mirror of
https://github.com/holub/mame
synced 2025-04-22 16:31:49 +03:00
zr36110: Add skeleton
hrdvd: Hook up the mpeg chip
This commit is contained in:
Olivier Galibert
parent
8f05076b07
commit
029264ad48
@ -1480,3 +1480,15 @@ if (VIDEOS["X1_001"]~=null) then
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MAME_DIR .. "src/devices/video/x1_001.h",
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}
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end
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--------------------------------------------------
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--
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--@src/devices/video/zr36110.h,VIDEOS["ZR36110"] = true
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--------------------------------------------------
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if (VIDEOS["ZR36110"]~=null) then
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files {
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MAME_DIR .. "src/devices/video/zr36110.cpp",
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MAME_DIR .. "src/devices/video/zr36110.h",
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}
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end
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@ -464,8 +464,9 @@ void ata_hle_device::read_buffer_empty()
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m_status &= ~IDE_STATUS_DRQ;
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if ((multi_word_dma_mode() >= 0) || (ultra_dma_mode() >= 0))
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set_dmarq(CLEAR_LINE);
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// Doesn't matter if we're in dma or not, when the buffer is empty
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// there's no more request to be had
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set_dmarq(CLEAR_LINE);
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if (ultra_dma_mode() >= 0) {
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m_buffer_empty_timer->enable(true);
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@ -481,8 +482,9 @@ void ata_hle_device::write_buffer_full()
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m_status &= ~IDE_STATUS_DRQ;
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if ((multi_word_dma_mode() >= 0) || (ultra_dma_mode() >= 0))
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set_dmarq(CLEAR_LINE);
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// Doesn't matter if we're in dma or not, when the buffer is full
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// there's no more request to be had
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set_dmarq(CLEAR_LINE);
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process_buffer();
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}
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@ -160,11 +160,11 @@ void h8_device::set_current_dma(h8_dma_state *state)
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current_dma = state;
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if(!state)
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logerror("DMA done\n");
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else
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else {
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logerror("New current dma s=%x d=%x is=%d id=%d count=%x m=%d autoreq=%d\n",
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state->source, state->dest, state->incs, state->incd,
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state->count, state->mode_16 ? 16 : 8, state->autoreq);
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}
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}
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void h8_device::set_current_dtc(h8_dtc_state *state)
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@ -430,9 +430,10 @@ bool h8_dma_channel_device::start_test(int vector)
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if(dte != 3)
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return false;
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if(dmacr & 0x0800)
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if(dmacr & 0x0800) {
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throw emu_fatalerror("%s: DMA startup test in full address/block mode unimplemented.\n", tag());
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else {
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} else {
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// Normal Mode
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if(vector == -1) {
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start(0);
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@ -478,8 +479,8 @@ void h8_dma_channel_device::start(int submodule)
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state[submodule].dest = mar[1];
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state[submodule].count = etcr[0] ? etcr[0] : 0x10000;
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state[submodule].mode_16 = dmacr & 0x8000;
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state[submodule].autoreq = (dmacr & 6) == 6;
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state[submodule].suspended = !state[submodule].autoreq; // non-auto-request transfers start suspended
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state[submodule].autoreq = (dmacr & 6) == 6 || (dmacr & 7) == 3; // autoreq or dreq level
