update FM3 MB9BF506R serial driver
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1997 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
dzzxzz
parent
8a960a86f5
commit
3b06be1cde
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@ -1,7 +1,7 @@
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/*
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* File : board.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2009 - 2011 RT-Thread Develop Team
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* COPYRIGHT (C) 2009 - 2012 RT-Thread Develop Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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@ -31,7 +31,6 @@ extern const uint32_t SystemFrequency;
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/**
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* This is the timer interrupt service routine.
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*
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*/
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void SysTick_Handler(void)
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{
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@ -45,7 +44,7 @@ void SysTick_Handler(void)
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}
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/**
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* This function will initial FM3 Easy Kit board.
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* This function will initial FM3 Easy Kit board.
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*/
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void rt_hw_board_init(void)
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{
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@ -55,7 +54,7 @@ void rt_hw_board_init(void)
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/* initialize UART device */
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rt_hw_serial_init();
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/* set console as UART device */
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rt_console_set_device("uart2");
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rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
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/* initialize nand flash device */
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rt_hw_nand_init();
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@ -15,12 +15,12 @@
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#define RT_CONSOLE_FOREPIXEL (0x001f)
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extern struct serial_device uart2;
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extern struct serial_device uart0;
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struct rt_console
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{
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rt_uint8_t* video_ptr;
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rt_uint8_t* font_ptr;
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rt_uint8_t *video_ptr;
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rt_uint8_t *font_ptr;
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/* bpp and pixel of width */
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rt_uint8_t bpp;
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@ -32,12 +32,12 @@ struct rt_console
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};
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struct rt_console console;
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void rt_hw_console_init(rt_uint8_t* video_ptr, rt_uint8_t* font_ptr, rt_uint8_t bpp);
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void rt_hw_console_init(rt_uint8_t *video_ptr, rt_uint8_t *font_ptr, rt_uint8_t bpp);
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void rt_hw_console_newline(void);
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void rt_hw_console_putc(char c);
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void rt_hw_console_clear(void);
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void rt_hw_console_init(rt_uint8_t* video_ptr, rt_uint8_t* font_ptr, rt_uint8_t bpp)
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void rt_hw_console_init(rt_uint8_t *video_ptr, rt_uint8_t *font_ptr, rt_uint8_t bpp)
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{
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rt_memset(&console, 0, sizeof(struct rt_console));
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@ -53,74 +53,75 @@ void rt_hw_console_putc(char c)
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{
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switch (c)
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{
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case 10:
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case 11:
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case 12:
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case 13:
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/* to next line */
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rt_hw_console_newline();
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console.current_col = 0;
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break;
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case 10:
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case 11:
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case 12:
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case 13:
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/* to next line */
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rt_hw_console_newline();
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console.current_col = 0;
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break;
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case 9:
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console.current_col += RT_CONSOLE_TAB;
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break;
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case 9:
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console.current_col += RT_CONSOLE_TAB;
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break;
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default:
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default:
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{
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rt_uint8_t *font_ptr;
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register rt_uint32_t cursor;
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register rt_uint32_t i, j;
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if (console.current_col == RT_CONSOLE_COL)
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{
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rt_uint8_t* font_ptr;
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register rt_uint32_t cursor;
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register rt_uint32_t i, j;
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rt_hw_console_newline();
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console.current_col = 0;
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if (console.current_col == RT_CONSOLE_COL)
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rt_hw_console_putc(c);
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return;
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}
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font_ptr = console.font_ptr + c * RT_CONSOLE_FONT_HEIGHT;
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cursor = (console.current_row * RT_CONSOLE_FONT_HEIGHT) * console.pitch
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+ console.current_col * RT_CONSOLE_FONT_WIDTH * console.bpp;
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for (i = 0; i < RT_CONSOLE_FONT_HEIGHT; i ++ )
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{
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for (j = 0; j < RT_CONSOLE_FONT_WIDTH; j ++)
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{
