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https://github.com/holub/mame
synced 2025-05-22 21:58:57 +03:00
S32COMM: Multi32 uses EPR-15033
Multi32 uses EPR-15033 on both Stadium Cross and OutRunners.
This commit is contained in:
Ariane Fugmann
parent
715dac74a4
commit
769627c26b
@ -5286,6 +5286,8 @@ void segas32_state::init_orunners(void)
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segas32_common_init(read16_delegate(FUNC(segas32_state::analog_custom_io_r),this), write16_delegate(FUNC(segas32_state::orunners_custom_io_w),this));
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m_sw1_output = &segas32_state::orunners_sw1_output;
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m_sw2_output = &segas32_state::orunners_sw2_output;
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m_s32comm->set_linktype(15033); // EPR-15033
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}
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@ -5314,6 +5316,8 @@ void segas32_state::init_scross(void)
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m_sw1_output = &segas32_state::scross_sw1_output;
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m_sw2_output = &segas32_state::scross_sw2_output;
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m_s32comm->set_linktype(15033); // EPR-15033
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}
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@ -177,14 +177,14 @@ void s32comm_device::set_linktype(UINT16 linktype)
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// Rad Rally
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printf("S32COMM: set mode 'EPR-14084 - Rad Rally'\n");
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break;
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case 15033:
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// Stadium Cross / OutRunners
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printf("S32COMM: set mode 'EPR-15033 - Stadium Cross / OutRunners'\n");
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break;
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case 15612:
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// F1 Super Lap
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printf("S32COMM: set mode 'EPR-15612 - F1 Super Lap'\n");
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break;
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case 3:
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// OutRunners
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printf("S32COMM: set mode 'EPR-????? - OutRunners'\n");
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break;
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}
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}
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@ -196,14 +196,14 @@ void s32comm_device::comm_tick()
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// Rad Rally
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comm_tick_14084();
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break;
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case 15033:
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// Stadium Cross / OutRunners
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comm_tick_15033();
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break;
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case 15612:
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// F1 Super Lap
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comm_tick_15612();
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break;
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case 3:
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// OutRunners
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comm_tick3();
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break;
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}
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}
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@ -449,248 +449,7 @@ void s32comm_device::comm_tick_14084()
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}
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}
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void s32comm_device::comm_tick_15612()
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{
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if (m_linkenable == 0x01)
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{
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int frameStart = 0x0010;
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int frameOffset = 0x0000;
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int frameSize = 0x00E0;
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int dataSize = frameSize + 1;
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int togo = 0;
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int recv = 0;
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int idx = 0;
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bool isMaster = (m_shared[1] == 0x01);
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bool isSlave = (m_shared[1] == 0x02);
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bool isRelay = (m_shared[1] == 0x00);
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// if link not yet established...
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if (m_linkalive == 0x00)
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{
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// waiting...
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m_shared[0] = 0x05;
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// check rx socket
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if (!m_line_rx.is_open())
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{
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printf("S32COMM: listen on %s\n", m_localhost);
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m_line_rx.open(m_localhost);
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}
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// check tx socket
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if (!m_line_tx.is_open())
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{
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printf("S32COMM: connect to %s\n", m_remotehost);
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m_line_tx.open(m_remotehost);
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}
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// if both sockets are there check ring
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if ((m_line_rx.is_open()) && (m_line_tx.is_open()))
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{
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// try to read one messages
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recv = m_line_rx.read(m_buffer, dataSize);
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while (recv != 0)
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{
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// check if complete message
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if (recv == dataSize)
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{
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// check if message id
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idx = m_buffer[0];
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// 0xFF - link id
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if (idx == 0xFF)
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{
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if (isMaster)
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{
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// master gets first id and starts next state
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m_linkid = 0x01;
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m_linkcount = m_buffer[1];
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m_linktimer = 0x01;
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}
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else if (isSlave || isRelay)
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{
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// slave gets own id
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if (isSlave)
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{
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m_buffer[1]++;
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m_linkid = m_buffer[1];
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}
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// slave and relay forward message
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m_line_tx.write(m_buffer, dataSize);
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}