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state[submodule].suspended = (dmacr & 6) != 6; // non-auto-request transfers start suspended
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int32_t step = state[submodule].mode_16 ? 2 : 1;
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state[submodule].incs = dmacr & 0x2000 ? dmacr & 0x4000 ? -step : step : 0;
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state[submodule].incd = dmacr & 0x0020 ? dmacr & 0x0040 ? -step : step : 0;
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@ -527,7 +528,6 @@ void h8_dma_channel_device::count_last(int submodule)
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void h8_dma_channel_device::count_done(int submodule)
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{
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logerror("count done on %d\n", submodule);
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if(!state[submodule].autoreq)
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cpu->set_input_line(H8_INPUT_LINE_TEND0 + (state[submodule].id >> 1), CLEAR_LINE);
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if(fae) {
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218
src/devices/video/zr36110.cpp
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218
src/devices/video/zr36110.cpp
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@ -0,0 +1,218 @@
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// license:BSD-3-Clause
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// copyright-holders:Olivier Galibert
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// Zoran ZR36110 mpeg video decoder
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#include "emu.h"
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#include "zr36110.h"
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#define LOG_MICROCODE (1U << 1)
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#define LOG_SETUP (1U << 2)
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#define VERBOSE (LOG_GENERAL|LOG_SETUP)
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#include "logmacro.h"
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#define LOGMICROCODE(...) LOGMASKED(LOG_MICROCODE, __VA_ARGS__)
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DEFINE_DEVICE_TYPE(ZR36110, zr36110_device, "zr36110", "Zoran ZR36110 mpeg decoder")
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zr36110_device::zr36110_device(const machine_config &mconfig, char const *tag, device_t *owner, u32 clock) :
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device_t(mconfig, ZR36110, tag, owner, clock),
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m_drq_handler(*this)
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{
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}
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void zr36110_device::device_start()
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{
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m_drq_handler.resolve_safe();
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save_item(NAME(m_mc1_adr));
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save_item(NAME(m_mc23_adr));
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save_item(NAME(m_setup_adr));
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save_item(NAME(m_state));
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save_item(NAME(m_setup));
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save_item(NAME(m_cmd_phase));
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save_item(NAME(m_cmd));
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save_item(NAME(m_bus_control));
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}
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void zr36110_device::device_reset()
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{
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memset(m_setup, 0, sizeof(m_setup));
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m_setup[0] = 0x10;
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m_mc1_adr = 0;
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m_mc23_adr = 0;
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m_setup_adr = 0;
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m_state = S_IDLE;
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m_cmd_phase = false;
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m_cmd = 0;
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m_bus_control = 0x10;
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}
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void zr36110_device::mc18_w(u8 data)
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{
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m_mc23_adr = 0;
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m_setup_adr = 0;
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LOGMICROCODE("mc1[%03x] = %02x\n", m_mc1_adr, data);
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m_mc1_adr = m_mc1_adr + 1;
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}
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void zr36110_device::mc238_w(u8 data)
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{
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m_setup_adr = 0;
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m_mc1_adr = 0;
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LOGMICROCODE("mc23[%03x] = %02x\n", m_mc23_adr, data);
