trunk/src/emu/driver.c
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| 51 | 51 | |
| 52 | 52 | driver_device::driver_device(const machine_config &mconfig, device_type type, const char *tag) |
| 53 | 53 | : device_t(mconfig, type, "Driver Device", tag, NULL, 0), |
| 54 | | device_memory_interface(mconfig, *this), |
| 55 | 54 | m_generic_paletteram_8(*this, "paletteram"), |
| 56 | 55 | m_generic_paletteram2_8(*this, "paletteram2"), |
| 57 | 56 | m_generic_paletteram_16(*this, "paletteram"), |
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| 59 | 58 | m_generic_paletteram_32(*this, "paletteram"), |
| 60 | 59 | m_generic_paletteram2_32(*this, "paletteram2"), |
| 61 | 60 | m_system(NULL), |
| 62 | | m_generic_space_config("generic", ENDIANNESS_LITTLE, 8, 8), |
| 63 | 61 | m_latch_clear_value(0), |
| 64 | 62 | m_flip_screen_x(0), |
| 65 | 63 | m_flip_screen_y(0) |
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| 315 | 313 | } |
| 316 | 314 | |
| 317 | 315 | |
| 318 | | //------------------------------------------------- |
| 319 | | // memory_space_config - return a description of |
| 320 | | // any address spaces owned by this device |
| 321 | | //------------------------------------------------- |
| 322 | | |
| 323 | | const address_space_config *driver_device::memory_space_config(address_spacenum spacenum) const |
| 324 | | { |
| 325 | | return (spacenum == 0) ? &m_generic_space_config : NULL; |
| 326 | | } |
| 327 | | |
| 328 | | |
| 329 | | |
| 330 | 316 | //************************************************************************** |
| 331 | 317 | // INTERRUPT ENABLE AND VECTOR HELPERS |
| 332 | 318 | //************************************************************************** |
trunk/src/emu/driver.h
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| 166 | 166 | // ======================> driver_device |
| 167 | 167 | |
| 168 | 168 | // base class for machine driver-specific devices |
| 169 | | class driver_device : public device_t, |
| 170 | | public device_memory_interface |
| 169 | class driver_device : public device_t |
| 171 | 170 | { |
| 172 | 171 | public: |
| 173 | 172 | // construction/destruction |
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| 206 | 205 | void init_0() { } |
| 207 | 206 | |
| 208 | 207 | // memory helpers |
| 209 | | address_space &generic_space() const { return *space(AS_PROGRAM); } |
| 208 | address_space &generic_space() const { return *machine().memory().first_space( |
| 210 | 209 | |
| 211 | 210 | // generic interrupt generators |
| 212 | 211 | void generic_pulse_irq_line(device_execute_interface &exec, int irqline, int cycles); |
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| 404 | 403 | virtual void device_start(); |
| 405 | 404 | virtual void device_reset_after_children(); |
| 406 | 405 | |
| 407 | | // device_memory_interface overrides |
| 408 | | virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const; |
| 409 | | |
| 410 | 406 | // internal helpers |
| 411 | 407 | inline UINT16 paletteram16_le(offs_t offset) const { return m_generic_paletteram_8[offset & ~1] | (m_generic_paletteram_8[offset | 1] << 8); } |
| 412 | 408 | inline UINT16 paletteram16_be(offs_t offset) const { return m_generic_paletteram_8[offset | 1] | (m_generic_paletteram_8[offset & ~1] << 8); } |
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| 433 | 429 | driver_callback_delegate m_callbacks[CB_COUNT]; // start/reset callbacks |
| 434 | 430 | legacy_callback_func m_legacy_callbacks[CB_COUNT]; // legacy start/reset callbacks |
| 435 | 431 | |
| 436 | | // memory state |
| 437 | | address_space_config m_generic_space_config; |
| 438 | | |
| 439 | 432 | // generic audio |
| 440 | 433 | UINT16 m_latch_clear_value; |
| 441 | 434 | UINT16 m_latched_value[4]; |