minix/lib/libsys/sys_irqctl.c
2012-03-25 21:58:14 +02:00

26 lines
777 B
C

#include "syslib.h"
/*===========================================================================*
* sys_irqctl *
*===========================================================================*/
int sys_irqctl(req, irq_vec, policy, hook_id)
int req; /* IRQ control request */
int irq_vec; /* IRQ vector to control */
int policy; /* bit mask for policy flags */
int *hook_id; /* ID of IRQ hook at kernel */
{
message m_irq;
int s;
m_irq.m_type = SYS_IRQCTL;
m_irq.IRQ_REQUEST = req;
m_irq.IRQ_VECTOR = irq_vec;
m_irq.IRQ_POLICY = policy;
m_irq.IRQ_HOOK_ID = *hook_id;
s = _kernel_call(SYS_IRQCTL, &m_irq);
if (req == IRQ_SETPOLICY) *hook_id = m_irq.IRQ_HOOK_ID;
return(s);
}