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Dumping Galil commands to osd_printf_error for now. Not confident enough in the rest of the code to include tests for them so improved the comments about them instead.

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Risugami 2016-08-23 07:32:20 -05:00
parent 70a4d41e6d
commit 7b825b876d
2 changed files with 18 additions and 7 deletions
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24
src/mame/drivers/midvunit.cpp
View File

@ -374,7 +374,10 @@ WRITE32_MEMBER(midvunit_state::offroadc_serial_data_w)
READ32_MEMBER(midvunit_state::midvunit_output_r)
{
return 1; //will let motion testing start. unable to succeed.
//need 0x8000 to allow reading of the following:
//0x4700, 0x5100, 0x5300, 0x5600, 0x5700, 0x5800, 0x5900, 0x5A00 (ascii maybe?)
//will softlock the game if it remains 0x8000 as that is not one of the expected branches
return 0;
}
WRITE32_MEMBER(midvunit_state::midvunit_output_w)
@ -386,14 +389,21 @@ WRITE32_MEMBER(midvunit_state::midvunit_output_w)
case 0xF7: m_output_mode = arg; break;
case 0xFB:
switch (m_output_mode) {
case 0x00: break; //device init?
case 0x00: break; //device init? 3C 1C are the only 2 writes at boot.
case 0x04: output().set_value("wheel", (arg&0x80)?(0x7F-(arg&0x7F)):(arg|0x80)); break; //wheel motor delta. left < 128 < right. 128 is no change.
case 0x05: for (bit = 0; bit < 8; bit++) output().set_lamp_value(bit, (arg >> bit) & 0x1); break;
case 0x08: break; //unknown. rarely changed.
case 0x09: break; //motion init program? large payload.
case 0x0A: break; //motion init? always being set to 0 during attempts to test.
case 0x0B: break; //motor1? init to 0 at boot.
case 0x0C: break; //motor2? init to 0 at boot.
case 0x08: break; //called when motion controller reads a 0x8000 from midvunit_output_r and wants a response.
case 0x09:
if (arg != 0xD)
m_galil_cmd += (char)arg;
else {
osd_printf_error("Galil: %s\n", m_galil_cmd.c_str());
m_galil_cmd.clear();
}
break; //Galil command input. ascii inputs terminated with carriage return.
case 0x0A: break; //write 0 to request response. wants to read 0x8000 after?
case 0x0B: break; //0 written at boot.
case 0x0C: break; //0 written at boot.
}
break;
//receives same data as midvunit_sound_w. unsure what its purpose is, but it is redundant.

1
src/mame/includes/midvunit.h
View File

@ -97,6 +97,7 @@ public:
emu_timer *m_scanline_timer;
std::unique_ptr<midvunit_renderer> m_poly;
UINT8 m_output_mode;
std::string m_galil_cmd;
DECLARE_WRITE32_MEMBER(midvunit_dma_queue_w);
DECLARE_READ32_MEMBER(midvunit_dma_queue_entries_r);
DECLARE_READ32_MEMBER(midvunit_dma_trigger_r);