diff --git a/spi.c b/spi.c
index cf547c5..cba6942 100644
--- a/spi.c
+++ b/spi.c
@@ -27,70 +27,11 @@
 #include <stdint.h>
 #include <string.h>
 #include "flash.h"
+#include "spi.h"
 
 #define ITE_SUPERIO_PORT1	0x2e
 #define ITE_SUPERIO_PORT2	0x4e
 
-/* Read Electronic ID */
-#define JEDEC_RDID	0x9f
-#define JEDEC_RDID_OUTSIZE	0x01
-#define JEDEC_RDID_INSIZE	0x03
-
-/* Write Enable */
-#define JEDEC_WREN	0x06
-#define JEDEC_WREN_OUTSIZE	0x01
-#define JEDEC_WREN_INSIZE	0x00
-
-/* Write Disable */
-#define JEDEC_WRDI	0x04
-#define JEDEC_WRDI_OUTSIZE	0x01
-#define JEDEC_WRDI_INSIZE	0x00
-
-/* Chip Erase 0x60 is supported by Macronix/SST chips. */
-#define JEDEC_CE_60	0x60
-#define JEDEC_CE_60_OUTSIZE	0x01
-#define JEDEC_CE_60_INSIZE	0x00
-
-/* Chip Erase 0xc7 is supported by ST/EON/Macronix chips. */
-#define JEDEC_CE_C7	0xc7
-#define JEDEC_CE_C7_OUTSIZE	0x01
-#define JEDEC_CE_C7_INSIZE	0x00
-
-/* Block Erase 0x52 is supported by SST chips. */
-#define JEDEC_BE_52	0x52
-#define JEDEC_BE_52_OUTSIZE	0x04
-#define JEDEC_BE_52_INSIZE	0x00
-
-/* Block Erase 0xd8 is supported by EON/Macronix chips. */
-#define JEDEC_BE_D8	0xd8
-#define JEDEC_BE_D8_OUTSIZE	0x04
-#define JEDEC_BE_D8_INSIZE	0x00
-
-/* Sector Erase 0x20 is supported by Macronix/SST chips. */
-#define JEDEC_SE	0x20
-#define JEDEC_SE_OUTSIZE	0x04
-#define JEDEC_SE_INSIZE	0x00
-
-/* Read Status Register */
-#define JEDEC_RDSR	0x05
-#define JEDEC_RDSR_OUTSIZE	0x01
-#define JEDEC_RDSR_INSIZE	0x01
-#define JEDEC_RDSR_BIT_WIP	(0x01 << 0)
-
-/* Write Status Register */
-#define JEDEC_WRSR	0x01
-#define JEDEC_WRSR_OUTSIZE	0x02
-#define JEDEC_WRSR_INSIZE	0x00
-
-/* Read the memory */
-#define JEDEC_READ	0x03
-#define JEDEC_READ_OUTSIZE	0x04
-/*      JEDEC_READ_INSIZE : any length */
-
-/* Write memory byte */
-#define JEDEC_BYTE_PROGRAM 0x02
-#define JEDEC_BYTE_PROGRAM_OUTSIZE 0x05
-#define JEDEC_BYTE_PROGRAM_INSIZE 0x00
 
 uint16_t it8716f_flashport = 0;
 /* use fast 33MHz SPI (<>0) or slow 16MHz (0) */
diff --git a/spi.h b/spi.h
new file mode 100644
index 0000000..15bac4e
--- /dev/null
+++ b/spi.h
@@ -0,0 +1,88 @@
+/*
+ * This file is part of the flashrom project.
+ *
+ * Copyright (C) 2007, 2008 Carl-Daniel Hailfinger
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#ifndef __SPI_H__
+#define __SPI_H__ 1
+
+/*
+ * Contains the generic SPI headers
+ */
+
+/* Read Electronic ID */
+#define JEDEC_RDID		0x9f
+#define JEDEC_RDID_OUTSIZE	0x01
+#define JEDEC_RDID_INSIZE	0x03
+
+/* Write Enable */
+#define JEDEC_WREN		0x06
+#define JEDEC_WREN_OUTSIZE	0x01
+#define JEDEC_WREN_INSIZE	0x00
+
+/* Write Disable */
+#define JEDEC_WRDI		0x04
+#define JEDEC_WRDI_OUTSIZE	0x01
+#define JEDEC_WRDI_INSIZE	0x00
+
+/* Chip Erase 0x60 is supported by Macronix/SST chips. */
+#define JEDEC_CE_60		0x60
+#define JEDEC_CE_60_OUTSIZE	0x01
+#define JEDEC_CE_60_INSIZE	0x00
+
+/* Chip Erase 0xc7 is supported by ST/EON/Macronix chips. */
+#define JEDEC_CE_C7		0xc7
+#define JEDEC_CE_C7_OUTSIZE	0x01
+#define JEDEC_CE_C7_INSIZE	0x00
+
+/* Block Erase 0x52 is supported by SST chips. */
+#define JEDEC_BE_52		0x52
+#define JEDEC_BE_52_OUTSIZE	0x04
+#define JEDEC_BE_52_INSIZE	0x00
+
+/* Block Erase 0xd8 is supported by EON/Macronix chips. */
+#define JEDEC_BE_D8		0xd8
+#define JEDEC_BE_D8_OUTSIZE	0x04
+#define JEDEC_BE_D8_INSIZE	0x00
+
+/* Sector Erase 0x20 is supported by Macronix/SST chips. */
+#define JEDEC_SE		0x20
+#define JEDEC_SE_OUTSIZE	0x04
+#define JEDEC_SE_INSIZE		0x00
+
+/* Read Status Register */
+#define JEDEC_RDSR		0x05
+#define JEDEC_RDSR_OUTSIZE	0x01
+#define JEDEC_RDSR_INSIZE	0x01
+#define JEDEC_RDSR_BIT_WIP	(0x01 << 0)
+
+/* Write Status Register */
+#define JEDEC_WRSR		0x01
+#define JEDEC_WRSR_OUTSIZE	0x02
+#define JEDEC_WRSR_INSIZE	0x00
+
+/* Read the memory */
+#define JEDEC_READ		0x03
+#define JEDEC_READ_OUTSIZE	0x04
+/*      JEDEC_READ_INSIZE : any length */
+
+/* Write memory byte */
+#define JEDEC_BYTE_PROGRAM	0x02
+#define JEDEC_BYTE_PROGRAM_OUTSIZE	0x05
+#define JEDEC_BYTE_PROGRAM_INSIZE	0x00
+
+#endif		/* !__SPI_H__ */