From: Olivier Matz Date: Thu, 26 Jun 2014 18:32:48 +0000 (+0200) Subject: fat: use uart from aversive X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=e19240438eba7e87f6f3ad0c6c8f387d92ab4000;p=protos%2Fimu.git fat: use uart from aversive --- diff --git a/sd_main.c b/sd_main.c index d2ee6c5..06bd231 100644 --- a/sd_main.c +++ b/sd_main.c @@ -15,9 +15,14 @@ #include "partition.h" #include "sd_raw.h" #include "sd_raw_config.h" -#include "uart.h" -#define DEBUG 1 +#include +#include +#include +#include "cmdline.h" + + +#define SD_DEBUG 1 /** * \mainpage MMC/SD/SDHC card library @@ -211,21 +216,19 @@ static uint8_t find_file_in_dir(struct fat_fs_struct* fs, struct fat_dir_struct* static struct fat_file_struct* open_file_in_dir(struct fat_fs_struct* fs, struct fat_dir_struct* dd, const char* name); static uint8_t print_disk_info(const struct fat_fs_struct* fs); -int main() +int sd_main(void) { /* we will just use ordinary idle mode */ set_sleep_mode(SLEEP_MODE_IDLE); - /* setup uart */ - uart_init(); - while(1) { + printf_P(PSTR("init\n")); /* setup sd card slot */ if(!sd_raw_init()) { -#if DEBUG - uart_puts_p(PSTR("MMC/SD initialization failed\n")); +#if SD_DEBUG + printf_P(PSTR("MMC/SD initialization failed\n")); #endif continue; } @@ -261,8 +264,8 @@ int main() ); if(!partition) { -#if DEBUG - uart_puts_p(PSTR("opening partition failed\n")); +#if SD_DEBUG + printf_P(PSTR("opening partition failed\n")); #endif continue; } @@ -272,8 +275,8 @@ int main() struct fat_fs_struct* fs = fat_open(partition); if(!fs) { -#if DEBUG - uart_puts_p(PSTR("opening filesystem failed\n")); +#if SD_DEBUG + printf_P(PSTR("opening filesystem failed\n")); #endif continue; } @@ -285,8 +288,8 @@ int main() struct fat_dir_struct* dd = fat_open_dir(fs, &directory); if(!dd) { -#if DEBUG - uart_puts_p(PSTR("opening root directory failed\n")); +#if SD_DEBUG + printf_P(PSTR("opening root directory failed\n")); #endif continue; } @@ -299,8 +302,7 @@ int main() while(1) { /* print prompt */ - uart_putc('>'); - uart_putc(' '); + printf_P(PSTR("> ")); /* read command */ char* command = buffer; @@ -331,9 +333,7 @@ int main() } } - uart_puts_p(PSTR("directory not found: ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("directory not found: %s\n"), command); } else if(strcmp_P(command, PSTR("ls")) == 0) { @@ -343,12 +343,11 @@ int main() { uint8_t spaces = sizeof(dir_entry.long_name) - strlen(dir_entry.long_name) + 4; - uart_puts(dir_entry.long_name); - uart_putc(dir_entry.attributes & FAT_ATTRIB_DIR ? '/' : ' '); + printf_P(PSTR("%s%c"), dir_entry.long_name, + dir_entry.attributes & FAT_ATTRIB_DIR ? '/' : ' '); while(spaces--) - uart_putc(' '); - uart_putdw_dec(dir_entry.file_size); - uart_putc('\n'); + uart_send(CMDLINE_UART, ' '); + printf_P(PSTR("%d\n"), dir_entry.file_size); } } else if(strncmp_P(command, PSTR("cat "), 4) == 0) @@ -361,9 +360,7 @@ int main() struct fat_file_struct* fd = open_file_in_dir(fs, dd, command); if(!fd) { - uart_puts_p(PSTR("error