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}
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// 0xFE - link size
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else if (idx == 0xFE)
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{
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if (isSlave || isRelay)
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{
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m_linkcount = m_buffer[1];
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// slave and relay forward message
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m_line_tx.write(m_buffer, dataSize);
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}
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// consider it done
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printf("S32COMM: link established - id %02x of %02x\n", m_linkid, m_linkcount);
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m_linkalive = 0x01;
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// write to shared mem
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m_shared[0] = 0x01;
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m_shared[2] = m_linkid;
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m_shared[3] = m_linkcount;
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}
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}
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else
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{
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// got only part of a message - read the rest (and drop it)
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// TODO: combine parts and push to "ring buffer"
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togo = dataSize - recv;
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while (togo > 0){
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recv = m_line_rx.read(m_buffer, togo);
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togo -= recv;
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}
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printf("S32COMM: droped a message...\n");
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}
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if (m_linkalive == 0x00)
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recv = m_line_rx.read(m_buffer, dataSize);
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else
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recv = 0;
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}
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// if we are master and link is not yet established
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if (isMaster && (m_linkalive == 0x00))
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{
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// send first packet
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if (m_linktimer == 0x00)
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{
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m_buffer[0] = 0xFF;
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m_buffer[1] = 0x01;
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m_line_tx.write(m_buffer, dataSize);
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}
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// send second packet
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else if (m_linktimer == 0x01)
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{
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m_buffer[0] = 0xFE;
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m_buffer[1] = m_linkcount;
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m_line_tx.write(m_buffer, dataSize);
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// consider it done
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printf("S32COMM: link established - id %02x of %02x\n", m_linkid, m_linkcount);
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m_linkalive = 0x01;
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// write to shared mem
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m_shared[0] = 0x01;
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m_shared[2] = m_linkid;
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m_shared[3] = m_linkcount;
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}
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else if (m_linktimer > 0x02)
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{
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// decrease delay timer
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m_linktimer--;
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if (m_linktimer == 0x02)
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m_linktimer = 0x00;
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}
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}
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}
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}
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// update "ring buffer" if link established
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if (m_linkalive == 0x01)
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{
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int togo = 0;
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// try to read one messages
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int recv = m_line_rx.read(m_buffer, dataSize);
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while (recv != 0)
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{
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// check if complete message
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if (recv == dataSize)
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{
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// check if valid id
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int idx = m_buffer[0];
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if (idx > 0 && idx <= m_linkcount) {
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// if not our own message
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if (idx != m_linkid)
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{
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// save message to "ring buffer"
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frameOffset = frameStart + (idx * frameSize);
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for (int j = 0x00 ; j < frameSize ; j++)
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{
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m_shared[frameOffset + j] = m_buffer[1 + j];
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}
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// forward message to other nodes
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m_line_tx.write(m_buffer, dataSize);
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}
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} else {
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if (!isMaster && idx == 0xF0){
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// 0xF0 - master addional bytes
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for (int j = 0x05 ; j < 0x10 ; j++)
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{
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m_shared[j] = m_buffer[1 + j];
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}
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// forward message to other nodes
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m_line_tx.write(m_buffer, dataSize);
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}
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}
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}
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else
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{
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// got only part of a message - read the rest (and drop it)
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// TODO: combine parts and push to "ring buffer"
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togo = dataSize - recv;
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while (togo > 0){
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recv = m_line_rx.read(m_buffer, togo);
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togo -= recv;
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}
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printf("S32COMM: droped a message...\n");
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}
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recv = m_line_rx.read(m_buffer, dataSize);
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}
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// update "ring buffer" if link established
