提交 6a1fee13 编写于 作者: Z zhuangwei123

[bsp/ls1cdev]

1、astyle格式化drv_uart代码
2、修改drv_uart.h头文件声明
上级 6725dfa5
...@@ -32,102 +32,102 @@ ...@@ -32,102 +32,102 @@
struct rt_uart_ls1c struct rt_uart_ls1c
{ {
ls1c_uart_t UARTx; ls1c_uart_t UARTx;
rt_uint32_t IRQ; rt_uint32_t IRQ;
}; };
static rt_err_t ls1c_uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg) static rt_err_t ls1c_uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
{ {
struct rt_uart_ls1c *uart_dev = RT_NULL; struct rt_uart_ls1c *uart_dev = RT_NULL;
ls1c_uart_info_t uart_info = {0}; ls1c_uart_info_t uart_info = {0};
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
RT_ASSERT(cfg != RT_NULL); RT_ASSERT(cfg != RT_NULL);
uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data; uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
// 初始化串口 // 初始化串口
uart_info.UARTx = uart_dev->UARTx; uart_info.UARTx = uart_dev->UARTx;
uart_info.baudrate = cfg->baud_rate; uart_info.baudrate = cfg->baud_rate;
uart_info.rx_enable= TRUE; uart_info.rx_enable = TRUE;
uart_init(&uart_info); uart_init(&uart_info);
return RT_EOK; return RT_EOK;
} }
static rt_err_t ls1c_uart_control(struct rt_serial_device *serial, int cmd, void *arg) static rt_err_t ls1c_uart_control(struct rt_serial_device *serial, int cmd, void *arg)
{ {
struct rt_uart_ls1c *uart_dev = RT_NULL; struct rt_uart_ls1c *uart_dev = RT_NULL;
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data; uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
switch (cmd) switch (cmd)
{ {
case RT_DEVICE_CTRL_CLR_INT: /* disable rx irq */ case RT_DEVICE_CTRL_CLR_INT: /* disable rx irq */
rt_hw_interrupt_mask(uart_dev->IRQ); rt_hw_interrupt_mask(uart_dev->IRQ);
break; break;
case RT_DEVICE_CTRL_SET_INT: /* enable rx irq */ case RT_DEVICE_CTRL_SET_INT: /* enable rx irq */
rt_hw_interrupt_umask(uart_dev->IRQ); rt_hw_interrupt_umask(uart_dev->IRQ);
break; break;
default: default:
break; break;
} }
return RT_EOK; return RT_EOK;
} }
static int ls1c_uart_putc(struct rt_serial_device *serial, char c) static int ls1c_uart_putc(struct rt_serial_device *serial, char c)
{ {
struct rt_uart_ls1c *uart_dev = RT_NULL; struct rt_uart_ls1c *uart_dev = RT_NULL;
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data; uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
uart_putc(uart_dev->UARTx, c); uart_putc(uart_dev->UARTx, c);
return 1; return 1;
} }
static int ls1c_uart_getc(struct rt_serial_device *serial) static int ls1c_uart_getc(struct rt_serial_device *serial)
{ {
struct rt_uart_ls1c *uart_dev = RT_NULL; struct rt_uart_ls1c *uart_dev = RT_NULL;
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data; uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
void *uart_base = uart_get_base(uart_dev->UARTx); void *uart_base = uart_get_base(uart_dev->UARTx);
if(LSR_RXRDY & reg_read_8(uart_base + LS1C_UART_LSR_OFFSET)) if (LSR_RXRDY & reg_read_8(uart_base + LS1C_UART_LSR_OFFSET))
{ {
return reg_read_8(uart_base + LS1C_UART_DAT_OFFSET); return reg_read_8(uart_base + LS1C_UART_DAT_OFFSET);
} }
return -1; return -1;
} }
/* UART interrupt handler */ /* UART interrupt handler */
static void uart_irq_handler(int vector, void *param) static void uart_irq_handler(int vector, void *param)
{ {
struct rt_serial_device *serial = (struct rt_serial_device*)param; struct rt_serial_device *serial = (struct rt_serial_device *)param;
struct rt_uart_ls1c *uart_dev = RT_NULL; struct rt_uart_ls1c *uart_dev = RT_NULL;
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data; uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
void *uart_base = uart_get_base(uart_dev->UARTx); void *uart_base = uart_get_base(uart_dev->UARTx);
unsigned char iir = reg_read_8(uart_base + LS1C_UART_IIR_OFFSET); unsigned char iir = reg_read_8(uart_base + LS1C_UART_IIR_OFFSET);
// 判断是否为接收超时或接收到有效数据 // 判断是否为接收超时或接收到有效数据
if ((IIR_RXTOUT & iir) || (IIR_RXRDY & iir)) if ((IIR_RXTOUT & iir) || (IIR_RXRDY & iir))
{ {
rt_interrupt_enter(); rt_interrupt_enter();
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND); rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
rt_interrupt_leave(); rt_interrupt_leave();
} }
} }
...@@ -159,12 +159,12 @@ void rt_hw_uart_init(void) ...@@ -159,12 +159,12 @@ void rt_hw_uart_init(void)
serial2.ops = &stm32_uart_ops; serial2.ops = &stm32_uart_ops;
serial2.config = config; serial2.config = config;
pin_set_purpose(36, PIN_PURPOSE_OTHER); pin_set_purpose(36, PIN_PURPOSE_OTHER);
pin_set_purpose(37, PIN_PURPOSE_OTHER); pin_set_purpose(37, PIN_PURPOSE_OTHER);
pin_set_remap(36, PIN_REMAP_SECOND); pin_set_remap(36, PIN_REMAP_SECOND);
pin_set_remap(37, PIN_REMAP_SECOND); pin_set_remap(37, PIN_REMAP_SECOND);
rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial2, "UART2"); rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial2, "UART2");
/* register UART1 device */ /* register UART1 device */
rt_hw_serial_register(&serial2, rt_hw_serial_register(&serial2,
......
