A working user-level pcnet32 driver.user-level_pcnet32

1 files changed, 34 insertions, 0 deletions

diff --git a/pcnet32/irq.c b/pcnet32/irq.c
new file mode 100644
index 000000000..f82e8b11c
--- /dev/null
+++ b/pcnet32/irq.c
@@ -0,0 +1,34 @@
+#include <error.h>
+
+#include <mach.h>
+#include <hurd.h>
+
+#include "netdevice.h"
+#include "device_U.h"
+#include "irq.h"
+
+extern mach_port_t master_device;
+
+/*
+ * Install the irq in the kernel.
+ */
+int
+request_irq (struct linux_device *dev,
+	     void (*handler) (int), unsigned long flags)
+{
+  return device_intr_notify (master_device, dev->irq, dev->dev_id,
+			     ports_get_right (dev), MACH_MSG_TYPE_MAKE_SEND);
+}
+
+/*
+ * Deallocate an irq.
+ */
+void
+free_irq (struct linux_device *dev)
+{
+  error_t err;
+  err = device_intr_notify (master_device, dev->irq, dev->dev_id,
+			    MACH_PORT_NULL, MACH_MSG_TYPE_MAKE_SEND);
+  if (err)
+    error (0, err, "device_intr_notify");
+}