svn commit: r201982 - head/sys/dev/flash

[Warner Losh]

Author: imp
Date: Sun Jan 10 05:16:55 2010
New Revision: 201982
URL: http://svn.freebsd.org/changeset/base/201982

Log:
  Merge from projects/mips to head by hand:
  
  merge register definitions for mx25l flash.

Added:
     - copied unchanged from r201981, projects/mips/sys/dev/flash/mx25lreg.h
Directory Properties:
  head/sys/dev/flash/mx25lreg.h   (props changed)

Copied: head/sys/dev/flash/mx25lreg.h (from r201981, projects/mips/sys/dev/flash/mx25lreg.h)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/dev/flash/mx25lreg.h	Sun Jan 10 05:16:55 2010	(r201982, copy of r201981, projects/mips/sys/dev/flash/mx25lreg.h)
@@ -0,0 +1,58 @@
+/*-
+ * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo at FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice unmodified, this list of conditions, and the following
+ *    disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR 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.
+ */
+
+#ifndef __MX25LREG_H__
+#define __MX25LREG_H__
+
+/*
+ * Commands 
+ */
+#define CMD_WRITE_ENABLE	0x06
+#define CMD_WRITE_DISABLE	0x04
+#define CMD_READ_IDENT		0x9F
+#define CMD_READ_STATUS		0x05
+#define CMD_WRITE_STATUS	0x01
+#define CMD_READ		0x03
+#define CMD_FAST_READ		0x0B
+#define CMD_PAGE_PROGRAM	0x02
+#define CMD_SECTOR_ERASE	0xD8
+#define CMD_BULK_ERASE		0xC7
+
+/*
+ * Status register flags
+ */
+#define	STATUS_SRWD	(1 << 7)
+#define	STATUS_BP2	(1 << 4)
+#define	STATUS_BP1	(1 << 3)
+#define	STATUS_BP0	(1 << 2)
+#define	STATUS_WEL	(1 << 1)
+#define	STATUS_WIP	(1 << 0)
+
+#define	FLASH_PAGE_SIZE	256
+
+#endif /* __MX25LREG_H__ */
+