opening ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error opening: %s\n"), command); continue; } @@ -373,14 +370,12 @@ int main() intptr_t count; while((count = fat_read_file(fd, buffer, sizeof(buffer))) > 0) { - uart_putdw_hex(offset); - uart_putc(':'); + printf_P(PSTR("%"PRIu32":"), offset); for(intptr_t i = 0; i < count; ++i) { - uart_putc(' '); - uart_putc_hex(buffer[i]); + printf_P(PSTR(" %x"), buffer[i]); } - uart_putc('\n'); + printf_P(PSTR("\n")); offset += 8; } @@ -389,7 +384,7 @@ int main() else if(strcmp_P(command, PSTR("disk")) == 0) { if(!print_disk_info(fs)) - uart_puts_p(PSTR("error reading disk info\n")); + printf_P(PSTR("error reading disk info\n")); } #if FAT_WRITE_SUPPORT else if(strncmp_P(command, PSTR("rm "), 3) == 0) @@ -405,9 +400,7 @@ int main() continue; } - uart_puts_p(PSTR("error deleting file: ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error deleting file: %s\n"), command); } else if(strncmp_P(command, PSTR("touch "), 6) == 0) { @@ -418,9 +411,7 @@ int main() struct fat_dir_entry_struct file_entry; if(!fat_create_file(dd, command, &file_entry)) { - uart_puts_p(PSTR("error creating file: ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error creating file: %s\n"), command); } } else if(strncmp_P(command, PSTR("mv "), 3) == 0) @@ -445,9 +436,7 @@ int main() continue; } - uart_puts_p(PSTR("error moving file: ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error moving file: %s\n"), command); } else if(strncmp_P(command, PSTR("write "), 6) == 0) { @@ -468,18 +457,14 @@ int main() struct fat_file_struct* fd = open_file_in_dir(fs, dd, command); if(!fd) { - uart_puts_p(PSTR("error opening ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error opening %s\n"), command); continue; } int32_t offset = strtolong(offset_value); if(!fat_seek_file(fd, &offset, FAT_SEEK_SET)) { - uart_puts_p(PSTR("error seeking on ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error seeking on %s\n"), command); fat_close_file(fd); continue; @@ -490,8 +475,7 @@ int main() while(1) { /* give a different prompt */ - uart_putc('<'); - uart_putc(' '); + printf_P(PSTR("< ")); /* read one line of text */ data_len = read_line(buffer, sizeof(buffer)); @@ -501,7 +485,7 @@ int main() /* write text to file */ if(fat_write_file(fd, (uint8_t*) buffer, data_len) != data_len) { - uart_puts_p(PSTR("error writing to file\n")); + printf_P(PSTR("error writing to file\n")); break; } } @@ -517,9 +501,7 @@ int main() struct fat_dir_entry_struct dir_entry; if(!fat_create_dir(dd, command, &dir_entry)) { - uart_puts_p(PSTR("error creating directory: ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("error creating directory: %s\n"), command); } } #endif @@ -527,14 +509,12 @@ int main() else if(strcmp_P(command, PSTR("sync")) == 0) { if(!sd_raw_sync()) - uart_puts_p(PSTR("error syncing disk\n")); + printf_P(PSTR("error syncing disk\n")); } #endif else { - uart_puts_p(PSTR("unknown command: ")); - uart_puts(command); - uart_putc('\n'); + printf_P(PSTR("unknown command: %s\n"), command); } } @@ -551,6 +531,15 @@ int main() return 0; } +uint8_t uart_getc(void) +{ + uint8_t b = uart_recv(CMDLINE_UART); + if(b == '\r') + b = '\n'; + + return b; +} + uint8_t read_line(char* buffer, uint8_t buffer_length) { memset(buffer, 0, buffer_length); @@ -558,7 +547,7 @@ uint8_t read_line(char* buffer, uint8_t buffer_length) uint8_t read_length = 0; while(read_length < buffer_length - 1) { - uint8_t c = uart_getc(); + uint8_t c = uart_getc(); if(c == 0x08 || c == 0x7f) { @@ -568,14 +557,14 @@ uint8_t read_line(char* buffer, uint8_t buffer_length) --read_length; buffer[read_length] = '\0'; - uart_putc(0x08); - uart_putc(' '); - uart_putc(0x08); + uart_send(CMDLINE_UART, 0x08); + uart_send(CMDLINE_UART, ' '); + uart_send(CMDLINE_UART, 0x08); continue; } - uart_putc(c); + uart_send(CMDLINE_UART, c); if(c == '\n') { @@ -635,20 +624,19 @@ uint8_t print_disk_info(const struct fat_fs_struct* fs) if(!sd_raw_get_info(&disk_info)) return 0; - uart_puts_p(PSTR("manuf: 0x")); uart_putc_hex(disk_info.manufacturer); uart_putc('\n'); - uart_puts_p(PSTR("oem: ")); uart_puts((char*) disk_info.oem); uart_putc('\n'); - uart_puts_p(PSTR("prod: ")); uart_puts((char*) disk_info.product); uart_putc('\n'); - uart_puts_p(PSTR("rev: ")); uart_putc_hex(disk_info.revision); uart_putc('\n'); - uart_puts_p(PSTR("serial: 0x")); uart_putdw_hex(disk_info.serial); uart_putc('\n'); - uart_puts_p(PSTR("date: ")); uart_putw_dec(disk_info.manufacturing_month); uart_putc('/'); - uart_putw_dec(disk_info.manufacturing_year); uart_putc('\n'); - uart_puts_p(PSTR("size: ")); uart_putdw_dec(disk_info.capacity / 1024 / 1024); uart_puts_p(PSTR("MB\n")); - uart_puts_p(PSTR("copy: ")); uart_putw_dec(disk_info.flag_copy); uart_putc('\n'); - uart_puts_p(PSTR("wr.pr.: ")); uart_putw_dec(disk_info.flag_write_protect_temp); uart_putc('/'); - uart_putw_dec(disk_info.flag_write_protect); uart_putc('\n'); - uart_puts_p(PSTR("format: ")); uart_putw_dec(disk_info.format); uart_putc('\n'); - uart_puts_p(PSTR("free: ")); uart_putdw_dec(fat_get_fs_free(fs)); uart_putc('/'); - uart_putdw_dec(fat_get_fs_size(fs)); uart_putc('\n'); + printf_P(PSTR("manuf: 0x%x\n"), disk_info.manufacturer); + printf_P(PSTR("oem: %s\n"), disk_info.oem); + printf_P(PSTR("prod: %s\n"), disk_info.product); + printf_P(PSTR("rev: 0x%x\n"), disk_info.revision); + printf_P(PSTR("serial: 0x%x\n"), disk_info.serial); + printf_P(PSTR("date: 0x%d 0x%d\n"), disk_info.manufacturing_month, + disk_info.manufacturing_year); + printf_P(PSTR("size: %"PRIu32"\n"), disk_info.capacity / 1024 / 1024); + printf_P(PSTR("copy: 0x%x\n"), disk_info.flag_copy); + printf_P(PSTR("wr.pr.: 0x%x 0x%x\n"), disk_info.flag_write_protect_temp, + disk_info.flag_write_protect); + printf_P(PSTR("format: %d\n"), disk_info.format); + printf_P(PSTR("free: %d %d\n"), fat_get_fs_free(fs), fat_get_fs_size(fs)); return 