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m_mc23_adr = m_mc23_adr + 1;
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if(m_mc23_adr >= 0x2000 && m_state == S_INIT)
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m_state = S_IDLE;
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}
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double zr36110_device::u6_10_to_f(u16 val)
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{
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if(val & 0x8000)
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return (val - 0x10000) / 1024.0;
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else
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return val / 1024.0;
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}
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double zr36110_device::u5_19_to_f(u32 val)
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{
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return val / 524288.0;
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}
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void zr36110_device::setup_show() const
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{
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LOG_OUTPUT_FUNC("Chip setup:\n");
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LOG_OUTPUT_FUNC(" 00 - buswidth=%d order=%s stream=%s burst_length=%d\n",
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m_setup[0x00] & 0x80 ? 16 : 8,
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m_setup[0x00] & 0x40 ? "lsb" : "msb",
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m_setup[0x00] & 0x20 ? "dma" : "pio",
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m_setup[0x00] & 0x1f);
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LOG_OUTPUT_FUNC(" 01 - busoff=%d\n",
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m_setup[0x01] << 4);
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LOG_OUTPUT_FUNC(" 02 - type=%s rate=%s interface=%s half=%s dram=%s start=%s last=%s\n",
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m_setup[0x02] & 0x80 ? m_setup[0x02] & 0x04 ? "serial" : "video" : m_setup[0x02] & 0x04 ? "sectors" : "stream",
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m_setup[0x02] & 0x40 ? "pal" : "ntsc",
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m_setup[0x02] & 0x20 ? "enabled" : "normal",
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m_setup[0x02] & 0x10 ? "as-needed" : "always",
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m_setup[0x02] & 0x08 ? "8M" : "4M",
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m_setup[0x02] & 0x02 ? "sequence" : "any",
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m_setup[0x02] & 0x01 ? "image" : "background");
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LOG_OUTPUT_FUNC(" 03 - size=%s hinterpolate=%s color=%s bias=%s fi=%s\n",
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m_setup[0x03] & 0x80 ? "sif-prog" : "ccir-int",
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m_setup[0x03] & 0x40 ? "off" : "on",
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m_setup[0x03] & 0x20 ? (m_setup[0x03] & 0x18) == 0x00 ? "rgb888" : (m_setup[0x03] & 0x18) == 0x08 ? "rgb565" : (m_setup[0x03] & 0x18) == 0x10 ? "rgb555" : "rgb?" : m_setup[0x03] & 0x04 ? "yuv411" : "yuv422",
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m_setup[0x03] & 0x02 ? "on" : "off",
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m_setup[0x03] & 0x01 ? "blank" : "field");
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LOG_OUTPUT_FUNC(" 04 - signals=%s hsync=%s,%s vsync=%s,%s field=%s,%s clk=%s\n",
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m_setup[0x04] & 0x80 ? "output" : "input",
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m_setup[0x04] & 0x40 ? "high" : "low",
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m_setup[0x04] & 0x08 ? "blank" : "sync",
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m_setup[0x04] & 0x20 ? "high" : "low",
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m_setup[0x04] & 0x04 ? "blank" : "sync",
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m_setup[0x04] & 0x10 ? "high" : "low",
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m_setup[0x04] & 0x02 ? "II" : "I",
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m_setup[0x04] & 0x01 ? "qclk_v" : "vclk");
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LOG_OUTPUT_FUNC(" 05 - sp2frm=%s sp2clk=%s sp2=%s sp1frm=%s sp1clk=%s sp1=%s\n",
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m_setup[0x05] & 0x80 ? m_setup[0x05] & 0x20 ? "window" : "transition" : "pulse",
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m_setup[0x05] & 0x40 ? "output" : "input",
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m_setup[0x05] & 0x10 ? "on" : "off",
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m_setup[0x05] & 0x08 ? m_setup[0x05] & 0x02 ? "window" : "transition" : "pulse",
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m_setup[0x05] & 0x04 ? "output" : "input",
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m_setup[0x05] & 0x01 ? "on" : "off");
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LOG_OUTPUT_FUNC(" 06 - serial_audio_mp1=%s fi=%s\n",
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m_setup[0x06] & 0x02 ? "yes" : "no",
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m_setup[0x06] & 0x01 ? "normal" : "resolution");
