[src/trunk]: src/sys/dev/ic add macros to read AQA subvalues, is used by nvme...

[jdolecek <jdolecek%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/54603a1f06c1
branches:  trunk
changeset: 347835:54603a1f06c1
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Sat Sep 17 23:59:30 2016 +0000

description:
add macros to read AQA subvalues, is used by nvme_dumpregs()

diffstat:

 sys/dev/ic/nvmereg.h |  4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r d01a4b0a83c8 -r 54603a1f06c1 sys/dev/ic/nvmereg.h
--- a/sys/dev/ic/nvmereg.h      Sat Sep 17 20:48:04 2016 +0000
+++ b/sys/dev/ic/nvmereg.h      Sat Sep 17 23:59:30 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nvmereg.h,v 1.4 2016/09/16 10:54:45 jdolecek Exp $     */
+/*     $NetBSD: nvmereg.h,v 1.5 2016/09/17 23:59:30 jdolecek Exp $     */
 /*     $OpenBSD: nvmereg.h,v 1.10 2016/04/14 11:18:32 dlg Exp $ */
 
 /*
@@ -81,8 +81,10 @@
 #define NVME_AQA       0x0024  /* Admin Queue Attributes */
                                /* Admin Completion Queue Size */
 #define  NVME_AQA_ACQS(_v)     (((_v) - 1) << 16)
+#define  NVME_AQA_ACQS_R(_v)   ((_v >> 16) & ((1 << 12) - 1))
                                /* Admin Submission Queue Size */
 #define  NVME_AQA_ASQS(_v)     (((_v) - 1) << 0)
+#define  NVME_AQA_ASQS_R(_v)   (_v & ((1 << 12) - 1))
 #define NVME_ASQ       0x0028  /* Admin Submission Queue Base Address */
 #define NVME_ACQ       0x0030  /* Admin Completion Queue Base Address */