altos-avr: Initial OS port to AVR

This is working with output to the serial line

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/src-avr/25lc1024.h b/src-avr/25lc1024.h
new file mode 100644
index 00000000..44e52387
--- /dev/null
+++ b/src-avr/25lc1024.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright © 2009 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+/* Defines for the 25LC1024 1Mbit SPI Bus Serial EEPROM */
+
+#ifndef _25LC1024_H_
+#define _25LC1024_H_
+
+#define EE_READ		0x03
+#define EE_WRITE	0x02
+#define EE_WREN		0x06
+#define EE_WRDI		0x04
+#define EE_RDSR		0x05
+#define EE_WRSR		0x01
+#define EE_PE		0x42
+#define EE_SE		0xd8
+#define EE_CE		0xc7
+#define EE_RDID		0xab
+#define EE_DPD		0xb9
+
+#define EE_STATUS_WIP	(1 << 0)
+#define EE_STATUS_WEL	(1 << 1)
+#define EE_STATUS_BP0	(1 << 2)
+#define EE_STATUS_BP1	(1 << 3)
+#define EE_STATUS_WPEN	(1 << 7)
+
+#endif /* _25LC1024_H_ */