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authorbarthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-06-23 18:29:22 +0000
committerbarthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-06-23 18:29:22 +0000
commit10153a4f3062c85b4595558df5df41f8962c6aae (patch)
tree2dc7aeac150c9942dae63a7350c1ff4060669d3a /os/hal
parentfbeff97d9230af12326c94e3875adf9438f16ed4 (diff)
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I2C. Fixed indent style. All tabs changed to 2 spaces.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/i2c_dev@3071 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal')
-rw-r--r--os/hal/include/i2c.h3
-rw-r--r--os/hal/platforms/STM32/i2c_lld.c62
-rw-r--r--os/hal/platforms/STM32/i2c_lld.h18
-rw-r--r--os/hal/src/i2c.c32
4 files changed, 57 insertions, 58 deletions
diff --git a/os/hal/include/i2c.h b/os/hal/include/i2c.h
index b2df49899..066ee4a5f 100644
--- a/os/hal/include/i2c.h
+++ b/os/hal/include/i2c.h
@@ -146,8 +146,7 @@ struct I2CSlaveConfig{
i2cblock_t *rxbuf; /*!< Pointer to receive buffer. */
i2cblock_t *txbuf; /*!< Pointer to transmit buffer.*/
- /* Status Change @p EventSource.*/
- EventSource *sevent;
+ EventSource *sevent; /*!< Status Change @p EventSource.*/
};
diff --git a/os/hal/platforms/STM32/i2c_lld.c b/os/hal/platforms/STM32/i2c_lld.c
index e59ef8d45..ba6225ba9 100644
--- a/os/hal/platforms/STM32/i2c_lld.c
+++ b/os/hal/platforms/STM32/i2c_lld.c
@@ -514,35 +514,35 @@ void i2c_lld_stop(I2CDriver *i2cp) {
/**
* @brief Transmits data ever the I2C bus as master.
*
- * @param[in] i2cp pointer to the @p I2CDriver object
- * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
- * device address. Bit 15 must be set to 1 if 10-bit
- * addressing modes used. Otherwise keep it cleared.
- * Bits 10-14 unused.
- * @param[in] txbytes number of bytes to be transmited
- * @param[in] rxbytes number of bytes to be received
+ * @param[in] i2cp pointer to the @p I2CDriver object
+ * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
+ * device address. Bit 15 must be set to 1 if 10-bit
+ * addressing modes used. Otherwise keep it cleared.
+ * Bits 10-14 unused.
+ * @param[in] txbytes number of bytes to be transmited
+ * @param[in] rxbytes number of bytes to be received
*
*/
void i2c_lld_master_transmit(I2CDriver *i2cp, uint16_t slave_addr, size_t txbytes, size_t rxbytes) {
- i2cp->slave_addr = slave_addr;
- i2cp->txbytes = txbytes;
- i2cp->rxbytes = rxbytes;
+ i2cp->slave_addr = slave_addr;
+ i2cp->txbytes = txbytes;
+ i2cp->rxbytes = rxbytes;
// enable ERR, EVT & BUF ITs
i2cp->id_i2c->CR2 |= (I2C_CR2_ITERREN|I2C_CR2_ITEVTEN|I2C_CR2_ITBUFEN);
i2cp->id_i2c->CR1 &= ~I2C_CR1_POS;
if(slave_addr & 0x8000){// 10-bit mode used
- // add the two msb of 10-bit address to the header
- i2cp->slave_addr1 = ((slave_addr >>7) & 0x0006);
- // add the header bits with LSB = 0 -> write
- i2cp->slave_addr1 |= 0xF0;
- // the remaining 8 bit of 10-bit address
- i2cp->slave_addr2 = slave_addr & 0x00FF;
+ // add the two msb of 10-bit address to the header
+ i2cp->slave_addr1 = ((slave_addr >>7) & 0x0006);
+ // add the header bits with LSB = 0 -> write
+ i2cp->slave_addr1 |= 0xF0;
+ // the remaining 8 bit of 10-bit address
+ i2cp->slave_addr2 = slave_addr & 0x00FF;
}
else{
- // LSB = 0 -> write
- i2cp->slave_addr1 = ((slave_addr <<1) & 0x00FE);
+ // LSB = 0 -> write
+ i2cp->slave_addr1 = ((slave_addr <<1) & 0x00FE);
}
i2cp->flags = 0;
@@ -563,13 +563,13 @@ void i2c_lld_master_transmit(I2CDriver *i2cp, uint16_t slave_addr, size_t txbyte
/**
* @brief Receives data from the I2C bus.
*
- * @param[in] i2cp pointer to the @p I2CDriver object
- * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
- * device address. Bit 15 must be set to 1 if 10-bit
- * addressing modes used. Otherwise keep it cleared.
- * Bits 10-14 unused.
- * @param[in] txbytes number of bytes to be transmited
- * @param[in] rxbytes number of bytes to be received
+ * @param[in] i2cp pointer to the @p I2CDriver object
+ * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
+ * device address. Bit 15 must be set to 1 if 10-bit
+ * addressing modes used. Otherwise keep it cleared.
+ * Bits 10-14 unused.
