void __attribute__((naked,noinline)) capt_seq_hook_raw_here()
{
asm volatile("STMFD SP!, {R0-R12,LR}\n");
raw_save_stage = RAWDATA_AVAILABLE;
core_rawdata_available();
while (raw_save_stage != RAWDATA_SAVED){
_SleepTask(10);
}
asm volatile("LDMFD SP!, {R0-R12,PC}\n");
}
void shutdown() {
//***TODO***
/*
volatile long *p = (void*)0xC022001C;
asm(
"MRS R1, CPSR\n"
"AND R0, R1, #0x80\n"
"ORR R1, R1, #0x80\n"
"MSR CPSR_cf, R1\n"
:::"r1","r0"
);
*p = 0x44; // power off.
*/
while(1) _SleepTask(500);
}
/*
called by ptp task (via remotecap.c code) to fetch chunks of jpeg data
*/
int filewrite_get_jpeg_chunk(char **addr,int *size,unsigned n,int *pos) {
*pos=-1;
#if !defined(CAM_FILEWRITETASK_MULTIPASS)
// TODO null should probably be an error
if (n >= MAX_CHUNKS_FOR_JPEG || jpeg_chunks == NULL) {
*addr=(char *)0xFFFFFFFF; // signals last chunk
*size=0;
return REMOTECAP_JPEG_CHUNK_STATUS_LAST; // last chunk
}
*addr=(char *)jpeg_chunks[n].address;
*size=jpeg_chunks[n].length;
if (n < MAX_CHUNKS_FOR_JPEG-1) {
if (jpeg_chunks[n+1].length==0) {
return REMOTECAP_JPEG_CHUNK_STATUS_LAST; // last chunk
}
return REMOTECAP_JPEG_CHUNK_STATUS_MORE; // not last chunk
}
return REMOTECAP_JPEG_CHUNK_STATUS_LAST; // last chunk
#else
if ( jpeg_chunks == NULL ) { //do we have a valid queue?
int m=50;
while (m>0) { //wait for at most 500ms
_SleepTask(10);
m--;
if ( jpeg_chunks != NULL ) break;
}
if ( jpeg_chunks == NULL ) { //timeout, error
*addr=(char *)0;
*size=0;
return REMOTECAP_JPEG_CHUNK_STATUS_LAST;
}
}
*addr=(char *)jpeg_chunks[jpeg_curr_session_chunk].address;
*size=jpeg_chunks[jpeg_curr_session_chunk].length;
#ifdef CAM_FILEWRITETASK_SEEKS
if ( n == 0 ) { // first chunk for this shot
jpeg_bytes_left = jpeg_full_size;
}
jpeg_bytes_left -= *size;
if (jpeg_curr_session_chunk == 0) {
*pos=jpeg_file_offset; //only post file offset for the first chunk in the current queue
}
#else
if ((jpeg_curr_session_chunk==0) && (jpeg_last_session)) {
*pos=0; //only post file offset for the first chunk in the last queue
}
#endif
jpeg_curr_session_chunk++;
#ifdef CAM_FILEWRITETASK_SEEKS
if (jpeg_bytes_left>0) {
if ( jpeg_curr_session_chunk < MAX_CHUNKS_FOR_JPEG ) {
if (jpeg_chunks[jpeg_curr_session_chunk].length==0) { //last chunk of the current queue
return REMOTECAP_JPEG_CHUNK_STATUS_SESS_LAST;
}
return REMOTECAP_JPEG_CHUNK_STATUS_MORE; //not last
}
else {
return REMOTECAP_JPEG_CHUNK_STATUS_SESS_LAST;
}
}
#else
if ( jpeg_curr_session_chunk < MAX_CHUNKS_FOR_JPEG ) {
if (jpeg_chunks[jpeg_curr_session_chunk].length==0) { //last chunk of the current queue
if (jpeg_last_session) {
return REMOTECAP_JPEG_CHUNK_STATUS_LAST;
}
else {
return REMOTECAP_JPEG_CHUNK_STATUS_SESS_LAST;
}
}
return REMOTECAP_JPEG_CHUNK_STATUS_MORE; //not last
}
else {
if (jpeg_last_session) {
return REMOTECAP_JPEG_CHUNK_STATUS_LAST;
}
else {
return REMOTECAP_JPEG_CHUNK_STATUS_SESS_LAST;
}
}
#endif
return REMOTECAP_JPEG_CHUNK_STATUS_LAST; //last
#endif //CAM_FILEWRITETASK_MULTIPASS
}
void msleep(long msec)
{
_SleepTask(msec);
}