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rt_hw_console_newline();
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console.current_col = 0;
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rt_hw_console_putc(c);
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return;
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}
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font_ptr = console.font_ptr + c * RT_CONSOLE_FONT_HEIGHT;
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cursor = (console.current_row * RT_CONSOLE_FONT_HEIGHT) * console.pitch
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+ console.current_col * RT_CONSOLE_FONT_WIDTH * console.bpp;
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for (i = 0; i < RT_CONSOLE_FONT_HEIGHT; i ++ )
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{
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for (j = 0; j < RT_CONSOLE_FONT_WIDTH; j ++)
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if (((font_ptr[i] >> (7-j)) & 0x01) != 0)
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{
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if ( ((font_ptr[i] >> (7-j)) & 0x01) != 0 )
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/* draw a pixel */
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rt_uint8_t *ptr = &(console.video_ptr[cursor + i * console.pitch + j * console.bpp]);
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switch (console.bpp)
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{
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/* draw a pixel */
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rt_uint8_t *ptr = &(console.video_ptr[cursor + i * console.pitch + j * console.bpp]);
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switch(console.bpp)
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{
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case 1:
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*ptr = RT_CONSOLE_FOREPIXEL;
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break;
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case 2:
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*(rt_uint16_t*)ptr = RT_CONSOLE_FOREPIXEL;
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break;
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case 3:
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ptr[0] = RT_CONSOLE_FOREPIXEL & 0xff;
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ptr[1] = (RT_CONSOLE_FOREPIXEL >> 8) & 0xff;
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ptr[2] = (RT_CONSOLE_FOREPIXEL >> 16) & 0xff;
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break;
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case 4:
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*(rt_uint32_t*)ptr = RT_CONSOLE_FOREPIXEL;
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break;
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}
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case 1:
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*ptr = RT_CONSOLE_FOREPIXEL;
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break;
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case 2:
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*(rt_uint16_t*)ptr = RT_CONSOLE_FOREPIXEL;
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break;
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case 3:
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ptr[0] = RT_CONSOLE_FOREPIXEL & 0xff;
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ptr[1] = (RT_CONSOLE_FOREPIXEL >> 8) & 0xff;
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ptr[2] = (RT_CONSOLE_FOREPIXEL >> 16) & 0xff;
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break;
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case 4:
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*(rt_uint32_t*)ptr = RT_CONSOLE_FOREPIXEL;
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break;
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}
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}
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}
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console.current_col ++;
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}
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break;
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console.current_col ++;
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}
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break;
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}
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}
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void rt_hw_console_newline()
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void rt_hw_console_newline(void)
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{
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console.current_row ++;
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if (console.current_row >= RT_CONSOLE_ROW)
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}
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}
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void rt_hw_console_clear()
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void rt_hw_console_clear(void)
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{
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console.current_col = 0;
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console.current_row = 0;
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@ -159,10 +160,12 @@ void rt_hw_serial_putc(const char c)
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to be polite with serial console add a line feed
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to the carriage return character
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*/
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if (c=='\n')rt_hw_serial_putc('\r');
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if (c=='\n')
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rt_hw_serial_putc('\r');
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while (!(uart2.uart_device->SSR & SSR_TDRE));
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uart2.uart_device->TDR = (c & 0x1FF);
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while (!(uart0.uart_device->SSR & SSR_TDRE))
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;
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uart0.uart_device->TDR = (c & 0x1FF);
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}
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/**
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@ -170,7 +173,7 @@ void rt_hw_serial_putc(const char c)
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*
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* @param str the displayed string
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*/
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void rt_hw_console_output(const char* str)
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void rt_hw_console_output(const char *str)
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{
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while (*str)
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{
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@ -2,7 +2,7 @@
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MEMORY
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{
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CODE (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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DATA (rw) : ORIGIN = 0x1FFFC000, LENGTH = 0x00010000
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DATA (rw) : ORIGIN = 0x1FFF8000, LENGTH = 0x00010000
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}
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ENTRY(Reset_Handler)
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@ -2,17 +2,17 @@
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#ifndef __RTTHREAD_CFG_H__
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#define __RTTHREAD_CFG_H__
