diff options
author | 2015-10-20 21:34:36 +0200 | |
---|---|---|
committer | 2015-10-20 21:34:36 +0200 | |
commit | a7b8acbe3eebcf17367baa642375cfa47ae4ea85 (patch) | |
tree | 854b859d6176802c0278f4b00de3f7c774e02dda /src/devices/imagedev/midiout.c | |
parent | 4610935e796661874bb4ee7ec6536d9423aeb7be (diff) | |
parent | 74aae76c4e3e257f99d139c4febb5d86d1419e50 (diff) |
Merge pull request #6 from mamedev/master
Sync to base master
Diffstat (limited to 'src/devices/imagedev/midiout.c')
-rw-r--r-- | src/devices/imagedev/midiout.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/devices/imagedev/midiout.c b/src/devices/imagedev/midiout.c new file mode 100644 index 00000000000..97ecb36ab89 --- /dev/null +++ b/src/devices/imagedev/midiout.c @@ -0,0 +1,104 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + midiout.c + + MIDI Out image device and serial receiver + +*********************************************************************/ + +#include "emu.h" +#include "osdepend.h" +#include "midiout.h" + +/*************************************************************************** + IMPLEMENTATION +***************************************************************************/ + +const device_type MIDIOUT = &device_creator<midiout_device>; + +/*------------------------------------------------- + ctor +-------------------------------------------------*/ + +midiout_device::midiout_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : device_t(mconfig, MIDIOUT, "MIDI Out image device", tag, owner, clock, "midiout", __FILE__), + device_image_interface(mconfig, *this), + device_serial_interface(mconfig, *this) +{ +} + +/*------------------------------------------------- + device_start +-------------------------------------------------*/ + +void midiout_device::device_start() +{ + m_midi = NULL; +} + +void midiout_device::device_reset() +{ + // we don't Tx, we Rx at 31250 8-N-1 + set_data_frame(1, 8, PARITY_NONE, STOP_BITS_1); + set_rcv_rate(31250); + set_tra_rate(0); +} + +void midiout_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +{ + device_serial_interface::device_timer(timer, id, param, ptr); +} + +/*------------------------------------------------- + device_config_complete +-------------------------------------------------*/ + +void midiout_device::device_config_complete(void) +{ + update_names(); +} + +/*------------------------------------------------- + call_load +-------------------------------------------------*/ + +bool midiout_device::call_load(void) +{ + m_midi = machine().osd().create_midi_device(); + + if (!m_midi->open_output(filename())) + { + global_free(m_midi); + m_midi = NULL; + return IMAGE_INIT_FAIL; + } + + return IMAGE_INIT_PASS; +} + +/*------------------------------------------------- + call_unload +-------------------------------------------------*/ + +void midiout_device::call_unload(void) +{ + if (m_midi) + { + m_midi->close(); + global_free(m_midi); + m_midi = NULL; + } +} + +void midiout_device::rcv_complete() // Rx completed receiving byte +{ + receive_register_extract(); + UINT8 data = get_received_char(); + + if (m_midi) + { + m_midi->write(data); + } +} |