1; } diff --git a/uart.c b/uart.c deleted file mode 100644 index 3d218a5..0000000 --- a/uart.c +++ /dev/null @@ -1,198 +0,0 @@ - -/* - * Copyright (c) 2006-2012 by Roland Riegel - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include -#include -#include -#include -#include -#include - -#include "uart.h" - -/* some mcus have multiple uarts */ -#ifdef UDR0 -#define UBRRH UBRR0H -#define UBRRL UBRR0L -#define UDR UDR0 - -#define UCSRA UCSR0A -#define UDRE UDRE0 -#define RXC RXC0 - -#define UCSRB UCSR0B -#define RXEN RXEN0 -#define TXEN TXEN0 -#define RXCIE RXCIE0 - -#define UCSRC UCSR0C -#define URSEL -#define UCSZ0 UCSZ00 -#define UCSZ1 UCSZ01 -#define UCSRC_SELECT 0 -#else -#define UCSRC_SELECT (1 << URSEL) -#endif - -#ifndef USART_RXC_vect -#if defined(UART0_RX_vect) -#define USART_RXC_vect UART0_RX_vect -#elif defined(UART_RX_vect) -#define USART_RXC_vect UART_RX_vect -#elif defined(USART0_RX_vect) -#define USART_RXC_vect USART0_RX_vect -#elif defined(USART_RX_vect) -#define USART_RXC_vect USART_RX_vect -#elif defined(USART0_RXC_vect) -#define USART_RXC_vect USART0_RXC_vect -#elif defined(USART_RXC_vect) -#define USART_RXC_vect USART_RXC_vect -#else -#error "Uart receive complete interrupt not defined!" -#endif -#endif - -#define BAUD 9600UL -#define UBRRVAL (F_CPU/(BAUD*16)-1) -#define USE_SLEEP 1 - -void uart_init() -{ - /* set baud rate */ - UBRRH = UBRRVAL >> 8; - UBRRL = UBRRVAL & 0xff; - /* set frame format: 8 bit, no parity, 1 bit */ - UCSRC = UCSRC_SELECT | (1 << UCSZ1) | (1 << UCSZ0); - /* enable serial receiver and transmitter */ -#if !USE_SLEEP - UCSRB = (1 << RXEN) | (1 << TXEN); -#else - UCSRB = (1 << RXEN) | (1 << TXEN) | (1 << RXCIE); -#endif -} - -void uart_putc(uint8_t c) -{ - if(c == '\n') - uart_putc('\r'); - - /* wait until transmit buffer is empty */ - while(!(UCSRA & (1 << UDRE))); - - /* send next byte */ - UDR = c; -} - -void uart_putc_hex(uint8_t b) -{ - /* upper nibble */ - if((b >> 4) < 0x0a) - uart_putc((b >> 4) + '0'); - else - uart_putc((b >> 4) - 0x0a + 'a'); - - /* lower nibble */ - if((b & 0x0f) < 0x0a) - uart_putc((b & 0x0f) + '0'); - else - uart_putc((b & 0x0f) - 0x0a + 'a'); -} - -void uart_putw_hex(uint16_t w) -{ - uart_putc_hex((uint8_t) (w >> 8)); - uart_putc_hex((uint8_t) (w & 0xff)); -} - -void uart_putdw_hex(uint32_t dw) -{ - uart_putw_hex((uint16_t) (dw >> 16)); - uart_putw_hex((uint16_t) (dw & 0xffff)); -} - -void uart_putw_dec(uint16_t w) -{ - uint16_t num = 10000; - uint8_t started = 0; - - while(num > 0) - { - uint8_t b = w / num; - if(b > 0 || started || num == 1) - { - uart_putc('0' + b); - started = 1; - } - w -= b * num; - - num /= 10; - } -} - -void uart_putdw_dec(uint32_t dw) -{ - uint32_t num = 1000000000; - uint8_t started = 0; - - while(num > 0) - { - uint8_t b = dw / num; - if(b > 0 || started || num == 1) - { - uart_putc('0' + b); - started = 1; - } - dw -= b * num; - - num /= 10; - } -} - -void uart_puts(const char* str) -{ - while(*str) - uart_putc(*str++); -} - -void uart_puts_p(PGM_P str) -{ - while(1) - { - uint8_t b = pgm_read_byte_near(str++); - if(!b) - break; - - uart_putc(b); - } -} - -uint8_t uart_getc() -{ - /* wait until receive buffer is full */ -#if USE_SLEEP - uint8_t sreg = SREG; - sei(); - - while(!