patch-2.1.34 linux/drivers/sbus/char/vfc_i2c.h

• Lines: 45
• Date: Fri Apr 11 10:47:37 1997
• Orig file: v2.1.33/linux/drivers/sbus/char/vfc_i2c.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.33/linux/drivers/sbus/char/vfc_i2c.h linux/drivers/sbus/char/vfc_i2c.h
@@ -0,0 +1,44 @@
+#ifndef _LINUX_VFC_I2C_H_
+#define _LINUX_VFC_I2C_H_
+
+/* control bits */
+#define PIN  (0x80000000)
+#define ESO  (0x40000000)
+#define ES1  (0x20000000)
+#define ES2  (0x10000000)
+#define ENI  (0x08000000)
+#define STA  (0x04000000)
+#define STO  (0x02000000)
+#define ACK  (0x01000000)
+
+/* status bits */
+#define STS  (0x20000000)
+#define BER  (0x10000000)
+#define LRB  (0x08000000)
+#define AAS  (0x04000000)
+#define LAB  (0x02000000)
+#define BB   (0x01000000)
+
+#define SEND_I2C_START (PIN | ESO | STA)
+#define SEND_I2C_STOP (PIN | ESO | STO)
+#define CLEAR_I2C_BUS (PIN | ESO | ACK)
+#define NEGATIVE_ACK ((ESO) & ~ACK)
+
+#define SELECT(a) (a)
+#define S0 (PIN | ESO | ES1)
+#define S0_OWN (PIN)
+#define S2 (PIN | ES1)
+#define S3 (PIN | ES2)
+
+#define ENABLE_SERIAL (PIN | ESO)
+#define DISABLE_SERIAL (PIN)
+#define RESET (PIN)
+
+#define XMIT_LAST_BYTE (1)
+#define VFC_I2C_ACK_CHECK (1)
+#define VFC_I2C_NO_ACK_CHECK (0)
+
+#endif /* _LINUX_VFC_I2C_H_ */
+
+
+