add RT_DEVICE_CTRL_BLK_ERASE and struct rt_device_blk_sectors in rtdef.h

please see this commit with revision 2478

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2482 bbd45198-f89e-11dd-88c7-29a3b14d5316

1 files changed, 10 insertions, 0 deletions

diff --git a/include/rtdef.h b/include/rtdef.h
index 75bc7e57d7..1c504ce18a 100644
--- a/include/rtdef.h
+++ b/include/rtdef.h
@@ -692,6 +692,7 @@ enum rt_device_class_type
 #define RT_DEVICE_CTRL_CHAR_STREAM      0x10            /**< stream mode on char device */

 #define RT_DEVICE_CTRL_BLK_GETGEOME     0x10            /**< get geometry information   */

 #define RT_DEVICE_CTRL_BLK_SYNC         0x11            /**< flush data to block device */

+#define RT_DEVICE_CTRL_BLK_ERASE		0x12 			/**< erase block on block device */

 #define RT_DEVICE_CTRL_NETIF_GETMAC     0x10            /**< get mac address */

 #define RT_DEVICE_CTRL_MTD_FORMAT       0x10            /**< format a MTD device */

 #define RT_DEVICE_CTRL_RTC_GET_TIME     0x10            /**< get time */

@@ -744,6 +745,15 @@ struct rt_device_blk_geometry
 };

 

 /**

+ * sector arrange struct on block device

+ */

+struct rt_device_blk_sectors

+{

+	rt_uint32_t sector_begin;							/**< begin sector */

+	rt_uint32_t sector_end;								/**< end sector   */

+};

+

+/**

  * graphic device control command

  */

 #define RTGRAPHIC_CTRL_RECT_UPDATE      0