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// live relay does not send data
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if (m_linkid != 0x00 && m_shared[4] != 0x00)
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{
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m_buffer[0] = m_linkid;
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frameOffset = frameStart + (m_linkid * frameSize);
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for (int j = 0x00 ; j < frameSize ; j++)
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{
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// push message to "ring buffer"
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m_shared[frameOffset + j] = m_shared[frameStart + j];
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m_buffer[1 + j] = m_shared[frameStart + j];
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}
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// push message to other nodes
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m_line_tx.write(m_buffer, dataSize);
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// master sends some additional status bytes
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if (isMaster){
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m_buffer[0] = 0xF0;
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for (int j = 0x00 ; j < frameSize ; j++)
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{
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m_buffer[1 + j] = 0x00;
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}
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for (int j = 0x05 ; j < 0x10 ; j++)
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{
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m_buffer[1 + j] = m_shared[j];
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}
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// push message to other nodes
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m_line_tx.write(m_buffer, dataSize);
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}
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}
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// clear 04
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m_shared[4] = 0x00;
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}
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}
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}
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void s32comm_device::comm_tick3()
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void s32comm_device::comm_tick_15033()
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{
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if (m_linkenable == 0x01)
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{
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@ -941,4 +700,245 @@ void s32comm_device::comm_tick3()
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}
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}
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}
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void s32comm_device::comm_tick_15612()
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{
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if (m_linkenable == 0x01)
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{
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int frameStart = 0x0010;
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int frameOffset = 0x0000;
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int frameSize = 0x00E0;
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int dataSize = frameSize + 1;
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int togo = 0;
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int recv = 0;
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int idx = 0;
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bool isMaster = (m_shared[1] == 0x01);
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bool isSlave = (m_shared[1] == 0x02);
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bool isRelay = (m_shared[1] == 0x00);
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// if link not yet established...
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if (m_linkalive == 0x00)
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{
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// waiting...
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m_shared[0] = 0x05;
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// check rx socket
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if (!m_line_rx.is_open())
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{
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printf("S32COMM: listen on %s\n", m_localhost);
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m_line_rx.open(m_localhost);
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}
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// check tx socket
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if (!m_line_tx.is_open())
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{
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printf("S32COMM: connect to %s\n", m_remotehost);
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m_line_tx.open(m_remotehost);
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}
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// if both sockets are there check ring
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if ((m_line_rx.is_open()) && (m_line_tx.is_open()))
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{
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// try to read one messages
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recv = m_line_rx.read(m_buffer, dataSize);
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while (recv != 0)
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{
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// check if complete message
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if (recv == dataSize)
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{
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// check if message id
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idx = m_buffer[0];
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// 0xFF - link id
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if (idx == 0xFF)
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{
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if (isMaster)
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{
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// master gets first id and starts next state
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m_linkid = 0x01;
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m_linkcount = m_buffer[1];
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m_linktimer = 0x01;
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}
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else if (isSlave || isRelay)
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{
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// slave gets own id
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if (isSlave)
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{
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m_buffer[1]++;
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m_linkid = m_buffer[1];
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}
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// slave and relay forward message
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m_line_tx.write(m_buffer, dataSize);
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}
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}
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// 0xFE - link size
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else if (idx == 0xFE)
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{
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if (isSlave || isRelay)
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{
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m_linkcount = m_buffer[1];
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// slave and relay forward message
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m_line_tx.write(m_buffer, dataSize);
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}
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// consider it done
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printf("S32COMM: link established - id %02x of %02x\n", m_linkid, m_linkcount);
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m_linkalive = 0x01;
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// write to shared mem
