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Diffstat (limited to 'src/devices/bus/pci/audiowerk2.cpp')
-rw-r--r-- | src/devices/bus/pci/audiowerk2.cpp | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/devices/bus/pci/audiowerk2.cpp b/src/devices/bus/pci/audiowerk2.cpp new file mode 100644 index 00000000000..d6fbfda7445 --- /dev/null +++ b/src/devices/bus/pci/audiowerk2.cpp @@ -0,0 +1,93 @@ +// license:BSD-3-Clause +// copyright-holders: +/************************************************************************************************** + +Emagic Audiowerk2 / Audiowerk8 Digital Audio Recording PCI + +Audiowerk2 HW: +- SAA7146A (Multimedia PCI Bridge Scaler) +- SAA7367 (Digital audio ADC bitstream conversion) +- 2x TDA1315H (?) +- 28-ish MHz (?) + +Back cover box claims: +- 2x analog inputs (-10dBV, unbalanced RCA); +- 2x analog outputs (-10dBV, unbalanced RCA); +- 2x Stereo digital I/O (S/PDIF, RCA); +- Bitstream A/D and D/A converters (128 oversampling); +- Sample Rate 44.1 kHz; +- THD: 0.006% @ 1 kHz, 0 dB signal level; +- dynamic range: 92 dB, input-to-output, A-weighted; +- Frequency response: 20 Hz to 20 kHz, -/+ 0.5 dB, input-to-output; +- PCI busmaster; + +SAA7146A is also the basis of several other DVB-based capture cards +cfr. https://admin.pci-ids.ucw.cz/read/PC/1131/7146 + +**************************************************************************************************/ + +#include "emu.h" +#include "audiowerk2.h" + +#define LOG_WARN (1U << 1) + +#define VERBOSE (LOG_GENERAL | LOG_WARN) +//#define LOG_OUTPUT_FUNC osd_printf_info +#include "logmacro.h" + +#define LOGWARN(...) LOGMASKED(LOG_WARN, __VA_ARGS__) + + +DEFINE_DEVICE_TYPE(AUDIOWERK2, audiowerk2_device, "audiowerk2", "Emagic Audiowerk2 Digital Audio Recording") + + + +audiowerk2_device::audiowerk2_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) + : pci_card_device(mconfig, type, tag, owner, clock) +{ + // TODO: subvendor ID, comes from i2c bus + set_ids(0x11317146, 0x01, 0x048000, 0x00000000); +} + +audiowerk2_device::audiowerk2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : audiowerk2_device(mconfig, AUDIOWERK2, tag, owner, clock) +{ +} + +void audiowerk2_device::device_add_mconfig(machine_config &config) +{ + +} + +void audiowerk2_device::device_start() +{ + pci_card_device::device_start(); + + add_map( 0x1000000, M_MEM, FUNC(audiowerk2_device::map)); + + // INTA# + intr_pin = 1; + // TODO: PCI regs 0x3e/0x3f max_lat = 0x26, min_gnt = 0x0f +} + +void audiowerk2_device::device_reset() +{ + pci_card_device::device_reset(); + + // TODO: default + command = 0x0000; + // fast back-to-back, medium DEVSEL# + status = 0x0280; + + remap_cb(); +} + +void audiowerk2_device::config_map(address_map &map) +{ + pci_card_device::config_map(map); +} + +void audiowerk2_device::map(address_map &map) +{ + // ... +} |