4
const device_type DC_CONTROLLER = &device_creator<dc_controller_device>;
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void dc_controller_device::static_set_port_tag(device_t &device, int port, const char *tag)
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dc_controller_device &ctrl = downcast<dc_controller_device &>(device);
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ctrl.port_tag[port] = tag;
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void dc_controller_device::static_set_id(device_t &device, const char *id)
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dc_controller_device &ctrl = downcast<dc_controller_device &>(device);
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void dc_controller_device::static_set_license(device_t &device, const char *license)
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dc_controller_device &ctrl = downcast<dc_controller_device &>(device);
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ctrl.license = license;
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void dc_controller_device::static_set_versions(device_t &device, const char *versions)
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dc_controller_device &ctrl = downcast<dc_controller_device &>(device);
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ctrl.versions = versions;
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dc_controller_device::dc_controller_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
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maple_device(mconfig, DC_CONTROLLER, "DC_CONTROLLER", tag, owner, clock)
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memset(port_tag, 0, sizeof(port_tag));
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id = "Dreamcast Controller";
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license = "Produced By or Under License From SEGA ENTERPRISES,LTD.";
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versions = "Version 1.010,1998/09/28,315-6211-AB ,Analog Module : The 4th Edition.5/8 +DF";
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void dc_controller_device::maple_w(const UINT32 *data, UINT32 in_size)
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switch(data[0] & 0xff) {
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case 0x01: // Device request
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reply_start(5, 0x20, 29);
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fixed_status(reply_buffer+1);
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reply_ready_with_delay();
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case 0x02: // All status request
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reply_start(6, 0x20, 49);
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fixed_status(reply_buffer+1);
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free_status(reply_buffer+29);
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reply_ready_with_delay();
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case 0x03: // reset - we're stateless where it matters
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reply_start(7, 0x20, 0);
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reply_ready_with_delay();
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case 0x09: // get condition
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if(1 || (in_size >= 2 && data[1] == 0x01000000)) {
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reply_start(8, 0x20, 4);
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reply_ready_with_delay();
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void dc_controller_device::fixed_status(UINT32 *dest)
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dest[0] = 0x20000000; // Controller
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(input_port_exists(machine(), port_tag[2]) ? 0x010000 : 0) |
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(input_port_exists(machine(), port_tag[3]) ? 0x020000 : 0) |
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(input_port_exists(machine(), port_tag[4]) ? 0x040000 : 0) |
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(input_port_exists(machine(), port_tag[5]) ? 0x080000 : 0) |
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(input_port_exists(machine(), port_tag[6]) ? 0x100000 : 0) |
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(input_port_exists(machine(), port_tag[7]) ? 0x200000 : 0) |
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(input_port_active_safe(machine(), port_tag[0], 0) << 8) |
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input_port_active_safe(machine(), port_tag[1], 0); // 1st function - controller
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dest[2] = 0; // No 2nd function
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dest[3] = 0; // No 3rd function
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dest[4] = 0x00ff; // Every region, no expansion
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copy_with_spaces(((UINT8 *)dest) + 18, id, 30);
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copy_with_spaces(((UINT8 *)dest) + 48, license, 60);
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dest[27] = 0x01f401ae; // standby 43mA, max 50mA
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void dc_controller_device::free_status(UINT32 *dest)
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copy_with_spaces((UINT8 *)dest, versions, 80);
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void dc_controller_device::read(UINT32 *dest)
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dest[0] = 0x21000000; // Controller
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input_port_read_safe(machine(), port_tag[0], 0xff) |
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(input_port_read_safe(machine(), port_tag[1], 0xff) << 8) |
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(input_port_read_safe(machine(), port_tag[2], 0x00) << 16) |
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(input_port_read_safe(machine(), port_tag[3], 0x00) << 24);
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input_port_read_safe(machine(), port_tag[4], 0x80) |
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(input_port_read_safe(machine(), port_tag[5], 0x80) << 8) |
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(input_port_read_safe(machine(), port_tag[6], 0x80) << 16) |
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(input_port_read_safe(machine(), port_tag[7], 0x80) << 24);