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[Drivers] re-write serial framework.

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This commit is contained in:
bernard
2014-07-18 06:45:54 +08:00
parent fc6747ef6c
commit c45f5a2490
14 changed files with 542 additions and 403 deletions
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36
bsp/beaglebone/drivers/serial.c
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@@ -41,7 +41,7 @@ static void am33xx_uart_isr(int irqno, void* param)
if ((iir & (0x02 << 1)) || (iir & (0x6 << 1)))
{
rt_hw_serial_isr(serial);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
}
@@ -165,7 +165,6 @@ static const struct rt_uart_ops am33xx_uart_ops =
/* UART device driver structure */
#ifdef RT_USING_UART0
struct serial_ringbuffer uart0_int_rx;
struct am33xx_uart uart0 =
{
UART0_BASE,
@@ -175,7 +174,6 @@ struct rt_serial_device serial0;
#endif
#ifdef RT_USING_UART1
struct serial_ringbuffer uart1_int_rx;
struct am33xx_uart uart1 =
{
UART1_BASE,
@@ -185,7 +183,6 @@ struct rt_serial_device serial1;
#endif
#ifdef RT_USING_UART2
struct serial_ringbuffer uart2_int_rx;
struct am33xx_uart uart2 =
{
UART2_BASE,
@@ -195,7 +192,6 @@ struct rt_serial_device serial2;
#endif
#ifdef RT_USING_UART3
struct serial_ringbuffer uart3_int_rx;
struct am33xx_uart uart3 =
{
UART3_BASE,
@@ -205,7 +201,6 @@ struct rt_serial_device serial3;
#endif
#ifdef RT_USING_UART4
struct serial_ringbuffer uart4_int_rx;
struct am33xx_uart uart4 =
{
UART4_BASE,
@@ -215,7 +210,6 @@ struct rt_serial_device serial4;
#endif
#ifdef RT_USING_UART5
struct serial_ringbuffer uart5_int_rx;
struct am33xx_uart uart5 =
{
UART5_BASE,
@@ -359,8 +353,9 @@ int rt_hw_serial_init(void)
config.parity = PARITY_NONE;
config.stop_bits = STOP_BITS_1;
config.invert = NRZ_NORMAL;
config.bufsz = RT_SERIAL_RB_BUFSZ;
serial0.ops = &am33xx_uart_ops;
serial0.int_rx = &uart0_int_rx;
serial0.config = config;
/* enable RX interrupt */
UART_IER_REG(uart0.base) = 0x01;
@@ -370,7 +365,7 @@ int rt_hw_serial_init(void)
rt_hw_interrupt_mask(uart0.irq);
/* register UART0 device */
rt_hw_serial_register(&serial0, "uart0",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
&uart0);
#endif
@@ -381,8 +376,9 @@ int rt_hw_serial_init(void)
config.parity = PARITY_NONE;
config.stop_bits = STOP_BITS_1;
config.invert = NRZ_NORMAL;
config.bufsz = RT_SERIAL_RB_BUFSZ;
serial1.ops = &am33xx_uart_ops;
serial1.int_rx = &uart1_int_rx;
serial1.config = config;
/* enable RX interrupt */
UART_IER_REG(uart1.base) = 0x01;
@@ -392,7 +388,7 @@ int rt_hw_serial_init(void)
rt_hw_interrupt_mask(uart1.irq);
/* register UART0 device */
rt_hw_serial_register(&serial1, "uart1",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
&uart1);
#endif
@@ -403,8 +399,9 @@ int rt_hw_serial_init(void)
config.parity = PARITY_NONE;
config.stop_bits = STOP_BITS_1;
config.invert = NRZ_NORMAL;
config.bufsz = RT_SERIAL_RB_BUFSZ;
serial2.ops = &am33xx_uart_ops;
serial2.int_rx = &uart2_int_rx;
serial2.config = config;
/* enable RX interrupt */
UART_IER_REG(uart2.base) = 0x01;
@@ -414,7 +411,7 @@ int rt_hw_serial_init(void)
rt_hw_interrupt_mask(uart2.irq);
/* register UART2 device */
rt_hw_serial_register(&serial2, "uart2",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
&uart2);
#endif
@@ -425,8 +422,9 @@ int rt_hw_serial_init(void)
config.parity = PARITY_NONE;
config.stop_bits = STOP_BITS_1;
config.invert = NRZ_NORMAL;
config.bufsz = RT_SERIAL_RB_BUFSZ;
serial3.ops = &am33xx_uart_ops;
serial3.int_rx = &uart_3_int_rx;
serial3.config = config;
/* enable RX interrupt */
UART_IER_REG(uart3.base) = 0x01;
@@ -436,7 +434,7 @@ int rt_hw_serial_init(void)
rt_hw_interrupt_mask(uart3.irq);
/* register UART3 device */
rt_hw_serial_register(&serial3, "uart3",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
&uart3);
#endif
@@ -447,9 +445,9 @@ int rt_hw_serial_init(void)
config.parity = PARITY_NONE;
config.stop_bits = STOP_BITS_1;
config.invert = NRZ_NORMAL;
config.bufsz = RT_SERIAL_RB_BUFSZ;
serial4.ops = &am33xx_uart_ops;
serial4.int_rx = &uart4_int_rx;
serial4.config = config;
/* enable RX interrupt */
UART_IER_REG(uart4.base) = 0x01;
@@ -459,7 +457,7 @@ int rt_hw_serial_init(void)
rt_hw_interrupt_mask(uart4.irq);
/* register UART4 device */
rt_hw_serial_register(&serial4, "uart4",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
&uart4);
#endif
@@ -470,9 +468,9 @@ int rt_hw_serial_init(void)
config.parity = PARITY_NONE;
config.stop_bits = STOP_BITS_1;
config.invert = NRZ_NORMAL;
config.bufsz = RT_SERIAL_RB_BUFSZ;
serial5.ops = &am33xx_uart_ops;
serial5.int_rx = &uart5_int_rx;
serial5.config = config;
/* enable RX interrupt */
UART_IER_REG(uart5.base) = 0x01;
@@ -482,7 +480,7 @@ int rt_hw_serial_init(void)
rt_hw_interrupt_mask(uart5.irq);
/* register UART4 device */
rt_hw_serial_register(&serial5, "uart5",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
&uart5);
#endif