145 lines
3.6 KiB
C
145 lines
3.6 KiB
C
/******************************************************************************
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efsl Demo-Application for Philips LPC2138 ARM7TDMI-S
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Copyright (c) 2005
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Martin Thomas, Kaiserslautern, Germany <mthomas@rhrk.uni-kl.de>
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*****************************************************************************/
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#include <string.h>
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#include "lpc214x.h"
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#include "lpc_config.h"
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#include "uart.h"
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#include "startup.h"
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#include "efs.h"
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#include "ls.h"
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#include "mkfs.h"
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#include "interfaces/efsl_dbg_printf_arm.h"
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#define rprintf efsl_debug_printf_arm
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#define BAUD 115200
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#define BIT(x) ((unsigned long)1<<x)
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#define LED1PIN 10
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#define LED1BIT BIT(LED1PIN)
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#define LEDDIR IODIR0
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#define LEDSET IOSET0
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#define LEDCLR IOCLR0
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static char LogFileName[] = "dummy.log";
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static void gpioInit(void)
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{
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LEDSET = BIT(LED1PIN); // set Bit = LED off (active low)
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LEDDIR |= BIT(LED1PIN); // define LED-Pin as output
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} static void ledToggle(void)
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{
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static unsigned char state = 0;
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state = !state;
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if (state)
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LEDCLR = BIT(LED1PIN); // set Bit = LED on
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else
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LEDSET = BIT(LED1PIN); // set Bit = LED off (active low)
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}
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EmbeddedFileSystem efs;
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EmbeddedFile filer, filew;
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DirList list;
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unsigned short e;
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unsigned char buf[513];
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void list_roms(){
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uint8_t cnt = 0;
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rprintf("Directory of 'root':\n");
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ls_openDir(&list, &(efs.myFs), "/");
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while (ls_getNext(&list) == 0) {
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cnt++;
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list.currentEntry.FileName[LIST_MAXLENFILENAME - 1] = '\0';
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rprintf("[%li] %s ( %li bytes )\n",cnt, list.currentEntry.FileName, list.currentEntry.FileSize);
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}
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}
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uint8_t * get_filename(uint8_t idx){
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uint8_t cnt = 0;
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if (idx<1 || idx>9)
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return NULL;
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ls_openDir(&list, &(efs.myFs), "/");
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while (ls_getNext(&list) == 0) {
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cnt++;
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//list.currentEntry.FileName[LIST_MAXLENFILENAME - 1] = '\0';
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if (cnt==idx)
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return list.currentEntry.FileName;
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}
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return NULL;
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}
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void dump_filename(uint8_t * filename){
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if (file_fopen(&filer, &efs.myFs, filename, 'r') == 0) {
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rprintf("File %s open. Content:\n", filename);
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while ((e = file_read(&filer, 512, buf)) != 0) {
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buf[e] = '\0';
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uart0Puts((char *) buf);
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}
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rprintf("\n");
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file_fclose(&filer);
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} else {
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rprintf("Failed to open %s\n",filename);
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}
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}
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int main(void)
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{
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int ch;
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int8_t res;
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uint8_t * filename;
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Initialize();
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gpioInit();
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uart0Init(UART_BAUD(BAUD), UART_8N1, UART_FIFO_8); // setup the UART
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uart0Puts("\r\nMMC/SD Card Filesystem Test (P:LPC2148 L:EFSL)\r\n");
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/* init efsl debug-output */
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efsl_debug_devopen_arm(uart0Putch);
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ledToggle();
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rprintf("CARD init...");
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if ((res = efs_init(&efs, 0)) != 0) {
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rprintf("failed with %i\n", res);
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}
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list_roms(&efs);
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rprintf("Select File:\n");
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while (1) {
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if ((ch = uart0Getch()) >= 0) {
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uart0Puts("You pressed : ");
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uart0Putch(ch);
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uart0Puts("\r\n");
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if (ch == 'r') {
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if (file_fopen(&filer, &efs.myFs, LogFileName, 'r') == 0) {
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rprintf("File %s open. Content:\n", LogFileName);
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while ((e = file_read(&filer, 512, buf)) != 0) {
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buf[e] = '\0';
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uart0Puts((char *) buf);
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} rprintf("\n");
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file_fclose(&filer);
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}
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}
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if (ch >='1' && ch <='9'){
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filename = get_filename(ch - 48);
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rprintf("Dump: %s\n",filename);
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dump_filename(filename);
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}
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ledToggle();
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}
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}
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return 0; /* never reached */
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}
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