+
+/*
+ * I2c new api
+ *
+ */
+
+struct I2cHardware;
+struct I2c;
+
+typedef int (*i2c_writeRope_t)(struct I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len, ...);
+typedef int (*i2c_readRope_t)(struct I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len, ...);
+
+typedef struct I2c
+{
+ int dev;
+ i2c_writeRope_t write;
+ i2c_readRope_t read;
+
+ struct I2cHardware* hw;
+} I2c;
+
+
+#include CPU_HEADER(i2c)
+
+INLINE void i2c_init_3(I2c *i2c, int dev, uint32_t clock)
+{
+ i2c_hw_init(i2c, dev, clock);
+}
+
+#define i2c_write(FN_ARGS) PP_CAT(i2c_write ## _, COUNT_PARMS(FN_ARGS)) (FN_ARGS)
+#define i2c_read(FN_ARGS) PP_CAT(i2c_read ## _, COUNT_PARMS(FN_ARGS)) (FN_ARGS)
+
+/*
+ * Overloaded functions definition.
+ */
+INLINE int i2c_write_5(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len)
+{
+ return i2c->write(i2c, slave_addr, flags, buf, len, NULL);
+}
+
+INLINE int i2c_read_5(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len)
+{
+ return i2c->read(i2c, slave_addr, flags, buf, len, NULL);
+}
+
+
+INLINE int i2c_write_7(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len,
+ const void *buf1, size_t len1)
+{
+ return i2c->write(i2c, slave_addr, flags, buf, len,
+ buf1, len1, NULL);
+}
+
+INLINE int i2c_read_7(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len,
+ void *buf1, size_t len1)
+
+{
+ return i2c->read(i2c, slave_addr, flags, buf, len,
+ buf1, len1, NULL);
+}
+
+
+INLINE int i2c_write_9(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len,
+ const void *buf1, size_t len1,
+ const void *buf2, size_t len2)
+{
+ return i2c->write(i2c, slave_addr, flags, buf, len,
+ buf1, len1,
+ buf2, len2, NULL);
+}
+
+INLINE int i2c_read_9(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len,
+ void *buf1, size_t len1,
+ void *buf2, size_t len2)
+{
+ return i2c->read(i2c, slave_addr, flags, buf, len,
+ buf1, len1,
+ buf2, len2, NULL);
+}
+
+INLINE int i2c_write_11(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len,
+ const void *buf1, size_t len1,
+ const void *buf2, size_t len2,
+ const void *buf3, size_t len3)
+{
+ return i2c->write(i2c, slave_addr, flags, buf, len,
+ buf1, len1,
+ buf2, len2,
+ buf3, len3, NULL);
+}
+
+INLINE int i2c_read_11(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len,
+ void *buf1, size_t len1,
+ void *buf2, size_t len2,
+ void *buf3, size_t len3)
+
+{
+ return i2c->read(i2c, slave_addr, flags, buf, len,
+ buf1, len1,
+ buf2, len2,
+ buf3, len3, NULL);
+}
+