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jaguar: Fix interrupt acknowledgment by adding CPU space (nw)

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This commit is contained in:
AJR 2019-04-05 13:57:07 -04:00
parent dbbf3734cb
commit 85cd7914aa
2 changed files with 8 additions and 8 deletions
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14
src/mame/drivers/jaguar.cpp
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@ -363,12 +363,6 @@ Notes:
*
*************************************/
IRQ_CALLBACK_MEMBER(jaguar_state::jaguar_irq_callback)
{
return (irqline == 6) ? 0x40 : -1;
}
/// HACK: Maximum force requests data but doesn't transfer it all before issuing another command.
/// According to the ATA specification this is not allowed, more investigation is required.
@ -1140,6 +1134,12 @@ void jaguar_state::jaguar_map(address_map &map)
map(0xf1d000, 0xf1dfff).rw(FUNC(jaguar_state::wave_rom_r16), FUNC(jaguar_state::wave_rom_w16));
}
void jaguar_state::cpu_space_map(address_map &map)
{
map(0xfffff0, 0xffffff).m(m_maincpu, FUNC(m68000_base_device::autovectors_map));
map(0xfffffd, 0xfffffd).lr8("level6", []() -> u8 { return 0x40; });
}
/*
CD-Rom emulation, chip codename Butch (the HW engineer was definitely obsessed with T&J somehow ...)
TODO: this needs to be device-ized, of course ...
@ -1886,7 +1886,7 @@ void jaguar_state::jaguar(machine_config &config)
/* basic machine hardware */
M68000(config, m_maincpu, JAGUAR_CLOCK/2);
m_maincpu->set_addrmap(AS_PROGRAM, &jaguar_state::jaguar_map);
m_maincpu->set_irq_acknowledge_callback(FUNC(jaguar_state::jaguar_irq_callback));
m_maincpu->set_addrmap(m68000_device::AS_CPU_SPACE, &jaguar_state::cpu_space_map);
JAGUARGPU(config, m_gpu, JAGUAR_CLOCK);
m_gpu->irq().set(FUNC(jaguar_state::gpu_cpu_int));

2
src/mame/includes/jaguar.h
View File

@ -271,9 +271,9 @@ private:
image_init_result quickload(device_image_interface &image, const char *file_type, int quickload_size);
void cart_start();
IRQ_CALLBACK_MEMBER(jaguar_irq_callback);
DECLARE_DEVICE_IMAGE_LOAD_MEMBER( jaguar_cart );
DECLARE_QUICKLOAD_LOAD_MEMBER( jaguar );
void cpu_space_map(address_map &map);
void dsp_map(address_map &map);
void dsp_rom_map(address_map &map);
void gpu_map(address_map &map);