diff options
Diffstat (limited to 'src/devices/machine/at_keybc.cpp')
-rw-r--r-- | src/devices/machine/at_keybc.cpp | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/devices/machine/at_keybc.cpp b/src/devices/machine/at_keybc.cpp index a7d9ce8b9d4..d4beb3ce68e 100644 --- a/src/devices/machine/at_keybc.cpp +++ b/src/devices/machine/at_keybc.cpp @@ -291,6 +291,10 @@ at_kbc_device_base::at_kbc_device_base(machine_config const &mconfig, device_typ { } +at_kbc_device_base::~at_kbc_device_base() +{ +} + void at_kbc_device_base::device_start() { save_item(NAME(m_hot_res)); @@ -376,6 +380,10 @@ at_keyboard_controller_device::at_keyboard_controller_device(machine_config cons { } +at_keyboard_controller_device::~at_keyboard_controller_device() +{ +} + tiny_rom_entry const *at_keyboard_controller_device::device_rom_region() const { return ROM_NAME(at_kbc); @@ -452,6 +460,10 @@ ps2_keyboard_controller_device::ps2_keyboard_controller_device(machine_config co { } +ps2_keyboard_controller_device::~ps2_keyboard_controller_device() +{ +} + tiny_rom_entry const *ps2_keyboard_controller_device::device_rom_region() const { return ROM_NAME(ps2_kbc); @@ -472,6 +484,8 @@ void ps2_keyboard_controller_device::device_start() { at_kbc_device_base::device_start(); + m_aux_irq_timer = timer_alloc(FUNC(ps2_keyboard_controller_device::set_aux_irq_timer_callback), this); + save_item(NAME(m_aux_irq)); save_item(NAME(m_aux_clk_in)); save_item(NAME(m_aux_clk_out)); @@ -540,6 +554,17 @@ void ps2_keyboard_controller_device::p2_w(uint8_t data) if (BIT(data & ~m_p2_data, 4)) set_kbd_irq(1U); if (BIT(data & ~m_p2_data, 5)) - set_aux_irq(1U); + { + // HACK: delay raising the aux irq until compaq queues the data + if (m_mcu->pcbase() == 0x7ba) + m_aux_irq_timer->adjust(attotime::from_hz(clock() / 16)); + else + set_aux_irq(1U); + } m_p2_data = data; } + +TIMER_CALLBACK_MEMBER(ps2_keyboard_controller_device::set_aux_irq_timer_callback) +{ + set_aux_irq(1U); +} |