[src/trunk]: src/sys/dev/flash add a function to get the size of the flash de...

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

details:   https://anonhg.NetBSD.org/src/rev/9a46cdda5184
branches:  trunk
changeset: 767757:9a46cdda5184
user:      ahoka <ahoka%NetBSD.org@localhost>
date:      Fri Jul 29 20:48:33 2011 +0000

description:
add a function to get the size of the flash device

diffstat:

 sys/dev/flash/flash.c |  14 ++++++++++++--
 sys/dev/flash/flash.h |   3 ++-
 2 files changed, 14 insertions(+), 3 deletions(-)

diffs (52 lines):

diff -r a9da903bf7b0 -r 9a46cdda5184 sys/dev/flash/flash.c
--- a/sys/dev/flash/flash.c     Fri Jul 29 19:57:38 2011 +0000
+++ b/sys/dev/flash/flash.c     Fri Jul 29 20:48:33 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: flash.c,v 1.8 2011/07/15 19:19:57 cliff Exp $  */
+/*     $NetBSD: flash.c,v 1.9 2011/07/29 20:48:33 ahoka Exp $  */
 
 /*-
  * Copyright (c) 2011 Department of Software Engineering,
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: flash.c,v 1.8 2011/07/15 19:19:57 cliff Exp $");
+__KERNEL_RCSID(0, "$NetBSD: flash.c,v 1.9 2011/07/29 20:48:33 ahoka Exp $");
 
 #include <sys/param.h>
 #include <sys/types.h>
@@ -525,6 +525,16 @@
        return sc->sc_dev;
 }
 
+flash_size_t
+flash_get_size(dev_t dev)
+{
+       const struct flash_softc *sc;
+
+       sc = flash_get_softc(dev);
+
+       return sc->sc_partinfo.part_size;
+}
+
 static inline flash_off_t
 flash_get_part_offset(struct flash_softc * const sc, size_t poffset)
 {
diff -r a9da903bf7b0 -r 9a46cdda5184 sys/dev/flash/flash.h
--- a/sys/dev/flash/flash.h     Fri Jul 29 19:57:38 2011 +0000
+++ b/sys/dev/flash/flash.h     Fri Jul 29 20:48:33 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: flash.h,v 1.6 2011/07/15 19:19:57 cliff Exp $  */
+/*     $NetBSD: flash.h,v 1.7 2011/07/29 20:48:33 ahoka Exp $  */
 
 /*-
  * Copyright (c) 2011 Department of Software Engineering,
@@ -123,6 +123,7 @@
 const struct flash_interface *flash_get_interface(dev_t);
 const struct flash_softc *flash_get_softc(dev_t);
 device_t flash_get_device(dev_t);
+flash_size_t flash_get_size(dev_t);
 
 /* flash operations should be used through these */
 int flash_erase(device_t, struct flash_erase_instruction *);