static int send_track_map(unsigned char tr, const char *trackmap, unsigned char count)
{
int i;
unsigned char c;
pp_write(fd_cbm, tr, count);
for(i = 0; i < d64copy_sector_count(two_sided, tr); i++)
{
c = !NEED_SECTOR(trackmap[i]);
pp_write(fd_cbm, c, c);
}
return 0;
}
static int
write2byte(CBM_FILE fd, unsigned char c1, unsigned char c2)
{
int ret;
SETSTATEDEBUG(DebugByteCount = -12801);
ret = pp_write(fd, c1, c2);
SETSTATEDEBUG(DebugByteCount = -1);
return ret;
}
static void close_disk(void)
{
pp_write(fd_cbm, 0, 0);
arch_usleep(100);
cbm_iec_wait(fd_cbm, IEC_DATA, 0);
/* make sure the XP1541 portion of the cable is in input mode */
cbm_pp_read(fd_cbm);
}
static int
write1byte(CBM_FILE fd, unsigned char c1)
{
int ret;
SETSTATEDEBUG(DebugByteCount = -6401);
ret = pp_write(fd, c1, 0);
SETSTATEDEBUG(DebugByteCount = -1);
return ret;
}
/* write_n redirects USB writes to the external reader if required */
static void write_n(const unsigned char *data, int size)
{
int i;
if (opencbm_plugin_pp_dc_write_n)
{
opencbm_plugin_pp_dc_write_n(fd_cbm, data, size);
return;
}
for(i=0;i<size/2;i++,data+=2)
pp_write(fd_cbm, data[0], data[1]);
}
static int read_block(unsigned char tr, unsigned char se, unsigned char *block)
{
int i;
unsigned char status;
pp_write(fd_cbm, tr, se);
#ifndef USE_CBM_IEC_WAIT
arch_usleep(20000);
#endif
pp_read(fd_cbm, &status, &status);
for(i=0; i<BLOCKSIZE; i+=2) pp_read(fd_cbm, &block[i], &block[i+1]);
return status;
}
static int write_block(unsigned char tr, unsigned char se, const unsigned char *blk, int size, int read_status)
{
int i = 0;
unsigned char status;
pp_write(fd_cbm, tr, se);
if(size % 2) {
pp_write(fd_cbm, *blk, *blk);
i = 1;
}
for(; i<size; i+=2) pp_write(fd_cbm, blk[i], blk[i+1]);
#ifndef USE_CBM_IEC_WAIT
if(size == BLOCKSIZE) {
arch_usleep(20000);
}
#endif
pp_read(fd_cbm, &status, &status);
return status;
}
static int
writeblock(CBM_FILE fd, unsigned char *p, unsigned int length)
{
SETSTATEDEBUG(DebugByteCount = 0);
for (; length < 0x100; length += 2, p += 2)
{
SETSTATEDEBUG(DebugByteCount += 2);
if (pp_write(fd, p[0], p[1]))
{
SETSTATEDEBUG(DebugByteCount = -1);
return 1;
}
}
SETSTATEDEBUG(DebugByteCount = -1);
return 0;
}
static void close_disk(void)
{
SETSTATEDEBUG((void)0);
pp_write(fd_cbm, 0, 0);
arch_usleep(100);
SETSTATEDEBUG((void)0);
cbm_iec_wait(fd_cbm, IEC_DATA, 0);
/* make sure the XP1541 portion of the cable is in input mode */
SETSTATEDEBUG((void)0);
cbm_pp_read(fd_cbm);
SETSTATEDEBUG((void)0);
opencbm_plugin_pp_dc_read_n = NULL;
opencbm_plugin_pp_dc_write_n = NULL;
}