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LOG_OUTPUT_FUNC(" 08-21 - active=%dx%d offset=%d,%d total=%dx%d blank=%d,%d front_blank=%d,%d delay=%d,%d, sync=%d,%d\n",
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(m_setup[0x08] << 8) | m_setup[0x09],
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(m_setup[0x14] << 8) | m_setup[0x15],
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(m_setup[0x0a] << 8) | m_setup[0x0b],
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(m_setup[0x16] << 8) | m_setup[0x17],
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(m_setup[0x0c] << 8) | m_setup[0x0d],
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(m_setup[0x18] << 8) | m_setup[0x19],
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(m_setup[0x0e] << 8) | m_setup[0x0f],
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(m_setup[0x1a] << 8) | m_setup[0x1b],
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(m_setup[0x10] << 8) | m_setup[0x11],
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(m_setup[0x1c] << 8) | m_setup[0x1d],
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(m_setup[0x12] << 8) | m_setup[0x13],
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(m_setup[0x1e] << 8) | m_setup[0x1f],
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m_setup[0x20],
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m_setup[0x21]);
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LOG_OUTPUT_FUNC(" 22-29 - crv=%f cbu=%f cgv=%f cgu=%f\n",
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u6_10_to_f((m_setup[0x22] << 8) | m_setup[0x23]),
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u6_10_to_f((m_setup[0x24] << 8) | m_setup[0x25]),
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u6_10_to_f((m_setup[0x26] << 8) | m_setup[0x27]),
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u6_10_to_f((m_setup[0x28] << 8) | m_setup[0x29]));
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LOG_OUTPUT_FUNC(" 2a-2c - background=%d,%d,%d\n",
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m_setup[0x2a],
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m_setup[0x2b],
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m_setup[0x2c]);
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LOG_OUTPUT_FUNC(" 2d - high_byte=%02x\n",
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m_setup[0x2d]);
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LOG_OUTPUT_FUNC(" 2e-40 - spclk=1/%d,1/%d spbr=%f,%f spdelay=%d,%d vdelay=%d vclk=%d\n",
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(m_setup[0x34] << 8) | m_setup[0x35],
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(m_setup[0x36] << 8) | m_setup[0x37],
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u5_19_to_f((m_setup[0x2e] << 16) | (m_setup[0x2f] << 8) | m_setup[0x30]),
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u5_19_to_f((m_setup[0x31] << 16) | (m_setup[0x32] << 8) | m_setup[0x33]),
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(m_setup[0x38] << 8) | m_setup[0x39],
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(m_setup[0x3a] << 8) | m_setup[0x3b],
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(m_setup[0x3c] << 8) | m_setup[0x3d],
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(m_setup[0x3e] << 16) | (m_setup[0x3f] << 8) | m_setup[0x40]);
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LOG_OUTPUT_FUNC(" 42-44 - sp1id=%02x sp2id=%02x vidid=%02x\n",
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m_setup[0x42],
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m_setup[0x43],
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m_setup[0x44]);
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}
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void zr36110_device::setup8_w(u8 data)
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{
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m_mc1_adr = 0;
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m_mc23_adr = 0;
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if(m_setup_adr < 0x80)
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m_setup[m_setup_adr] = data;
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if(m_setup_adr == 0x80 && (VERBOSE & LOG_SETUP))
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setup_show();
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m_setup_adr = m_setup_adr + 1;
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}
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void zr36110_device::cmd8_w(u8 data)
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{
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LOG("cmd_w %02x\n", data);
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if(m_cmd_phase) {
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m_cmd |= data;
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switch(m_cmd & 0xff) {
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case 0x00: go(); break;
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default:
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logerror("Unknown command %02x.%02x\n", m_cmd >> 8, m_cmd & 0xff);
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}
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} else
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m_cmd = data << 8;
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m_cmd_phase = !m_cmd_phase;
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}
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u8 zr36110_device::stat0_r()
