Changeset fb78ae72 in mainline for uspace/drv/pciintel/pci.c

Timestamp:

2011-02-19T23:34:48Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

423e8c81, deece2f

Parents:

b9d910f

Message:

Move interrupt enabling code to pciintel driver

File:

• uspace/drv/pciintel/pci.c (modified) (2 diffs)

uspace/drv/pciintel/pci.c

@@ -49 +49 @@
 #include <ipc/devman.h>
 #include <ipc/dev_iface.h>
+#include <ipc/irc.h>
+#include <ipc/ns.h>
+#include <ipc/services.h>
+#include <sysinfo.h>
 #include <ops/hw_res.h>
 #include <device/hw_res.h>
@@ -72 +76 @@
 static bool pciintel_enable_child_interrupt(device_t *dev)
 {
-        /* TODO */
-        
-        return false;
+        /* This is an old ugly way, copied from ne2000 driver */
+        assert(dev);
+        pci_dev_data_t *dev_data = (pci_dev_data_t *) dev->driver_data;
+
+  sysarg_t apic;
+  sysarg_t i8259;
+        int irc_phone = -1;
+        int irc_service = 0;
+
+  if ((sysinfo_get_value("apic", &apic) == EOK) && (apic)) {
+    irc_service = SERVICE_APIC;
+        } else if ((sysinfo_get_value("i8259", &i8259) == EOK) && (i8259)) {
+    irc_service = SERVICE_I8259;
+        }
+
+  if (irc_service) {
+    while (irc_phone < 0)
+      irc_phone = service_connect_blocking(irc_service, 0, 0);
+  } else {
+                return false;
+        }
+
+        size_t i;
+  for (i = 0; i < dev_data->hw_resources.count; i++) {
+                if (dev_data->hw_resources.resources[i].type == INTERRUPT) {
+                        int irq = dev_data->hw_resources.resources[i].res.interrupt.irq;
+                        async_msg_1(irc_phone, IRC_ENABLE_INTERRUPT, irq);
+                }
+        }
+
+        async_hangup(irc_phone);
+        return true;
 }