PERFORCE change 166555 for review

[Alexander Motin]

http://perforce.freebsd.org/chv.cgi?CH=166555

Change 166555 by mav at mav_mavbook on 2009/07/25 14:19:15

	Teach siis driver to report device async notifications.

Affected files ...

.. //depot/projects/scottl-camlock/src/sys/dev/siis/siis.c#2 edit

Differences ...

==== //depot/projects/scottl-camlock/src/sys/dev/siis/siis.c#2 (text+ko) ====

@@ -647,6 +647,30 @@
 }
 
 static void
+siis_notify_events(device_t dev)
+{
+	struct siis_channel *ch = device_get_softc(dev);
+	struct cam_path *dpath;
+	u_int32_t status;
+	int i;
+
+	status = ATA_INL(ch->r_mem, SIIS_P_SNTF);
+	ATA_OUTL(ch->r_mem, SIIS_P_SNTF, status);
+	if (bootverbose)
+		device_printf(dev, "SNTF 0x%04x\n", status);
+	for (i = 0; i < 16; i++) {
+		if ((status & (1 << i)) == 0)
+			continue;
+		if (xpt_create_path(&dpath, NULL,
+		    xpt_path_path_id(ch->path), i, 0) == CAM_REQ_CMP) {
+			xpt_async(AC_SCSI_AEN, dpath, NULL);
+			xpt_free_path(dpath);
+		}
+	}
+
+}
+
+static void
 siis_phy_check_events(device_t dev)
 {
 	struct siis_channel *ch = device_get_softc(dev);
@@ -707,6 +731,9 @@
 	/* Process PHY events */
 	if (istatus & SIIS_P_IX_PHYRDYCHG)
 		siis_phy_check_events(dev);
+	/* Process NOTIFY events */
+	if (istatus & SIIS_P_IX_SDBN)
+		siis_notify_events(dev);
 	/* Process command errors */
 	if (istatus & SIIS_P_IX_COMMERR) {
 		estatus = ATA_INL(ch->r_mem, SIIS_P_CMDERR);