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{
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return 0x20 | m_state;
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}
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u8 zr36110_device::stat1_r()
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{
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return 0x0c;
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}
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u8 zr36110_device::stat2_r()
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{
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return 0x01;
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}
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void zr36110_device::go()
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{
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if(m_state != S_IDLE) {
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logerror("command GO on wrong state, ignoring\n");
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return;
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}
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logerror("command GO\n");
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m_bus_control = m_setup[0];
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m_state = S_NORMAL;
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}
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64
src/devices/video/zr36110.h
Normal file
64
src/devices/video/zr36110.h
Normal file
@ -0,0 +1,64 @@
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// license:BSD-3-Clause
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// copyright-holders:Olivier Galibert
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// Zoran ZR36110 mpeg video decoder
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#ifndef MAME_VIDEO_ZR36110
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#define MAME_VIDEO_ZR36110
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#pragma once
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class zr36110_device : public device_t
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{
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public:
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zr36110_device(machine_config const &mconfig, char const *tag, device_t *owner, u32 clock);
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auto drq_handler() { return m_drq_handler.bind(); }
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void setup8_w(u8 data); // a = 0
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void mc18_w (u8 data); // a = 1
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void cmd8_w (u8 data); // a = 2
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void mc238_w (u8 data); // a = 3
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u8 stat0_r();
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u8 stat1_r();
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u8 stat2_r();
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u8 user_r (); // a = 3
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protected:
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void device_start();
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void device_reset();
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private:
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enum {
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S_INIT = 0x0,
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S_IDLE = 0x1,
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S_NORMAL = 0x2,
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S_PAUSE = 0x3,
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S_STEP = 0x4,
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S_DFIRST = 0x6,
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S_DNEXT = 0x7,
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S_END = 0x8
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};
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devcb_write_line m_drq_handler;
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u8 m_setup[0x80];
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u32 m_mc1_adr;
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u32 m_mc23_adr;
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u32 m_setup_adr;
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u16 m_cmd;
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u8 m_state, m_bus_control;
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bool m_cmd_phase;
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static double u6_10_to_f(u16 val);
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static double u5_19_to_f(u32 val);
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void setup_show() const;
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void go();
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};
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DECLARE_DEVICE_TYPE(ZR36110, zr36110_device)
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#endif
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@ -14,15 +14,11 @@
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DVD Notes:
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- TMP68301 communicates with h8 via their respective internal serial comms
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- TMP sends "?P", h8 answers "P01", TMP tends "?S", h8 answers "NG", games says the dvd drive has a problem
