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machine/t10mmc.cpp: Support page 0x3f (return all pages) for MODE SENSE. [R. Belmont]

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This commit is contained in:
arbee 2023-09-01 22:54:08 -04:00
parent e81c0d609a
commit bf6b77d990
1 changed files with 59 additions and 51 deletions
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110
src/devices/machine/t10mmc.cpp
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@ -1269,62 +1269,70 @@ void t10mmc::ReadData( uint8_t *data, int dataLength )
case T10SPC_CMD_MODE_SENSE_6:
case T10SPC_CMD_MODE_SENSE_10:
// m_device->logerror("T10MMC: MODE SENSE page code = %x, PC = %x\n", command[2] & 0x3f, (command[2]&0xc0)>>6);
memset(data, 0, SCSILengthFromUINT16( &command[ 7 ] ));
switch (command[2] & 0x3f)
{
case 0xe: // CD Audio control page
data[1] = 0x0e;
data[0] = 0x8e; // page E, parameter is savable
data[1] = 0x0e; // page length
data[2] = (1 << 2) | (m_sotc << 1); // IMMED = 1
data[3] = data[4] = data[5] = data[6] = data[7] = 0; // reserved
memset(data, 0, SCSILengthFromUINT16( &command[ 7 ] ));
// connect each audio channel to 1 output port
data[8] = 1;
data[10] = 2;
data[12] = 4;
data[14] = 8;
const uint8_t page = command[2] & 0x3f;
int ptr = 0;
// indicate max volume
data[9] = data[11] = data[13] = data[15] = 0xff;
break;
case 0x2a: // Page capabilities
data[1] = 0x14;
data[0] = 0x2a;
data[1] = 0x14; // page length
data[2] = 0x00; data[3] = 0x00; // CD-R only
data[4] = 0x01; // can play audio
data[5] = 0;
data[6] = 0;
data[7] = 0;
data[8] = 0x02; data[9] = 0xc0; // 4x speed
data[10] = 0x01; data[11] = 0x00; // 256 volume levels supported
data[12] = 0x00; data[13] = 0x00; // buffer
data[14] = 0x02; data[15] = 0xc0; // 4x read speed
data[16] = 0;
data[17] = 0;
data[18] = 0;
data[19] = 0;
data[20] = 0;
data[21] = 0;
break;
if ((page == 0xe) || (page == 0x3f))
{ // CD Audio control page
data[ptr++] = 0x8e; // page E, parameter is savable
data[ptr++] = 0x0e; // page length
data[ptr++] = (1 << 2) | (m_sotc << 1); // IMMED = 1
ptr += 6; // skip reserved bytes
// connect each audio channel to 1 output port
data[ptr++] = 1;
data[ptr++] = 2;
data[ptr++] = 4;
data[ptr++] = 8;
// indicate max volume
data[ptr++] = 0xff;
ptr++;
data[ptr++] = 0xff;
ptr++;
data[ptr++] = 0xff;
ptr++;
data[ptr++] = 0xff;
}
case 0x0d: // CD page
data[1] = 0x06;
data[0] = 0x0d;
data[2] = 0;
data[3] = 0;
data[4] = 0;
data[5] = 60;
data[6] = 0;
data[7] = 75;
break;
if ((page == 0x0d) || (page == 0x3f))
{ // CD page
data[ptr++] = 0x0d;
data[ptr++] = 6; // page length
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 60;
data[ptr++] = 0;
data[ptr++] = 75;
}
default:
m_device->logerror("T10MMC: MODE SENSE unknown page %x\n", command[2] & 0x3f);
break;
if ((page == 0x2a) || (page == 0x3f))
{ // Page capabilities
data[ptr++] = 0x2a;
data[ptr++] = 0x14; // page length
data[ptr++] = 0x00;
data[ptr++] = 0x00; // CD-R only
data[ptr++] = 0x01; // can play audio
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0x02;
data[ptr++] = 0xc0; // 4x speed
data[ptr++] = 0x01;
data[ptr++] = 0x00; // 256 volume levels supported
data[ptr++] = 0x00;
data[ptr++] = 0x00; // buffer
data[ptr++] = 0x02;
data[ptr++] = 0xc0; // 4x read speed
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0;
data[ptr++] = 0;
}
}
break;