/* /*
* File : drv_uart.h * File : drv_uart.h
* This file is part of RT-Thread RTOS * This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2009, RT-Thread Development Team * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
* *
* The license and distribution terms for this file may be * This program is free software; you can redistribute it and/or modify
* found in the file LICENSE in this distribution or at * it under the terms of the GNU General Public License as published by
* http://www.rt-thread.org/license/LICENSE * the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
* *
* Change Logs: * Change Logs:
* Date Author Notes * Date Author Notes
...@@ -18,84 +28,84 @@ ...@@ -18,84 +28,84 @@
#include "ls1c.h" #include "ls1c.h"
#define DEV_CLK 252000000 // 252MHz #define DEV_CLK 252000000 // 252MHz
#define UART_BAUDRATE 115200 #define UART_BAUDRATE 115200
#define UART0_BASE 0xBFE40000 #define UART0_BASE 0xBFE40000
//#define UART0_1_BASE 0xBFE41000 //#define UART0_1_BASE 0xBFE41000
#define UART1_BASE 0xBFE44000 #define UART1_BASE 0xBFE44000
#define UART2_BASE 0xBFE48000 #define UART2_BASE 0xBFE48000
#define UART3_BASE 0xBFE4C000 #define UART3_BASE 0xBFE4C000
#define UART4_BASE 0xBFE4C400 #define UART4_BASE 0xBFE4C400
#define UART5_BASE 0xBFE4C500 #define UART5_BASE 0xBFE4C500
#define UART6_BASE 0xBFE4C600 #define UART6_BASE 0xBFE4C600
#define UART7_BASE 0xBFE4C700 #define UART7_BASE 0xBFE4C700
#define UART8_BASE 0xBFE4C800 #define UART8_BASE 0xBFE4C800
#define UART9_BASE 0xBFE4C900 #define UART9_BASE 0xBFE4C900
#define UART10_BASE 0xBFE4Ca00 #define UART10_BASE 0xBFE4Ca00
#define UART11_BASE 0xBFE4Cb00 #define UART11_BASE 0xBFE4Cb00
/* UART registers */ /* UART registers */
#define UART_DAT(base) __REG8(base + 0x00) #define UART_DAT(base) __REG8(base + 0x00)
#define UART_IER(base) __REG8(base + 0x01) #define UART_IER(base) __REG8(base + 0x01)
#define UART_IIR(base) __REG8(base + 0x02) #define UART_IIR(base) __REG8(base + 0x02)
#define UART_FCR(base) __REG8(base + 0x02) #define UART_FCR(base) __REG8(base + 0x02)
#define UART_LCR(base) __REG8(base + 0x03) #define UART_LCR(base) __REG8(base + 0x03)
#define UART_MCR(base) __REG8(base + 0x04) #define UART_MCR(base) __REG8(base + 0x04)
#define UART_LSR(base) __REG8(base + 0x05) #define UART_LSR(base) __REG8(base + 0x05)
#define UART_MSR(base) __REG8(base + 0x06) #define UART_MSR(base) __REG8(base + 0x06)
#define UART_LSB(base) __REG8(base + 0x00) #define UART_LSB(base) __REG8(base + 0x00)
#define UART_MSB(base) __REG8(base + 0x01) #define UART_MSB(base) __REG8(base + 0x01)
/* UART0 registers */ /* UART0 registers */
#define UART0_DAT __REG8(UART0_BASE + 0x00) #define UART0_DAT __REG8(UART0_BASE + 0x00)
#define UART0_IER __REG8(UART0_BASE + 0x01) #define UART0_IER __REG8(UART0_BASE + 0x01)
#define UART0_IIR __REG8(UART0_BASE + 0x02) #define UART0_IIR __REG8(UART0_BASE + 0x02)
