DRIVER_INIT_MEMBER(drgnmst_state,drgnmst)
{
UINT8 *drgnmst_PICROM_HEX = memregion("user1")->base();
UINT16 *drgnmst_PICROM = (UINT16 *)memregion("audiocpu")->base();
UINT8 *drgnmst_PCM = memregion("oki1")->base();
INT32 offs, data;
UINT16 src_pos = 0;
UINT16 dst_pos = 0;
UINT8 data_hi, data_lo;
/* Configure the OKI-0 PCM data into a MAME friendly bank format */
/* $00000-1ffff is the same through all banks */
/* $20000-3ffff in each bank is actually the switched area */
for (offs = 0x1ffff; offs >= 0; offs--)
{
drgnmst_PCM[0x120000 + offs] = drgnmst_PCM[0xa0000 + offs];
drgnmst_PCM[0x100000 + offs] = drgnmst_PCM[0x00000 + offs];
drgnmst_PCM[0x0e0000 + offs] = drgnmst_PCM[0x80000 + offs];
drgnmst_PCM[0x0c0000 + offs] = drgnmst_PCM[0x00000 + offs];
drgnmst_PCM[0x0a0000 + offs] = drgnmst_PCM[0x60000 + offs];
drgnmst_PCM[0x080000 + offs] = drgnmst_PCM[0x00000 + offs];
drgnmst_PCM[0x060000 + offs] = drgnmst_PCM[0x40000 + offs];
drgnmst_PCM[0x040000 + offs] = drgnmst_PCM[0x00000 + offs];
}
/**** Convert the PIC16C55 ASCII HEX dump to pure HEX ****/
do
{
if ((drgnmst_PICROM_HEX[src_pos + 0] == ':') &&
(drgnmst_PICROM_HEX[src_pos + 1] == '1') &&
(drgnmst_PICROM_HEX[src_pos + 2] == '0'))
{
src_pos += 9;
for (offs = 0; offs < 32; offs += 4)
{
data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 0]));
data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 1]));
if ((data_hi <= 0x0f) && (data_lo <= 0x0f)) {
data = (data_hi << 4) | (data_lo << 0);
data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 2]));
data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 3]));
if ((data_hi <= 0x0f) && (data_lo <= 0x0f)) {
data |= (data_hi << 12) | (data_lo << 8);
drgnmst_PICROM[dst_pos] = data;
dst_pos += 1;
}
}
}
src_pos += 32;
}
/* Get the PIC16C55 Config register data */
if ((drgnmst_PICROM_HEX[src_pos + 0] == ':') &&
(drgnmst_PICROM_HEX[src_pos + 1] == '0') &&
(drgnmst_PICROM_HEX[src_pos + 2] == '2') &&
(drgnmst_PICROM_HEX[src_pos + 3] == '1'))
{
src_pos += 9;
data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 0]));
data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 1]));
data = (data_hi << 4) | (data_lo << 0);
data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 2]));
data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 3]));
data |= (data_hi << 12) | (data_lo << 8);
m_audiocpu->pic16c5x_set_config(data);
src_pos = 0x7fff; /* Force Exit */
}
src_pos += 1;
} while (src_pos < 0x0b7b); /* 0x0b7b is the size of the HEX rom loaded */
}
void drgnmst_state::init_drgnmst()
{
uint8_t *drgnmst_PICROM_HEX = memregion("user1")->base();
uint16_t *drgnmst_PICROM = (uint16_t *)memregion("audiocpu")->base();
uint16_t src_pos = 0;
uint16_t dst_pos = 0;
/* Configure the OKI-0 PCM data into a MAME friendly bank format */
/* $00000-1ffff is the same through all banks */
/* $20000-3ffff in each bank is actually the switched area */
m_oki1bank->configure_entries(0, 8, memregion("oki1")->base() + 0x20000, 0x20000);
//m_oki1bank->configure_entries(0, 8, memregion("oki1")->base(), 0x20000); // TODO : Correct?
/**** Convert the PIC16C55 ASCII HEX dump to pure HEX ****/
do
{
if ((drgnmst_PICROM_HEX[src_pos + 0] == ':') &&
(drgnmst_PICROM_HEX[src_pos + 1] == '1') &&
(drgnmst_PICROM_HEX[src_pos + 2] == '0'))
{
src_pos += 9;
for (int32_t offs = 0; offs < 32; offs += 4)
{
uint8_t data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 0]));
uint8_t data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 1]));
if ((data_hi <= 0x0f) && (data_lo <= 0x0f))
{
int32_t data = (data_hi << 4) | (data_lo << 0);
data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 2]));
data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + offs + 3]));
if ((data_hi <= 0x0f) && (data_lo <= 0x0f))
{
data |= (data_hi << 12) | (data_lo << 8);
drgnmst_PICROM[dst_pos] = data;
dst_pos += 1;
}
}
}
src_pos += 32;
}
/* Get the PIC16C55 Config register data */
if ((drgnmst_PICROM_HEX[src_pos + 0] == ':') &&
(drgnmst_PICROM_HEX[src_pos + 1] == '0') &&
(drgnmst_PICROM_HEX[src_pos + 2] == '2') &&
(drgnmst_PICROM_HEX[src_pos + 3] == '1'))
{
src_pos += 9;
uint8_t data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 0]));
uint8_t data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 1]));
int32_t data = (data_hi << 4) | (data_lo << 0);
data_hi = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 2]));
data_lo = drgnmst_asciitohex((drgnmst_PICROM_HEX[src_pos + 3]));
data |= (data_hi << 12) | (data_lo << 8);
m_audiocpu->set_config(data);
src_pos = 0x7fff; /* Force Exit */
}
src_pos += 1;
} while (src_pos < 0x0b7b); /* 0x0b7b is the size of the HEX rom loaded */
}
