added sd card support.

2008-02-28 15:49:01 +00:00 · 2008-02-28 15:49:01 +00:00 · 1d3bae48dd
commit 1d3bae48dd
parent 2cc0135e35
8 changed files with 1636 additions and 8 deletions
--- a/platform/msb430/dev/sd/sd_erase.c
+++ b/platform/msb430/dev/sd/sd_erase.c
@ -0,0 +1,85 @@
+
+/*
+Copyright 2007, Freie Universitaet Berlin. All rights reserved.
+
+These sources were developed at the Freie Universität Berlin, Computer
+Systems and Telematics group.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+- Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+
+- Redistributions in binary form must reproduce the above copyright
+notice, this list of conditions and the following disclaimer in the
+documentation and/or other materials provided with the distribution.
+ 
+- Neither the name of Freie Universitaet Berlin (FUB) nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+This software is provided by FUB and the contributors on an "as is"
+basis, without any representations or warranties of any kind, express
+or implied including, but not limited to, representations or
+warranties of non-infringement, merchantability or fitness for a
+particular purpose. In no event shall FUB or contributors be liable
+for any direct, indirect, incidental, special, exemplary, or
+consequential damages (including, but not limited to, procurement of
+substitute goods or services; loss of use, data, or profits; or
+business interruption) however caused and on any theory of liability,
+whether in contract, strict liability, or tort (including negligence
+or otherwise) arising in any way out of the use of this software, even
+if advised of the possibility of such damage.
+
+This implementation was developed by the CST group at the FUB.
+
+For documentation and questions please use the web site
+http://scatterweb.mi.fu-berlin.de and the mailinglist
+scatterweb@lists.spline.inf.fu-berlin.de (subscription via the Website).
+Berlin, 2007
+*/
+
+/**
+ * @file	ScatterWeb.sd.erase.c
+ * @ingroup	libsd
+ * @brief	MMC-/SD-Card library, Block erase
+ * 
+ * @author	Michael Baar	<baar@inf.fu-berlin.de>
+ * @date	Feb 2007
+ * @version	0.2
+ */
+
+/**
+ * @addtogroup	libsd
+ * @{
+ */
+#include "sd_internals.h"
+#include "sd.h"
+
+bool
+sd_erase_blocks(uint32_t address, uint16_t numBlocks)
+{
+  uint8_t ret, r1;
+  uint32_t endAdr;
+
+  if (sd_protected())
+    return FALSE;
+  ret =
+    sd_send_cmd(SD_CMD_ERASE_WR_BLK_START_ADDR, SD_RESPONSE_TYPE_R1,
+		&address, &r1);
+  if (!ret | r1)
+    return FALSE;
+  endAdr = (numBlocks - 1) * sd_state.BlockLen;
+  endAdr += address;
+  ret =
+    sd_send_cmd(SD_CMD_ERASE_WR_BLK_END_ADDR, SD_RESPONSE_TYPE_R1, &endAdr,
+		&r1);
+  if (!ret | r1)
+    return FALSE;
+  ret = sd_send_cmd(SD_CMD_ERASE, SD_RESPONSE_TYPE_R1, NULL, &r1);
+  return ret;
+}
+
+/** @} */