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- h8 board components:
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H8/3002
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MN7100 8-bit channel data acquisition system
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Fujitsu MD0208
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Heatsinked chip (TBD)
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Zoran ZR36110PQC
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IDE and RS232c ports
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xtal 27 MHz, 12.288MHz
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@ -43,6 +39,7 @@
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#include "machine/nvram.h"
|
||||
#include "machine/timer.h"
|
||||
#include "video/v9938.h"
|
||||
#include "video/zr36110.h"
|
||||
#include "nichisnd.h"
|
||||
|
||||
class hrdvd_ata_controller_device : public abstract_ata_interface_device
|
||||
@ -67,6 +64,7 @@ public:
|
||||
m_maincpu(*this, "maincpu"),
|
||||
m_subcpu(*this, "subcpu"),
|
||||
m_ata(*this, "ata"),
|
||||
m_mpeg(*this, "mpeg"),
|
||||
m_nichisnd(*this, "nichisnd"),
|
||||
m_key(*this, "KEY.%u", 0),
|
||||
m_region_maincpu(*this, "maincpu")
|
||||
@ -75,6 +73,7 @@ public:
|
||||
required_device<tmp68301_device> m_maincpu;
|
||||
required_device<h83002_device> m_subcpu;
|
||||
required_device<hrdvd_ata_controller_device> m_ata;
|
||||
required_device<zr36110_device> m_mpeg;
|
||||
required_device<nichisnd_device> m_nichisnd;
|
||||
required_ioport_array<5> m_key;
|
||||
required_memory_region m_region_maincpu;
|
||||
@ -90,11 +89,6 @@ public:
|
||||
uint8_t cs0_r(offs_t offset);
|
||||
void cs0_w(offs_t offset, uint8_t data);
|
||||
|
||||
uint8_t sec_r();
|
||||
void sec_w(uint8_t data);
|
||||
void sec2_w(uint8_t data);
|
||||
void sec3_w(uint8_t data);
|
||||
|
||||
uint16_t hrdvd_mux_r();
|
||||
void hrdvd_mux_w(uint16_t data);
|
||||
void tmp68301_parallel_port_w(uint16_t data);
|
||||
@ -113,28 +107,6 @@ public:
|
||||
static void dvdrom_config(device_t *device);
|
||||
};
|
||||
|
||||
// Some kind of device a table is sent to
|
||||
uint8_t hrdvd_state::sec_r()
|
||||
{
|
||||
// Bit 3 means ready for upload
|
||||
return 0x08;
|
||||
}
|
||||
|
||||
void hrdvd_state::sec_w(uint8_t data)
|
||||
{
|
||||
// Table is 0xe00 bytes at offset 0x1000 of the h8 rom
|
||||
}
|
||||
|
||||
void hrdvd_state::sec2_w(uint8_t data)
|
||||
{
|
||||
// Table is 0x1000 bytes at offset 0x1e00 of the h8 rom
|
||||
}
|
||||
|
||||
void hrdvd_state::sec3_w(uint8_t data)
|
||||
{
|
||||
// Another table, partially hardcoded, partially generated
|
||||
}
|
||||
|
||||
uint16_t hrdvd_state::pb_r()
|
||||
{
|
||||
return m_pb;
|
||||
@ -218,6 +190,7 @@ void hrdvd_ata_controller_device::write(offs_t offset, uint16_t data, uint16_t m
|
||||
internal_write_cs0(offset * 2, data >> 8, 0xff);
|
||||
}
|
||||
|
||||
|
||||
void hrdvd_state::hrdvd_map(address_map &map)
|
||||
{
|
||||
map(0x000000, 0x03ffff).rom();
|
||||
@ -231,6 +204,8 @@ void hrdvd_state::hrdvd_map(address_map &map)
|
||||
|
||||
map(0x800000, 0xbfffff).rom().region("blit_gfx", 0); // GFX ROM routes here
|
||||
|
||||
map(0xc80000, 0xcbffff).ram(); // work RAM
|
||||
|
||||
map(0xe80000, 0xefffff).ram(); // work RAM
|
||||
}
|
||||
|
||||
@ -238,12 +213,16 @@ void hrdvd_state::hrdvd_sub_map(address_map &map)
|
||||
{
|
||||
map(0x000000, 0x01ffff).rom();
|
||||
|
||||
map(0x020008, 0x020008).w (FUNC(hrdvd_state::sec3_w));
|
||||
map(0x02000a, 0x02000a).rw(FUNC(hrdvd_state::sec_r), FUNC(hrdvd_state::sec_w));
|
||||
map(0x02000e, 0x02000e).w (FUNC(hrdvd_state::sec2_w));
|
||||
map(0x020008, 0x020008).rw(m_mpeg, FUNC(zr36110_device::stat0_r), FUNC(zr36110_device::setup8_w));
|
||||
map(0x02000a, 0x02000a).rw(m_mpeg, FUNC(zr36110_device::stat1_r), FUNC(zr36110_device::mc18_w));
|
||||
map(0x02000c, 0x02000c).rw(m_mpeg, FUNC(zr36110_device::stat2_r), FUNC(zr36110_device::cmd8_w));
|
||||
map(0x02000e, 0x02000e). w(m_mpeg, FUNC(zr36110_device::mc238_w));
|
||||
|
||||
map(0x040018, 0x040019).rw(m_ata, FUNC(hrdvd_ata_controller_device::dma_read), FUNC(hrdvd_ata_controller_device::dma_write));
|
||||
map(0x040028, 0x04002f).rw(m_ata, FUNC(hrdvd_ata_controller_device::read), FUNC(hrdvd_ata_controller_device::write));
|
||||
|
||||
map(0x060000, 0x06bfff).ram();
|
||||
|
||||
map(0x078000, 0x07ffff).mirror(0xf80000).ram(); //.share("nvram");
|
||||
}
|
||||
|
||||
@ -253,7 +232,6 @@ void hrdvd_state::hrdvd_sub_io_map(address_map &map)
|
||||
map(h8_device::PORT_A, h8_device::PORT_A).w (FUNC(hrdvd_state::pa_w));
|
||||
map(h8_device::PORT_B, h8_device::PORT_B).rw(FUNC(hrdvd_state::pb_r), FUNC(hrdvd_state::pb_w));
|
||||
// map(h8_device::PORT_6, h8_device::PORT_6).noprw();
|
||||
// map(h8_device::PORT_A, h8_device::PORT_A).nopw();
|
||||
}
|
||||
|
||||
|
||||
@ -420,6 +398,7 @@ WRITE_LINE_MEMBER(hrdvd_state::ata_drq)
|
||||
{
|
||||
// logerror("ata drq %d\n", state);
|
||||
m_pb = (m_pb & 0x7f) | (state ? 0x00 : 0x80);
|
||||
m_subcpu->set_input_line(H8_INPUT_LINE_DREQ1, state);
|
||||
}
|
||||
|
||||
void hrdvd_state::tmp68301_parallel_port_w(uint16_t data)
|
||||
@ -471,6 +450,9 @@ void hrdvd_state::hrdvd(machine_config &config)
|
||||
v9958.int_cb().set_inputline(m_maincpu, 0);
|
||||
SCREEN(config, "screen", SCREEN_TYPE_RASTER);
|
||||
|
||||
ZR36110(config, m_mpeg, 27_MHz_XTAL/2);
|
||||
m_mpeg->drq_handler().set_inputline(m_maincpu, H8_INPUT_LINE_DREQ0);
|
||||
|
||||
/* sound hardware */
|
||||
NICHISND(config, m_nichisnd, 0);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user