From: Ben Gras <ben@minix3.org>
Date: Thu, 12 May 2005 16:07:15 +0000 (+0000)
Subject: Some #defines for removing registered irq handler
X-Git-Tag: v3.1.0~850
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/index.html?a=commitdiff_plain;h=873e44b41fdd61ca6274cccf9f4d19f53c3d5029;p=minix.git

Some #defines for removing registered irq handler
---

diff --git a/include/minix/com.h b/include/minix/com.h
index 3d370c418..1e0d9dabb 100755
--- a/include/minix/com.h
+++ b/include/minix/com.h
@@ -269,8 +269,9 @@
 /* Field names for SYS_IRQCTL. */
 #define IRQ_REQUEST     m5_c1	/* what to do? */
 #  define IRQ_SETPOLICY     1	/* manage a slot of the IRQ table */
-#  define IRQ_ENABLE        2	/* enable interrupts */
-#  define IRQ_DISABLE       3	/* disable interrupts */
+#  define IRQ_RMPOLICY      2	/* remove a slot of the IRQ table */
+#  define IRQ_ENABLE        3	/* enable interrupts */
+#  define IRQ_DISABLE       4	/* disable interrupts */
 #define IRQ_VECTOR	m5_c2   /* irq vector */
 #define IRQ_POLICY	m5_i1   /* options for IRQCTL request */
 #  define IRQ_REENABLE     0x001    /* reenable IRQ line after interrupt */
diff --git a/include/minix/syslib.h b/include/minix/syslib.h
index f59d5861f..2e034255a 100755
--- a/include/minix/syslib.h
+++ b/include/minix/syslib.h
@@ -79,6 +79,8 @@ _PROTOTYPE(int sys_syncalrm, (int proc_nr, clock_t exp_time, int abs_time) );
     sys_irqctl(IRQ_ENABLE, 0, 0, hook_id) 
 #define sys_irqsetpolicy(irq_vec, policy, hook_id) \
     sys_irqctl(IRQ_SETPOLICY, irq_vec, policy, hook_id)
+#define sys_irqrmpolicy(irq_vec, hook_id) \
+    sys_irqctl(IRQ_RMPOLICY, irq_vec, 0, hook_id)
 _PROTOTYPE ( int sys_irqctl, (int request, int irq_vec, int policy,
     int *irq_hook_id) );