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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
#include "p_usart.h"
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#include <stdarg.h>
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#include <string.h>
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#include <stdio.h>
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#include <inttypes.h>
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#include <stdlib.h>
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static struct usart_module p_debug_inst;
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volatile uint16_t rx_char;
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static void p_debug_rx_cb(struct usart_module* const mod)
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{
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p_printf("%c", (char)rx_char);
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}
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void p_usart_init(void)
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{
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struct usart_config p_debug_conf;
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usart_get_config_defaults(&p_debug_conf);
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p_debug_conf.baudrate = USART_DEBUG_BAUDRATE;
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p_debug_conf.character_size = USART_CHARACTER_SIZE_8BIT;
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p_debug_conf.parity = USART_PARITY_NONE;
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p_debug_conf.stopbits = USART_STOPBITS_1;
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p_debug_conf.pinmux_pad0 = USART_DEBUG_PINMUX_PAD0;
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p_debug_conf.pinmux_pad1 = USART_DEBUG_PINMUX_PAD1;
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p_debug_conf.pinmux_pad2 = USART_DEBUG_PINMUX_PAD2;
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p_debug_conf.pinmux_pad3 = USART_DEBUG_PINMUX_PAD3;
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p_debug_conf.mux_setting = USART_DEBUG_MUX_SETTING;
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usart_init(&p_debug_inst, USART_DEBUG_MODULE, &p_debug_conf);
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usart_enable(&p_debug_inst);
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usart_register_callback(&p_debug_inst, p_debug_rx_cb, USART_CALLBACK_BUFFER_RECEIVED);
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usart_enable_callback(&p_debug_inst, USART_CALLBACK_BUFFER_RECEIVED);
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p_printf("Hello WOrld\n");
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}
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void p_printf(const char* str, ...)
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{
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volatile uint8_t pprint_buffer[ORACLE_DEBUG_PRINT_BUFF_SIZE + 1];
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memset(pprint_buffer, '\0', ORACLE_DEBUG_PRINT_BUFF_SIZE + 1);
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va_list args;
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va_start(args, str);
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vsprintf(pprint_buffer, str, args);
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va_end(args);
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uint16_t strsize = (uint16_t)strlen(pprint_buffer);
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if(strsize > ORACLE_DEBUG_PRINT_BUFF_SIZE)
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{
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// return error
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return;
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}
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usart_write_buffer_wait(&p_debug_inst, pprint_buffer, strsize);
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usart_read_job(&p_debug_inst, &rx_char);
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}
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void p_debug_start_service(void)
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{
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usart_read_job(&p_debug_inst, &rx_char);
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}
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