(UCSRA & (1 << RXC))) - sleep_mode(); - - SREG = sreg; -#else - while(!(UCSRA & (1 << RXC))); -#endif - - uint8_t b = UDR; - if(b == '\r') - b = '\n'; - - return b; -} - -EMPTY_INTERRUPT(USART_RXC_vect) - diff --git a/uart.h b/uart.h deleted file mode 100644 index d94d93d..0000000 --- a/uart.h +++ /dev/null @@ -1,42 +0,0 @@ - -/* - * Copyright (c) 2006-2012 by Roland Riegel - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef UART_H -#define UART_H - -#include -#include - -#ifdef __cplusplus -extern "C" -{ -#endif - -void uart_init(); - -void uart_putc(uint8_t c); - -void uart_putc_hex(uint8_t b); -void uart_putw_hex(uint16_t w); -void uart_putdw_hex(uint32_t dw); - -void uart_putw_dec(uint16_t w); -void uart_putdw_dec(uint32_t dw); - -void uart_puts(const char* str); -void uart_puts_p(PGM_P str); - -uint8_t uart_getc(); - -#ifdef __cplusplus -} -#endif - -#endif - diff --git a/uart_config.h b/uart_config.h index 4822653..3785e57 100644 --- a/uart_config.h +++ b/uart_config.h @@ -15,7 +15,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * - * Revision : $Id: uart_config.h,v 1.2.8.1 2006-11-26 21:06:06 zer0 Exp $ + * Revision : $Id: uart_config.h,v 1.5 2009-11-08 17:24:33 zer0 Exp $ * */ @@ -40,32 +40,51 @@ #define UART0_INTERRUPT_ENABLED 1 #define UART0_BAUDRATE 57600 -//#define UART0_BAUDRATE 115200 /* * if you enable this, the maximum baudrate you can reach is * higher, but the precision is lower. */ -//#define UART0_USE_DOUBLE_SPEED 0 #define UART0_USE_DOUBLE_SPEED 1 -#define UART0_RX_FIFO_SIZE 4 -#define UART0_TX_FIFO_SIZE 4 -//#define UART0_NBITS 5 -//#define UART0_NBITS 6 -//#define UART0_NBITS 7 +#define UART0_RX_FIFO_SIZE 64 +#define UART0_TX_FIFO_SIZE 127 #define UART0_NBITS 8 -//#define UART0_NBITS 9 #define UART0_PARITY UART_PARTITY_NONE -//#define UART0_PARITY UART_PARTITY_ODD -//#define UART0_PARITY UART_PARTITY_EVEN #define UART0_STOP_BIT UART_STOP_BITS_1 -//#define UART0_STOP_BIT UART_STOP_BITS_2 +/* .... same for uart 1, 2, 3 ... */ + +/* + * UART1 definitions + */ + +/* compile uart1 fonctions, undefine it to pass compilation */ +#define UART1_COMPILE + +/* enable uart1 if == 1, disable if == 0 */ +#define UART1_ENABLED 1 + +/* enable uart1 interrupts if == 1, disable if == 0 */ +#define UART1_INTERRUPT_ENABLED 1 + +#define UART1_BAUDRATE 57600 + +/* + * if you enable this, the maximum baudrate you can reach is + * higher, but the precision is lower. + */ +#define UART1_USE_DOUBLE_SPEED 1 + +#define UART1_RX_FIFO_SIZE 64 +#define UART1_TX_FIFO_SIZE 127 +#define UART1_NBITS 8 +#define UART1_PARITY UART_PARTITY_NONE +#define UART1_STOP_BIT UART_STOP_BITS_1 /* .... same for uart 1, 2, 3 ... */