#define UART0_FCR __REG8(UART0_BASE + 0x02) #define UART0_FCR __REG8(UART0_BASE + 0x02)
#define UART0_LCR __REG8(UART0_BASE + 0x03) #define UART0_LCR __REG8(UART0_BASE + 0x03)
#define UART0_MCR __REG8(UART0_BASE + 0x04) #define UART0_MCR __REG8(UART0_BASE + 0x04)
#define UART0_LSR __REG8(UART0_BASE + 0x05) #define UART0_LSR __REG8(UART0_BASE + 0x05)
#define UART0_MSR __REG8(UART0_BASE + 0x06) #define UART0_MSR __REG8(UART0_BASE + 0x06)
#define UART0_LSB __REG8(UART0_BASE + 0x00) #define UART0_LSB __REG8(UART0_BASE + 0x00)
#define UART0_MSB __REG8(UART0_BASE + 0x01) #define UART0_MSB __REG8(UART0_BASE + 0x01)
/* UART1 registers */ /* UART1 registers */
#define UART1_DAT __REG8(UART1_BASE + 0x00) #define UART1_DAT __REG8(UART1_BASE + 0x00)
#define UART1_IER __REG8(UART1_BASE + 0x01) #define UART1_IER __REG8(UART1_BASE + 0x01)
#define UART1_IIR __REG8(UART1_BASE + 0x02) #define UART1_IIR __REG8(UART1_BASE + 0x02)
#define UART1_FCR __REG8(UART1_BASE + 0x02) #define UART1_FCR __REG8(UART1_BASE + 0x02)
#define UART1_LCR __REG8(UART1_BASE + 0x03) #define UART1_LCR __REG8(UART1_BASE + 0x03)
#define UART1_MCR __REG8(UART1_BASE + 0x04) #define UART1_MCR __REG8(UART1_BASE + 0x04)
#define UART1_LSR __REG8(UART1_BASE + 0x05) #define UART1_LSR __REG8(UART1_BASE + 0x05)
#define UART1_MSR __REG8(UART1_BASE + 0x06) #define UART1_MSR __REG8(UART1_BASE + 0x06)
#define UART1_LSB __REG8(UART1_BASE + 0x00) #define UART1_LSB __REG8(UART1_BASE + 0x00)
#define UART1_MSB __REG8(UART1_BASE + 0x01) #define UART1_MSB __REG8(UART1_BASE + 0x01)
/* UART interrupt enable register value */ /* UART interrupt enable register value */
#define UARTIER_IME (1 << 3) #define UARTIER_IME (1 << 3)
#define UARTIER_ILE (1 << 2) #define UARTIER_ILE (1 << 2)
#define UARTIER_ITXE (1 << 1) #define UARTIER_ITXE (1 << 1)
#define UARTIER_IRXE (1 << 0) #define UARTIER_IRXE (1 << 0)
/* UART line control register value */ /* UART line control register value */
#define UARTLCR_DLAB (1 << 7) #define UARTLCR_DLAB (1 << 7)
#define UARTLCR_BCB (1 << 6) #define UARTLCR_BCB (1 << 6)
#define UARTLCR_SPB (1 << 5) #define UARTLCR_SPB (1 << 5)
#define UARTLCR_EPS (1 << 4) #define UARTLCR_EPS (1 << 4)
#define UARTLCR_PE (1 << 3) #define UARTLCR_PE (1 << 3)
#define UARTLCR_SB (1 << 2) #define UARTLCR_SB (1 << 2)
/* UART line status register value */ /* UART line status register value */
#define UARTLSR_ERROR (1 << 7) #define UARTLSR_ERROR (1 << 7)
#define UARTLSR_TE (1 << 6) #define UARTLSR_TE (1 << 6)
#define UARTLSR_TFE (1 << 5) #define UARTLSR_TFE (1 << 5)
#define UARTLSR_BI (1 << 4) #define UARTLSR_BI (1 << 4)
#define UARTLSR_FE (1 << 3) #define UARTLSR_FE (1 << 3)
#define UARTLSR_PE (1 << 2) #define UARTLSR_PE (1 << 2)
#define UARTLSR_OE (1 << 1) #define UARTLSR_OE (1 << 1)
#define UARTLSR_DR (1 << 0) #define UARTLSR_DR (1 << 0)
void rt_hw_uart_init(void); void rt_hw_uart_init(void);
......
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