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Merge branch 'master' of https://github.com/mamedev/mame

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This commit is contained in:
Robbbert 2017-01-16 01:01:47 +11:00
commit fa6442a5e6
1 changed files with 20 additions and 2 deletions
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22
src/mame/drivers/atvtrack.cpp
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@ -299,9 +299,9 @@ WRITE64_MEMBER(atvtrack_state::nand_addr_w)
void atvtrack_state::gpu_irq_test()
{
if (gpu_irq_pending & ~gpu_irq_mask)
m_subcpu->sh4_set_irln_input(15 - 14); // there hacky looking ASSERT+CLEAR pulse in SH4 core ?
m_subcpu->sh4_set_irln_input(14);
else
m_subcpu->set_input_line(SH4_IRLn, CLEAR_LINE);
m_subcpu->sh4_set_irln_input(15);
}
void atvtrack_state::gpu_irq_set(int bit)
@ -371,6 +371,24 @@ READ64_MEMBER(atvtrack_state::ioport_r)
WRITE64_MEMBER(atvtrack_state::ioport_w)
{
// SH4 GPIO port A used in this way:
// bits 15-11 O - port select: F002 (In) E802 (In) F800 (Out) 7800 (Out)
// JP10 conn JP8 conn ADC/DAC control System Control and/or diagnostics
// bit 10 IO - data bit *1 GPO JP3 motion enabled indicator ?
// bit 9 IO - data bit ADC data *1 GPO JP3 sound (AMP) enable ? (ATV - set/res then music starts/ends, SD - always set)
// bit 8 IO - data bit Coin *1 GPO JP3 \ slave CPU start/stop/reset related
// bit 7 IO - data bit *1 always 1 / set to 30 during slave CPU test, then to 10
// bit 6 IO - data bit Test ADC CS, ~DAC CS unused
// bit 5 IO - data bit Down ADC CLK, ~DAC CLK unused
// bit 4 IO - data bit Service DAC data JP6 lamp
// bit 3 IO - data bit Up ADC data JP5 coin counter
// bit 2 I - unk, (SD: 1 = FPGA ready after config)
// bit 1 O - data bits operation direction: 0 - output, 1 - input (SD: FPGA config data)
// bit 0 O - unk (SD: FPGA config clock)
// ADC and DAC is 4-channel SPI devices
// Switch inputs is active low, *1 - game specific inputs
// All above IO multiplexig, ADC and DAC implemented in FPGA
#ifdef SPECIALMODE
uint64_t d;
static int cnt=0;