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mario: remove old changelog from comments, add note about soundrom hack after USE_8039 was removed

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This commit is contained in:
hap 2024-08-16 12:58:15 +02:00
parent 9e2b9375e9
commit 6e5cdd9a8f
3 changed files with 12 additions and 33 deletions
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2
src/mame/fidelity/sc6.cpp
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@ -122,7 +122,6 @@ public:
sc6_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_rom(*this, "maincpu"),
m_board(*this, "board"),
m_display(*this, "display"),
m_dac(*this, "dac"),
@ -147,7 +146,6 @@ protected:
private:
// devices/pointers
required_device<mcs48_cpu_device> m_maincpu;
required_region_ptr<u8> m_rom;
required_device<sensorboard_device> m_board;
required_device<pwm_display_device> m_display;
optional_device<dac_1bit_device> m_dac;

40
src/mame/nintendo/mario.cpp
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@ -2,32 +2,14 @@
// copyright-holders:Mirko Buffoni
/***************************************************************************
Done:
- discrete sound
- hooked up z80dma
- combined memory maps
- statics in mario_state struct
- fixed save state issues
- combine sh_* writes into one routine
- Hooked up flipscreen
- Changed monitor orientation to ROT0
- fixed mario0110u1gre
- rewrote driver, separate MACHINE_DRIVER(mario_audio)
- palette from schematics
- video timing from schematics
- driver configuration switch Nintendo/Std Monitor
- got rid of COLORTABLE
- clocks as defines in .h
- use XTAL_*
Mario Bros driver by Mirko Buffoni
Mario Bros memory map (preliminary):
driver by Mirko Buffoni
Memory map (preliminary):
0000-5fff ROM
6000-6fff RAM
7000-73ff ?
7000-73ff Sprite RAM
7400-77ff Video RAM
f000-ffff ROM
@ -74,17 +56,19 @@ write:
7d00 vertical scroll (pow)
7d80 ?
7e00 sound
7e80-7e82 ?
7e83 sprite palette bank select
7e84 interrupt enable
7e85 ?
7e80-7e87 misc. triggers (see mcfg)
7f00-7f07 sound triggers
I/O ports
write:
00 ?
00 Z80 DMA
The sound MCU can be easily replaced with a ROMless one such as I8039
(or just force EA high), by doing a 1-byte patch to the external ROM:
offset $01: change $00 to $01 (call $100 -> call $101)
***************************************************************************/
@ -551,7 +535,7 @@ ROM_END
*
*************************************/
GAME( 1983, mario, 0, mario, mario, mario_state, empty_init, ROT0, "Nintendo of America", "Mario Bros. (US, Revision G)", MACHINE_SUPPORTS_SAVE )
GAME( 1983, mario, 0, mario, mario, mario_state, empty_init, ROT0, "Nintendo of America", "Mario Bros. (US, Revision G)", MACHINE_SUPPORTS_SAVE )
GAME( 1983, mariof, mario, mario, mariof, mario_state, empty_init, ROT0, "Nintendo of America", "Mario Bros. (US, Revision F)", MACHINE_SUPPORTS_SAVE )
GAME( 1983, marioe, mario, mario, marioe, mario_state, empty_init, ROT0, "Nintendo of America", "Mario Bros. (US, Revision E)", MACHINE_SUPPORTS_SAVE )
GAME( 1983, marioj, mario, mario, marioj, mario_state, empty_init, ROT0, "Nintendo", "Mario Bros. (Japan, Revision C)", MACHINE_SUPPORTS_SAVE )

3
src/mame/nintendo/mario_a.cpp
View File

@ -18,7 +18,6 @@
*
****************************************************************/
#define ACTIVELOW_PORT_BIT(P,A,D) ((P & (~(1 << A))) | ((D ^ 1) << A))
#define ACTIVEHIGH_PORT_BIT(P,A,D) ((P & (~(1 << A))) | (D << A))
#define MCU_T_R(N) ((m_soundlatch2->read() >> (N)) & 1)
@ -30,7 +29,6 @@
#define MCU_P2_W(D) do { set_ea(((D) & 0x20) ? 0 : 1); m_soundlatch4->write(D); } while (0)
#define MCU_P1_W_AH(B,D) MCU_P1_W(ACTIVEHIGH_PORT_BIT(MCU_P1_R(),B,(D)))
#define MCU_P2_W_AH(B,D) MCU_P2_W(ACTIVEHIGH_PORT_BIT(MCU_P2_R(),B,(D)))
#if OLD_SOUND
@ -422,7 +420,6 @@ void mario_state::sound_start()
void mario_state::sound_reset()
{
/* FIXME: convert to latch8 */
m_soundlatch->clear_w();
if (m_soundlatch2) m_soundlatch2->clear_w();
if (m_soundlatch3) m_soundlatch3->clear_w();