Module Name: src
Committed By: uwe
Date: Wed Apr 13 13:50:37 UTC 2022
Modified Files:
src/sys/dev/pci: vio9p.c
Log Message:
vio9p: Add definition for the MOUNT_TAG feature bit.
>From QEMU sources.
To generate a diff of this commit:
cvs rdiff -u -r1.5 -r1.6 src/sys/dev/pci/vio9p.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/pci/vio9p.c
diff -u src/sys/dev/pci/vio9p.c:1.5 src/sys/dev/pci/vio9p.c:1.6
--- src/sys/dev/pci/vio9p.c:1.5 Thu Mar 31 19:30:16 2022
+++ src/sys/dev/pci/vio9p.c Wed Apr 13 13:50:37 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: vio9p.c,v 1.5 2022/03/31 19:30:16 pgoyette Exp $ */
+/* $NetBSD: vio9p.c,v 1.6 2022/04/13 13:50:37 uwe Exp $ */
/*
* Copyright (c) 2019 Internet Initiative Japan, Inc.
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vio9p.c,v 1.5 2022/03/31 19:30:16 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vio9p.c,v 1.6 2022/04/13 13:50:37 uwe Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -60,11 +60,17 @@ __KERNEL_RCSID(0, "$NetBSD: vio9p.c,v 1.
#define DLOG(fmt, args...) __nothing
#endif
+/* Device-specific feature bits */
+#define VIO9P_F_MOUNT_TAG (UINT64_C(1) << 0) /* mount tag specified */
+
/* Configuration registers */
#define VIO9P_CONFIG_TAG_LEN 0 /* 16bit */
#define VIO9P_CONFIG_TAG 2
-#define VIO9P_FLAG_BITS VIRTIO_COMMON_FLAG_BITS
+#define VIO9P_FLAG_BITS \
+ VIRTIO_COMMON_FLAG_BITS \
+ "b\x00" "MOUNT_TAG\0"
+
// Must be the same as P9P_DEFREQLEN of usr.sbin/puffs/mount_9p/ninepuffs.h
#define VIO9P_MAX_REQLEN (16 * 1024)
