2009-08-18 09:11:07 +02:00

97 lines
2.6 KiB
C

/*
* =====================================================================================
*
* ________ .__ __ ________ ____ ________
* \_____ \ __ __|__| ____ | | __\______ \ _______ _/_ |/ _____/
* / / \ \| | \ |/ ___\| |/ / | | \_/ __ \ \/ /| / __ \
* / \_/. \ | / \ \___| < | ` \ ___/\ / | \ |__\ \
* \_____\ \_/____/|__|\___ >__|_ \/_______ /\___ >\_/ |___|\_____ /
* \__> \/ \/ \/ \/ \/
*
* www.optixx.org
*
*
* Version: 1.0
* Created: 07/21/2009 03:32:16 PM
* Author: david@optixx.org
*
* =====================================================================================
*/
#include "dir.h"
#include "file.h"
#include "fat.h"
#include "debug.h"
#include "sram.h"
#include "config.h"
#include <string.h>
uint16_t position = 0;
extern struct File file;
void dir_entry_start(){
position = 0;
}
void dir_entry_dump(uint32_t addr, dir_ent_t* ent){
debug(DEBUG_FAT,"dir_entry_dump: addr=0x%06lx id=%li name=%s size=%li attr=%i\n", addr, ent->id, ent->file_name,
ent->file_size, ent->file_attr);
}
void dir_entry_add(uint32_t id, uint8_t* file_name,uint32_t file_size,uint8_t file_attr){
uint32_t addr;
dir_ent_t ent;
strncpy(ent.file_name,file_name,13);
ent.id = id;
ent.file_size = file_size;
ent.file_attr = file_attr;
addr = DIR_ENTRY_LOC + (position << DIR_ENTRY_SIZE_SHIFT );
sram_bulk_copy(addr, (uint8_t *) &ent, DIR_ENTRY_SIZE );
dir_entry_dump(addr, &ent);
position++;
}
void dir_entry_header(uint16_t idx, uint8_t * header){
uint32_t addr;
addr = DIR_ENTRY_LOC + ( idx << DIR_ENTRY_SIZE_SHIFT ) + DIR_ENTRY_HEADER_OFF;
sram_bulk_copy(addr, (uint8_t *) header, DIR_ENTRY_HEADER_SIZE);
}
uint32_t dir_entry_get(uint32_t idx, dir_ent_t* ent){
uint32_t addr;
addr = DIR_ENTRY_LOC + ( idx << DIR_ENTRY_SIZE_SHIFT );
sram_bulk_read_buffer( addr, (uint8_t *) ent, DIR_ENTRY_SIZE);
return addr;
}
void dir_entry_loop(){
uint8_t i;
uint8_t j;
uint32_t addr;
dir_ent_t ent;
for (i=0; i< position; i++){
addr = dir_entry_get(i,&ent);
dir_entry_dump(addr,&ent);
ffopen( ent.file_name );
if (file.length != 524288){
ffclose();
continue;
}
//ffseek(0x7fc0);
for (j=0; j< 64; j++)
printf ("0x%02x " ,ffread());
printf("\n");
ffclose();
}
}