void handle_sdcard()
{
DEBUG_PUTS("[Card inserted]\n");
if (sd_init())
if (fatfs_mount())
if (find_imgfile())
if (imgfile_init()) {
set_disk_type(imgheader.disk_type);
PORTA = fatfs_filenumber;
fatfs_next_filename();
} else {
fatfs_reset_filename();
PORTA = ~0;
}
while (SDCARD_INSERTED) {
service_ide();
service_cdda();
}
DEBUG_PUTS("[Card extracted]\n");
cdda_stop();
set_disk_type(0xff);
}
int test_fatfs(void)
{
int ret;
uint8_t buf[1024];
memset(buf, 0, 1024);
ret = fatfs_mount(&fs);
if (ret != 0) {
bl_dbg("Failed mounting flash device.");
}
ret = fatfs_open(&fs, "CONFIG.INI");
if (ret) {
bl_dbg("Failed opening config file.");
}
ret = fatfs_read(&fs, buf, 1024);
if (ret < 0) {
bl_dbg("Failed reading data.");
}
buf[ret] = '\0';
d_print("%s\r\n", buf);
fatfs_close(&fs);
fatfs_umount(&fs);
bl_dbg("Done");
#if 0
int k;
for (i = 44; i < 8192; i++) {
at45db_bread(i, 1, buf);
for (k = 0; k < 1024; k++) {
d_print("%c", buf[k]);
wait(25);
}
d_print("Page: %d\r\n", i);
wait(5000);
}
#endif
return 0;
}
u08 picture_load(const char *filename, u08 x, u08 y)
{
FIL fsrc;
FRESULT res;
u08 result = CMD_OK;
// try to mount sd card
if(fatfs_mount() !=0) {
result = PIC_MOUNT_ERROR;
}
else {
// open file
res = f_open(&fsrc, filename, FA_OPEN_EXISTING | FA_READ);
if(res == FR_OK)
{
// read header
UINT read;
res = f_read(&fsrc, &buf, BUF_SIZE, &read);
if(res == FR_OK) {
// parse header
result = parse_header(buf, read);
if(result == CMD_OK) {
// prepare display
u16 xp = x * 8;
u16 yp = y * 8;
// load bitmap data
result = load_data(&fsrc,xp,yp);
}
} else {
result = PIC_READ_ERROR;
}
// close file
f_close(&fsrc);
}
// unmount
fatfs_umount();
}
return result;
}
