// license:BSD-3-Clause // copyright-holders:Olivier Galibert // DSP 56303 #include "emu.h" #include "dsp56303.h" ROM_START( dsp56303 ) ROM_REGION32_LE( 0xc0*4, "boot", 0 ) ROM_LOAD( "boot-303.bin", 0, 0xc0*4, CRC(331218e3) SHA1(a1728cfaf31919f619a6c4d579f198c5a4bb9e44)) ROM_END dsp56303_device::dsp56303_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : dsp563xx_device(mconfig, DSP56303, tag, owner, clock, address_map_constructor(FUNC(dsp56303_device::p_map), this), address_map_constructor(FUNC(dsp56303_device::x_map), this), address_map_constructor(FUNC(dsp56303_device::y_map), this)) { } void dsp56303_device::device_start() { dsp563xx_device::device_start(); } u32 dsp56303_device::get_reset_vector() const { return (m_omr & 15) == 0 ? 0xc00000 : (m_omr & 15) == 8 ? 0x008000 : 0xff0000; } void dsp56303_device::device_reset() { dsp563xx_device::device_reset(); } void dsp56303_device::device_add_mconfig(machine_config &config) { HI08(config, m_hi08); } const tiny_rom_entry *dsp56303_device::device_rom_region() const { return ROM_NAME(dsp56303); } void dsp56303_device::p_map(address_map &map) { map(0x000000, 0x000fff).ram(); map(0xff0000, 0xff00bf).rom().region("boot", 0); } void dsp56303_device::x_map(address_map &map) { map(0x000000, 0x0007ff).ram(); map(0xffffc2, 0xffffc7).m(m_hi08, FUNC(hi08_device::map)); } void dsp56303_device::y_map(address_map &map) { map(0x000000, 0x0007ff).ram(); } DEFINE_DEVICE_TYPE(DSP56303, dsp56303_device, "dsp56303", "Motorola DSP56303")