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m_shared[0] = 0x01;
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m_shared[2] = m_linkid;
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m_shared[3] = m_linkcount;
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}
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}
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else
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{
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// got only part of a message - read the rest (and drop it)
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// TODO: combine parts and push to "ring buffer"
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togo = dataSize - recv;
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while (togo > 0){
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recv = m_line_rx.read(m_buffer, togo);
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togo -= recv;
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}
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printf("S32COMM: droped a message...\n");
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}
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if (m_linkalive == 0x00)
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recv = m_line_rx.read(m_buffer, dataSize);
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else
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recv = 0;
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}
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// if we are master and link is not yet established
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if (isMaster && (m_linkalive == 0x00))
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{
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// send first packet
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if (m_linktimer == 0x00)
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{
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m_buffer[0] = 0xFF;
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m_buffer[1] = 0x01;
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m_line_tx.write(m_buffer, dataSize);
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}
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// send second packet
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else if (m_linktimer == 0x01)
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{
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m_buffer[0] = 0xFE;
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m_buffer[1] = m_linkcount;
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m_line_tx.write(m_buffer, dataSize);
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// consider it done
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printf("S32COMM: link established - id %02x of %02x\n", m_linkid, m_linkcount);
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m_linkalive = 0x01;
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// write to shared mem
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m_shared[0] = 0x01;
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m_shared[2] = m_linkid;
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m_shared[3] = m_linkcount;
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}
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else if (m_linktimer > 0x02)
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{
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// decrease delay timer
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m_linktimer--;
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if (m_linktimer == 0x02)
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m_linktimer = 0x00;
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}
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}
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}
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}
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// update "ring buffer" if link established
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if (m_linkalive == 0x01)
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{
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int togo = 0;
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// try to read one messages
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int recv = m_line_rx.read(m_buffer, dataSize);
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while (recv != 0)
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{
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// check if complete message
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if (recv == dataSize)
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{
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// check if valid id
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int idx = m_buffer[0];
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if (idx > 0 && idx <= m_linkcount) {
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// if not our own message
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if (idx != m_linkid)
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{
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// save message to "ring buffer"
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frameOffset = frameStart + (idx * frameSize);
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for (int j = 0x00 ; j < frameSize ; j++)
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{
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m_shared[frameOffset + j] = m_buffer[1 + j];
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}
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// forward message to other nodes
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m_line_tx.write(m_buffer, dataSize);
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}
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} else {
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if (!isMaster && idx == 0xF0){
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// 0xF0 - master addional bytes
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for (int j = 0x05 ; j < 0x10 ; j++)
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{
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m_shared[j] = m_buffer[1 + j];
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}
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// forward message to other nodes
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m_line_tx.write(m_buffer, dataSize);
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}
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}
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}
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else
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{
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// got only part of a message - read the rest (and drop it)
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// TODO: combine parts and push to "ring buffer"
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togo = dataSize - recv;
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while (togo > 0){
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recv = m_line_rx.read(m_buffer, togo);
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togo -= recv;
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}
|
||||
printf("S32COMM: droped a message...\n");
|
||||
}
|
||||
recv = m_line_rx.read(m_buffer, dataSize);
|
||||
}
|
||||
|
||||
// update "ring buffer" if link established
|
||||
// live relay does not send data
|
||||
if (m_linkid != 0x00 && m_shared[4] != 0x00)
|
||||
{
|
||||
m_buffer[0] = m_linkid;
|
||||
frameOffset = frameStart + (m_linkid * frameSize);
|
||||
for (int j = 0x00 ; j < frameSize ; j++)
|
||||
{
|
||||
// push message to "ring buffer"
|
||||
m_shared[frameOffset + j] = m_shared[frameStart + j];
|
||||
m_buffer[1 + j] = m_shared[frameStart + j];
|
||||
}
|
||||
// push message to other nodes
|
||||
m_line_tx.write(m_buffer, dataSize);
|
||||
|
||||
// master sends some additional status bytes
|
||||
if (isMaster){
|
||||
m_buffer[0] = 0xF0;
|
||||
for (int j = 0x00 ; j < frameSize ; j++)
|
||||
{
|
||||
m_buffer[1 + j] = 0x00;
|
||||
}
|
||||
for (int j = 0x05 ; j < 0x10 ; j++)
|
||||
{
|
||||
m_buffer[1 + j] = m_shared[j];
|
||||
}
|
||||
// push message to other nodes
|
||||
m_line_tx.write(m_buffer, dataSize);
|
||||
}
|
||||
}
|
||||
// clear 04
|
||||
m_shared[4] = 0x00;
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
@ -80,8 +80,8 @@ private:
|
||||
void comm_tick();
|
||||
|
||||
void comm_tick_14084();
|
||||
void comm_tick_15033();
|
||||
void comm_tick_15612();
|
||||
void comm_tick3();
|
||||
#endif
|
||||
};
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user