09d4b97e54679eb95840a (patch) | |
| tree | a83556c6639cb5d605b2579e6034a889319edc7e /kernel | |
| parent | 90227ef8d65052622d09698dc80a27cd67f4bc0a (diff) | |
Timer execute once
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cpu/irq.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/cpu/irq.c b/kernel/cpu/irq.c index f718b7e..2990881 100644 --- a/kernel/cpu/irq.c +++ b/kernel/cpu/irq.c @@ -61,6 +61,8 @@ unsigned long c_irq_handler(void) *nexttime = *timer_chi + stinfo->tick_rate; *timer_cs = SYS_TIMER_SC_M0; scheduled = 1; + if (stinfo->oneshot) + store32(SYS_TIMER_SC_M0, IRQ_DISABLE1); } // Check if System Time Compare 1 Triggered the Interrupt if (*(volatile unsigned long*)SYS_TIMER_CS & SYS_TIMER_SC_M1 && irqs[SYS_TIMER_1_IRQ].handler != 0) { @@ -72,6 +74,8 @@ unsigned long c_irq_handler(void) *nexttime = *timer_chi + stinfo->tick_rate; *timer_cs = SYS_TIMER_SC_M1; scheduled = 1; + if (stinfo->oneshot) + store32(SYS_TIMER_SC_M1, IRQ_DISABLE1); } // Check if System Time Compare 2 Triggered the Interrupt if (*(volatile unsigned long*)SYS_TIMER_CS & SYS_TIMER_SC_M2 && irqs[SYS_TIMER_2_IRQ].handler != 0) { @@ -83,6 +87,8 @@ unsigned long c_irq_handler(void) *nexttime = *timer_chi + stinfo->tick_rate; *timer_cs = SYS_TIMER_SC_M2; scheduled = 1; + if (stinfo->oneshot) + store32(SYS_TIMER_SC_M2, IRQ_DISABLE1); } // Check if System Time Compare 3 Triggered the Interrupt if (*(volatile unsigned long*)SYS_TIMER_CS & SYS_TIMER_SC_M3 && irqs[SYS_TIMER_3_IRQ].handler != 0) { @@ -94,6 +100,8 @@ unsigned long c_irq_handler(void) *nexttime = *timer_chi + stinfo->tick_rate; *timer_cs = SYS_TIMER_SC_M3; scheduled = 1; + if (stinfo->oneshot) + store32(SYS_TIMER_SC_M3, IRQ_DISABLE1); } } // Check if CNTV triggered the interrupt |