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/* RT_NAME_MAX*/
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#define RT_NAME_MAX 8
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/* RT_NAME_MAX */
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#define RT_NAME_MAX 8
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/* RT_ALIGN_SIZE*/
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#define RT_ALIGN_SIZE 8
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/* RT_ALIGN_SIZE */
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#define RT_ALIGN_SIZE 8
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/* PRIORITY_MAX */
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#define RT_THREAD_PRIORITY_MAX 32
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/* Tick per Second */
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#define RT_TICK_PER_SECOND 100
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#define RT_TICK_PER_SECOND 100
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/* SECTION: RT_DEBUG */
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/* Thread Debug */
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/* Using Device System */
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#define RT_USING_DEVICE
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/* RT_USING_UART */
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#define RT_USING_UART2
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#define RT_USING_UART0
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#define RT_UART_RX_BUFFER_SIZE 64
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/* SECTION: Console options */
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/* #define RT_TINY_SIZE */
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#define RT_USING_CONSOLE
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/* the buffer size of console */
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#define RT_CONSOLEBUF_SIZE 128
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#define RT_CONSOLEBUF_SIZE 128
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/* the device used by console */
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#define RT_CONSOLE_DEVICE_NAME "uart0"
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/* SECTION: finsh, a C-Express shell */
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/* Using FinSH as Shell*/
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@ -67,23 +69,24 @@
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/* Using symbol table */
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#define FINSH_USING_SYMTAB
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#define FINSH_USING_DESCRIPTION
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#define FINSH_THREAD_STACK_SIZE 1024
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#define FINSH_THREAD_STACK_SIZE 1024
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#define FINSH_DEVICE_NAME RT_CONSOLE_DEVICE_NAME
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/* SECTION: Device filesystem support */
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/* using DFS support */
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#define RT_USING_DFS
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#define RT_USING_DFS_ELMFAT
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/* use long file name feature */
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/* use long file name feature */
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/* #define RT_DFS_ELM_USE_LFN */
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/* the max number of file length */
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#define RT_DFS_ELM_MAX_LFN 32
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/* the max number of file length */
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#define RT_DFS_ELM_MAX_LFN 32
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/* #define RT_USING_DFS_UFFS */
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/* #define RT_USING_DFS_DEVFS */
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/* the max number of mounted filesystem */
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#define DFS_FILESYSTEMS_MAX 2
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/* the max number of opened files */
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#define DFS_FD_MAX 8
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#define DFS_FILESYSTEMS_MAX 2
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/* the max number of opened files */
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#define DFS_FD_MAX 8
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/* using working directory */
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#define DFS_USING_WORKDIR
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/**
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* @addtogroup FM3 MB9B500
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*/
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/*@{*/
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/* RT-Thread Device Interface */
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/**
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* This function initializes serial
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*/
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static rt_err_t rt_serial_init (rt_device_t dev)
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static rt_err_t rt_serial_init(rt_device_t dev)
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{
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struct serial_device* uart = (struct serial_device*) dev->user_data;
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struct serial_device *uart = (struct serial_device*)dev->user_data;
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if (!(dev->flag & RT_DEVICE_FLAG_ACTIVATED))
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{
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@ -53,7 +55,7 @@ static rt_err_t rt_serial_init (rt_device_t dev)
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}
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/* save a char to serial buffer */
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static void rt_serial_savechar(struct serial_device* uart, char ch)
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static void rt_serial_savechar(struct serial_device *uart, char ch)
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{
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rt_base_t level;
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@ -79,10 +81,10 @@ static void rt_serial_savechar(struct serial_device* uart, char ch)
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static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag)
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{
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struct serial_device* uart;
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struct serial_device *uart;
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RT_ASSERT(dev != RT_NULL);
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uart = (struct serial_device*) dev->user_data;
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uart = (struct serial_device*)dev->user_data;
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if (dev->flag & RT_DEVICE_FLAG_INT_RX)
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{
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@ -95,10 +97,10 @@ static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag)
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static rt_err_t rt_serial_close(rt_device_t dev)
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{
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struct serial_device* uart;
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struct serial_device *uart;
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RT_ASSERT(dev != RT_NULL);
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uart = (struct serial_device*) dev->user_data;