+ * @param[in] txbytes number of bytes to be transmited
+ * @param[in] rxbytes number of bytes to be received
*
*/
void i2c_lld_master_receive(I2CDriver *i2cp, uint16_t slave_addr, size_t rxbytes){
@@ -582,12 +582,12 @@ void i2c_lld_master_receive(I2CDriver *i2cp, uint16_t slave_addr, size_t rxbytes
i2cp->id_i2c->CR1 &= ~I2C_CR1_POS;
if(slave_addr & 0x8000){// 10-bit mode used
- // add the two msb of 10-bit address to the header
- i2cp->slave_addr1 = ((slave_addr >>7) & 0x0006);
- // add the header bits (the LSB -> 1 will be add to second
- i2cp->slave_addr1 |= 0xF0;
- // the remaining 8 bit of 10-bit address
- i2cp->slave_addr2 = slave_addr & 0x00FF;
+ // add the two msb of 10-bit address to the header
+ i2cp->slave_addr1 = ((slave_addr >>7) & 0x0006);
+ // add the header bits (the LSB -> 1 will be add to second
+ i2cp->slave_addr1 |= 0xF0;
+ // the remaining 8 bit of 10-bit address
+ i2cp->slave_addr2 = slave_addr & 0x00FF;
}
else{
// LSB = 1 -> receive
diff --git a/os/hal/platforms/STM32/i2c_lld.h b/os/hal/platforms/STM32/i2c_lld.h
index 66ee95dd9..0ad317876 100644
--- a/os/hal/platforms/STM32/i2c_lld.h
+++ b/os/hal/platforms/STM32/i2c_lld.h
@@ -163,17 +163,17 @@ struct I2CDriver{
*/
const I2CSlaveConfig *id_slave_config;
- size_t txbytes; /*!< Number of bytes to be transmitted. */
- size_t rxbytes; /*!< Number of bytes to be received. */
- uint8_t *rxBuffp; /*!< Pointer to the current byte in slave rx buffer. */
- uint8_t *txBuffp; /*!< Pointer to the current byte in slave tx buffer. */
+ size_t txbytes; /*!< Number of bytes to be transmitted. */
+ size_t rxbytes; /*!< Number of bytes to be received. */
+ uint8_t *rxBuffp; /*!< Pointer to the current byte in slave rx buffer. */
+ uint8_t *txBuffp; /*!< Pointer to the current byte in slave tx buffer. */
- i2cflags_t errors; /*!< Error flags.*/
- i2cflags_t flags; /*!< State flags.*/
+ i2cflags_t errors; /*!< Error flags.*/
+ i2cflags_t flags; /*!< State flags.*/
- uint16_t slave_addr; /*!< Current slave address. */
- uint8_t slave_addr1; /*!< 7-bit address of the slave with r\w bit.*/
- uint8_t slave_addr2; /*!< Used in 10-bit address mode. */
+ uint16_t slave_addr; /*!< Current slave address. */
+ uint8_t slave_addr1;/*!< 7-bit address of the slave with r\w bit.*/
+ uint8_t slave_addr2;/*!< Used in 10-bit address mode. */
/*********** End of the mandatory fields. **********************************/
diff --git a/os/hal/src/i2c.c b/os/hal/src/i2c.c
index 56e2f4484..75541494f 100644
--- a/os/hal/src/i2c.c
+++ b/os/hal/src/i2c.c
@@ -135,14 +135,14 @@ void i2cStop(I2CDriver *i2cp) {
/**
* @brief Sends data ever the I2C bus.
*
- * @param[in] i2cp pointer to the @p I2CDriver object
- * @param[in] i2cscfg pointer to the @p I2C slave config
- * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
- * device address. Bit 15 must be set to 1 if 10-bit
- * addressing modes used. Otherwise keep it cleared.
- * Bits 10-14 unused.
- * @param[in] txbytes number of bytes to be transmited
- * @param[in] rxbytes number of bytes to be received
+ * @param[in] i2cp pointer to the @p I2CDriver object
+ * @param[in] i2cscfg pointer to the @p I2C slave config
+ * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
+ * device address. Bit 15 must be set to 1 if 10-bit
+ * addressing modes used. Otherwise keep it cleared.
+ * Bits 10-14 unused.
+ * @param[in] txbytes number of bytes to be transmited
+ * @param[in] rxbytes number of bytes to be received
*/
void i2cMasterTransmit(I2CDriver *i2cp, const I2CSlaveConfig *i2cscfg, uint16_t slave_addr, size_t txbytes, size_t rxbytes) {
@@ -183,13 +183,13 @@ void i2cMasterTransmit(I2CDriver *i2cp, const I2CSlaveConfig *i2cscfg, uint16_t
/**
* @brief Receives data from the I2C bus.
*
- * @param[in] i2cp pointer to the @p I2CDriver object
- * @param[in] i2cscfg pointer to the @p I2C slave config
- * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
- * device address. Bit 15 must be set to 1 if 10-bit
- * addressing modes used. Otherwise keep it cleared.
- * Bits 10-14 unused.
- * @param[in] txbytes number of bytes to be transmited
+ * @param[in] i2cp pointer to the @p I2CDriver object
+ * @param[in] i2cscfg pointer to the @p I2C slave config
+ * @param[in] slave_addr Slave device address. Bits 0-9 contain slave
+ * device address. Bit 15 must be set to 1 if 10-bit
+ * addressing modes used. Otherwise keep it cleared.
+ * Bits 10-14 unused.
+ * @param[in] txbytes number of bytes to be transmited
*/
void i2cMasterReceive(I2CDriver *i2cp, const I2CSlaveConfig *i2cscfg, uint16_t slave_addr, size_t rxbytes){
@@ -251,7 +251,7 @@ void i2cAddFlagsI(I2CDriver *i2cp, i2cflags_t mask) {
chDbgCheck(i2cp != NULL, "i2cAddFlagsI");
i2cp->errors |= mask;
- chEvtBroadcastI(&i2cp->id_slave_config->sevent);
+ chEvtBroadcastI(&i2cp->sevent);
}
/**