Initial revision

lib/syslib/sys_irqctl.c

@@ -0,0 +1,30 @@
+#include "syslib.h"
+
+/*===========================================================================*
+ *                               sys_irqctl				     *
+ *===========================================================================*/
+PUBLIC int sys_irqctl(req, irq_vec, policy, proc_nr, port, val_ptr, mask_val)
+int req;				/* IRQ control request */
+int irq_vec;				/* IRQ vector to control */
+int policy;				/* bit mask for policy flags */
+int proc_nr;				/* process number to notify */
+long port;				/* port to read or write */
+void *val_ptr;				/* address store value read */
+long mask_val;				/* strobe mask or value to write */
+{
+    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_PROC_NR = proc_nr;
+    m_irq.IRQ_PORT = port;
+    m_irq.IRQ_VIR_ADDR = (vir_bytes) val_ptr;
+    m_irq.IRQ_MASK_VAL = mask_val;
+    
+    return _taskcall(SYSTASK, SYS_IRQCTL, &m_irq);
+}
+
+