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macpb100: Now boots also instead of going into Target Disk Mode. [R. Belmont]

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This commit is contained in:
arbee 2020-10-24 23:40:37 -04:00
parent 13ad683745
commit 3e4f7fbca1
1 changed files with 14 additions and 5 deletions
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19
src/mame/drivers/macprtb.cpp
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@ -42,6 +42,10 @@
1: A/D FILTER
2: SOUND LATCH
3: OFF HOOK
4: ?
5: Target Disk Mode flag (0 = TDM, 1 for normal boot)
6: ?
7: ?
Port 0: 0: IWM_CNTRL
1: N/C
@ -157,9 +161,6 @@ private:
emu_timer *m_6015_timer;
WRITE_LINE_MEMBER(adb_irq_w) { m_adb_irq_pending = state; }
int m_adb_irq_pending;
uint16_t mac_via_r(offs_t offset);
void mac_via_w(offs_t offset, uint16_t data, uint16_t mem_mask);
uint8_t mac_via_in_a();
@ -226,6 +227,11 @@ private:
m_pmu_ack = BIT(data, 6);
//printf("PMU ACK = %d\n", m_pmu_ack);
}
int m_adb_line;
void set_adb_line(int state) { m_adb_line = state; }
u8 pmu_adb_r() { return (m_adb_line<<1); }
void pmu_adb_w(u8 data) { m_macadb->adb_linechange_w(data & 1); }
u8 pmu_in_r() { return 0x20; } // bit 5 is 0 if the Target Disk Mode should be enabled on the PB100
};
void macportable_state::field_interrupts()
@ -490,6 +496,9 @@ void macportable_state::macprtb(machine_config &config)
m_pmu->write_p<2>().set(FUNC(macportable_state::pmu_data_w));
m_pmu->read_p<3>().set(FUNC(macportable_state::pmu_comms_r));
m_pmu->write_p<3>().set(FUNC(macportable_state::pmu_comms_w));
m_pmu->read_p<4>().set(FUNC(macportable_state::pmu_adb_r));
m_pmu->write_p<4>().set(FUNC(macportable_state::pmu_adb_w));
m_pmu->read_in_p().set(FUNC(macportable_state::pmu_in_r));
M50740(config, "kybd", 3.93216_MHz_XTAL).set_disable();
@ -504,8 +513,8 @@ void macportable_state::macprtb(machine_config &config)
m_screen->set_screen_update(FUNC(macportable_state::screen_update));
MACADB(config, m_macadb, C15M);
m_macadb->set_pmu_mode(true);
m_macadb->set_pmu_is_via1(true);
m_macadb->set_mcu_mode(true);
m_macadb->adb_data_callback().set(FUNC(macportable_state::set_adb_line));
LEGACY_IWM(config, m_iwm, &mac_iwm_interface);
sonydriv_floppy_image_device::legacy_2_drives_add(config, &mac_floppy_interface);