svn commit: r326032 - head/sbin/camcontrol

[Alan Somers]

Author: asomers
Date: Mon Nov 20 21:56:25 2017
New Revision: 326032
URL: https://svnweb.freebsd.org/changeset/base/326032

Log:
  Print ZAC device type in "camcontrol identify" output
  
  ZAC (Zoned-device ATA Command set) is the standard for addressing SMR
  (shingled magnetic recording) devices over SATA.  Drives indicate their
  support for ZAC in their IDENTIFY block. Print whether and how a drive
  supports ZAC in the output of "camcontrol identify".
  
  Reviewed by:	ken, imp
  MFC after:	3 weeks
  Sponsored by:	Spectra Logic Corp
  Differential Revision:	https://reviews.freebsd.org/D13171

Modified:
  head/sbin/camcontrol/camcontrol.c

Modified: head/sbin/camcontrol/camcontrol.c
==============================================================================
--- head/sbin/camcontrol/camcontrol.c	Mon Nov 20 21:38:24 2017	(r326031)
+++ head/sbin/camcontrol/camcontrol.c	Mon Nov 20 21:56:25 2017	(r326032)
@@ -1403,6 +1403,18 @@ atacapprint(struct ata_params *parm)
 			parm->media_rotation_rate);
 	}
 
+	printf("Zoned-Device Commands ");
+	switch (parm->support3 & ATA_SUPPORT_ZONE_MASK) {
+		case ATA_SUPPORT_ZONE_DEV_MANAGED:
+			printf("device managed\n");
+			break;
+		case ATA_SUPPORT_ZONE_HOST_AWARE:
+			printf("host aware\n");
+			break;
+		default:
+			printf("no\n");
+	}
+
 	printf("\nFeature                      "
 		"Support  Enabled   Value           Vendor\n");
 	printf("read ahead                     %s	%s\n",