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uart = (struct serial_device*)dev->user_data;
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if (dev->flag & RT_DEVICE_FLAG_INT_RX)
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{
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@ -109,12 +111,12 @@ static rt_err_t rt_serial_close(rt_device_t dev)
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return RT_EOK;
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}
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static rt_size_t rt_serial_read (rt_device_t dev, rt_off_t pos, void* buffer,
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static rt_size_t rt_serial_read(rt_device_t dev, rt_off_t pos, void *buffer,
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rt_size_t size)
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{
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rt_uint8_t* ptr;
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rt_uint8_t *ptr;
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rt_err_t err_code;
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struct serial_device* uart;
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struct serial_device *uart;
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ptr = buffer;
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err_code = RT_EOK;
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@ -165,15 +167,16 @@ static rt_size_t rt_serial_read (rt_device_t dev, rt_off_t pos, void* buffer,
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/* set error code */
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rt_set_errno(err_code);
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return (rt_uint32_t)ptr - (rt_uint32_t)buffer;
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}
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static rt_size_t rt_serial_write (rt_device_t dev, rt_off_t pos,
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const void* buffer, rt_size_t size)
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static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos,
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const void *buffer, rt_size_t size)
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{
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rt_uint8_t* ptr;
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rt_uint8_t *ptr;
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rt_err_t err_code;
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struct serial_device* uart;
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struct serial_device *uart;
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err_code = RT_EOK;
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ptr = (rt_uint8_t*)buffer;
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@ -219,7 +222,8 @@ static rt_size_t rt_serial_write (rt_device_t dev, rt_off_t pos,
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while (!(uart->uart_device->SSR & SSR_TDRE));
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uart->uart_device->TDR = (*ptr & 0x1FF);
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++ptr; --size;
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++ptr;
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--size;
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}
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}
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@ -229,7 +233,7 @@ static rt_size_t rt_serial_write (rt_device_t dev, rt_off_t pos,
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return (rt_uint32_t)ptr - (rt_uint32_t)buffer;
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}
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static rt_err_t rt_serial_control (rt_device_t dev, rt_uint8_t cmd, void *args)
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static rt_err_t rt_serial_control(rt_device_t dev, rt_uint8_t cmd, void *args)
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{
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RT_ASSERT(dev != RT_NULL);
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@ -252,7 +256,7 @@ static rt_err_t rt_serial_control (rt_device_t dev, rt_uint8_t cmd, void *args)
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/*
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* serial register
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*/
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rt_err_t rt_hw_serial_register(rt_device_t device, const char* name,
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rt_err_t rt_hw_serial_register(rt_device_t device, const char *name,
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rt_uint32_t flag, struct serial_device *serial)
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{
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RT_ASSERT(device != RT_NULL);
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@ -275,7 +279,7 @@ rt_err_t rt_hw_serial_register(rt_device_t device, const char* name,
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/* ISR for serial interrupt */
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void rt_hw_serial_isr(rt_device_t device)
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{
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struct serial_device* uart = (struct serial_device*) device->user_data;
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struct serial_device *uart = (struct serial_device*)device->user_data;
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/* interrupt mode receive */
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RT_ASSERT(device->flag & RT_DEVICE_FLAG_INT_RX);
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@ -300,6 +304,30 @@ void rt_hw_serial_isr(rt_device_t device)
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}
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}
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#ifdef RT_USING_UART0
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/* UART0 device driver structure */
|
||||
#define UART0 FM3_MFS0_UART
|
||||
struct serial_int_rx uart0_int_rx;
|
||||
struct serial_device uart0 =
|
||||
{
|
||||
UART0,
|
||||
MFS0RX_IRQn,
|
||||
MFS0TX_IRQn,
|
||||
&uart0_int_rx,
|
||||
RT_NULL
|
||||
};
|
||||
struct rt_device uart0_device;
|
||||
|
||||
void MFS0RX_IRQHandler(void)
|
||||
{
|
||||
/* enter interrupt */
|
||||
rt_interrupt_enter();
|
||||
rt_hw_serial_isr(&uart0_device);
|
||||
/* leave interrupt */
|
||||
rt_interrupt_leave();
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef RT_USING_UART2
|
||||
/* UART2 device driver structure */
|
||||
#define UART2 FM3_MFS2_UART
|
||||
|
|
@ -326,6 +354,24 @@ void MFS2RX_IRQHandler(void)
|
|||
|
||||
void rt_hw_serial_init(void)
|
||||
{
|
||||
#ifdef RT_USING_UART0
|
||||
/* initialize UART0 */
|
||||
/* Set Uart Ch0 Port, SIN0_0, SOT0_0 */
|
||||
FM3_GPIO->PFR2 = FM3_GPIO->PFR2 | 0x0006;
|
||||
FM3_GPIO->EPFR07 = FM3_GPIO->EPFR07 | 0x00000040;
|
||||
|
||||
uart0.uart_device->SMR = SMR_MD_UART | SMR_SOE;;
|
||||
uart0.uart_device->BGR = (40000000UL + (BPS/2))/BPS - 1;
|
||||
uart0.uart_device->ESCR = ESCR_DATABITS_8;
|
||||
uart0.uart_device->SCR = SCR_RXE | SCR_TXE | SCR_RIE;
|
||||
|
||||
/* register UART2 device */
|
||||
rt_hw_serial_register(&uart0_device,
|
||||
"uart0",
|
||||
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
|
||||
&uart0);
|
||||
#endif
|
||||
|
||||
#ifdef RT_USING_UART2
|
||||
/* initialize UART2 */
|
||||
/* Set Uart Ch2 Port, SIN2_1, SOT2_1 */
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
/*
|
||||
* File : startup.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2009 - 2011, RT-Thread Development Team
|
||||
* COPYRIGHT (C) 2009 - 2012, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
|
|
@ -88,7 +88,7 @@ void rtthread_startup(void)
|
|||
/* init finsh */
|
||||
finsh_system_init();
|
||||
#ifdef RT_USING_DEVICE
|
||||
finsh_set_device("uart2");
|
||||
finsh_set_device(FINSH_DEVICE_NAME);
|
||||
#endif
|
||||
#endif
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue